Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 17 | #define LOG_TAG "InputReader" |
| 18 | |
| 19 | //#define LOG_NDEBUG 0 |
| 20 | |
| 21 | // Log debug messages for each raw event received from the EventHub. |
| 22 | #define DEBUG_RAW_EVENTS 0 |
| 23 | |
| 24 | // Log debug messages about touch screen filtering hacks. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 25 | #define DEBUG_HACKS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 26 | |
| 27 | // Log debug messages about virtual key processing. |
Jeff Brown | 349703e | 2010-06-22 01:27:15 -0700 | [diff] [blame] | 28 | #define DEBUG_VIRTUAL_KEYS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 29 | |
| 30 | // Log debug messages about pointers. |
Jeff Brown | 9f2106f | 2011-05-24 14:40:35 -0700 | [diff] [blame] | 31 | #define DEBUG_POINTERS 0 |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 32 | |
Jeff Brown | 5c225b1 | 2010-06-16 01:53:36 -0700 | [diff] [blame] | 33 | // Log debug messages about pointer assignment calculations. |
| 34 | #define DEBUG_POINTER_ASSIGNMENT 0 |
| 35 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 36 | // Log debug messages about gesture detection. |
| 37 | #define DEBUG_GESTURES 0 |
| 38 | |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 39 | #include "InputReader.h" |
| 40 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 41 | #include <cutils/log.h> |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 42 | #include <ui/Keyboard.h> |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 43 | #include <ui/VirtualKeyMap.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 44 | |
| 45 | #include <stddef.h> |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 46 | #include <stdlib.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 47 | #include <unistd.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 48 | #include <errno.h> |
| 49 | #include <limits.h> |
Jeff Brown | c5ed591 | 2010-07-14 18:48:53 -0700 | [diff] [blame] | 50 | #include <math.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 51 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 52 | #define INDENT " " |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 53 | #define INDENT2 " " |
| 54 | #define INDENT3 " " |
| 55 | #define INDENT4 " " |
Jeff Brown | aba321a | 2011-06-28 20:34:40 -0700 | [diff] [blame] | 56 | #define INDENT5 " " |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 57 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 58 | namespace android { |
| 59 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 60 | // --- Constants --- |
| 61 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 62 | // Maximum number of slots supported when using the slot-based Multitouch Protocol B. |
| 63 | static const size_t MAX_SLOTS = 32; |
| 64 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 65 | // --- Static Functions --- |
| 66 | |
| 67 | template<typename T> |
| 68 | inline static T abs(const T& value) { |
| 69 | return value < 0 ? - value : value; |
| 70 | } |
| 71 | |
| 72 | template<typename T> |
| 73 | inline static T min(const T& a, const T& b) { |
| 74 | return a < b ? a : b; |
| 75 | } |
| 76 | |
Jeff Brown | 5c225b1 | 2010-06-16 01:53:36 -0700 | [diff] [blame] | 77 | template<typename T> |
| 78 | inline static void swap(T& a, T& b) { |
| 79 | T temp = a; |
| 80 | a = b; |
| 81 | b = temp; |
| 82 | } |
| 83 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 84 | inline static float avg(float x, float y) { |
| 85 | return (x + y) / 2; |
| 86 | } |
| 87 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 88 | inline static float distance(float x1, float y1, float x2, float y2) { |
| 89 | return hypotf(x1 - x2, y1 - y2); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 90 | } |
| 91 | |
Jeff Brown | 517bb4c | 2011-01-14 19:09:23 -0800 | [diff] [blame] | 92 | inline static int32_t signExtendNybble(int32_t value) { |
| 93 | return value >= 8 ? value - 16 : value; |
| 94 | } |
| 95 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 96 | static inline const char* toString(bool value) { |
| 97 | return value ? "true" : "false"; |
| 98 | } |
| 99 | |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 100 | static int32_t rotateValueUsingRotationMap(int32_t value, int32_t orientation, |
| 101 | const int32_t map[][4], size_t mapSize) { |
| 102 | if (orientation != DISPLAY_ORIENTATION_0) { |
| 103 | for (size_t i = 0; i < mapSize; i++) { |
| 104 | if (value == map[i][0]) { |
| 105 | return map[i][orientation]; |
| 106 | } |
| 107 | } |
| 108 | } |
| 109 | return value; |
| 110 | } |
| 111 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 112 | static const int32_t keyCodeRotationMap[][4] = { |
| 113 | // key codes enumerated counter-clockwise with the original (unrotated) key first |
| 114 | // no rotation, 90 degree rotation, 180 degree rotation, 270 degree rotation |
Jeff Brown | fd03582 | 2010-06-30 16:10:35 -0700 | [diff] [blame] | 115 | { AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT }, |
| 116 | { AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN }, |
| 117 | { AKEYCODE_DPAD_UP, AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT }, |
| 118 | { AKEYCODE_DPAD_LEFT, AKEYCODE_DPAD_DOWN, AKEYCODE_DPAD_RIGHT, AKEYCODE_DPAD_UP }, |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 119 | }; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 120 | static const size_t keyCodeRotationMapSize = |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 121 | sizeof(keyCodeRotationMap) / sizeof(keyCodeRotationMap[0]); |
| 122 | |
Jeff Brown | 6069139 | 2011-07-15 19:08:26 -0700 | [diff] [blame] | 123 | static int32_t rotateKeyCode(int32_t keyCode, int32_t orientation) { |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 124 | return rotateValueUsingRotationMap(keyCode, orientation, |
| 125 | keyCodeRotationMap, keyCodeRotationMapSize); |
| 126 | } |
| 127 | |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 128 | static void rotateDelta(int32_t orientation, float* deltaX, float* deltaY) { |
| 129 | float temp; |
| 130 | switch (orientation) { |
| 131 | case DISPLAY_ORIENTATION_90: |
| 132 | temp = *deltaX; |
| 133 | *deltaX = *deltaY; |
| 134 | *deltaY = -temp; |
| 135 | break; |
| 136 | |
| 137 | case DISPLAY_ORIENTATION_180: |
| 138 | *deltaX = -*deltaX; |
| 139 | *deltaY = -*deltaY; |
| 140 | break; |
| 141 | |
| 142 | case DISPLAY_ORIENTATION_270: |
| 143 | temp = *deltaX; |
| 144 | *deltaX = -*deltaY; |
| 145 | *deltaY = temp; |
| 146 | break; |
| 147 | } |
| 148 | } |
| 149 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 150 | static inline bool sourcesMatchMask(uint32_t sources, uint32_t sourceMask) { |
| 151 | return (sources & sourceMask & ~ AINPUT_SOURCE_CLASS_MASK) != 0; |
| 152 | } |
| 153 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 154 | // Returns true if the pointer should be reported as being down given the specified |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 155 | // button states. This determines whether the event is reported as a touch event. |
| 156 | static bool isPointerDown(int32_t buttonState) { |
| 157 | return buttonState & |
| 158 | (AMOTION_EVENT_BUTTON_PRIMARY | AMOTION_EVENT_BUTTON_SECONDARY |
Jeff Brown | 53ca3f1 | 2011-06-27 18:36:00 -0700 | [diff] [blame] | 159 | | AMOTION_EVENT_BUTTON_TERTIARY); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 160 | } |
| 161 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 162 | static float calculateCommonVector(float a, float b) { |
| 163 | if (a > 0 && b > 0) { |
| 164 | return a < b ? a : b; |
| 165 | } else if (a < 0 && b < 0) { |
| 166 | return a > b ? a : b; |
| 167 | } else { |
| 168 | return 0; |
| 169 | } |
| 170 | } |
| 171 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 172 | static void synthesizeButtonKey(InputReaderContext* context, int32_t action, |
| 173 | nsecs_t when, int32_t deviceId, uint32_t source, |
| 174 | uint32_t policyFlags, int32_t lastButtonState, int32_t currentButtonState, |
| 175 | int32_t buttonState, int32_t keyCode) { |
| 176 | if ( |
| 177 | (action == AKEY_EVENT_ACTION_DOWN |
| 178 | && !(lastButtonState & buttonState) |
| 179 | && (currentButtonState & buttonState)) |
| 180 | || (action == AKEY_EVENT_ACTION_UP |
| 181 | && (lastButtonState & buttonState) |
| 182 | && !(currentButtonState & buttonState))) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 183 | NotifyKeyArgs args(when, deviceId, source, policyFlags, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 184 | action, 0, keyCode, 0, context->getGlobalMetaState(), when); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 185 | context->getListener()->notifyKey(&args); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 186 | } |
| 187 | } |
| 188 | |
| 189 | static void synthesizeButtonKeys(InputReaderContext* context, int32_t action, |
| 190 | nsecs_t when, int32_t deviceId, uint32_t source, |
| 191 | uint32_t policyFlags, int32_t lastButtonState, int32_t currentButtonState) { |
| 192 | synthesizeButtonKey(context, action, when, deviceId, source, policyFlags, |
| 193 | lastButtonState, currentButtonState, |
| 194 | AMOTION_EVENT_BUTTON_BACK, AKEYCODE_BACK); |
| 195 | synthesizeButtonKey(context, action, when, deviceId, source, policyFlags, |
| 196 | lastButtonState, currentButtonState, |
| 197 | AMOTION_EVENT_BUTTON_FORWARD, AKEYCODE_FORWARD); |
| 198 | } |
| 199 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 200 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 201 | // --- InputReader --- |
| 202 | |
| 203 | InputReader::InputReader(const sp<EventHubInterface>& eventHub, |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 204 | const sp<InputReaderPolicyInterface>& policy, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 205 | const sp<InputListenerInterface>& listener) : |
| 206 | mContext(this), mEventHub(eventHub), mPolicy(policy), |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 207 | mGlobalMetaState(0), mDisableVirtualKeysTimeout(LLONG_MIN), mNextTimeout(LLONG_MAX), |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 208 | mConfigurationChangesToRefresh(0) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 209 | mQueuedListener = new QueuedInputListener(listener); |
| 210 | |
| 211 | { // acquire lock |
| 212 | AutoMutex _l(mLock); |
| 213 | |
| 214 | refreshConfigurationLocked(0); |
| 215 | updateGlobalMetaStateLocked(); |
| 216 | updateInputConfigurationLocked(); |
| 217 | } // release lock |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 218 | } |
| 219 | |
| 220 | InputReader::~InputReader() { |
| 221 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 222 | delete mDevices.valueAt(i); |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | void InputReader::loopOnce() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 227 | int32_t timeoutMillis; |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 228 | { // acquire lock |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 229 | AutoMutex _l(mLock); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 230 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 231 | uint32_t changes = mConfigurationChangesToRefresh; |
| 232 | if (changes) { |
| 233 | mConfigurationChangesToRefresh = 0; |
| 234 | refreshConfigurationLocked(changes); |
| 235 | } |
| 236 | |
| 237 | timeoutMillis = -1; |
| 238 | if (mNextTimeout != LLONG_MAX) { |
| 239 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
| 240 | timeoutMillis = toMillisecondTimeoutDelay(now, mNextTimeout); |
| 241 | } |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 242 | } // release lock |
| 243 | |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 244 | size_t count = mEventHub->getEvents(timeoutMillis, mEventBuffer, EVENT_BUFFER_SIZE); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 245 | |
| 246 | { // acquire lock |
| 247 | AutoMutex _l(mLock); |
| 248 | |
| 249 | if (count) { |
| 250 | processEventsLocked(mEventBuffer, count); |
| 251 | } |
| 252 | if (!count || timeoutMillis == 0) { |
| 253 | nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 254 | #if DEBUG_RAW_EVENTS |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 255 | LOGD("Timeout expired, latency=%0.3fms", (now - mNextTimeout) * 0.000001f); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 256 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 257 | mNextTimeout = LLONG_MAX; |
| 258 | timeoutExpiredLocked(now); |
| 259 | } |
| 260 | } // release lock |
| 261 | |
| 262 | // Flush queued events out to the listener. |
| 263 | // This must happen outside of the lock because the listener could potentially call |
| 264 | // back into the InputReader's methods, such as getScanCodeState, or become blocked |
| 265 | // on another thread similarly waiting to acquire the InputReader lock thereby |
| 266 | // resulting in a deadlock. This situation is actually quite plausible because the |
| 267 | // listener is actually the input dispatcher, which calls into the window manager, |
| 268 | // which occasionally calls into the input reader. |
| 269 | mQueuedListener->flush(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 270 | } |
| 271 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 272 | void InputReader::processEventsLocked(const RawEvent* rawEvents, size_t count) { |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 273 | for (const RawEvent* rawEvent = rawEvents; count;) { |
| 274 | int32_t type = rawEvent->type; |
| 275 | size_t batchSize = 1; |
| 276 | if (type < EventHubInterface::FIRST_SYNTHETIC_EVENT) { |
| 277 | int32_t deviceId = rawEvent->deviceId; |
| 278 | while (batchSize < count) { |
| 279 | if (rawEvent[batchSize].type >= EventHubInterface::FIRST_SYNTHETIC_EVENT |
| 280 | || rawEvent[batchSize].deviceId != deviceId) { |
| 281 | break; |
| 282 | } |
| 283 | batchSize += 1; |
| 284 | } |
| 285 | #if DEBUG_RAW_EVENTS |
| 286 | LOGD("BatchSize: %d Count: %d", batchSize, count); |
| 287 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 288 | processEventsForDeviceLocked(deviceId, rawEvent, batchSize); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 289 | } else { |
| 290 | switch (rawEvent->type) { |
| 291 | case EventHubInterface::DEVICE_ADDED: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 292 | addDeviceLocked(rawEvent->deviceId); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 293 | break; |
| 294 | case EventHubInterface::DEVICE_REMOVED: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 295 | removeDeviceLocked(rawEvent->deviceId); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 296 | break; |
| 297 | case EventHubInterface::FINISHED_DEVICE_SCAN: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 298 | handleConfigurationChangedLocked(rawEvent->when); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 299 | break; |
| 300 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 301 | LOG_ASSERT(false); // can't happen |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 302 | break; |
| 303 | } |
| 304 | } |
| 305 | count -= batchSize; |
| 306 | rawEvent += batchSize; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 307 | } |
| 308 | } |
| 309 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 310 | void InputReader::addDeviceLocked(int32_t deviceId) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 311 | String8 name = mEventHub->getDeviceName(deviceId); |
| 312 | uint32_t classes = mEventHub->getDeviceClasses(deviceId); |
| 313 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 314 | InputDevice* device = createDeviceLocked(deviceId, name, classes); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 315 | device->configure(&mConfig, 0); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 316 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 317 | if (device->isIgnored()) { |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 318 | LOGI("Device added: id=%d, name='%s' (ignored non-input device)", deviceId, name.string()); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 319 | } else { |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 320 | LOGI("Device added: id=%d, name='%s', sources=0x%08x", deviceId, name.string(), |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 321 | device->getSources()); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 322 | } |
| 323 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 324 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 325 | if (deviceIndex < 0) { |
| 326 | mDevices.add(deviceId, device); |
| 327 | } else { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 328 | LOGW("Ignoring spurious device added event for deviceId %d.", deviceId); |
| 329 | delete device; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 330 | return; |
| 331 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 332 | } |
| 333 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 334 | void InputReader::removeDeviceLocked(int32_t deviceId) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 335 | InputDevice* device = NULL; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 336 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 337 | if (deviceIndex >= 0) { |
| 338 | device = mDevices.valueAt(deviceIndex); |
| 339 | mDevices.removeItemsAt(deviceIndex, 1); |
| 340 | } else { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 341 | LOGW("Ignoring spurious device removed event for deviceId %d.", deviceId); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 342 | return; |
| 343 | } |
| 344 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 345 | if (device->isIgnored()) { |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 346 | LOGI("Device removed: id=%d, name='%s' (ignored non-input device)", |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 347 | device->getId(), device->getName().string()); |
| 348 | } else { |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 349 | LOGI("Device removed: id=%d, name='%s', sources=0x%08x", |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 350 | device->getId(), device->getName().string(), device->getSources()); |
| 351 | } |
| 352 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 353 | device->reset(); |
| 354 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 355 | delete device; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 356 | } |
| 357 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 358 | InputDevice* InputReader::createDeviceLocked(int32_t deviceId, |
| 359 | const String8& name, uint32_t classes) { |
| 360 | InputDevice* device = new InputDevice(&mContext, deviceId, name); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 361 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 362 | // External devices. |
| 363 | if (classes & INPUT_DEVICE_CLASS_EXTERNAL) { |
| 364 | device->setExternal(true); |
| 365 | } |
| 366 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 367 | // Switch-like devices. |
| 368 | if (classes & INPUT_DEVICE_CLASS_SWITCH) { |
| 369 | device->addMapper(new SwitchInputMapper(device)); |
| 370 | } |
| 371 | |
| 372 | // Keyboard-like devices. |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 373 | uint32_t keyboardSource = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 374 | int32_t keyboardType = AINPUT_KEYBOARD_TYPE_NON_ALPHABETIC; |
| 375 | if (classes & INPUT_DEVICE_CLASS_KEYBOARD) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 376 | keyboardSource |= AINPUT_SOURCE_KEYBOARD; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 377 | } |
| 378 | if (classes & INPUT_DEVICE_CLASS_ALPHAKEY) { |
| 379 | keyboardType = AINPUT_KEYBOARD_TYPE_ALPHABETIC; |
| 380 | } |
| 381 | if (classes & INPUT_DEVICE_CLASS_DPAD) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 382 | keyboardSource |= AINPUT_SOURCE_DPAD; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 383 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 384 | if (classes & INPUT_DEVICE_CLASS_GAMEPAD) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 385 | keyboardSource |= AINPUT_SOURCE_GAMEPAD; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 386 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 387 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 388 | if (keyboardSource != 0) { |
| 389 | device->addMapper(new KeyboardInputMapper(device, keyboardSource, keyboardType)); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 390 | } |
| 391 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 392 | // Cursor-like devices. |
| 393 | if (classes & INPUT_DEVICE_CLASS_CURSOR) { |
| 394 | device->addMapper(new CursorInputMapper(device)); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 395 | } |
| 396 | |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 397 | // Touchscreens and touchpad devices. |
| 398 | if (classes & INPUT_DEVICE_CLASS_TOUCH_MT) { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 399 | device->addMapper(new MultiTouchInputMapper(device)); |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 400 | } else if (classes & INPUT_DEVICE_CLASS_TOUCH) { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 401 | device->addMapper(new SingleTouchInputMapper(device)); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 402 | } |
| 403 | |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 404 | // Joystick-like devices. |
| 405 | if (classes & INPUT_DEVICE_CLASS_JOYSTICK) { |
| 406 | device->addMapper(new JoystickInputMapper(device)); |
| 407 | } |
| 408 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 409 | return device; |
| 410 | } |
| 411 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 412 | void InputReader::processEventsForDeviceLocked(int32_t deviceId, |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 413 | const RawEvent* rawEvents, size_t count) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 414 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 415 | if (deviceIndex < 0) { |
| 416 | LOGW("Discarding event for unknown deviceId %d.", deviceId); |
| 417 | return; |
| 418 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 419 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 420 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 421 | if (device->isIgnored()) { |
| 422 | //LOGD("Discarding event for ignored deviceId %d.", deviceId); |
| 423 | return; |
| 424 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 425 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 426 | device->process(rawEvents, count); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 427 | } |
| 428 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 429 | void InputReader::timeoutExpiredLocked(nsecs_t when) { |
| 430 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 431 | InputDevice* device = mDevices.valueAt(i); |
| 432 | if (!device->isIgnored()) { |
| 433 | device->timeoutExpired(when); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 434 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 435 | } |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 436 | } |
| 437 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 438 | void InputReader::handleConfigurationChangedLocked(nsecs_t when) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 439 | // Reset global meta state because it depends on the list of all configured devices. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 440 | updateGlobalMetaStateLocked(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 441 | |
| 442 | // Update input configuration. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 443 | updateInputConfigurationLocked(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 444 | |
| 445 | // Enqueue configuration changed. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 446 | NotifyConfigurationChangedArgs args(when); |
| 447 | mQueuedListener->notifyConfigurationChanged(&args); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 448 | } |
| 449 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 450 | void InputReader::refreshConfigurationLocked(uint32_t changes) { |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 451 | mPolicy->getReaderConfiguration(&mConfig); |
| 452 | mEventHub->setExcludedDevices(mConfig.excludedDeviceNames); |
| 453 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 454 | if (changes) { |
| 455 | LOGI("Reconfiguring input devices. changes=0x%08x", changes); |
| 456 | |
| 457 | if (changes & InputReaderConfiguration::CHANGE_MUST_REOPEN) { |
| 458 | mEventHub->requestReopenDevices(); |
| 459 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 460 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 461 | InputDevice* device = mDevices.valueAt(i); |
| 462 | device->configure(&mConfig, changes); |
| 463 | } |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 464 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 465 | } |
| 466 | } |
| 467 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 468 | void InputReader::updateGlobalMetaStateLocked() { |
| 469 | mGlobalMetaState = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 470 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 471 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 472 | InputDevice* device = mDevices.valueAt(i); |
| 473 | mGlobalMetaState |= device->getMetaState(); |
| 474 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 475 | } |
| 476 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 477 | int32_t InputReader::getGlobalMetaStateLocked() { |
| 478 | return mGlobalMetaState; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 479 | } |
| 480 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 481 | void InputReader::updateInputConfigurationLocked() { |
| 482 | int32_t touchScreenConfig = InputConfiguration::TOUCHSCREEN_NOTOUCH; |
| 483 | int32_t keyboardConfig = InputConfiguration::KEYBOARD_NOKEYS; |
| 484 | int32_t navigationConfig = InputConfiguration::NAVIGATION_NONAV; |
| 485 | InputDeviceInfo deviceInfo; |
| 486 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 487 | InputDevice* device = mDevices.valueAt(i); |
| 488 | device->getDeviceInfo(& deviceInfo); |
| 489 | uint32_t sources = deviceInfo.getSources(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 490 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 491 | if ((sources & AINPUT_SOURCE_TOUCHSCREEN) == AINPUT_SOURCE_TOUCHSCREEN) { |
| 492 | touchScreenConfig = InputConfiguration::TOUCHSCREEN_FINGER; |
| 493 | } |
| 494 | if ((sources & AINPUT_SOURCE_TRACKBALL) == AINPUT_SOURCE_TRACKBALL) { |
| 495 | navigationConfig = InputConfiguration::NAVIGATION_TRACKBALL; |
| 496 | } else if ((sources & AINPUT_SOURCE_DPAD) == AINPUT_SOURCE_DPAD) { |
| 497 | navigationConfig = InputConfiguration::NAVIGATION_DPAD; |
| 498 | } |
| 499 | if (deviceInfo.getKeyboardType() == AINPUT_KEYBOARD_TYPE_ALPHABETIC) { |
| 500 | keyboardConfig = InputConfiguration::KEYBOARD_QWERTY; |
| 501 | } |
| 502 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 503 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 504 | mInputConfiguration.touchScreen = touchScreenConfig; |
| 505 | mInputConfiguration.keyboard = keyboardConfig; |
| 506 | mInputConfiguration.navigation = navigationConfig; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 507 | } |
| 508 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 509 | void InputReader::disableVirtualKeysUntilLocked(nsecs_t time) { |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 510 | mDisableVirtualKeysTimeout = time; |
| 511 | } |
| 512 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 513 | bool InputReader::shouldDropVirtualKeyLocked(nsecs_t now, |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 514 | InputDevice* device, int32_t keyCode, int32_t scanCode) { |
| 515 | if (now < mDisableVirtualKeysTimeout) { |
| 516 | LOGI("Dropping virtual key from device %s because virtual keys are " |
| 517 | "temporarily disabled for the next %0.3fms. keyCode=%d, scanCode=%d", |
| 518 | device->getName().string(), |
| 519 | (mDisableVirtualKeysTimeout - now) * 0.000001, |
| 520 | keyCode, scanCode); |
| 521 | return true; |
| 522 | } else { |
| 523 | return false; |
| 524 | } |
| 525 | } |
| 526 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 527 | void InputReader::fadePointerLocked() { |
| 528 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 529 | InputDevice* device = mDevices.valueAt(i); |
| 530 | device->fadePointer(); |
| 531 | } |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 532 | } |
| 533 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 534 | void InputReader::requestTimeoutAtTimeLocked(nsecs_t when) { |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 535 | if (when < mNextTimeout) { |
| 536 | mNextTimeout = when; |
| 537 | } |
| 538 | } |
| 539 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 540 | void InputReader::getInputConfiguration(InputConfiguration* outConfiguration) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 541 | AutoMutex _l(mLock); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 542 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 543 | *outConfiguration = mInputConfiguration; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 544 | } |
| 545 | |
| 546 | status_t InputReader::getInputDeviceInfo(int32_t deviceId, InputDeviceInfo* outDeviceInfo) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 547 | AutoMutex _l(mLock); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 548 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 549 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 550 | if (deviceIndex < 0) { |
| 551 | return NAME_NOT_FOUND; |
| 552 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 553 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 554 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 555 | if (device->isIgnored()) { |
| 556 | return NAME_NOT_FOUND; |
| 557 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 558 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 559 | device->getDeviceInfo(outDeviceInfo); |
| 560 | return OK; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 561 | } |
| 562 | |
| 563 | void InputReader::getInputDeviceIds(Vector<int32_t>& outDeviceIds) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 564 | AutoMutex _l(mLock); |
| 565 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 566 | outDeviceIds.clear(); |
| 567 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 568 | size_t numDevices = mDevices.size(); |
| 569 | for (size_t i = 0; i < numDevices; i++) { |
| 570 | InputDevice* device = mDevices.valueAt(i); |
| 571 | if (!device->isIgnored()) { |
| 572 | outDeviceIds.add(device->getId()); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 573 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 574 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | int32_t InputReader::getKeyCodeState(int32_t deviceId, uint32_t sourceMask, |
| 578 | int32_t keyCode) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 579 | AutoMutex _l(mLock); |
| 580 | |
| 581 | return getStateLocked(deviceId, sourceMask, keyCode, &InputDevice::getKeyCodeState); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 582 | } |
| 583 | |
| 584 | int32_t InputReader::getScanCodeState(int32_t deviceId, uint32_t sourceMask, |
| 585 | int32_t scanCode) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 586 | AutoMutex _l(mLock); |
| 587 | |
| 588 | return getStateLocked(deviceId, sourceMask, scanCode, &InputDevice::getScanCodeState); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 589 | } |
| 590 | |
| 591 | int32_t InputReader::getSwitchState(int32_t deviceId, uint32_t sourceMask, int32_t switchCode) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 592 | AutoMutex _l(mLock); |
| 593 | |
| 594 | return getStateLocked(deviceId, sourceMask, switchCode, &InputDevice::getSwitchState); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 595 | } |
| 596 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 597 | int32_t InputReader::getStateLocked(int32_t deviceId, uint32_t sourceMask, int32_t code, |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 598 | GetStateFunc getStateFunc) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 599 | int32_t result = AKEY_STATE_UNKNOWN; |
| 600 | if (deviceId >= 0) { |
| 601 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 602 | if (deviceIndex >= 0) { |
| 603 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 604 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 605 | result = (device->*getStateFunc)(sourceMask, code); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 606 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 607 | } |
| 608 | } else { |
| 609 | size_t numDevices = mDevices.size(); |
| 610 | for (size_t i = 0; i < numDevices; i++) { |
| 611 | InputDevice* device = mDevices.valueAt(i); |
| 612 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 613 | result = (device->*getStateFunc)(sourceMask, code); |
| 614 | if (result >= AKEY_STATE_DOWN) { |
| 615 | return result; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 616 | } |
| 617 | } |
| 618 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 619 | } |
| 620 | return result; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 621 | } |
| 622 | |
| 623 | bool InputReader::hasKeys(int32_t deviceId, uint32_t sourceMask, |
| 624 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 625 | AutoMutex _l(mLock); |
| 626 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 627 | memset(outFlags, 0, numCodes); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 628 | return markSupportedKeyCodesLocked(deviceId, sourceMask, numCodes, keyCodes, outFlags); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 629 | } |
| 630 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 631 | bool InputReader::markSupportedKeyCodesLocked(int32_t deviceId, uint32_t sourceMask, |
| 632 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) { |
| 633 | bool result = false; |
| 634 | if (deviceId >= 0) { |
| 635 | ssize_t deviceIndex = mDevices.indexOfKey(deviceId); |
| 636 | if (deviceIndex >= 0) { |
| 637 | InputDevice* device = mDevices.valueAt(deviceIndex); |
| 638 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 639 | result = device->markSupportedKeyCodes(sourceMask, |
| 640 | numCodes, keyCodes, outFlags); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 641 | } |
| 642 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 643 | } else { |
| 644 | size_t numDevices = mDevices.size(); |
| 645 | for (size_t i = 0; i < numDevices; i++) { |
| 646 | InputDevice* device = mDevices.valueAt(i); |
| 647 | if (! device->isIgnored() && sourcesMatchMask(device->getSources(), sourceMask)) { |
| 648 | result |= device->markSupportedKeyCodes(sourceMask, |
| 649 | numCodes, keyCodes, outFlags); |
| 650 | } |
| 651 | } |
| 652 | } |
| 653 | return result; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 654 | } |
| 655 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 656 | void InputReader::requestRefreshConfiguration(uint32_t changes) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 657 | AutoMutex _l(mLock); |
Jeff Brown | 93fa9b3 | 2011-06-14 17:09:25 -0700 | [diff] [blame] | 658 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 659 | if (changes) { |
| 660 | bool needWake = !mConfigurationChangesToRefresh; |
| 661 | mConfigurationChangesToRefresh |= changes; |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 662 | |
| 663 | if (needWake) { |
| 664 | mEventHub->wake(); |
| 665 | } |
| 666 | } |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 667 | } |
| 668 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 669 | void InputReader::dump(String8& dump) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 670 | AutoMutex _l(mLock); |
| 671 | |
Jeff Brown | f2f4871 | 2010-10-01 17:46:21 -0700 | [diff] [blame] | 672 | mEventHub->dump(dump); |
| 673 | dump.append("\n"); |
| 674 | |
| 675 | dump.append("Input Reader State:\n"); |
| 676 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 677 | for (size_t i = 0; i < mDevices.size(); i++) { |
| 678 | mDevices.valueAt(i)->dump(dump); |
| 679 | } |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 680 | |
| 681 | dump.append(INDENT "Configuration:\n"); |
| 682 | dump.append(INDENT2 "ExcludedDeviceNames: ["); |
| 683 | for (size_t i = 0; i < mConfig.excludedDeviceNames.size(); i++) { |
| 684 | if (i != 0) { |
| 685 | dump.append(", "); |
| 686 | } |
| 687 | dump.append(mConfig.excludedDeviceNames.itemAt(i).string()); |
| 688 | } |
| 689 | dump.append("]\n"); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 690 | dump.appendFormat(INDENT2 "VirtualKeyQuietTime: %0.1fms\n", |
| 691 | mConfig.virtualKeyQuietTime * 0.000001f); |
| 692 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 693 | dump.appendFormat(INDENT2 "PointerVelocityControlParameters: " |
| 694 | "scale=%0.3f, lowThreshold=%0.3f, highThreshold=%0.3f, acceleration=%0.3f\n", |
| 695 | mConfig.pointerVelocityControlParameters.scale, |
| 696 | mConfig.pointerVelocityControlParameters.lowThreshold, |
| 697 | mConfig.pointerVelocityControlParameters.highThreshold, |
| 698 | mConfig.pointerVelocityControlParameters.acceleration); |
| 699 | |
| 700 | dump.appendFormat(INDENT2 "WheelVelocityControlParameters: " |
| 701 | "scale=%0.3f, lowThreshold=%0.3f, highThreshold=%0.3f, acceleration=%0.3f\n", |
| 702 | mConfig.wheelVelocityControlParameters.scale, |
| 703 | mConfig.wheelVelocityControlParameters.lowThreshold, |
| 704 | mConfig.wheelVelocityControlParameters.highThreshold, |
| 705 | mConfig.wheelVelocityControlParameters.acceleration); |
| 706 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 707 | dump.appendFormat(INDENT2 "PointerGesture:\n"); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 708 | dump.appendFormat(INDENT3 "Enabled: %s\n", |
| 709 | toString(mConfig.pointerGesturesEnabled)); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 710 | dump.appendFormat(INDENT3 "QuietInterval: %0.1fms\n", |
| 711 | mConfig.pointerGestureQuietInterval * 0.000001f); |
| 712 | dump.appendFormat(INDENT3 "DragMinSwitchSpeed: %0.1fpx/s\n", |
| 713 | mConfig.pointerGestureDragMinSwitchSpeed); |
| 714 | dump.appendFormat(INDENT3 "TapInterval: %0.1fms\n", |
| 715 | mConfig.pointerGestureTapInterval * 0.000001f); |
| 716 | dump.appendFormat(INDENT3 "TapDragInterval: %0.1fms\n", |
| 717 | mConfig.pointerGestureTapDragInterval * 0.000001f); |
| 718 | dump.appendFormat(INDENT3 "TapSlop: %0.1fpx\n", |
| 719 | mConfig.pointerGestureTapSlop); |
| 720 | dump.appendFormat(INDENT3 "MultitouchSettleInterval: %0.1fms\n", |
| 721 | mConfig.pointerGestureMultitouchSettleInterval * 0.000001f); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 722 | dump.appendFormat(INDENT3 "MultitouchMinDistance: %0.1fpx\n", |
| 723 | mConfig.pointerGestureMultitouchMinDistance); |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 724 | dump.appendFormat(INDENT3 "SwipeTransitionAngleCosine: %0.1f\n", |
| 725 | mConfig.pointerGestureSwipeTransitionAngleCosine); |
| 726 | dump.appendFormat(INDENT3 "SwipeMaxWidthRatio: %0.1f\n", |
| 727 | mConfig.pointerGestureSwipeMaxWidthRatio); |
| 728 | dump.appendFormat(INDENT3 "MovementSpeedRatio: %0.1f\n", |
| 729 | mConfig.pointerGestureMovementSpeedRatio); |
| 730 | dump.appendFormat(INDENT3 "ZoomSpeedRatio: %0.1f\n", |
| 731 | mConfig.pointerGestureZoomSpeedRatio); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 732 | } |
| 733 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 734 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 735 | // --- InputReader::ContextImpl --- |
| 736 | |
| 737 | InputReader::ContextImpl::ContextImpl(InputReader* reader) : |
| 738 | mReader(reader) { |
| 739 | } |
| 740 | |
| 741 | void InputReader::ContextImpl::updateGlobalMetaState() { |
| 742 | // lock is already held by the input loop |
| 743 | mReader->updateGlobalMetaStateLocked(); |
| 744 | } |
| 745 | |
| 746 | int32_t InputReader::ContextImpl::getGlobalMetaState() { |
| 747 | // lock is already held by the input loop |
| 748 | return mReader->getGlobalMetaStateLocked(); |
| 749 | } |
| 750 | |
| 751 | void InputReader::ContextImpl::disableVirtualKeysUntil(nsecs_t time) { |
| 752 | // lock is already held by the input loop |
| 753 | mReader->disableVirtualKeysUntilLocked(time); |
| 754 | } |
| 755 | |
| 756 | bool InputReader::ContextImpl::shouldDropVirtualKey(nsecs_t now, |
| 757 | InputDevice* device, int32_t keyCode, int32_t scanCode) { |
| 758 | // lock is already held by the input loop |
| 759 | return mReader->shouldDropVirtualKeyLocked(now, device, keyCode, scanCode); |
| 760 | } |
| 761 | |
| 762 | void InputReader::ContextImpl::fadePointer() { |
| 763 | // lock is already held by the input loop |
| 764 | mReader->fadePointerLocked(); |
| 765 | } |
| 766 | |
| 767 | void InputReader::ContextImpl::requestTimeoutAtTime(nsecs_t when) { |
| 768 | // lock is already held by the input loop |
| 769 | mReader->requestTimeoutAtTimeLocked(when); |
| 770 | } |
| 771 | |
| 772 | InputReaderPolicyInterface* InputReader::ContextImpl::getPolicy() { |
| 773 | return mReader->mPolicy.get(); |
| 774 | } |
| 775 | |
| 776 | InputListenerInterface* InputReader::ContextImpl::getListener() { |
| 777 | return mReader->mQueuedListener.get(); |
| 778 | } |
| 779 | |
| 780 | EventHubInterface* InputReader::ContextImpl::getEventHub() { |
| 781 | return mReader->mEventHub.get(); |
| 782 | } |
| 783 | |
| 784 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 785 | // --- InputReaderThread --- |
| 786 | |
| 787 | InputReaderThread::InputReaderThread(const sp<InputReaderInterface>& reader) : |
| 788 | Thread(/*canCallJava*/ true), mReader(reader) { |
| 789 | } |
| 790 | |
| 791 | InputReaderThread::~InputReaderThread() { |
| 792 | } |
| 793 | |
| 794 | bool InputReaderThread::threadLoop() { |
| 795 | mReader->loopOnce(); |
| 796 | return true; |
| 797 | } |
| 798 | |
| 799 | |
| 800 | // --- InputDevice --- |
| 801 | |
| 802 | InputDevice::InputDevice(InputReaderContext* context, int32_t id, const String8& name) : |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 803 | mContext(context), mId(id), mName(name), mSources(0), |
| 804 | mIsExternal(false), mDropUntilNextSync(false) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 805 | } |
| 806 | |
| 807 | InputDevice::~InputDevice() { |
| 808 | size_t numMappers = mMappers.size(); |
| 809 | for (size_t i = 0; i < numMappers; i++) { |
| 810 | delete mMappers[i]; |
| 811 | } |
| 812 | mMappers.clear(); |
| 813 | } |
| 814 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 815 | void InputDevice::dump(String8& dump) { |
| 816 | InputDeviceInfo deviceInfo; |
| 817 | getDeviceInfo(& deviceInfo); |
| 818 | |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 819 | dump.appendFormat(INDENT "Device %d: %s\n", deviceInfo.getId(), |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 820 | deviceInfo.getName().string()); |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 821 | dump.appendFormat(INDENT2 "IsExternal: %s\n", toString(mIsExternal)); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 822 | dump.appendFormat(INDENT2 "Sources: 0x%08x\n", deviceInfo.getSources()); |
| 823 | dump.appendFormat(INDENT2 "KeyboardType: %d\n", deviceInfo.getKeyboardType()); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 824 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 825 | const Vector<InputDeviceInfo::MotionRange>& ranges = deviceInfo.getMotionRanges(); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 826 | if (!ranges.isEmpty()) { |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 827 | dump.append(INDENT2 "Motion Ranges:\n"); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 828 | for (size_t i = 0; i < ranges.size(); i++) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 829 | const InputDeviceInfo::MotionRange& range = ranges.itemAt(i); |
| 830 | const char* label = getAxisLabel(range.axis); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 831 | char name[32]; |
| 832 | if (label) { |
| 833 | strncpy(name, label, sizeof(name)); |
| 834 | name[sizeof(name) - 1] = '\0'; |
| 835 | } else { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 836 | snprintf(name, sizeof(name), "%d", range.axis); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 837 | } |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 838 | dump.appendFormat(INDENT3 "%s: source=0x%08x, " |
| 839 | "min=%0.3f, max=%0.3f, flat=%0.3f, fuzz=%0.3f\n", |
| 840 | name, range.source, range.min, range.max, range.flat, range.fuzz); |
Jeff Brown | cc0c159 | 2011-02-19 05:07:28 -0800 | [diff] [blame] | 841 | } |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 842 | } |
| 843 | |
| 844 | size_t numMappers = mMappers.size(); |
| 845 | for (size_t i = 0; i < numMappers; i++) { |
| 846 | InputMapper* mapper = mMappers[i]; |
| 847 | mapper->dump(dump); |
| 848 | } |
| 849 | } |
| 850 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 851 | void InputDevice::addMapper(InputMapper* mapper) { |
| 852 | mMappers.add(mapper); |
| 853 | } |
| 854 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 855 | void InputDevice::configure(const InputReaderConfiguration* config, uint32_t changes) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 856 | mSources = 0; |
| 857 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 858 | if (!isIgnored()) { |
| 859 | if (!changes) { // first time only |
| 860 | mContext->getEventHub()->getConfiguration(mId, &mConfiguration); |
| 861 | } |
| 862 | |
| 863 | size_t numMappers = mMappers.size(); |
| 864 | for (size_t i = 0; i < numMappers; i++) { |
| 865 | InputMapper* mapper = mMappers[i]; |
| 866 | mapper->configure(config, changes); |
| 867 | mSources |= mapper->getSources(); |
| 868 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 869 | } |
| 870 | } |
| 871 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 872 | void InputDevice::reset() { |
| 873 | size_t numMappers = mMappers.size(); |
| 874 | for (size_t i = 0; i < numMappers; i++) { |
| 875 | InputMapper* mapper = mMappers[i]; |
| 876 | mapper->reset(); |
| 877 | } |
| 878 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 879 | |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 880 | void InputDevice::process(const RawEvent* rawEvents, size_t count) { |
| 881 | // Process all of the events in order for each mapper. |
| 882 | // We cannot simply ask each mapper to process them in bulk because mappers may |
| 883 | // have side-effects that must be interleaved. For example, joystick movement events and |
| 884 | // gamepad button presses are handled by different mappers but they should be dispatched |
| 885 | // in the order received. |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 886 | size_t numMappers = mMappers.size(); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 887 | for (const RawEvent* rawEvent = rawEvents; count--; rawEvent++) { |
| 888 | #if DEBUG_RAW_EVENTS |
| 889 | LOGD("Input event: device=%d type=0x%04x scancode=0x%04x " |
Jeff Brown | 2e45fb6 | 2011-06-29 21:19:05 -0700 | [diff] [blame] | 890 | "keycode=0x%04x value=0x%08x flags=0x%08x", |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 891 | rawEvent->deviceId, rawEvent->type, rawEvent->scanCode, rawEvent->keyCode, |
| 892 | rawEvent->value, rawEvent->flags); |
| 893 | #endif |
| 894 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 895 | if (mDropUntilNextSync) { |
| 896 | if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_REPORT) { |
| 897 | mDropUntilNextSync = false; |
| 898 | #if DEBUG_RAW_EVENTS |
| 899 | LOGD("Recovered from input event buffer overrun."); |
| 900 | #endif |
| 901 | } else { |
| 902 | #if DEBUG_RAW_EVENTS |
| 903 | LOGD("Dropped input event while waiting for next input sync."); |
| 904 | #endif |
| 905 | } |
| 906 | } else if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_DROPPED) { |
| 907 | LOGI("Detected input event buffer overrun for device %s.", mName.string()); |
| 908 | mDropUntilNextSync = true; |
| 909 | reset(); |
| 910 | } else { |
| 911 | for (size_t i = 0; i < numMappers; i++) { |
| 912 | InputMapper* mapper = mMappers[i]; |
| 913 | mapper->process(rawEvent); |
| 914 | } |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 915 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 916 | } |
| 917 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 918 | |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 919 | void InputDevice::timeoutExpired(nsecs_t when) { |
| 920 | size_t numMappers = mMappers.size(); |
| 921 | for (size_t i = 0; i < numMappers; i++) { |
| 922 | InputMapper* mapper = mMappers[i]; |
| 923 | mapper->timeoutExpired(when); |
| 924 | } |
| 925 | } |
| 926 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 927 | void InputDevice::getDeviceInfo(InputDeviceInfo* outDeviceInfo) { |
| 928 | outDeviceInfo->initialize(mId, mName); |
| 929 | |
| 930 | size_t numMappers = mMappers.size(); |
| 931 | for (size_t i = 0; i < numMappers; i++) { |
| 932 | InputMapper* mapper = mMappers[i]; |
| 933 | mapper->populateDeviceInfo(outDeviceInfo); |
| 934 | } |
| 935 | } |
| 936 | |
| 937 | int32_t InputDevice::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 938 | return getState(sourceMask, keyCode, & InputMapper::getKeyCodeState); |
| 939 | } |
| 940 | |
| 941 | int32_t InputDevice::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 942 | return getState(sourceMask, scanCode, & InputMapper::getScanCodeState); |
| 943 | } |
| 944 | |
| 945 | int32_t InputDevice::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 946 | return getState(sourceMask, switchCode, & InputMapper::getSwitchState); |
| 947 | } |
| 948 | |
| 949 | int32_t InputDevice::getState(uint32_t sourceMask, int32_t code, GetStateFunc getStateFunc) { |
| 950 | int32_t result = AKEY_STATE_UNKNOWN; |
| 951 | size_t numMappers = mMappers.size(); |
| 952 | for (size_t i = 0; i < numMappers; i++) { |
| 953 | InputMapper* mapper = mMappers[i]; |
| 954 | if (sourcesMatchMask(mapper->getSources(), sourceMask)) { |
| 955 | result = (mapper->*getStateFunc)(sourceMask, code); |
| 956 | if (result >= AKEY_STATE_DOWN) { |
| 957 | return result; |
| 958 | } |
| 959 | } |
| 960 | } |
| 961 | return result; |
| 962 | } |
| 963 | |
| 964 | bool InputDevice::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 965 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 966 | bool result = false; |
| 967 | size_t numMappers = mMappers.size(); |
| 968 | for (size_t i = 0; i < numMappers; i++) { |
| 969 | InputMapper* mapper = mMappers[i]; |
| 970 | if (sourcesMatchMask(mapper->getSources(), sourceMask)) { |
| 971 | result |= mapper->markSupportedKeyCodes(sourceMask, numCodes, keyCodes, outFlags); |
| 972 | } |
| 973 | } |
| 974 | return result; |
| 975 | } |
| 976 | |
| 977 | int32_t InputDevice::getMetaState() { |
| 978 | int32_t result = 0; |
| 979 | size_t numMappers = mMappers.size(); |
| 980 | for (size_t i = 0; i < numMappers; i++) { |
| 981 | InputMapper* mapper = mMappers[i]; |
| 982 | result |= mapper->getMetaState(); |
| 983 | } |
| 984 | return result; |
| 985 | } |
| 986 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 987 | void InputDevice::fadePointer() { |
| 988 | size_t numMappers = mMappers.size(); |
| 989 | for (size_t i = 0; i < numMappers; i++) { |
| 990 | InputMapper* mapper = mMappers[i]; |
| 991 | mapper->fadePointer(); |
| 992 | } |
| 993 | } |
| 994 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 995 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 996 | // --- CursorButtonAccumulator --- |
| 997 | |
| 998 | CursorButtonAccumulator::CursorButtonAccumulator() { |
| 999 | clearButtons(); |
| 1000 | } |
| 1001 | |
| 1002 | void CursorButtonAccumulator::clearButtons() { |
| 1003 | mBtnLeft = 0; |
| 1004 | mBtnRight = 0; |
| 1005 | mBtnMiddle = 0; |
| 1006 | mBtnBack = 0; |
| 1007 | mBtnSide = 0; |
| 1008 | mBtnForward = 0; |
| 1009 | mBtnExtra = 0; |
| 1010 | mBtnTask = 0; |
| 1011 | } |
| 1012 | |
| 1013 | void CursorButtonAccumulator::process(const RawEvent* rawEvent) { |
| 1014 | if (rawEvent->type == EV_KEY) { |
| 1015 | switch (rawEvent->scanCode) { |
| 1016 | case BTN_LEFT: |
| 1017 | mBtnLeft = rawEvent->value; |
| 1018 | break; |
| 1019 | case BTN_RIGHT: |
| 1020 | mBtnRight = rawEvent->value; |
| 1021 | break; |
| 1022 | case BTN_MIDDLE: |
| 1023 | mBtnMiddle = rawEvent->value; |
| 1024 | break; |
| 1025 | case BTN_BACK: |
| 1026 | mBtnBack = rawEvent->value; |
| 1027 | break; |
| 1028 | case BTN_SIDE: |
| 1029 | mBtnSide = rawEvent->value; |
| 1030 | break; |
| 1031 | case BTN_FORWARD: |
| 1032 | mBtnForward = rawEvent->value; |
| 1033 | break; |
| 1034 | case BTN_EXTRA: |
| 1035 | mBtnExtra = rawEvent->value; |
| 1036 | break; |
| 1037 | case BTN_TASK: |
| 1038 | mBtnTask = rawEvent->value; |
| 1039 | break; |
| 1040 | } |
| 1041 | } |
| 1042 | } |
| 1043 | |
| 1044 | uint32_t CursorButtonAccumulator::getButtonState() const { |
| 1045 | uint32_t result = 0; |
| 1046 | if (mBtnLeft) { |
| 1047 | result |= AMOTION_EVENT_BUTTON_PRIMARY; |
| 1048 | } |
| 1049 | if (mBtnRight) { |
| 1050 | result |= AMOTION_EVENT_BUTTON_SECONDARY; |
| 1051 | } |
| 1052 | if (mBtnMiddle) { |
| 1053 | result |= AMOTION_EVENT_BUTTON_TERTIARY; |
| 1054 | } |
| 1055 | if (mBtnBack || mBtnSide) { |
| 1056 | result |= AMOTION_EVENT_BUTTON_BACK; |
| 1057 | } |
| 1058 | if (mBtnForward || mBtnExtra) { |
| 1059 | result |= AMOTION_EVENT_BUTTON_FORWARD; |
| 1060 | } |
| 1061 | return result; |
| 1062 | } |
| 1063 | |
| 1064 | |
| 1065 | // --- CursorMotionAccumulator --- |
| 1066 | |
| 1067 | CursorMotionAccumulator::CursorMotionAccumulator() : |
| 1068 | mHaveRelWheel(false), mHaveRelHWheel(false) { |
| 1069 | clearRelativeAxes(); |
| 1070 | } |
| 1071 | |
| 1072 | void CursorMotionAccumulator::configure(InputDevice* device) { |
| 1073 | mHaveRelWheel = device->getEventHub()->hasRelativeAxis(device->getId(), REL_WHEEL); |
| 1074 | mHaveRelHWheel = device->getEventHub()->hasRelativeAxis(device->getId(), REL_HWHEEL); |
| 1075 | } |
| 1076 | |
| 1077 | void CursorMotionAccumulator::clearRelativeAxes() { |
| 1078 | mRelX = 0; |
| 1079 | mRelY = 0; |
| 1080 | mRelWheel = 0; |
| 1081 | mRelHWheel = 0; |
| 1082 | } |
| 1083 | |
| 1084 | void CursorMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1085 | if (rawEvent->type == EV_REL) { |
| 1086 | switch (rawEvent->scanCode) { |
| 1087 | case REL_X: |
| 1088 | mRelX = rawEvent->value; |
| 1089 | break; |
| 1090 | case REL_Y: |
| 1091 | mRelY = rawEvent->value; |
| 1092 | break; |
| 1093 | case REL_WHEEL: |
| 1094 | mRelWheel = rawEvent->value; |
| 1095 | break; |
| 1096 | case REL_HWHEEL: |
| 1097 | mRelHWheel = rawEvent->value; |
| 1098 | break; |
| 1099 | } |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | |
| 1104 | // --- TouchButtonAccumulator --- |
| 1105 | |
| 1106 | TouchButtonAccumulator::TouchButtonAccumulator() : |
| 1107 | mHaveBtnTouch(false) { |
| 1108 | clearButtons(); |
| 1109 | } |
| 1110 | |
| 1111 | void TouchButtonAccumulator::configure(InputDevice* device) { |
| 1112 | mHaveBtnTouch = device->getEventHub()->hasScanCode(device->getId(), BTN_TOUCH); |
| 1113 | } |
| 1114 | |
| 1115 | void TouchButtonAccumulator::clearButtons() { |
| 1116 | mBtnTouch = 0; |
| 1117 | mBtnStylus = 0; |
| 1118 | mBtnStylus2 = 0; |
| 1119 | mBtnToolFinger = 0; |
| 1120 | mBtnToolPen = 0; |
| 1121 | mBtnToolRubber = 0; |
| 1122 | } |
| 1123 | |
| 1124 | void TouchButtonAccumulator::process(const RawEvent* rawEvent) { |
| 1125 | if (rawEvent->type == EV_KEY) { |
| 1126 | switch (rawEvent->scanCode) { |
| 1127 | case BTN_TOUCH: |
| 1128 | mBtnTouch = rawEvent->value; |
| 1129 | break; |
| 1130 | case BTN_STYLUS: |
| 1131 | mBtnStylus = rawEvent->value; |
| 1132 | break; |
| 1133 | case BTN_STYLUS2: |
| 1134 | mBtnStylus2 = rawEvent->value; |
| 1135 | break; |
| 1136 | case BTN_TOOL_FINGER: |
| 1137 | mBtnToolFinger = rawEvent->value; |
| 1138 | break; |
| 1139 | case BTN_TOOL_PEN: |
| 1140 | mBtnToolPen = rawEvent->value; |
| 1141 | break; |
| 1142 | case BTN_TOOL_RUBBER: |
| 1143 | mBtnToolRubber = rawEvent->value; |
| 1144 | break; |
| 1145 | } |
| 1146 | } |
| 1147 | } |
| 1148 | |
| 1149 | uint32_t TouchButtonAccumulator::getButtonState() const { |
| 1150 | uint32_t result = 0; |
| 1151 | if (mBtnStylus) { |
| 1152 | result |= AMOTION_EVENT_BUTTON_SECONDARY; |
| 1153 | } |
| 1154 | if (mBtnStylus2) { |
| 1155 | result |= AMOTION_EVENT_BUTTON_TERTIARY; |
| 1156 | } |
| 1157 | return result; |
| 1158 | } |
| 1159 | |
| 1160 | int32_t TouchButtonAccumulator::getToolType() const { |
| 1161 | if (mBtnToolRubber) { |
| 1162 | return AMOTION_EVENT_TOOL_TYPE_ERASER; |
| 1163 | } |
| 1164 | if (mBtnToolPen) { |
| 1165 | return AMOTION_EVENT_TOOL_TYPE_STYLUS; |
| 1166 | } |
| 1167 | if (mBtnToolFinger) { |
| 1168 | return AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 1169 | } |
| 1170 | return AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 1171 | } |
| 1172 | |
| 1173 | bool TouchButtonAccumulator::isActive() const { |
| 1174 | return mBtnTouch || mBtnToolFinger || mBtnToolPen |
| 1175 | || mBtnToolRubber || mBtnStylus || mBtnStylus2; |
| 1176 | } |
| 1177 | |
| 1178 | bool TouchButtonAccumulator::isHovering() const { |
| 1179 | return mHaveBtnTouch && !mBtnTouch; |
| 1180 | } |
| 1181 | |
| 1182 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1183 | // --- RawPointerAxes --- |
| 1184 | |
| 1185 | RawPointerAxes::RawPointerAxes() { |
| 1186 | clear(); |
| 1187 | } |
| 1188 | |
| 1189 | void RawPointerAxes::clear() { |
| 1190 | x.clear(); |
| 1191 | y.clear(); |
| 1192 | pressure.clear(); |
| 1193 | touchMajor.clear(); |
| 1194 | touchMinor.clear(); |
| 1195 | toolMajor.clear(); |
| 1196 | toolMinor.clear(); |
| 1197 | orientation.clear(); |
| 1198 | distance.clear(); |
| 1199 | trackingId.clear(); |
| 1200 | slot.clear(); |
| 1201 | } |
| 1202 | |
| 1203 | |
| 1204 | // --- RawPointerData --- |
| 1205 | |
| 1206 | RawPointerData::RawPointerData() { |
| 1207 | clear(); |
| 1208 | } |
| 1209 | |
| 1210 | void RawPointerData::clear() { |
| 1211 | pointerCount = 0; |
| 1212 | clearIdBits(); |
| 1213 | } |
| 1214 | |
| 1215 | void RawPointerData::copyFrom(const RawPointerData& other) { |
| 1216 | pointerCount = other.pointerCount; |
| 1217 | hoveringIdBits = other.hoveringIdBits; |
| 1218 | touchingIdBits = other.touchingIdBits; |
| 1219 | |
| 1220 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 1221 | pointers[i] = other.pointers[i]; |
| 1222 | |
| 1223 | int id = pointers[i].id; |
| 1224 | idToIndex[id] = other.idToIndex[id]; |
| 1225 | } |
| 1226 | } |
| 1227 | |
| 1228 | void RawPointerData::getCentroidOfTouchingPointers(float* outX, float* outY) const { |
| 1229 | float x = 0, y = 0; |
| 1230 | uint32_t count = touchingIdBits.count(); |
| 1231 | if (count) { |
| 1232 | for (BitSet32 idBits(touchingIdBits); !idBits.isEmpty(); ) { |
| 1233 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 1234 | const Pointer& pointer = pointerForId(id); |
| 1235 | x += pointer.x; |
| 1236 | y += pointer.y; |
| 1237 | } |
| 1238 | x /= count; |
| 1239 | y /= count; |
| 1240 | } |
| 1241 | *outX = x; |
| 1242 | *outY = y; |
| 1243 | } |
| 1244 | |
| 1245 | |
| 1246 | // --- CookedPointerData --- |
| 1247 | |
| 1248 | CookedPointerData::CookedPointerData() { |
| 1249 | clear(); |
| 1250 | } |
| 1251 | |
| 1252 | void CookedPointerData::clear() { |
| 1253 | pointerCount = 0; |
| 1254 | hoveringIdBits.clear(); |
| 1255 | touchingIdBits.clear(); |
| 1256 | } |
| 1257 | |
| 1258 | void CookedPointerData::copyFrom(const CookedPointerData& other) { |
| 1259 | pointerCount = other.pointerCount; |
| 1260 | hoveringIdBits = other.hoveringIdBits; |
| 1261 | touchingIdBits = other.touchingIdBits; |
| 1262 | |
| 1263 | for (uint32_t i = 0; i < pointerCount; i++) { |
| 1264 | pointerProperties[i].copyFrom(other.pointerProperties[i]); |
| 1265 | pointerCoords[i].copyFrom(other.pointerCoords[i]); |
| 1266 | |
| 1267 | int id = pointerProperties[i].id; |
| 1268 | idToIndex[id] = other.idToIndex[id]; |
| 1269 | } |
| 1270 | } |
| 1271 | |
| 1272 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1273 | // --- SingleTouchMotionAccumulator --- |
| 1274 | |
| 1275 | SingleTouchMotionAccumulator::SingleTouchMotionAccumulator() { |
| 1276 | clearAbsoluteAxes(); |
| 1277 | } |
| 1278 | |
| 1279 | void SingleTouchMotionAccumulator::clearAbsoluteAxes() { |
| 1280 | mAbsX = 0; |
| 1281 | mAbsY = 0; |
| 1282 | mAbsPressure = 0; |
| 1283 | mAbsToolWidth = 0; |
| 1284 | mAbsDistance = 0; |
| 1285 | } |
| 1286 | |
| 1287 | void SingleTouchMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1288 | if (rawEvent->type == EV_ABS) { |
| 1289 | switch (rawEvent->scanCode) { |
| 1290 | case ABS_X: |
| 1291 | mAbsX = rawEvent->value; |
| 1292 | break; |
| 1293 | case ABS_Y: |
| 1294 | mAbsY = rawEvent->value; |
| 1295 | break; |
| 1296 | case ABS_PRESSURE: |
| 1297 | mAbsPressure = rawEvent->value; |
| 1298 | break; |
| 1299 | case ABS_TOOL_WIDTH: |
| 1300 | mAbsToolWidth = rawEvent->value; |
| 1301 | break; |
| 1302 | case ABS_DISTANCE: |
| 1303 | mAbsDistance = rawEvent->value; |
| 1304 | break; |
| 1305 | } |
| 1306 | } |
| 1307 | } |
| 1308 | |
| 1309 | |
| 1310 | // --- MultiTouchMotionAccumulator --- |
| 1311 | |
| 1312 | MultiTouchMotionAccumulator::MultiTouchMotionAccumulator() : |
| 1313 | mCurrentSlot(-1), mSlots(NULL), mSlotCount(0), mUsingSlotsProtocol(false) { |
| 1314 | } |
| 1315 | |
| 1316 | MultiTouchMotionAccumulator::~MultiTouchMotionAccumulator() { |
| 1317 | delete[] mSlots; |
| 1318 | } |
| 1319 | |
| 1320 | void MultiTouchMotionAccumulator::configure(size_t slotCount, bool usingSlotsProtocol) { |
| 1321 | mSlotCount = slotCount; |
| 1322 | mUsingSlotsProtocol = usingSlotsProtocol; |
| 1323 | |
| 1324 | delete[] mSlots; |
| 1325 | mSlots = new Slot[slotCount]; |
| 1326 | } |
| 1327 | |
| 1328 | void MultiTouchMotionAccumulator::clearSlots(int32_t initialSlot) { |
| 1329 | for (size_t i = 0; i < mSlotCount; i++) { |
| 1330 | mSlots[i].clearIfInUse(); |
| 1331 | } |
| 1332 | mCurrentSlot = initialSlot; |
| 1333 | } |
| 1334 | |
| 1335 | void MultiTouchMotionAccumulator::process(const RawEvent* rawEvent) { |
| 1336 | if (rawEvent->type == EV_ABS) { |
| 1337 | bool newSlot = false; |
| 1338 | if (mUsingSlotsProtocol) { |
| 1339 | if (rawEvent->scanCode == ABS_MT_SLOT) { |
| 1340 | mCurrentSlot = rawEvent->value; |
| 1341 | newSlot = true; |
| 1342 | } |
| 1343 | } else if (mCurrentSlot < 0) { |
| 1344 | mCurrentSlot = 0; |
| 1345 | } |
| 1346 | |
| 1347 | if (mCurrentSlot < 0 || size_t(mCurrentSlot) >= mSlotCount) { |
| 1348 | #if DEBUG_POINTERS |
| 1349 | if (newSlot) { |
| 1350 | LOGW("MultiTouch device emitted invalid slot index %d but it " |
| 1351 | "should be between 0 and %d; ignoring this slot.", |
| 1352 | mCurrentSlot, mSlotCount - 1); |
| 1353 | } |
| 1354 | #endif |
| 1355 | } else { |
| 1356 | Slot* slot = &mSlots[mCurrentSlot]; |
| 1357 | |
| 1358 | switch (rawEvent->scanCode) { |
| 1359 | case ABS_MT_POSITION_X: |
| 1360 | slot->mInUse = true; |
| 1361 | slot->mAbsMTPositionX = rawEvent->value; |
| 1362 | break; |
| 1363 | case ABS_MT_POSITION_Y: |
| 1364 | slot->mInUse = true; |
| 1365 | slot->mAbsMTPositionY = rawEvent->value; |
| 1366 | break; |
| 1367 | case ABS_MT_TOUCH_MAJOR: |
| 1368 | slot->mInUse = true; |
| 1369 | slot->mAbsMTTouchMajor = rawEvent->value; |
| 1370 | break; |
| 1371 | case ABS_MT_TOUCH_MINOR: |
| 1372 | slot->mInUse = true; |
| 1373 | slot->mAbsMTTouchMinor = rawEvent->value; |
| 1374 | slot->mHaveAbsMTTouchMinor = true; |
| 1375 | break; |
| 1376 | case ABS_MT_WIDTH_MAJOR: |
| 1377 | slot->mInUse = true; |
| 1378 | slot->mAbsMTWidthMajor = rawEvent->value; |
| 1379 | break; |
| 1380 | case ABS_MT_WIDTH_MINOR: |
| 1381 | slot->mInUse = true; |
| 1382 | slot->mAbsMTWidthMinor = rawEvent->value; |
| 1383 | slot->mHaveAbsMTWidthMinor = true; |
| 1384 | break; |
| 1385 | case ABS_MT_ORIENTATION: |
| 1386 | slot->mInUse = true; |
| 1387 | slot->mAbsMTOrientation = rawEvent->value; |
| 1388 | break; |
| 1389 | case ABS_MT_TRACKING_ID: |
| 1390 | if (mUsingSlotsProtocol && rawEvent->value < 0) { |
| 1391 | slot->clearIfInUse(); |
| 1392 | } else { |
| 1393 | slot->mInUse = true; |
| 1394 | slot->mAbsMTTrackingId = rawEvent->value; |
| 1395 | } |
| 1396 | break; |
| 1397 | case ABS_MT_PRESSURE: |
| 1398 | slot->mInUse = true; |
| 1399 | slot->mAbsMTPressure = rawEvent->value; |
| 1400 | break; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1401 | case ABS_MT_DISTANCE: |
| 1402 | slot->mInUse = true; |
| 1403 | slot->mAbsMTDistance = rawEvent->value; |
| 1404 | break; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1405 | case ABS_MT_TOOL_TYPE: |
| 1406 | slot->mInUse = true; |
| 1407 | slot->mAbsMTToolType = rawEvent->value; |
| 1408 | slot->mHaveAbsMTToolType = true; |
| 1409 | break; |
| 1410 | } |
| 1411 | } |
| 1412 | } else if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_MT_REPORT) { |
| 1413 | // MultiTouch Sync: The driver has returned all data for *one* of the pointers. |
| 1414 | mCurrentSlot += 1; |
| 1415 | } |
| 1416 | } |
| 1417 | |
| 1418 | |
| 1419 | // --- MultiTouchMotionAccumulator::Slot --- |
| 1420 | |
| 1421 | MultiTouchMotionAccumulator::Slot::Slot() { |
| 1422 | clear(); |
| 1423 | } |
| 1424 | |
| 1425 | void MultiTouchMotionAccumulator::Slot::clearIfInUse() { |
| 1426 | if (mInUse) { |
| 1427 | clear(); |
| 1428 | } |
| 1429 | } |
| 1430 | |
| 1431 | void MultiTouchMotionAccumulator::Slot::clear() { |
| 1432 | mInUse = false; |
| 1433 | mHaveAbsMTTouchMinor = false; |
| 1434 | mHaveAbsMTWidthMinor = false; |
| 1435 | mHaveAbsMTToolType = false; |
| 1436 | mAbsMTPositionX = 0; |
| 1437 | mAbsMTPositionY = 0; |
| 1438 | mAbsMTTouchMajor = 0; |
| 1439 | mAbsMTTouchMinor = 0; |
| 1440 | mAbsMTWidthMajor = 0; |
| 1441 | mAbsMTWidthMinor = 0; |
| 1442 | mAbsMTOrientation = 0; |
| 1443 | mAbsMTTrackingId = -1; |
| 1444 | mAbsMTPressure = 0; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1445 | mAbsMTDistance = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1446 | mAbsMTToolType = 0; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1447 | } |
| 1448 | |
| 1449 | int32_t MultiTouchMotionAccumulator::Slot::getToolType() const { |
| 1450 | if (mHaveAbsMTToolType) { |
| 1451 | switch (mAbsMTToolType) { |
| 1452 | case MT_TOOL_FINGER: |
| 1453 | return AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 1454 | case MT_TOOL_PEN: |
| 1455 | return AMOTION_EVENT_TOOL_TYPE_STYLUS; |
| 1456 | } |
| 1457 | } |
| 1458 | return AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
| 1459 | } |
| 1460 | |
| 1461 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1462 | // --- InputMapper --- |
| 1463 | |
| 1464 | InputMapper::InputMapper(InputDevice* device) : |
| 1465 | mDevice(device), mContext(device->getContext()) { |
| 1466 | } |
| 1467 | |
| 1468 | InputMapper::~InputMapper() { |
| 1469 | } |
| 1470 | |
| 1471 | void InputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 1472 | info->addSource(getSources()); |
| 1473 | } |
| 1474 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1475 | void InputMapper::dump(String8& dump) { |
| 1476 | } |
| 1477 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1478 | void InputMapper::configure(const InputReaderConfiguration* config, uint32_t changes) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1479 | } |
| 1480 | |
| 1481 | void InputMapper::reset() { |
| 1482 | } |
| 1483 | |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 1484 | void InputMapper::timeoutExpired(nsecs_t when) { |
| 1485 | } |
| 1486 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1487 | int32_t InputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 1488 | return AKEY_STATE_UNKNOWN; |
| 1489 | } |
| 1490 | |
| 1491 | int32_t InputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 1492 | return AKEY_STATE_UNKNOWN; |
| 1493 | } |
| 1494 | |
| 1495 | int32_t InputMapper::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 1496 | return AKEY_STATE_UNKNOWN; |
| 1497 | } |
| 1498 | |
| 1499 | bool InputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1500 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 1501 | return false; |
| 1502 | } |
| 1503 | |
| 1504 | int32_t InputMapper::getMetaState() { |
| 1505 | return 0; |
| 1506 | } |
| 1507 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 1508 | void InputMapper::fadePointer() { |
| 1509 | } |
| 1510 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1511 | status_t InputMapper::getAbsoluteAxisInfo(int32_t axis, RawAbsoluteAxisInfo* axisInfo) { |
| 1512 | return getEventHub()->getAbsoluteAxisInfo(getDeviceId(), axis, axisInfo); |
| 1513 | } |
| 1514 | |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1515 | void InputMapper::dumpRawAbsoluteAxisInfo(String8& dump, |
| 1516 | const RawAbsoluteAxisInfo& axis, const char* name) { |
| 1517 | if (axis.valid) { |
Jeff Brown | b3a2d13 | 2011-06-12 18:14:50 -0700 | [diff] [blame] | 1518 | dump.appendFormat(INDENT4 "%s: min=%d, max=%d, flat=%d, fuzz=%d, resolution=%d\n", |
| 1519 | name, axis.minValue, axis.maxValue, axis.flat, axis.fuzz, axis.resolution); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1520 | } else { |
| 1521 | dump.appendFormat(INDENT4 "%s: unknown range\n", name); |
| 1522 | } |
| 1523 | } |
| 1524 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1525 | |
| 1526 | // --- SwitchInputMapper --- |
| 1527 | |
| 1528 | SwitchInputMapper::SwitchInputMapper(InputDevice* device) : |
| 1529 | InputMapper(device) { |
| 1530 | } |
| 1531 | |
| 1532 | SwitchInputMapper::~SwitchInputMapper() { |
| 1533 | } |
| 1534 | |
| 1535 | uint32_t SwitchInputMapper::getSources() { |
Jeff Brown | 89de57a | 2011-01-19 18:41:38 -0800 | [diff] [blame] | 1536 | return AINPUT_SOURCE_SWITCH; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1537 | } |
| 1538 | |
| 1539 | void SwitchInputMapper::process(const RawEvent* rawEvent) { |
| 1540 | switch (rawEvent->type) { |
| 1541 | case EV_SW: |
| 1542 | processSwitch(rawEvent->when, rawEvent->scanCode, rawEvent->value); |
| 1543 | break; |
| 1544 | } |
| 1545 | } |
| 1546 | |
| 1547 | void SwitchInputMapper::processSwitch(nsecs_t when, int32_t switchCode, int32_t switchValue) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1548 | NotifySwitchArgs args(when, 0, switchCode, switchValue); |
| 1549 | getListener()->notifySwitch(&args); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1550 | } |
| 1551 | |
| 1552 | int32_t SwitchInputMapper::getSwitchState(uint32_t sourceMask, int32_t switchCode) { |
| 1553 | return getEventHub()->getSwitchState(getDeviceId(), switchCode); |
| 1554 | } |
| 1555 | |
| 1556 | |
| 1557 | // --- KeyboardInputMapper --- |
| 1558 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1559 | KeyboardInputMapper::KeyboardInputMapper(InputDevice* device, |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1560 | uint32_t source, int32_t keyboardType) : |
| 1561 | InputMapper(device), mSource(source), |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1562 | mKeyboardType(keyboardType) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1563 | initialize(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1564 | } |
| 1565 | |
| 1566 | KeyboardInputMapper::~KeyboardInputMapper() { |
| 1567 | } |
| 1568 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1569 | void KeyboardInputMapper::initialize() { |
| 1570 | mMetaState = AMETA_NONE; |
| 1571 | mDownTime = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1572 | } |
| 1573 | |
| 1574 | uint32_t KeyboardInputMapper::getSources() { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1575 | return mSource; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1576 | } |
| 1577 | |
| 1578 | void KeyboardInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 1579 | InputMapper::populateDeviceInfo(info); |
| 1580 | |
| 1581 | info->setKeyboardType(mKeyboardType); |
| 1582 | } |
| 1583 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1584 | void KeyboardInputMapper::dump(String8& dump) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1585 | dump.append(INDENT2 "Keyboard Input Mapper:\n"); |
| 1586 | dumpParameters(dump); |
| 1587 | dump.appendFormat(INDENT3 "KeyboardType: %d\n", mKeyboardType); |
| 1588 | dump.appendFormat(INDENT3 "KeyDowns: %d keys currently down\n", mKeyDowns.size()); |
| 1589 | dump.appendFormat(INDENT3 "MetaState: 0x%0x\n", mMetaState); |
| 1590 | dump.appendFormat(INDENT3 "DownTime: %lld\n", mDownTime); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1591 | } |
| 1592 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1593 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1594 | void KeyboardInputMapper::configure(const InputReaderConfiguration* config, uint32_t changes) { |
| 1595 | InputMapper::configure(config, changes); |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1596 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1597 | if (!changes) { // first time only |
| 1598 | // Configure basic parameters. |
| 1599 | configureParameters(); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1600 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1601 | // Reset LEDs. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1602 | resetLedState(); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1603 | } |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1604 | } |
| 1605 | |
| 1606 | void KeyboardInputMapper::configureParameters() { |
| 1607 | mParameters.orientationAware = false; |
| 1608 | getDevice()->getConfiguration().tryGetProperty(String8("keyboard.orientationAware"), |
| 1609 | mParameters.orientationAware); |
| 1610 | |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 1611 | mParameters.associatedDisplayId = -1; |
| 1612 | if (mParameters.orientationAware) { |
| 1613 | mParameters.associatedDisplayId = 0; |
| 1614 | } |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1615 | } |
| 1616 | |
| 1617 | void KeyboardInputMapper::dumpParameters(String8& dump) { |
| 1618 | dump.append(INDENT3 "Parameters:\n"); |
| 1619 | dump.appendFormat(INDENT4 "AssociatedDisplayId: %d\n", |
| 1620 | mParameters.associatedDisplayId); |
| 1621 | dump.appendFormat(INDENT4 "OrientationAware: %s\n", |
| 1622 | toString(mParameters.orientationAware)); |
| 1623 | } |
| 1624 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1625 | void KeyboardInputMapper::reset() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1626 | // Synthesize key up event on reset if keys are currently down. |
| 1627 | while (!mKeyDowns.isEmpty()) { |
| 1628 | const KeyDown& keyDown = mKeyDowns.top(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1629 | nsecs_t when = systemTime(SYSTEM_TIME_MONOTONIC); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1630 | processKey(when, false, keyDown.keyCode, keyDown.scanCode, 0); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1631 | } |
| 1632 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1633 | initialize(); |
| 1634 | resetLedState(); |
| 1635 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1636 | InputMapper::reset(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1637 | getContext()->updateGlobalMetaState(); |
| 1638 | } |
| 1639 | |
| 1640 | void KeyboardInputMapper::process(const RawEvent* rawEvent) { |
| 1641 | switch (rawEvent->type) { |
| 1642 | case EV_KEY: { |
| 1643 | int32_t scanCode = rawEvent->scanCode; |
| 1644 | if (isKeyboardOrGamepadKey(scanCode)) { |
| 1645 | processKey(rawEvent->when, rawEvent->value != 0, rawEvent->keyCode, scanCode, |
| 1646 | rawEvent->flags); |
| 1647 | } |
| 1648 | break; |
| 1649 | } |
| 1650 | } |
| 1651 | } |
| 1652 | |
| 1653 | bool KeyboardInputMapper::isKeyboardOrGamepadKey(int32_t scanCode) { |
| 1654 | return scanCode < BTN_MOUSE |
| 1655 | || scanCode >= KEY_OK |
Jeff Brown | 9e8e40c | 2011-03-03 03:39:29 -0800 | [diff] [blame] | 1656 | || (scanCode >= BTN_MISC && scanCode < BTN_MOUSE) |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1657 | || (scanCode >= BTN_JOYSTICK && scanCode < BTN_DIGI); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1658 | } |
| 1659 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1660 | void KeyboardInputMapper::processKey(nsecs_t when, bool down, int32_t keyCode, |
| 1661 | int32_t scanCode, uint32_t policyFlags) { |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1662 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1663 | if (down) { |
| 1664 | // Rotate key codes according to orientation if needed. |
| 1665 | // Note: getDisplayInfo is non-reentrant so we can continue holding the lock. |
| 1666 | if (mParameters.orientationAware && mParameters.associatedDisplayId >= 0) { |
| 1667 | int32_t orientation; |
| 1668 | if (!getPolicy()->getDisplayInfo(mParameters.associatedDisplayId, |
| 1669 | false /*external*/, NULL, NULL, & orientation)) { |
| 1670 | orientation = DISPLAY_ORIENTATION_0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1671 | } |
| 1672 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1673 | keyCode = rotateKeyCode(keyCode, orientation); |
| 1674 | } |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 1675 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1676 | // Add key down. |
| 1677 | ssize_t keyDownIndex = findKeyDown(scanCode); |
| 1678 | if (keyDownIndex >= 0) { |
| 1679 | // key repeat, be sure to use same keycode as before in case of rotation |
| 1680 | keyCode = mKeyDowns.itemAt(keyDownIndex).keyCode; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1681 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1682 | // key down |
| 1683 | if ((policyFlags & POLICY_FLAG_VIRTUAL) |
| 1684 | && mContext->shouldDropVirtualKey(when, |
| 1685 | getDevice(), keyCode, scanCode)) { |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1686 | return; |
| 1687 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1688 | |
| 1689 | mKeyDowns.push(); |
| 1690 | KeyDown& keyDown = mKeyDowns.editTop(); |
| 1691 | keyDown.keyCode = keyCode; |
| 1692 | keyDown.scanCode = scanCode; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1693 | } |
| 1694 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1695 | mDownTime = when; |
| 1696 | } else { |
| 1697 | // Remove key down. |
| 1698 | ssize_t keyDownIndex = findKeyDown(scanCode); |
| 1699 | if (keyDownIndex >= 0) { |
| 1700 | // key up, be sure to use same keycode as before in case of rotation |
| 1701 | keyCode = mKeyDowns.itemAt(keyDownIndex).keyCode; |
| 1702 | mKeyDowns.removeAt(size_t(keyDownIndex)); |
| 1703 | } else { |
| 1704 | // key was not actually down |
| 1705 | LOGI("Dropping key up from device %s because the key was not down. " |
| 1706 | "keyCode=%d, scanCode=%d", |
| 1707 | getDeviceName().string(), keyCode, scanCode); |
| 1708 | return; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1709 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1710 | } |
Jeff Brown | fd03582 | 2010-06-30 16:10:35 -0700 | [diff] [blame] | 1711 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1712 | bool metaStateChanged = false; |
| 1713 | int32_t oldMetaState = mMetaState; |
| 1714 | int32_t newMetaState = updateMetaState(keyCode, down, oldMetaState); |
| 1715 | if (oldMetaState != newMetaState) { |
| 1716 | mMetaState = newMetaState; |
| 1717 | metaStateChanged = true; |
| 1718 | updateLedState(false); |
| 1719 | } |
| 1720 | |
| 1721 | nsecs_t downTime = mDownTime; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1722 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 1723 | // Key down on external an keyboard should wake the device. |
| 1724 | // We don't do this for internal keyboards to prevent them from waking up in your pocket. |
| 1725 | // For internal keyboards, the key layout file should specify the policy flags for |
| 1726 | // each wake key individually. |
| 1727 | // TODO: Use the input device configuration to control this behavior more finely. |
| 1728 | if (down && getDevice()->isExternal() |
| 1729 | && !(policyFlags & (POLICY_FLAG_WAKE | POLICY_FLAG_WAKE_DROPPED))) { |
| 1730 | policyFlags |= POLICY_FLAG_WAKE_DROPPED; |
| 1731 | } |
| 1732 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1733 | if (metaStateChanged) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1734 | getContext()->updateGlobalMetaState(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1735 | } |
| 1736 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 1737 | if (down && !isMetaKey(keyCode)) { |
| 1738 | getContext()->fadePointer(); |
| 1739 | } |
| 1740 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1741 | NotifyKeyArgs args(when, getDeviceId(), mSource, policyFlags, |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 1742 | down ? AKEY_EVENT_ACTION_DOWN : AKEY_EVENT_ACTION_UP, |
| 1743 | AKEY_EVENT_FLAG_FROM_SYSTEM, keyCode, scanCode, newMetaState, downTime); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1744 | getListener()->notifyKey(&args); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1745 | } |
| 1746 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1747 | ssize_t KeyboardInputMapper::findKeyDown(int32_t scanCode) { |
| 1748 | size_t n = mKeyDowns.size(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1749 | for (size_t i = 0; i < n; i++) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1750 | if (mKeyDowns[i].scanCode == scanCode) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1751 | return i; |
| 1752 | } |
| 1753 | } |
| 1754 | return -1; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1755 | } |
| 1756 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1757 | int32_t KeyboardInputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
| 1758 | return getEventHub()->getKeyCodeState(getDeviceId(), keyCode); |
| 1759 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1760 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1761 | int32_t KeyboardInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
| 1762 | return getEventHub()->getScanCodeState(getDeviceId(), scanCode); |
| 1763 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1764 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1765 | bool KeyboardInputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1766 | const int32_t* keyCodes, uint8_t* outFlags) { |
| 1767 | return getEventHub()->markSupportedKeyCodes(getDeviceId(), numCodes, keyCodes, outFlags); |
| 1768 | } |
| 1769 | |
| 1770 | int32_t KeyboardInputMapper::getMetaState() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1771 | return mMetaState; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1772 | } |
| 1773 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1774 | void KeyboardInputMapper::resetLedState() { |
| 1775 | initializeLedState(mCapsLockLedState, LED_CAPSL); |
| 1776 | initializeLedState(mNumLockLedState, LED_NUML); |
| 1777 | initializeLedState(mScrollLockLedState, LED_SCROLLL); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1778 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1779 | updateLedState(true); |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1780 | } |
| 1781 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1782 | void KeyboardInputMapper::initializeLedState(LedState& ledState, int32_t led) { |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1783 | ledState.avail = getEventHub()->hasLed(getDeviceId(), led); |
| 1784 | ledState.on = false; |
| 1785 | } |
| 1786 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1787 | void KeyboardInputMapper::updateLedState(bool reset) { |
| 1788 | updateLedStateForModifier(mCapsLockLedState, LED_CAPSL, |
Jeff Brown | 51e7fe7 | 2010-10-29 22:19:53 -0700 | [diff] [blame] | 1789 | AMETA_CAPS_LOCK_ON, reset); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1790 | updateLedStateForModifier(mNumLockLedState, LED_NUML, |
Jeff Brown | 51e7fe7 | 2010-10-29 22:19:53 -0700 | [diff] [blame] | 1791 | AMETA_NUM_LOCK_ON, reset); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1792 | updateLedStateForModifier(mScrollLockLedState, LED_SCROLLL, |
Jeff Brown | 51e7fe7 | 2010-10-29 22:19:53 -0700 | [diff] [blame] | 1793 | AMETA_SCROLL_LOCK_ON, reset); |
Jeff Brown | 497a92c | 2010-09-12 17:55:08 -0700 | [diff] [blame] | 1794 | } |
| 1795 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1796 | void KeyboardInputMapper::updateLedStateForModifier(LedState& ledState, |
Jeff Brown | 497a92c | 2010-09-12 17:55:08 -0700 | [diff] [blame] | 1797 | int32_t led, int32_t modifier, bool reset) { |
| 1798 | if (ledState.avail) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1799 | bool desiredState = (mMetaState & modifier) != 0; |
Jeff Brown | 49ed71d | 2010-12-06 17:13:33 -0800 | [diff] [blame] | 1800 | if (reset || ledState.on != desiredState) { |
Jeff Brown | 497a92c | 2010-09-12 17:55:08 -0700 | [diff] [blame] | 1801 | getEventHub()->setLedState(getDeviceId(), led, desiredState); |
| 1802 | ledState.on = desiredState; |
| 1803 | } |
| 1804 | } |
| 1805 | } |
| 1806 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1807 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1808 | // --- CursorInputMapper --- |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1809 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1810 | CursorInputMapper::CursorInputMapper(InputDevice* device) : |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1811 | InputMapper(device) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1812 | initialize(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1813 | } |
| 1814 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1815 | CursorInputMapper::~CursorInputMapper() { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1816 | } |
| 1817 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1818 | uint32_t CursorInputMapper::getSources() { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1819 | return mSource; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1820 | } |
| 1821 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1822 | void CursorInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1823 | InputMapper::populateDeviceInfo(info); |
| 1824 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1825 | if (mParameters.mode == Parameters::MODE_POINTER) { |
| 1826 | float minX, minY, maxX, maxY; |
| 1827 | if (mPointerController->getBounds(&minX, &minY, &maxX, &maxY)) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1828 | info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, minX, maxX, 0.0f, 0.0f); |
| 1829 | info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, minY, maxY, 0.0f, 0.0f); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1830 | } |
| 1831 | } else { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1832 | info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, -1.0f, 1.0f, 0.0f, mXScale); |
| 1833 | info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1834 | } |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1835 | info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mSource, 0.0f, 1.0f, 0.0f, 0.0f); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1836 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1837 | if (mCursorMotionAccumulator.haveRelativeVWheel()) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1838 | info->addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1839 | } |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1840 | if (mCursorMotionAccumulator.haveRelativeHWheel()) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1841 | info->addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1842 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1843 | } |
| 1844 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1845 | void CursorInputMapper::dump(String8& dump) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1846 | dump.append(INDENT2 "Cursor Input Mapper:\n"); |
| 1847 | dumpParameters(dump); |
| 1848 | dump.appendFormat(INDENT3 "XScale: %0.3f\n", mXScale); |
| 1849 | dump.appendFormat(INDENT3 "YScale: %0.3f\n", mYScale); |
| 1850 | dump.appendFormat(INDENT3 "XPrecision: %0.3f\n", mXPrecision); |
| 1851 | dump.appendFormat(INDENT3 "YPrecision: %0.3f\n", mYPrecision); |
| 1852 | dump.appendFormat(INDENT3 "HaveVWheel: %s\n", |
| 1853 | toString(mCursorMotionAccumulator.haveRelativeVWheel())); |
| 1854 | dump.appendFormat(INDENT3 "HaveHWheel: %s\n", |
| 1855 | toString(mCursorMotionAccumulator.haveRelativeHWheel())); |
| 1856 | dump.appendFormat(INDENT3 "VWheelScale: %0.3f\n", mVWheelScale); |
| 1857 | dump.appendFormat(INDENT3 "HWheelScale: %0.3f\n", mHWheelScale); |
| 1858 | dump.appendFormat(INDENT3 "ButtonState: 0x%08x\n", mButtonState); |
| 1859 | dump.appendFormat(INDENT3 "Down: %s\n", toString(isPointerDown(mButtonState))); |
| 1860 | dump.appendFormat(INDENT3 "DownTime: %lld\n", mDownTime); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1861 | } |
| 1862 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1863 | void CursorInputMapper::configure(const InputReaderConfiguration* config, uint32_t changes) { |
| 1864 | InputMapper::configure(config, changes); |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1865 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1866 | if (!changes) { // first time only |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1867 | mCursorMotionAccumulator.configure(getDevice()); |
| 1868 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1869 | // Configure basic parameters. |
| 1870 | configureParameters(); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1871 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1872 | // Configure device mode. |
| 1873 | switch (mParameters.mode) { |
| 1874 | case Parameters::MODE_POINTER: |
| 1875 | mSource = AINPUT_SOURCE_MOUSE; |
| 1876 | mXPrecision = 1.0f; |
| 1877 | mYPrecision = 1.0f; |
| 1878 | mXScale = 1.0f; |
| 1879 | mYScale = 1.0f; |
| 1880 | mPointerController = getPolicy()->obtainPointerController(getDeviceId()); |
| 1881 | break; |
| 1882 | case Parameters::MODE_NAVIGATION: |
| 1883 | mSource = AINPUT_SOURCE_TRACKBALL; |
| 1884 | mXPrecision = TRACKBALL_MOVEMENT_THRESHOLD; |
| 1885 | mYPrecision = TRACKBALL_MOVEMENT_THRESHOLD; |
| 1886 | mXScale = 1.0f / TRACKBALL_MOVEMENT_THRESHOLD; |
| 1887 | mYScale = 1.0f / TRACKBALL_MOVEMENT_THRESHOLD; |
| 1888 | break; |
| 1889 | } |
| 1890 | |
| 1891 | mVWheelScale = 1.0f; |
| 1892 | mHWheelScale = 1.0f; |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1893 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1894 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1895 | if (!changes || (changes & InputReaderConfiguration::CHANGE_POINTER_SPEED)) { |
| 1896 | mPointerVelocityControl.setParameters(config->pointerVelocityControlParameters); |
| 1897 | mWheelXVelocityControl.setParameters(config->wheelVelocityControlParameters); |
| 1898 | mWheelYVelocityControl.setParameters(config->wheelVelocityControlParameters); |
| 1899 | } |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1900 | } |
| 1901 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1902 | void CursorInputMapper::configureParameters() { |
| 1903 | mParameters.mode = Parameters::MODE_POINTER; |
| 1904 | String8 cursorModeString; |
| 1905 | if (getDevice()->getConfiguration().tryGetProperty(String8("cursor.mode"), cursorModeString)) { |
| 1906 | if (cursorModeString == "navigation") { |
| 1907 | mParameters.mode = Parameters::MODE_NAVIGATION; |
| 1908 | } else if (cursorModeString != "pointer" && cursorModeString != "default") { |
| 1909 | LOGW("Invalid value for cursor.mode: '%s'", cursorModeString.string()); |
| 1910 | } |
| 1911 | } |
| 1912 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1913 | mParameters.orientationAware = false; |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1914 | getDevice()->getConfiguration().tryGetProperty(String8("cursor.orientationAware"), |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1915 | mParameters.orientationAware); |
| 1916 | |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 1917 | mParameters.associatedDisplayId = -1; |
| 1918 | if (mParameters.mode == Parameters::MODE_POINTER || mParameters.orientationAware) { |
| 1919 | mParameters.associatedDisplayId = 0; |
| 1920 | } |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1921 | } |
| 1922 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1923 | void CursorInputMapper::dumpParameters(String8& dump) { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1924 | dump.append(INDENT3 "Parameters:\n"); |
| 1925 | dump.appendFormat(INDENT4 "AssociatedDisplayId: %d\n", |
| 1926 | mParameters.associatedDisplayId); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1927 | |
| 1928 | switch (mParameters.mode) { |
| 1929 | case Parameters::MODE_POINTER: |
| 1930 | dump.append(INDENT4 "Mode: pointer\n"); |
| 1931 | break; |
| 1932 | case Parameters::MODE_NAVIGATION: |
| 1933 | dump.append(INDENT4 "Mode: navigation\n"); |
| 1934 | break; |
| 1935 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 1936 | LOG_ASSERT(false); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1937 | } |
| 1938 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1939 | dump.appendFormat(INDENT4 "OrientationAware: %s\n", |
| 1940 | toString(mParameters.orientationAware)); |
| 1941 | } |
| 1942 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1943 | void CursorInputMapper::initialize() { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1944 | mCursorButtonAccumulator.clearButtons(); |
| 1945 | mCursorMotionAccumulator.clearRelativeAxes(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1946 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1947 | mButtonState = 0; |
| 1948 | mDownTime = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1949 | } |
| 1950 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1951 | void CursorInputMapper::reset() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1952 | // Reset velocity. |
| 1953 | mPointerVelocityControl.reset(); |
| 1954 | mWheelXVelocityControl.reset(); |
| 1955 | mWheelYVelocityControl.reset(); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1956 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1957 | // Synthesize button up event on reset. |
| 1958 | nsecs_t when = systemTime(SYSTEM_TIME_MONOTONIC); |
| 1959 | mCursorButtonAccumulator.clearButtons(); |
| 1960 | mCursorMotionAccumulator.clearRelativeAxes(); |
| 1961 | sync(when); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1962 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1963 | initialize(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1964 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1965 | InputMapper::reset(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1966 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1967 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1968 | void CursorInputMapper::process(const RawEvent* rawEvent) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1969 | mCursorButtonAccumulator.process(rawEvent); |
| 1970 | mCursorMotionAccumulator.process(rawEvent); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1971 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1972 | if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_REPORT) { |
| 1973 | sync(rawEvent->when); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1974 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1975 | } |
| 1976 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1977 | void CursorInputMapper::sync(nsecs_t when) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 1978 | int32_t lastButtonState = mButtonState; |
| 1979 | int32_t currentButtonState = mCursorButtonAccumulator.getButtonState(); |
| 1980 | mButtonState = currentButtonState; |
| 1981 | |
| 1982 | bool wasDown = isPointerDown(lastButtonState); |
| 1983 | bool down = isPointerDown(currentButtonState); |
| 1984 | bool downChanged; |
| 1985 | if (!wasDown && down) { |
| 1986 | mDownTime = when; |
| 1987 | downChanged = true; |
| 1988 | } else if (wasDown && !down) { |
| 1989 | downChanged = true; |
| 1990 | } else { |
| 1991 | downChanged = false; |
| 1992 | } |
| 1993 | nsecs_t downTime = mDownTime; |
| 1994 | bool buttonsChanged = currentButtonState != lastButtonState; |
| 1995 | |
| 1996 | float deltaX = mCursorMotionAccumulator.getRelativeX() * mXScale; |
| 1997 | float deltaY = mCursorMotionAccumulator.getRelativeY() * mYScale; |
| 1998 | bool moved = deltaX != 0 || deltaY != 0; |
| 1999 | |
| 2000 | if (mParameters.orientationAware && mParameters.associatedDisplayId >= 0 |
| 2001 | && (deltaX != 0.0f || deltaY != 0.0f)) { |
| 2002 | // Rotate motion based on display orientation if needed. |
| 2003 | // Note: getDisplayInfo is non-reentrant so we can continue holding the lock. |
| 2004 | int32_t orientation; |
| 2005 | if (! getPolicy()->getDisplayInfo(mParameters.associatedDisplayId, |
| 2006 | false /*external*/, NULL, NULL, & orientation)) { |
| 2007 | orientation = DISPLAY_ORIENTATION_0; |
| 2008 | } |
| 2009 | |
| 2010 | rotateDelta(orientation, &deltaX, &deltaY); |
| 2011 | } |
| 2012 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2013 | PointerProperties pointerProperties; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2014 | pointerProperties.clear(); |
| 2015 | pointerProperties.id = 0; |
| 2016 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_MOUSE; |
| 2017 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2018 | PointerCoords pointerCoords; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2019 | pointerCoords.clear(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2020 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2021 | float vscroll = mCursorMotionAccumulator.getRelativeVWheel(); |
| 2022 | float hscroll = mCursorMotionAccumulator.getRelativeHWheel(); |
| 2023 | bool scrolled = vscroll != 0 || hscroll != 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2024 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2025 | mWheelYVelocityControl.move(when, NULL, &vscroll); |
| 2026 | mWheelXVelocityControl.move(when, &hscroll, NULL); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2027 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2028 | mPointerVelocityControl.move(when, &deltaX, &deltaY); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 2029 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2030 | if (mPointerController != NULL) { |
| 2031 | if (moved || scrolled || buttonsChanged) { |
| 2032 | mPointerController->setPresentation( |
| 2033 | PointerControllerInterface::PRESENTATION_POINTER); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 2034 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2035 | if (moved) { |
| 2036 | mPointerController->move(deltaX, deltaY); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2037 | } |
| 2038 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2039 | if (buttonsChanged) { |
| 2040 | mPointerController->setButtonState(currentButtonState); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 2041 | } |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2042 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2043 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 2044 | } |
| 2045 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2046 | float x, y; |
| 2047 | mPointerController->getPosition(&x, &y); |
| 2048 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 2049 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 2050 | } else { |
| 2051 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, deltaX); |
| 2052 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, deltaY); |
| 2053 | } |
| 2054 | |
| 2055 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, down ? 1.0f : 0.0f); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2056 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 2057 | // Moving an external trackball or mouse should wake the device. |
| 2058 | // We don't do this for internal cursor devices to prevent them from waking up |
| 2059 | // the device in your pocket. |
| 2060 | // TODO: Use the input device configuration to control this behavior more finely. |
| 2061 | uint32_t policyFlags = 0; |
| 2062 | if (getDevice()->isExternal()) { |
| 2063 | policyFlags |= POLICY_FLAG_WAKE_DROPPED; |
| 2064 | } |
| 2065 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2066 | // Synthesize key down from buttons if needed. |
| 2067 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mSource, |
| 2068 | policyFlags, lastButtonState, currentButtonState); |
| 2069 | |
| 2070 | // Send motion event. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2071 | if (downChanged || moved || scrolled || buttonsChanged) { |
| 2072 | int32_t metaState = mContext->getGlobalMetaState(); |
| 2073 | int32_t motionEventAction; |
| 2074 | if (downChanged) { |
| 2075 | motionEventAction = down ? AMOTION_EVENT_ACTION_DOWN : AMOTION_EVENT_ACTION_UP; |
| 2076 | } else if (down || mPointerController == NULL) { |
| 2077 | motionEventAction = AMOTION_EVENT_ACTION_MOVE; |
| 2078 | } else { |
| 2079 | motionEventAction = AMOTION_EVENT_ACTION_HOVER_MOVE; |
| 2080 | } |
Jeff Brown | b699726 | 2010-10-08 22:31:17 -0700 | [diff] [blame] | 2081 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2082 | NotifyMotionArgs args(when, getDeviceId(), mSource, policyFlags, |
| 2083 | motionEventAction, 0, metaState, currentButtonState, 0, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2084 | 1, &pointerProperties, &pointerCoords, mXPrecision, mYPrecision, downTime); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2085 | getListener()->notifyMotion(&args); |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 2086 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2087 | // Send hover move after UP to tell the application that the mouse is hovering now. |
| 2088 | if (motionEventAction == AMOTION_EVENT_ACTION_UP |
| 2089 | && mPointerController != NULL) { |
| 2090 | NotifyMotionArgs hoverArgs(when, getDeviceId(), mSource, policyFlags, |
| 2091 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, |
| 2092 | metaState, currentButtonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 2093 | 1, &pointerProperties, &pointerCoords, mXPrecision, mYPrecision, downTime); |
| 2094 | getListener()->notifyMotion(&hoverArgs); |
| 2095 | } |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 2096 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2097 | // Send scroll events. |
| 2098 | if (scrolled) { |
| 2099 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_VSCROLL, vscroll); |
| 2100 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_HSCROLL, hscroll); |
| 2101 | |
| 2102 | NotifyMotionArgs scrollArgs(when, getDeviceId(), mSource, policyFlags, |
| 2103 | AMOTION_EVENT_ACTION_SCROLL, 0, metaState, currentButtonState, |
| 2104 | AMOTION_EVENT_EDGE_FLAG_NONE, |
| 2105 | 1, &pointerProperties, &pointerCoords, mXPrecision, mYPrecision, downTime); |
| 2106 | getListener()->notifyMotion(&scrollArgs); |
| 2107 | } |
Jeff Brown | 33bbfd2 | 2011-02-24 20:55:35 -0800 | [diff] [blame] | 2108 | } |
Jeff Brown | a032cc0 | 2011-03-07 16:56:21 -0800 | [diff] [blame] | 2109 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 2110 | // Synthesize key up from buttons if needed. |
| 2111 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mSource, |
| 2112 | policyFlags, lastButtonState, currentButtonState); |
| 2113 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 2114 | mCursorMotionAccumulator.clearRelativeAxes(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2115 | } |
| 2116 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 2117 | int32_t CursorInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
Jeff Brown | c3fc2d0 | 2010-08-10 15:47:53 -0700 | [diff] [blame] | 2118 | if (scanCode >= BTN_MOUSE && scanCode < BTN_JOYSTICK) { |
| 2119 | return getEventHub()->getScanCodeState(getDeviceId(), scanCode); |
| 2120 | } else { |
| 2121 | return AKEY_STATE_UNKNOWN; |
| 2122 | } |
| 2123 | } |
| 2124 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 2125 | void CursorInputMapper::fadePointer() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2126 | if (mPointerController != NULL) { |
| 2127 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 2128 | } |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 2129 | } |
| 2130 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2131 | |
| 2132 | // --- TouchInputMapper --- |
| 2133 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2134 | TouchInputMapper::TouchInputMapper(InputDevice* device) : |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2135 | InputMapper(device), |
| 2136 | mSurfaceOrientation(-1), mSurfaceWidth(-1), mSurfaceHeight(-1) { |
| 2137 | initialize(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2138 | } |
| 2139 | |
| 2140 | TouchInputMapper::~TouchInputMapper() { |
| 2141 | } |
| 2142 | |
| 2143 | uint32_t TouchInputMapper::getSources() { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2144 | return mTouchSource | mPointerSource; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2145 | } |
| 2146 | |
| 2147 | void TouchInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 2148 | InputMapper::populateDeviceInfo(info); |
| 2149 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2150 | // Ensure surface information is up to date so that orientation changes are |
| 2151 | // noticed immediately. |
| 2152 | if (!configureSurface()) { |
| 2153 | return; |
| 2154 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2155 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2156 | info->addMotionRange(mOrientedRanges.x); |
| 2157 | info->addMotionRange(mOrientedRanges.y); |
| 2158 | |
| 2159 | if (mOrientedRanges.havePressure) { |
| 2160 | info->addMotionRange(mOrientedRanges.pressure); |
| 2161 | } |
| 2162 | |
| 2163 | if (mOrientedRanges.haveSize) { |
| 2164 | info->addMotionRange(mOrientedRanges.size); |
| 2165 | } |
| 2166 | |
| 2167 | if (mOrientedRanges.haveTouchSize) { |
| 2168 | info->addMotionRange(mOrientedRanges.touchMajor); |
| 2169 | info->addMotionRange(mOrientedRanges.touchMinor); |
| 2170 | } |
| 2171 | |
| 2172 | if (mOrientedRanges.haveToolSize) { |
| 2173 | info->addMotionRange(mOrientedRanges.toolMajor); |
| 2174 | info->addMotionRange(mOrientedRanges.toolMinor); |
| 2175 | } |
| 2176 | |
| 2177 | if (mOrientedRanges.haveOrientation) { |
| 2178 | info->addMotionRange(mOrientedRanges.orientation); |
| 2179 | } |
| 2180 | |
| 2181 | if (mOrientedRanges.haveDistance) { |
| 2182 | info->addMotionRange(mOrientedRanges.distance); |
| 2183 | } |
| 2184 | |
| 2185 | if (mPointerController != NULL) { |
| 2186 | float minX, minY, maxX, maxY; |
| 2187 | if (mPointerController->getBounds(&minX, &minY, &maxX, &maxY)) { |
| 2188 | info->addMotionRange(AMOTION_EVENT_AXIS_X, mPointerSource, |
| 2189 | minX, maxX, 0.0f, 0.0f); |
| 2190 | info->addMotionRange(AMOTION_EVENT_AXIS_Y, mPointerSource, |
| 2191 | minY, maxY, 0.0f, 0.0f); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2192 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2193 | info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mPointerSource, |
| 2194 | 0.0f, 1.0f, 0.0f, 0.0f); |
| 2195 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2196 | } |
| 2197 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2198 | void TouchInputMapper::dump(String8& dump) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2199 | dump.append(INDENT2 "Touch Input Mapper:\n"); |
| 2200 | dumpParameters(dump); |
| 2201 | dumpVirtualKeys(dump); |
| 2202 | dumpRawPointerAxes(dump); |
| 2203 | dumpCalibration(dump); |
| 2204 | dumpSurface(dump); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2205 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2206 | dump.appendFormat(INDENT3 "Translation and Scaling Factors:\n"); |
| 2207 | dump.appendFormat(INDENT4 "XScale: %0.3f\n", mXScale); |
| 2208 | dump.appendFormat(INDENT4 "YScale: %0.3f\n", mYScale); |
| 2209 | dump.appendFormat(INDENT4 "XPrecision: %0.3f\n", mXPrecision); |
| 2210 | dump.appendFormat(INDENT4 "YPrecision: %0.3f\n", mYPrecision); |
| 2211 | dump.appendFormat(INDENT4 "GeometricScale: %0.3f\n", mGeometricScale); |
| 2212 | dump.appendFormat(INDENT4 "ToolSizeLinearScale: %0.3f\n", mToolSizeLinearScale); |
| 2213 | dump.appendFormat(INDENT4 "ToolSizeLinearBias: %0.3f\n", mToolSizeLinearBias); |
| 2214 | dump.appendFormat(INDENT4 "ToolSizeAreaScale: %0.3f\n", mToolSizeAreaScale); |
| 2215 | dump.appendFormat(INDENT4 "ToolSizeAreaBias: %0.3f\n", mToolSizeAreaBias); |
| 2216 | dump.appendFormat(INDENT4 "PressureScale: %0.3f\n", mPressureScale); |
| 2217 | dump.appendFormat(INDENT4 "SizeScale: %0.3f\n", mSizeScale); |
| 2218 | dump.appendFormat(INDENT4 "OrientationScale: %0.3f\n", mOrientationScale); |
| 2219 | dump.appendFormat(INDENT4 "DistanceScale: %0.3f\n", mDistanceScale); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2220 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2221 | dump.appendFormat(INDENT3 "Last Button State: 0x%08x\n", mLastButtonState); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2222 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2223 | dump.appendFormat(INDENT3 "Last Raw Touch: pointerCount=%d\n", |
| 2224 | mLastRawPointerData.pointerCount); |
| 2225 | for (uint32_t i = 0; i < mLastRawPointerData.pointerCount; i++) { |
| 2226 | const RawPointerData::Pointer& pointer = mLastRawPointerData.pointers[i]; |
| 2227 | dump.appendFormat(INDENT4 "[%d]: id=%d, x=%d, y=%d, pressure=%d, " |
| 2228 | "touchMajor=%d, touchMinor=%d, toolMajor=%d, toolMinor=%d, " |
| 2229 | "orientation=%d, distance=%d, toolType=%d, isHovering=%s\n", i, |
| 2230 | pointer.id, pointer.x, pointer.y, pointer.pressure, |
| 2231 | pointer.touchMajor, pointer.touchMinor, |
| 2232 | pointer.toolMajor, pointer.toolMinor, |
| 2233 | pointer.orientation, pointer.distance, |
| 2234 | pointer.toolType, toString(pointer.isHovering)); |
| 2235 | } |
| 2236 | |
| 2237 | dump.appendFormat(INDENT3 "Last Cooked Touch: pointerCount=%d\n", |
| 2238 | mLastCookedPointerData.pointerCount); |
| 2239 | for (uint32_t i = 0; i < mLastCookedPointerData.pointerCount; i++) { |
| 2240 | const PointerProperties& pointerProperties = mLastCookedPointerData.pointerProperties[i]; |
| 2241 | const PointerCoords& pointerCoords = mLastCookedPointerData.pointerCoords[i]; |
| 2242 | dump.appendFormat(INDENT4 "[%d]: id=%d, x=%0.3f, y=%0.3f, pressure=%0.3f, " |
| 2243 | "touchMajor=%0.3f, touchMinor=%0.3f, toolMajor=%0.3f, toolMinor=%0.3f, " |
| 2244 | "orientation=%0.3f, distance=%0.3f, toolType=%d, isHovering=%s\n", i, |
| 2245 | pointerProperties.id, |
| 2246 | pointerCoords.getX(), |
| 2247 | pointerCoords.getY(), |
| 2248 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE), |
| 2249 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR), |
| 2250 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR), |
| 2251 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR), |
| 2252 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR), |
| 2253 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION), |
| 2254 | pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_DISTANCE), |
| 2255 | pointerProperties.toolType, |
| 2256 | toString(mLastCookedPointerData.isHovering(i))); |
| 2257 | } |
| 2258 | |
| 2259 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER) { |
| 2260 | dump.appendFormat(INDENT3 "Pointer Gesture Detector:\n"); |
| 2261 | dump.appendFormat(INDENT4 "XMovementScale: %0.3f\n", |
| 2262 | mPointerGestureXMovementScale); |
| 2263 | dump.appendFormat(INDENT4 "YMovementScale: %0.3f\n", |
| 2264 | mPointerGestureYMovementScale); |
| 2265 | dump.appendFormat(INDENT4 "XZoomScale: %0.3f\n", |
| 2266 | mPointerGestureXZoomScale); |
| 2267 | dump.appendFormat(INDENT4 "YZoomScale: %0.3f\n", |
| 2268 | mPointerGestureYZoomScale); |
| 2269 | dump.appendFormat(INDENT4 "MaxSwipeWidth: %f\n", |
| 2270 | mPointerGestureMaxSwipeWidth); |
| 2271 | } |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2272 | } |
| 2273 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2274 | void TouchInputMapper::initialize() { |
| 2275 | mCurrentRawPointerData.clear(); |
| 2276 | mLastRawPointerData.clear(); |
| 2277 | mCurrentCookedPointerData.clear(); |
| 2278 | mLastCookedPointerData.clear(); |
| 2279 | mCurrentButtonState = 0; |
| 2280 | mLastButtonState = 0; |
| 2281 | mSentHoverEnter = false; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2282 | mDownTime = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2283 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2284 | mCurrentVirtualKey.down = false; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2285 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2286 | mOrientedRanges.havePressure = false; |
| 2287 | mOrientedRanges.haveSize = false; |
| 2288 | mOrientedRanges.haveTouchSize = false; |
| 2289 | mOrientedRanges.haveToolSize = false; |
| 2290 | mOrientedRanges.haveOrientation = false; |
| 2291 | mOrientedRanges.haveDistance = false; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2292 | |
| 2293 | mPointerGesture.reset(); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2294 | } |
| 2295 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2296 | void TouchInputMapper::configure(const InputReaderConfiguration* config, uint32_t changes) { |
| 2297 | InputMapper::configure(config, changes); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2298 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2299 | mConfig = *config; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2300 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2301 | if (!changes) { // first time only |
| 2302 | // Configure basic parameters. |
| 2303 | configureParameters(); |
| 2304 | |
| 2305 | // Configure sources. |
| 2306 | switch (mParameters.deviceType) { |
| 2307 | case Parameters::DEVICE_TYPE_TOUCH_SCREEN: |
| 2308 | mTouchSource = AINPUT_SOURCE_TOUCHSCREEN; |
| 2309 | mPointerSource = 0; |
| 2310 | break; |
| 2311 | case Parameters::DEVICE_TYPE_TOUCH_PAD: |
| 2312 | mTouchSource = AINPUT_SOURCE_TOUCHPAD; |
| 2313 | mPointerSource = 0; |
| 2314 | break; |
| 2315 | case Parameters::DEVICE_TYPE_POINTER: |
| 2316 | mTouchSource = AINPUT_SOURCE_TOUCHPAD; |
| 2317 | mPointerSource = AINPUT_SOURCE_MOUSE; |
| 2318 | break; |
| 2319 | default: |
| 2320 | LOG_ASSERT(false); |
| 2321 | } |
| 2322 | |
| 2323 | // Configure absolute axis information. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2324 | configureRawPointerAxes(); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2325 | |
| 2326 | // Prepare input device calibration. |
| 2327 | parseCalibration(); |
| 2328 | resolveCalibration(); |
| 2329 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2330 | // Configure surface dimensions and orientation. |
| 2331 | configureSurface(); |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 2332 | } |
| 2333 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2334 | if (!changes || (changes & InputReaderConfiguration::CHANGE_POINTER_SPEED)) { |
| 2335 | mPointerGesture.pointerVelocityControl.setParameters( |
| 2336 | mConfig.pointerVelocityControlParameters); |
| 2337 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2338 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2339 | if (!changes || (changes & InputReaderConfiguration::CHANGE_POINTER_GESTURE_ENABLEMENT)) { |
| 2340 | // Reset the touch screen when pointer gesture enablement changes. |
| 2341 | reset(); |
| 2342 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2343 | } |
| 2344 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2345 | void TouchInputMapper::configureParameters() { |
Jeff Brown | b126822 | 2011-06-03 17:06:16 -0700 | [diff] [blame] | 2346 | // Use the pointer presentation mode for devices that do not support distinct |
| 2347 | // multitouch. The spot-based presentation relies on being able to accurately |
| 2348 | // locate two or more fingers on the touch pad. |
| 2349 | mParameters.gestureMode = getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_SEMI_MT) |
| 2350 | ? Parameters::GESTURE_MODE_POINTER : Parameters::GESTURE_MODE_SPOTS; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2351 | |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 2352 | String8 gestureModeString; |
| 2353 | if (getDevice()->getConfiguration().tryGetProperty(String8("touch.gestureMode"), |
| 2354 | gestureModeString)) { |
| 2355 | if (gestureModeString == "pointer") { |
| 2356 | mParameters.gestureMode = Parameters::GESTURE_MODE_POINTER; |
| 2357 | } else if (gestureModeString == "spots") { |
| 2358 | mParameters.gestureMode = Parameters::GESTURE_MODE_SPOTS; |
| 2359 | } else if (gestureModeString != "default") { |
| 2360 | LOGW("Invalid value for touch.gestureMode: '%s'", gestureModeString.string()); |
| 2361 | } |
| 2362 | } |
| 2363 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2364 | if (getEventHub()->hasRelativeAxis(getDeviceId(), REL_X) |
| 2365 | || getEventHub()->hasRelativeAxis(getDeviceId(), REL_Y)) { |
| 2366 | // The device is a cursor device with a touch pad attached. |
| 2367 | // By default don't use the touch pad to move the pointer. |
| 2368 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_PAD; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2369 | } else if (getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_POINTER)) { |
| 2370 | // The device is a pointing device like a track pad. |
| 2371 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
| 2372 | } else if (getEventHub()->hasInputProperty(getDeviceId(), INPUT_PROP_DIRECT)) { |
| 2373 | // The device is a touch screen. |
| 2374 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2375 | } else { |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2376 | // The device is a touch pad of unknown purpose. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2377 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
| 2378 | } |
| 2379 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2380 | String8 deviceTypeString; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2381 | if (getDevice()->getConfiguration().tryGetProperty(String8("touch.deviceType"), |
| 2382 | deviceTypeString)) { |
Jeff Brown | 58a2da8 | 2011-01-25 16:02:22 -0800 | [diff] [blame] | 2383 | if (deviceTypeString == "touchScreen") { |
| 2384 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2385 | } else if (deviceTypeString == "touchPad") { |
| 2386 | mParameters.deviceType = Parameters::DEVICE_TYPE_TOUCH_PAD; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2387 | } else if (deviceTypeString == "pointer") { |
| 2388 | mParameters.deviceType = Parameters::DEVICE_TYPE_POINTER; |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 2389 | } else if (deviceTypeString != "default") { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2390 | LOGW("Invalid value for touch.deviceType: '%s'", deviceTypeString.string()); |
| 2391 | } |
| 2392 | } |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2393 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2394 | mParameters.orientationAware = mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2395 | getDevice()->getConfiguration().tryGetProperty(String8("touch.orientationAware"), |
| 2396 | mParameters.orientationAware); |
| 2397 | |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 2398 | mParameters.associatedDisplayId = -1; |
| 2399 | mParameters.associatedDisplayIsExternal = false; |
| 2400 | if (mParameters.orientationAware |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2401 | || mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 2402 | || mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER) { |
| 2403 | mParameters.associatedDisplayIsExternal = |
| 2404 | mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN |
| 2405 | && getDevice()->isExternal(); |
| 2406 | mParameters.associatedDisplayId = 0; |
| 2407 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2408 | } |
| 2409 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2410 | void TouchInputMapper::dumpParameters(String8& dump) { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2411 | dump.append(INDENT3 "Parameters:\n"); |
| 2412 | |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 2413 | switch (mParameters.gestureMode) { |
| 2414 | case Parameters::GESTURE_MODE_POINTER: |
| 2415 | dump.append(INDENT4 "GestureMode: pointer\n"); |
| 2416 | break; |
| 2417 | case Parameters::GESTURE_MODE_SPOTS: |
| 2418 | dump.append(INDENT4 "GestureMode: spots\n"); |
| 2419 | break; |
| 2420 | default: |
| 2421 | assert(false); |
| 2422 | } |
| 2423 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2424 | switch (mParameters.deviceType) { |
| 2425 | case Parameters::DEVICE_TYPE_TOUCH_SCREEN: |
| 2426 | dump.append(INDENT4 "DeviceType: touchScreen\n"); |
| 2427 | break; |
| 2428 | case Parameters::DEVICE_TYPE_TOUCH_PAD: |
| 2429 | dump.append(INDENT4 "DeviceType: touchPad\n"); |
| 2430 | break; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2431 | case Parameters::DEVICE_TYPE_POINTER: |
| 2432 | dump.append(INDENT4 "DeviceType: pointer\n"); |
| 2433 | break; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2434 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 2435 | LOG_ASSERT(false); |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2436 | } |
| 2437 | |
| 2438 | dump.appendFormat(INDENT4 "AssociatedDisplayId: %d\n", |
| 2439 | mParameters.associatedDisplayId); |
| 2440 | dump.appendFormat(INDENT4 "OrientationAware: %s\n", |
| 2441 | toString(mParameters.orientationAware)); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2442 | } |
| 2443 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2444 | void TouchInputMapper::configureRawPointerAxes() { |
| 2445 | mRawPointerAxes.clear(); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2446 | } |
| 2447 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2448 | void TouchInputMapper::dumpRawPointerAxes(String8& dump) { |
| 2449 | dump.append(INDENT3 "Raw Touch Axes:\n"); |
| 2450 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.x, "X"); |
| 2451 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.y, "Y"); |
| 2452 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.pressure, "Pressure"); |
| 2453 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.touchMajor, "TouchMajor"); |
| 2454 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.touchMinor, "TouchMinor"); |
| 2455 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.toolMajor, "ToolMajor"); |
| 2456 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.toolMinor, "ToolMinor"); |
| 2457 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.orientation, "Orientation"); |
| 2458 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.distance, "Distance"); |
| 2459 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.trackingId, "TrackingId"); |
| 2460 | dumpRawAbsoluteAxisInfo(dump, mRawPointerAxes.slot, "Slot"); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2461 | } |
| 2462 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2463 | bool TouchInputMapper::configureSurface() { |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2464 | // Ensure we have valid X and Y axes. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2465 | if (!mRawPointerAxes.x.valid || !mRawPointerAxes.y.valid) { |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2466 | LOGW(INDENT "Touch device '%s' did not report support for X or Y axis! " |
| 2467 | "The device will be inoperable.", getDeviceName().string()); |
| 2468 | return false; |
| 2469 | } |
| 2470 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2471 | // Update orientation and dimensions if needed. |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 2472 | int32_t orientation = DISPLAY_ORIENTATION_0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2473 | int32_t width = mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue + 1; |
| 2474 | int32_t height = mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue + 1; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2475 | |
| 2476 | if (mParameters.associatedDisplayId >= 0) { |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2477 | // Note: getDisplayInfo is non-reentrant so we can continue holding the lock. |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2478 | if (! getPolicy()->getDisplayInfo(mParameters.associatedDisplayId, |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 2479 | mParameters.associatedDisplayIsExternal, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2480 | &mAssociatedDisplayWidth, &mAssociatedDisplayHeight, |
| 2481 | &mAssociatedDisplayOrientation)) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2482 | return false; |
| 2483 | } |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2484 | |
| 2485 | // A touch screen inherits the dimensions of the display. |
| 2486 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2487 | width = mAssociatedDisplayWidth; |
| 2488 | height = mAssociatedDisplayHeight; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2489 | } |
| 2490 | |
| 2491 | // The device inherits the orientation of the display if it is orientation aware. |
| 2492 | if (mParameters.orientationAware) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2493 | orientation = mAssociatedDisplayOrientation; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2494 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2495 | } |
| 2496 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2497 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER |
| 2498 | && mPointerController == NULL) { |
| 2499 | mPointerController = getPolicy()->obtainPointerController(getDeviceId()); |
| 2500 | } |
| 2501 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2502 | bool orientationChanged = mSurfaceOrientation != orientation; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2503 | if (orientationChanged) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2504 | mSurfaceOrientation = orientation; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2505 | } |
| 2506 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2507 | bool sizeChanged = mSurfaceWidth != width || mSurfaceHeight != height; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2508 | if (sizeChanged) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2509 | LOGI("Device reconfigured: id=%d, name='%s', surface size is now %dx%d", |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2510 | getDeviceId(), getDeviceName().string(), width, height); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2511 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2512 | mSurfaceWidth = width; |
| 2513 | mSurfaceHeight = height; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2514 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2515 | // Configure X and Y factors. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2516 | mXScale = float(width) / (mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue + 1); |
| 2517 | mYScale = float(height) / (mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue + 1); |
| 2518 | mXPrecision = 1.0f / mXScale; |
| 2519 | mYPrecision = 1.0f / mYScale; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2520 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2521 | mOrientedRanges.x.axis = AMOTION_EVENT_AXIS_X; |
| 2522 | mOrientedRanges.x.source = mTouchSource; |
| 2523 | mOrientedRanges.y.axis = AMOTION_EVENT_AXIS_Y; |
| 2524 | mOrientedRanges.y.source = mTouchSource; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2525 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2526 | configureVirtualKeys(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2527 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2528 | // Scale factor for terms that are not oriented in a particular axis. |
| 2529 | // If the pixels are square then xScale == yScale otherwise we fake it |
| 2530 | // by choosing an average. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2531 | mGeometricScale = avg(mXScale, mYScale); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2532 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2533 | // Size of diagonal axis. |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2534 | float diagonalSize = hypotf(width, height); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2535 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2536 | // TouchMajor and TouchMinor factors. |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2537 | if (mCalibration.touchSizeCalibration != Calibration::TOUCH_SIZE_CALIBRATION_NONE) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2538 | mOrientedRanges.haveTouchSize = true; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2539 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2540 | mOrientedRanges.touchMajor.axis = AMOTION_EVENT_AXIS_TOUCH_MAJOR; |
| 2541 | mOrientedRanges.touchMajor.source = mTouchSource; |
| 2542 | mOrientedRanges.touchMajor.min = 0; |
| 2543 | mOrientedRanges.touchMajor.max = diagonalSize; |
| 2544 | mOrientedRanges.touchMajor.flat = 0; |
| 2545 | mOrientedRanges.touchMajor.fuzz = 0; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2546 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2547 | mOrientedRanges.touchMinor = mOrientedRanges.touchMajor; |
| 2548 | mOrientedRanges.touchMinor.axis = AMOTION_EVENT_AXIS_TOUCH_MINOR; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2549 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2550 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2551 | // ToolMajor and ToolMinor factors. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2552 | mToolSizeLinearScale = 0; |
| 2553 | mToolSizeLinearBias = 0; |
| 2554 | mToolSizeAreaScale = 0; |
| 2555 | mToolSizeAreaBias = 0; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2556 | if (mCalibration.toolSizeCalibration != Calibration::TOOL_SIZE_CALIBRATION_NONE) { |
| 2557 | if (mCalibration.toolSizeCalibration == Calibration::TOOL_SIZE_CALIBRATION_LINEAR) { |
| 2558 | if (mCalibration.haveToolSizeLinearScale) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2559 | mToolSizeLinearScale = mCalibration.toolSizeLinearScale; |
| 2560 | } else if (mRawPointerAxes.toolMajor.valid |
| 2561 | && mRawPointerAxes.toolMajor.maxValue != 0) { |
| 2562 | mToolSizeLinearScale = float(min(width, height)) |
| 2563 | / mRawPointerAxes.toolMajor.maxValue; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2564 | } |
| 2565 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2566 | if (mCalibration.haveToolSizeLinearBias) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2567 | mToolSizeLinearBias = mCalibration.toolSizeLinearBias; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2568 | } |
| 2569 | } else if (mCalibration.toolSizeCalibration == |
| 2570 | Calibration::TOOL_SIZE_CALIBRATION_AREA) { |
| 2571 | if (mCalibration.haveToolSizeLinearScale) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2572 | mToolSizeLinearScale = mCalibration.toolSizeLinearScale; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2573 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2574 | mToolSizeLinearScale = min(width, height); |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2575 | } |
| 2576 | |
| 2577 | if (mCalibration.haveToolSizeLinearBias) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2578 | mToolSizeLinearBias = mCalibration.toolSizeLinearBias; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2579 | } |
| 2580 | |
| 2581 | if (mCalibration.haveToolSizeAreaScale) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2582 | mToolSizeAreaScale = mCalibration.toolSizeAreaScale; |
| 2583 | } else if (mRawPointerAxes.toolMajor.valid |
| 2584 | && mRawPointerAxes.toolMajor.maxValue != 0) { |
| 2585 | mToolSizeAreaScale = 1.0f / mRawPointerAxes.toolMajor.maxValue; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2586 | } |
| 2587 | |
| 2588 | if (mCalibration.haveToolSizeAreaBias) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2589 | mToolSizeAreaBias = mCalibration.toolSizeAreaBias; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2590 | } |
| 2591 | } |
| 2592 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2593 | mOrientedRanges.haveToolSize = true; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2594 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2595 | mOrientedRanges.toolMajor.axis = AMOTION_EVENT_AXIS_TOOL_MAJOR; |
| 2596 | mOrientedRanges.toolMajor.source = mTouchSource; |
| 2597 | mOrientedRanges.toolMajor.min = 0; |
| 2598 | mOrientedRanges.toolMajor.max = diagonalSize; |
| 2599 | mOrientedRanges.toolMajor.flat = 0; |
| 2600 | mOrientedRanges.toolMajor.fuzz = 0; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2601 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2602 | mOrientedRanges.toolMinor = mOrientedRanges.toolMajor; |
| 2603 | mOrientedRanges.toolMinor.axis = AMOTION_EVENT_AXIS_TOOL_MINOR; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2604 | } |
| 2605 | |
| 2606 | // Pressure factors. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2607 | mPressureScale = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2608 | if (mCalibration.pressureCalibration != Calibration::PRESSURE_CALIBRATION_NONE) { |
| 2609 | RawAbsoluteAxisInfo rawPressureAxis; |
| 2610 | switch (mCalibration.pressureSource) { |
| 2611 | case Calibration::PRESSURE_SOURCE_PRESSURE: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2612 | rawPressureAxis = mRawPointerAxes.pressure; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2613 | break; |
| 2614 | case Calibration::PRESSURE_SOURCE_TOUCH: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2615 | rawPressureAxis = mRawPointerAxes.touchMajor; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2616 | break; |
| 2617 | default: |
| 2618 | rawPressureAxis.clear(); |
| 2619 | } |
| 2620 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2621 | if (mCalibration.pressureCalibration == Calibration::PRESSURE_CALIBRATION_PHYSICAL |
| 2622 | || mCalibration.pressureCalibration |
| 2623 | == Calibration::PRESSURE_CALIBRATION_AMPLITUDE) { |
| 2624 | if (mCalibration.havePressureScale) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2625 | mPressureScale = mCalibration.pressureScale; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2626 | } else if (rawPressureAxis.valid && rawPressureAxis.maxValue != 0) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2627 | mPressureScale = 1.0f / rawPressureAxis.maxValue; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2628 | } |
| 2629 | } |
| 2630 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2631 | mOrientedRanges.havePressure = true; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2632 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2633 | mOrientedRanges.pressure.axis = AMOTION_EVENT_AXIS_PRESSURE; |
| 2634 | mOrientedRanges.pressure.source = mTouchSource; |
| 2635 | mOrientedRanges.pressure.min = 0; |
| 2636 | mOrientedRanges.pressure.max = 1.0; |
| 2637 | mOrientedRanges.pressure.flat = 0; |
| 2638 | mOrientedRanges.pressure.fuzz = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2639 | } |
| 2640 | |
| 2641 | // Size factors. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2642 | mSizeScale = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2643 | if (mCalibration.sizeCalibration != Calibration::SIZE_CALIBRATION_NONE) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2644 | if (mCalibration.sizeCalibration == Calibration::SIZE_CALIBRATION_NORMALIZED) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2645 | if (mRawPointerAxes.toolMajor.valid && mRawPointerAxes.toolMajor.maxValue != 0) { |
| 2646 | mSizeScale = 1.0f / mRawPointerAxes.toolMajor.maxValue; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2647 | } |
| 2648 | } |
| 2649 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2650 | mOrientedRanges.haveSize = true; |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 2651 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2652 | mOrientedRanges.size.axis = AMOTION_EVENT_AXIS_SIZE; |
| 2653 | mOrientedRanges.size.source = mTouchSource; |
| 2654 | mOrientedRanges.size.min = 0; |
| 2655 | mOrientedRanges.size.max = 1.0; |
| 2656 | mOrientedRanges.size.flat = 0; |
| 2657 | mOrientedRanges.size.fuzz = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2658 | } |
| 2659 | |
| 2660 | // Orientation |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2661 | mOrientationScale = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2662 | if (mCalibration.orientationCalibration != Calibration::ORIENTATION_CALIBRATION_NONE) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2663 | if (mCalibration.orientationCalibration |
| 2664 | == Calibration::ORIENTATION_CALIBRATION_INTERPOLATED) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2665 | if (mRawPointerAxes.orientation.valid && mRawPointerAxes.orientation.maxValue != 0) { |
| 2666 | mOrientationScale = float(M_PI_2) / mRawPointerAxes.orientation.maxValue; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2667 | } |
| 2668 | } |
| 2669 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2670 | mOrientedRanges.haveOrientation = true; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2671 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2672 | mOrientedRanges.orientation.axis = AMOTION_EVENT_AXIS_ORIENTATION; |
| 2673 | mOrientedRanges.orientation.source = mTouchSource; |
| 2674 | mOrientedRanges.orientation.min = - M_PI_2; |
| 2675 | mOrientedRanges.orientation.max = M_PI_2; |
| 2676 | mOrientedRanges.orientation.flat = 0; |
| 2677 | mOrientedRanges.orientation.fuzz = 0; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2678 | } |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2679 | |
| 2680 | // Distance |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2681 | mDistanceScale = 0; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2682 | if (mCalibration.distanceCalibration != Calibration::DISTANCE_CALIBRATION_NONE) { |
| 2683 | if (mCalibration.distanceCalibration |
| 2684 | == Calibration::DISTANCE_CALIBRATION_SCALED) { |
| 2685 | if (mCalibration.haveDistanceScale) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2686 | mDistanceScale = mCalibration.distanceScale; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2687 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2688 | mDistanceScale = 1.0f; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2689 | } |
| 2690 | } |
| 2691 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2692 | mOrientedRanges.haveDistance = true; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2693 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2694 | mOrientedRanges.distance.axis = AMOTION_EVENT_AXIS_DISTANCE; |
| 2695 | mOrientedRanges.distance.source = mTouchSource; |
| 2696 | mOrientedRanges.distance.min = |
| 2697 | mRawPointerAxes.distance.minValue * mDistanceScale; |
| 2698 | mOrientedRanges.distance.max = |
| 2699 | mRawPointerAxes.distance.minValue * mDistanceScale; |
| 2700 | mOrientedRanges.distance.flat = 0; |
| 2701 | mOrientedRanges.distance.fuzz = |
| 2702 | mRawPointerAxes.distance.fuzz * mDistanceScale; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2703 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2704 | } |
| 2705 | |
| 2706 | if (orientationChanged || sizeChanged) { |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2707 | // Compute oriented surface dimensions, precision, scales and ranges. |
| 2708 | // Note that the maximum value reported is an inclusive maximum value so it is one |
| 2709 | // unit less than the total width or height of surface. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2710 | switch (mSurfaceOrientation) { |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 2711 | case DISPLAY_ORIENTATION_90: |
| 2712 | case DISPLAY_ORIENTATION_270: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2713 | mOrientedSurfaceWidth = mSurfaceHeight; |
| 2714 | mOrientedSurfaceHeight = mSurfaceWidth; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2715 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2716 | mOrientedXPrecision = mYPrecision; |
| 2717 | mOrientedYPrecision = mXPrecision; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2718 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2719 | mOrientedRanges.x.min = 0; |
| 2720 | mOrientedRanges.x.max = (mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue) |
| 2721 | * mYScale; |
| 2722 | mOrientedRanges.x.flat = 0; |
| 2723 | mOrientedRanges.x.fuzz = mYScale; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2724 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2725 | mOrientedRanges.y.min = 0; |
| 2726 | mOrientedRanges.y.max = (mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue) |
| 2727 | * mXScale; |
| 2728 | mOrientedRanges.y.flat = 0; |
| 2729 | mOrientedRanges.y.fuzz = mXScale; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2730 | break; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2731 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2732 | default: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2733 | mOrientedSurfaceWidth = mSurfaceWidth; |
| 2734 | mOrientedSurfaceHeight = mSurfaceHeight; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2735 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2736 | mOrientedXPrecision = mXPrecision; |
| 2737 | mOrientedYPrecision = mYPrecision; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2738 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2739 | mOrientedRanges.x.min = 0; |
| 2740 | mOrientedRanges.x.max = (mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue) |
| 2741 | * mXScale; |
| 2742 | mOrientedRanges.x.flat = 0; |
| 2743 | mOrientedRanges.x.fuzz = mXScale; |
Jeff Brown | 9626b14 | 2011-03-03 02:09:54 -0800 | [diff] [blame] | 2744 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2745 | mOrientedRanges.y.min = 0; |
| 2746 | mOrientedRanges.y.max = (mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue) |
| 2747 | * mYScale; |
| 2748 | mOrientedRanges.y.flat = 0; |
| 2749 | mOrientedRanges.y.fuzz = mYScale; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2750 | break; |
| 2751 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2752 | |
| 2753 | // Compute pointer gesture detection parameters. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2754 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_POINTER) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2755 | int32_t rawWidth = mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue + 1; |
| 2756 | int32_t rawHeight = mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue + 1; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2757 | float rawDiagonal = hypotf(rawWidth, rawHeight); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2758 | float displayDiagonal = hypotf(mAssociatedDisplayWidth, |
| 2759 | mAssociatedDisplayHeight); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2760 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2761 | // Scale movements such that one whole swipe of the touch pad covers a |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 2762 | // given area relative to the diagonal size of the display when no acceleration |
| 2763 | // is applied. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2764 | // Assume that the touch pad has a square aspect ratio such that movements in |
| 2765 | // X and Y of the same number of raw units cover the same physical distance. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2766 | mPointerGestureXMovementScale = mConfig.pointerGestureMovementSpeedRatio |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2767 | * displayDiagonal / rawDiagonal; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2768 | mPointerGestureYMovementScale = mPointerGestureXMovementScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2769 | |
| 2770 | // Scale zooms to cover a smaller range of the display than movements do. |
| 2771 | // This value determines the area around the pointer that is affected by freeform |
| 2772 | // pointer gestures. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2773 | mPointerGestureXZoomScale = mConfig.pointerGestureZoomSpeedRatio |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2774 | * displayDiagonal / rawDiagonal; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2775 | mPointerGestureYZoomScale = mPointerGestureXZoomScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2776 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2777 | // Max width between pointers to detect a swipe gesture is more than some fraction |
| 2778 | // of the diagonal axis of the touch pad. Touches that are wider than this are |
| 2779 | // translated into freeform gestures. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2780 | mPointerGestureMaxSwipeWidth = |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 2781 | mConfig.pointerGestureSwipeMaxWidthRatio * rawDiagonal; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 2782 | |
| 2783 | // Reset the current pointer gesture. |
| 2784 | mPointerGesture.reset(); |
| 2785 | |
| 2786 | // Remove any current spots. |
| 2787 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_SPOTS) { |
| 2788 | mPointerController->clearSpots(); |
| 2789 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 2790 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2791 | } |
| 2792 | |
| 2793 | return true; |
| 2794 | } |
| 2795 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2796 | void TouchInputMapper::dumpSurface(String8& dump) { |
| 2797 | dump.appendFormat(INDENT3 "SurfaceWidth: %dpx\n", mSurfaceWidth); |
| 2798 | dump.appendFormat(INDENT3 "SurfaceHeight: %dpx\n", mSurfaceHeight); |
| 2799 | dump.appendFormat(INDENT3 "SurfaceOrientation: %d\n", mSurfaceOrientation); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 2800 | } |
| 2801 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2802 | void TouchInputMapper::configureVirtualKeys() { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2803 | Vector<VirtualKeyDefinition> virtualKeyDefinitions; |
Jeff Brown | 9065504 | 2010-12-02 13:50:46 -0800 | [diff] [blame] | 2804 | getEventHub()->getVirtualKeyDefinitions(getDeviceId(), virtualKeyDefinitions); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2805 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2806 | mVirtualKeys.clear(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2807 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2808 | if (virtualKeyDefinitions.size() == 0) { |
| 2809 | return; |
| 2810 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2811 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2812 | mVirtualKeys.setCapacity(virtualKeyDefinitions.size()); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2813 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2814 | int32_t touchScreenLeft = mRawPointerAxes.x.minValue; |
| 2815 | int32_t touchScreenTop = mRawPointerAxes.y.minValue; |
| 2816 | int32_t touchScreenWidth = mRawPointerAxes.x.maxValue - mRawPointerAxes.x.minValue + 1; |
| 2817 | int32_t touchScreenHeight = mRawPointerAxes.y.maxValue - mRawPointerAxes.y.minValue + 1; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2818 | |
| 2819 | for (size_t i = 0; i < virtualKeyDefinitions.size(); i++) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2820 | const VirtualKeyDefinition& virtualKeyDefinition = |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2821 | virtualKeyDefinitions[i]; |
| 2822 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2823 | mVirtualKeys.add(); |
| 2824 | VirtualKey& virtualKey = mVirtualKeys.editTop(); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2825 | |
| 2826 | virtualKey.scanCode = virtualKeyDefinition.scanCode; |
| 2827 | int32_t keyCode; |
| 2828 | uint32_t flags; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 2829 | if (getEventHub()->mapKey(getDeviceId(), virtualKey.scanCode, |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2830 | & keyCode, & flags)) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2831 | LOGW(INDENT "VirtualKey %d: could not obtain key code, ignoring", |
| 2832 | virtualKey.scanCode); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2833 | mVirtualKeys.pop(); // drop the key |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2834 | continue; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2835 | } |
| 2836 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2837 | virtualKey.keyCode = keyCode; |
| 2838 | virtualKey.flags = flags; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2839 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2840 | // convert the key definition's display coordinates into touch coordinates for a hit box |
| 2841 | int32_t halfWidth = virtualKeyDefinition.width / 2; |
| 2842 | int32_t halfHeight = virtualKeyDefinition.height / 2; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2843 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2844 | virtualKey.hitLeft = (virtualKeyDefinition.centerX - halfWidth) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2845 | * touchScreenWidth / mSurfaceWidth + touchScreenLeft; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2846 | virtualKey.hitRight= (virtualKeyDefinition.centerX + halfWidth) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2847 | * touchScreenWidth / mSurfaceWidth + touchScreenLeft; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2848 | virtualKey.hitTop = (virtualKeyDefinition.centerY - halfHeight) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2849 | * touchScreenHeight / mSurfaceHeight + touchScreenTop; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2850 | virtualKey.hitBottom = (virtualKeyDefinition.centerY + halfHeight) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2851 | * touchScreenHeight / mSurfaceHeight + touchScreenTop; |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2852 | } |
| 2853 | } |
| 2854 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2855 | void TouchInputMapper::dumpVirtualKeys(String8& dump) { |
| 2856 | if (!mVirtualKeys.isEmpty()) { |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2857 | dump.append(INDENT3 "Virtual Keys:\n"); |
| 2858 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 2859 | for (size_t i = 0; i < mVirtualKeys.size(); i++) { |
| 2860 | const VirtualKey& virtualKey = mVirtualKeys.itemAt(i); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 2861 | dump.appendFormat(INDENT4 "%d: scanCode=%d, keyCode=%d, " |
| 2862 | "hitLeft=%d, hitRight=%d, hitTop=%d, hitBottom=%d\n", |
| 2863 | i, virtualKey.scanCode, virtualKey.keyCode, |
| 2864 | virtualKey.hitLeft, virtualKey.hitRight, |
| 2865 | virtualKey.hitTop, virtualKey.hitBottom); |
| 2866 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 2867 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 2868 | } |
| 2869 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2870 | void TouchInputMapper::parseCalibration() { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 2871 | const PropertyMap& in = getDevice()->getConfiguration(); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2872 | Calibration& out = mCalibration; |
| 2873 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2874 | // Touch Size |
| 2875 | out.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_DEFAULT; |
| 2876 | String8 touchSizeCalibrationString; |
| 2877 | if (in.tryGetProperty(String8("touch.touchSize.calibration"), touchSizeCalibrationString)) { |
| 2878 | if (touchSizeCalibrationString == "none") { |
| 2879 | out.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_NONE; |
| 2880 | } else if (touchSizeCalibrationString == "geometric") { |
| 2881 | out.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_GEOMETRIC; |
| 2882 | } else if (touchSizeCalibrationString == "pressure") { |
| 2883 | out.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_PRESSURE; |
| 2884 | } else if (touchSizeCalibrationString != "default") { |
| 2885 | LOGW("Invalid value for touch.touchSize.calibration: '%s'", |
| 2886 | touchSizeCalibrationString.string()); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2887 | } |
| 2888 | } |
| 2889 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2890 | // Tool Size |
| 2891 | out.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_DEFAULT; |
| 2892 | String8 toolSizeCalibrationString; |
| 2893 | if (in.tryGetProperty(String8("touch.toolSize.calibration"), toolSizeCalibrationString)) { |
| 2894 | if (toolSizeCalibrationString == "none") { |
| 2895 | out.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_NONE; |
| 2896 | } else if (toolSizeCalibrationString == "geometric") { |
| 2897 | out.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_GEOMETRIC; |
| 2898 | } else if (toolSizeCalibrationString == "linear") { |
| 2899 | out.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_LINEAR; |
| 2900 | } else if (toolSizeCalibrationString == "area") { |
| 2901 | out.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_AREA; |
| 2902 | } else if (toolSizeCalibrationString != "default") { |
| 2903 | LOGW("Invalid value for touch.toolSize.calibration: '%s'", |
| 2904 | toolSizeCalibrationString.string()); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2905 | } |
| 2906 | } |
| 2907 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2908 | out.haveToolSizeLinearScale = in.tryGetProperty(String8("touch.toolSize.linearScale"), |
| 2909 | out.toolSizeLinearScale); |
| 2910 | out.haveToolSizeLinearBias = in.tryGetProperty(String8("touch.toolSize.linearBias"), |
| 2911 | out.toolSizeLinearBias); |
| 2912 | out.haveToolSizeAreaScale = in.tryGetProperty(String8("touch.toolSize.areaScale"), |
| 2913 | out.toolSizeAreaScale); |
| 2914 | out.haveToolSizeAreaBias = in.tryGetProperty(String8("touch.toolSize.areaBias"), |
| 2915 | out.toolSizeAreaBias); |
| 2916 | out.haveToolSizeIsSummed = in.tryGetProperty(String8("touch.toolSize.isSummed"), |
| 2917 | out.toolSizeIsSummed); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2918 | |
| 2919 | // Pressure |
| 2920 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_DEFAULT; |
| 2921 | String8 pressureCalibrationString; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2922 | if (in.tryGetProperty(String8("touch.pressure.calibration"), pressureCalibrationString)) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2923 | if (pressureCalibrationString == "none") { |
| 2924 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_NONE; |
| 2925 | } else if (pressureCalibrationString == "physical") { |
| 2926 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_PHYSICAL; |
| 2927 | } else if (pressureCalibrationString == "amplitude") { |
| 2928 | out.pressureCalibration = Calibration::PRESSURE_CALIBRATION_AMPLITUDE; |
| 2929 | } else if (pressureCalibrationString != "default") { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2930 | LOGW("Invalid value for touch.pressure.calibration: '%s'", |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2931 | pressureCalibrationString.string()); |
| 2932 | } |
| 2933 | } |
| 2934 | |
| 2935 | out.pressureSource = Calibration::PRESSURE_SOURCE_DEFAULT; |
| 2936 | String8 pressureSourceString; |
| 2937 | if (in.tryGetProperty(String8("touch.pressure.source"), pressureSourceString)) { |
| 2938 | if (pressureSourceString == "pressure") { |
| 2939 | out.pressureSource = Calibration::PRESSURE_SOURCE_PRESSURE; |
| 2940 | } else if (pressureSourceString == "touch") { |
| 2941 | out.pressureSource = Calibration::PRESSURE_SOURCE_TOUCH; |
| 2942 | } else if (pressureSourceString != "default") { |
| 2943 | LOGW("Invalid value for touch.pressure.source: '%s'", |
| 2944 | pressureSourceString.string()); |
| 2945 | } |
| 2946 | } |
| 2947 | |
| 2948 | out.havePressureScale = in.tryGetProperty(String8("touch.pressure.scale"), |
| 2949 | out.pressureScale); |
| 2950 | |
| 2951 | // Size |
| 2952 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_DEFAULT; |
| 2953 | String8 sizeCalibrationString; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2954 | if (in.tryGetProperty(String8("touch.size.calibration"), sizeCalibrationString)) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2955 | if (sizeCalibrationString == "none") { |
| 2956 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_NONE; |
| 2957 | } else if (sizeCalibrationString == "normalized") { |
| 2958 | out.sizeCalibration = Calibration::SIZE_CALIBRATION_NORMALIZED; |
| 2959 | } else if (sizeCalibrationString != "default") { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2960 | LOGW("Invalid value for touch.size.calibration: '%s'", |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2961 | sizeCalibrationString.string()); |
| 2962 | } |
| 2963 | } |
| 2964 | |
| 2965 | // Orientation |
| 2966 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_DEFAULT; |
| 2967 | String8 orientationCalibrationString; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2968 | if (in.tryGetProperty(String8("touch.orientation.calibration"), orientationCalibrationString)) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2969 | if (orientationCalibrationString == "none") { |
| 2970 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_NONE; |
| 2971 | } else if (orientationCalibrationString == "interpolated") { |
| 2972 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_INTERPOLATED; |
Jeff Brown | 517bb4c | 2011-01-14 19:09:23 -0800 | [diff] [blame] | 2973 | } else if (orientationCalibrationString == "vector") { |
| 2974 | out.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_VECTOR; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2975 | } else if (orientationCalibrationString != "default") { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 2976 | LOGW("Invalid value for touch.orientation.calibration: '%s'", |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2977 | orientationCalibrationString.string()); |
| 2978 | } |
| 2979 | } |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 2980 | |
| 2981 | // Distance |
| 2982 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_DEFAULT; |
| 2983 | String8 distanceCalibrationString; |
| 2984 | if (in.tryGetProperty(String8("touch.distance.calibration"), distanceCalibrationString)) { |
| 2985 | if (distanceCalibrationString == "none") { |
| 2986 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_NONE; |
| 2987 | } else if (distanceCalibrationString == "scaled") { |
| 2988 | out.distanceCalibration = Calibration::DISTANCE_CALIBRATION_SCALED; |
| 2989 | } else if (distanceCalibrationString != "default") { |
| 2990 | LOGW("Invalid value for touch.distance.calibration: '%s'", |
| 2991 | distanceCalibrationString.string()); |
| 2992 | } |
| 2993 | } |
| 2994 | |
| 2995 | out.haveDistanceScale = in.tryGetProperty(String8("touch.distance.scale"), |
| 2996 | out.distanceScale); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 2997 | } |
| 2998 | |
| 2999 | void TouchInputMapper::resolveCalibration() { |
| 3000 | // Pressure |
| 3001 | switch (mCalibration.pressureSource) { |
| 3002 | case Calibration::PRESSURE_SOURCE_DEFAULT: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3003 | if (mRawPointerAxes.pressure.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3004 | mCalibration.pressureSource = Calibration::PRESSURE_SOURCE_PRESSURE; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3005 | } else if (mRawPointerAxes.touchMajor.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3006 | mCalibration.pressureSource = Calibration::PRESSURE_SOURCE_TOUCH; |
| 3007 | } |
| 3008 | break; |
| 3009 | |
| 3010 | case Calibration::PRESSURE_SOURCE_PRESSURE: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3011 | if (! mRawPointerAxes.pressure.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3012 | LOGW("Calibration property touch.pressure.source is 'pressure' but " |
| 3013 | "the pressure axis is not available."); |
| 3014 | } |
| 3015 | break; |
| 3016 | |
| 3017 | case Calibration::PRESSURE_SOURCE_TOUCH: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3018 | if (! mRawPointerAxes.touchMajor.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3019 | LOGW("Calibration property touch.pressure.source is 'touch' but " |
| 3020 | "the touchMajor axis is not available."); |
| 3021 | } |
| 3022 | break; |
| 3023 | |
| 3024 | default: |
| 3025 | break; |
| 3026 | } |
| 3027 | |
| 3028 | switch (mCalibration.pressureCalibration) { |
| 3029 | case Calibration::PRESSURE_CALIBRATION_DEFAULT: |
| 3030 | if (mCalibration.pressureSource != Calibration::PRESSURE_SOURCE_DEFAULT) { |
| 3031 | mCalibration.pressureCalibration = Calibration::PRESSURE_CALIBRATION_AMPLITUDE; |
| 3032 | } else { |
| 3033 | mCalibration.pressureCalibration = Calibration::PRESSURE_CALIBRATION_NONE; |
| 3034 | } |
| 3035 | break; |
| 3036 | |
| 3037 | default: |
| 3038 | break; |
| 3039 | } |
| 3040 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3041 | // Tool Size |
| 3042 | switch (mCalibration.toolSizeCalibration) { |
| 3043 | case Calibration::TOOL_SIZE_CALIBRATION_DEFAULT: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3044 | if (mRawPointerAxes.toolMajor.valid) { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3045 | mCalibration.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_LINEAR; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3046 | } else { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3047 | mCalibration.toolSizeCalibration = Calibration::TOOL_SIZE_CALIBRATION_NONE; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3048 | } |
| 3049 | break; |
| 3050 | |
| 3051 | default: |
| 3052 | break; |
| 3053 | } |
| 3054 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3055 | // Touch Size |
| 3056 | switch (mCalibration.touchSizeCalibration) { |
| 3057 | case Calibration::TOUCH_SIZE_CALIBRATION_DEFAULT: |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3058 | if (mCalibration.pressureCalibration != Calibration::PRESSURE_CALIBRATION_NONE |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3059 | && mCalibration.toolSizeCalibration != Calibration::TOOL_SIZE_CALIBRATION_NONE) { |
| 3060 | mCalibration.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_PRESSURE; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3061 | } else { |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3062 | mCalibration.touchSizeCalibration = Calibration::TOUCH_SIZE_CALIBRATION_NONE; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3063 | } |
| 3064 | break; |
| 3065 | |
| 3066 | default: |
| 3067 | break; |
| 3068 | } |
| 3069 | |
| 3070 | // Size |
| 3071 | switch (mCalibration.sizeCalibration) { |
| 3072 | case Calibration::SIZE_CALIBRATION_DEFAULT: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3073 | if (mRawPointerAxes.toolMajor.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3074 | mCalibration.sizeCalibration = Calibration::SIZE_CALIBRATION_NORMALIZED; |
| 3075 | } else { |
| 3076 | mCalibration.sizeCalibration = Calibration::SIZE_CALIBRATION_NONE; |
| 3077 | } |
| 3078 | break; |
| 3079 | |
| 3080 | default: |
| 3081 | break; |
| 3082 | } |
| 3083 | |
| 3084 | // Orientation |
| 3085 | switch (mCalibration.orientationCalibration) { |
| 3086 | case Calibration::ORIENTATION_CALIBRATION_DEFAULT: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3087 | if (mRawPointerAxes.orientation.valid) { |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3088 | mCalibration.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_INTERPOLATED; |
| 3089 | } else { |
| 3090 | mCalibration.orientationCalibration = Calibration::ORIENTATION_CALIBRATION_NONE; |
| 3091 | } |
| 3092 | break; |
| 3093 | |
| 3094 | default: |
| 3095 | break; |
| 3096 | } |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 3097 | |
| 3098 | // Distance |
| 3099 | switch (mCalibration.distanceCalibration) { |
| 3100 | case Calibration::DISTANCE_CALIBRATION_DEFAULT: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3101 | if (mRawPointerAxes.distance.valid) { |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 3102 | mCalibration.distanceCalibration = Calibration::DISTANCE_CALIBRATION_SCALED; |
| 3103 | } else { |
| 3104 | mCalibration.distanceCalibration = Calibration::DISTANCE_CALIBRATION_NONE; |
| 3105 | } |
| 3106 | break; |
| 3107 | |
| 3108 | default: |
| 3109 | break; |
| 3110 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3111 | } |
| 3112 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3113 | void TouchInputMapper::dumpCalibration(String8& dump) { |
| 3114 | dump.append(INDENT3 "Calibration:\n"); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 3115 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3116 | // Touch Size |
| 3117 | switch (mCalibration.touchSizeCalibration) { |
| 3118 | case Calibration::TOUCH_SIZE_CALIBRATION_NONE: |
| 3119 | dump.append(INDENT4 "touch.touchSize.calibration: none\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3120 | break; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3121 | case Calibration::TOUCH_SIZE_CALIBRATION_GEOMETRIC: |
| 3122 | dump.append(INDENT4 "touch.touchSize.calibration: geometric\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3123 | break; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3124 | case Calibration::TOUCH_SIZE_CALIBRATION_PRESSURE: |
| 3125 | dump.append(INDENT4 "touch.touchSize.calibration: pressure\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3126 | break; |
| 3127 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3128 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3129 | } |
| 3130 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3131 | // Tool Size |
| 3132 | switch (mCalibration.toolSizeCalibration) { |
| 3133 | case Calibration::TOOL_SIZE_CALIBRATION_NONE: |
| 3134 | dump.append(INDENT4 "touch.toolSize.calibration: none\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3135 | break; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3136 | case Calibration::TOOL_SIZE_CALIBRATION_GEOMETRIC: |
| 3137 | dump.append(INDENT4 "touch.toolSize.calibration: geometric\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3138 | break; |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3139 | case Calibration::TOOL_SIZE_CALIBRATION_LINEAR: |
| 3140 | dump.append(INDENT4 "touch.toolSize.calibration: linear\n"); |
| 3141 | break; |
| 3142 | case Calibration::TOOL_SIZE_CALIBRATION_AREA: |
| 3143 | dump.append(INDENT4 "touch.toolSize.calibration: area\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3144 | break; |
| 3145 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3146 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3147 | } |
| 3148 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3149 | if (mCalibration.haveToolSizeLinearScale) { |
| 3150 | dump.appendFormat(INDENT4 "touch.toolSize.linearScale: %0.3f\n", |
| 3151 | mCalibration.toolSizeLinearScale); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3152 | } |
| 3153 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3154 | if (mCalibration.haveToolSizeLinearBias) { |
| 3155 | dump.appendFormat(INDENT4 "touch.toolSize.linearBias: %0.3f\n", |
| 3156 | mCalibration.toolSizeLinearBias); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3157 | } |
| 3158 | |
Jeff Brown | c6d282b | 2010-10-14 21:42:15 -0700 | [diff] [blame] | 3159 | if (mCalibration.haveToolSizeAreaScale) { |
| 3160 | dump.appendFormat(INDENT4 "touch.toolSize.areaScale: %0.3f\n", |
| 3161 | mCalibration.toolSizeAreaScale); |
| 3162 | } |
| 3163 | |
| 3164 | if (mCalibration.haveToolSizeAreaBias) { |
| 3165 | dump.appendFormat(INDENT4 "touch.toolSize.areaBias: %0.3f\n", |
| 3166 | mCalibration.toolSizeAreaBias); |
| 3167 | } |
| 3168 | |
| 3169 | if (mCalibration.haveToolSizeIsSummed) { |
Jeff Brown | 1f24510 | 2010-11-18 20:53:46 -0800 | [diff] [blame] | 3170 | dump.appendFormat(INDENT4 "touch.toolSize.isSummed: %s\n", |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 3171 | toString(mCalibration.toolSizeIsSummed)); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3172 | } |
| 3173 | |
| 3174 | // Pressure |
| 3175 | switch (mCalibration.pressureCalibration) { |
| 3176 | case Calibration::PRESSURE_CALIBRATION_NONE: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3177 | dump.append(INDENT4 "touch.pressure.calibration: none\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3178 | break; |
| 3179 | case Calibration::PRESSURE_CALIBRATION_PHYSICAL: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3180 | dump.append(INDENT4 "touch.pressure.calibration: physical\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3181 | break; |
| 3182 | case Calibration::PRESSURE_CALIBRATION_AMPLITUDE: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3183 | dump.append(INDENT4 "touch.pressure.calibration: amplitude\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3184 | break; |
| 3185 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3186 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3187 | } |
| 3188 | |
| 3189 | switch (mCalibration.pressureSource) { |
| 3190 | case Calibration::PRESSURE_SOURCE_PRESSURE: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3191 | dump.append(INDENT4 "touch.pressure.source: pressure\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3192 | break; |
| 3193 | case Calibration::PRESSURE_SOURCE_TOUCH: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3194 | dump.append(INDENT4 "touch.pressure.source: touch\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3195 | break; |
| 3196 | case Calibration::PRESSURE_SOURCE_DEFAULT: |
| 3197 | break; |
| 3198 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3199 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3200 | } |
| 3201 | |
| 3202 | if (mCalibration.havePressureScale) { |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3203 | dump.appendFormat(INDENT4 "touch.pressure.scale: %0.3f\n", |
| 3204 | mCalibration.pressureScale); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3205 | } |
| 3206 | |
| 3207 | // Size |
| 3208 | switch (mCalibration.sizeCalibration) { |
| 3209 | case Calibration::SIZE_CALIBRATION_NONE: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3210 | dump.append(INDENT4 "touch.size.calibration: none\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3211 | break; |
| 3212 | case Calibration::SIZE_CALIBRATION_NORMALIZED: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3213 | dump.append(INDENT4 "touch.size.calibration: normalized\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3214 | break; |
| 3215 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3216 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3217 | } |
| 3218 | |
| 3219 | // Orientation |
| 3220 | switch (mCalibration.orientationCalibration) { |
| 3221 | case Calibration::ORIENTATION_CALIBRATION_NONE: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3222 | dump.append(INDENT4 "touch.orientation.calibration: none\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3223 | break; |
| 3224 | case Calibration::ORIENTATION_CALIBRATION_INTERPOLATED: |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 3225 | dump.append(INDENT4 "touch.orientation.calibration: interpolated\n"); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3226 | break; |
Jeff Brown | 517bb4c | 2011-01-14 19:09:23 -0800 | [diff] [blame] | 3227 | case Calibration::ORIENTATION_CALIBRATION_VECTOR: |
| 3228 | dump.append(INDENT4 "touch.orientation.calibration: vector\n"); |
| 3229 | break; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3230 | default: |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3231 | LOG_ASSERT(false); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3232 | } |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 3233 | |
| 3234 | // Distance |
| 3235 | switch (mCalibration.distanceCalibration) { |
| 3236 | case Calibration::DISTANCE_CALIBRATION_NONE: |
| 3237 | dump.append(INDENT4 "touch.distance.calibration: none\n"); |
| 3238 | break; |
| 3239 | case Calibration::DISTANCE_CALIBRATION_SCALED: |
| 3240 | dump.append(INDENT4 "touch.distance.calibration: scaled\n"); |
| 3241 | break; |
| 3242 | default: |
| 3243 | LOG_ASSERT(false); |
| 3244 | } |
| 3245 | |
| 3246 | if (mCalibration.haveDistanceScale) { |
| 3247 | dump.appendFormat(INDENT4 "touch.distance.scale: %0.3f\n", |
| 3248 | mCalibration.distanceScale); |
| 3249 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 3250 | } |
| 3251 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3252 | void TouchInputMapper::reset() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3253 | // Synthesize touch up event. |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3254 | // This will also take care of finishing virtual key processing if needed. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3255 | nsecs_t when = systemTime(SYSTEM_TIME_MONOTONIC); |
| 3256 | mCurrentRawPointerData.clear(); |
| 3257 | mCurrentButtonState = 0; |
| 3258 | syncTouch(when, true); |
| 3259 | |
| 3260 | initialize(); |
| 3261 | |
| 3262 | if (mPointerController != NULL |
| 3263 | && mParameters.gestureMode == Parameters::GESTURE_MODE_SPOTS) { |
| 3264 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 3265 | mPointerController->clearSpots(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3266 | } |
| 3267 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 3268 | InputMapper::reset(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3269 | } |
| 3270 | |
| 3271 | void TouchInputMapper::syncTouch(nsecs_t when, bool havePointerIds) { |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 3272 | #if DEBUG_RAW_EVENTS |
| 3273 | if (!havePointerIds) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3274 | LOGD("syncTouch: pointerCount %d -> %d, no pointer ids", |
| 3275 | mLastRawPointerData.pointerCount, |
| 3276 | mCurrentRawPointerData.pointerCount); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 3277 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3278 | LOGD("syncTouch: pointerCount %d -> %d, touching ids 0x%08x -> 0x%08x, " |
| 3279 | "hovering ids 0x%08x -> 0x%08x", |
| 3280 | mLastRawPointerData.pointerCount, |
| 3281 | mCurrentRawPointerData.pointerCount, |
| 3282 | mLastRawPointerData.touchingIdBits.value, |
| 3283 | mCurrentRawPointerData.touchingIdBits.value, |
| 3284 | mLastRawPointerData.hoveringIdBits.value, |
| 3285 | mCurrentRawPointerData.hoveringIdBits.value); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 3286 | } |
| 3287 | #endif |
| 3288 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3289 | // Configure the surface now, if possible. |
| 3290 | if (!configureSurface()) { |
| 3291 | mLastRawPointerData.clear(); |
| 3292 | mLastCookedPointerData.clear(); |
| 3293 | mLastButtonState = 0; |
| 3294 | return; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3295 | } |
| 3296 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3297 | // Preprocess pointer data. |
| 3298 | if (!havePointerIds) { |
| 3299 | assignPointerIds(); |
| 3300 | } |
| 3301 | |
| 3302 | // Handle policy on initial down or hover events. |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 3303 | uint32_t policyFlags = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3304 | if (mLastRawPointerData.pointerCount == 0 && mCurrentRawPointerData.pointerCount != 0) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 3305 | if (mParameters.deviceType == Parameters::DEVICE_TYPE_TOUCH_SCREEN) { |
| 3306 | // If this is a touch screen, hide the pointer on an initial down. |
| 3307 | getContext()->fadePointer(); |
| 3308 | } |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 3309 | |
| 3310 | // Initial downs on external touch devices should wake the device. |
| 3311 | // We don't do this for internal touch screens to prevent them from waking |
| 3312 | // up in your pocket. |
| 3313 | // TODO: Use the input device configuration to control this behavior more finely. |
| 3314 | if (getDevice()->isExternal()) { |
| 3315 | policyFlags |= POLICY_FLAG_WAKE_DROPPED; |
| 3316 | } |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 3317 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3318 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3319 | // Synthesize key down from raw buttons if needed. |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3320 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mTouchSource, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3321 | policyFlags, mLastButtonState, mCurrentButtonState); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3322 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3323 | if (consumeRawTouches(when, policyFlags)) { |
| 3324 | mCurrentRawPointerData.clear(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3325 | } |
| 3326 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3327 | if (mPointerController != NULL && mConfig.pointerGesturesEnabled) { |
| 3328 | dispatchPointerGestures(when, policyFlags, false /*isTimeout*/); |
| 3329 | } |
| 3330 | |
| 3331 | cookPointerData(); |
| 3332 | dispatchHoverExit(when, policyFlags); |
| 3333 | dispatchTouches(when, policyFlags); |
| 3334 | dispatchHoverEnterAndMove(when, policyFlags); |
| 3335 | |
| 3336 | // Synthesize key up from raw buttons if needed. |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3337 | synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mTouchSource, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3338 | policyFlags, mLastButtonState, mCurrentButtonState); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3339 | |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 3340 | // Copy current touch to last touch in preparation for the next cycle. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3341 | mLastRawPointerData.copyFrom(mCurrentRawPointerData); |
| 3342 | mLastCookedPointerData.copyFrom(mCurrentCookedPointerData); |
| 3343 | mLastButtonState = mCurrentButtonState; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3344 | } |
| 3345 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 3346 | void TouchInputMapper::timeoutExpired(nsecs_t when) { |
| 3347 | if (mPointerController != NULL) { |
| 3348 | dispatchPointerGestures(when, 0 /*policyFlags*/, true /*isTimeout*/); |
| 3349 | } |
| 3350 | } |
| 3351 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3352 | bool TouchInputMapper::consumeRawTouches(nsecs_t when, uint32_t policyFlags) { |
| 3353 | // Check for release of a virtual key. |
| 3354 | if (mCurrentVirtualKey.down) { |
| 3355 | if (mCurrentRawPointerData.touchingIdBits.isEmpty()) { |
| 3356 | // Pointer went up while virtual key was down. |
| 3357 | mCurrentVirtualKey.down = false; |
| 3358 | if (!mCurrentVirtualKey.ignored) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3359 | #if DEBUG_VIRTUAL_KEYS |
| 3360 | LOGD("VirtualKeys: Generating key up: keyCode=%d, scanCode=%d", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3361 | mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3362 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3363 | dispatchVirtualKey(when, policyFlags, |
| 3364 | AKEY_EVENT_ACTION_UP, |
| 3365 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3366 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3367 | return true; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3368 | } |
| 3369 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3370 | if (mCurrentRawPointerData.touchingIdBits.count() == 1) { |
| 3371 | uint32_t id = mCurrentRawPointerData.touchingIdBits.firstMarkedBit(); |
| 3372 | const RawPointerData::Pointer& pointer = mCurrentRawPointerData.pointerForId(id); |
| 3373 | const VirtualKey* virtualKey = findVirtualKeyHit(pointer.x, pointer.y); |
| 3374 | if (virtualKey && virtualKey->keyCode == mCurrentVirtualKey.keyCode) { |
| 3375 | // Pointer is still within the space of the virtual key. |
| 3376 | return true; |
| 3377 | } |
| 3378 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3379 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3380 | // Pointer left virtual key area or another pointer also went down. |
| 3381 | // Send key cancellation but do not consume the touch yet. |
| 3382 | // This is useful when the user swipes through from the virtual key area |
| 3383 | // into the main display surface. |
| 3384 | mCurrentVirtualKey.down = false; |
| 3385 | if (!mCurrentVirtualKey.ignored) { |
| 3386 | #if DEBUG_VIRTUAL_KEYS |
| 3387 | LOGD("VirtualKeys: Canceling key: keyCode=%d, scanCode=%d", |
| 3388 | mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode); |
| 3389 | #endif |
| 3390 | dispatchVirtualKey(when, policyFlags, |
| 3391 | AKEY_EVENT_ACTION_UP, |
| 3392 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY |
| 3393 | | AKEY_EVENT_FLAG_CANCELED); |
| 3394 | } |
| 3395 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3396 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3397 | if (mLastRawPointerData.touchingIdBits.isEmpty() |
| 3398 | && !mCurrentRawPointerData.touchingIdBits.isEmpty()) { |
| 3399 | // Pointer just went down. Check for virtual key press or off-screen touches. |
| 3400 | uint32_t id = mCurrentRawPointerData.touchingIdBits.firstMarkedBit(); |
| 3401 | const RawPointerData::Pointer& pointer = mCurrentRawPointerData.pointerForId(id); |
| 3402 | if (!isPointInsideSurface(pointer.x, pointer.y)) { |
| 3403 | // If exactly one pointer went down, check for virtual key hit. |
| 3404 | // Otherwise we will drop the entire stroke. |
| 3405 | if (mCurrentRawPointerData.touchingIdBits.count() == 1) { |
| 3406 | const VirtualKey* virtualKey = findVirtualKeyHit(pointer.x, pointer.y); |
| 3407 | if (virtualKey) { |
| 3408 | mCurrentVirtualKey.down = true; |
| 3409 | mCurrentVirtualKey.downTime = when; |
| 3410 | mCurrentVirtualKey.keyCode = virtualKey->keyCode; |
| 3411 | mCurrentVirtualKey.scanCode = virtualKey->scanCode; |
| 3412 | mCurrentVirtualKey.ignored = mContext->shouldDropVirtualKey( |
| 3413 | when, getDevice(), virtualKey->keyCode, virtualKey->scanCode); |
| 3414 | |
| 3415 | if (!mCurrentVirtualKey.ignored) { |
| 3416 | #if DEBUG_VIRTUAL_KEYS |
| 3417 | LOGD("VirtualKeys: Generating key down: keyCode=%d, scanCode=%d", |
| 3418 | mCurrentVirtualKey.keyCode, |
| 3419 | mCurrentVirtualKey.scanCode); |
| 3420 | #endif |
| 3421 | dispatchVirtualKey(when, policyFlags, |
| 3422 | AKEY_EVENT_ACTION_DOWN, |
| 3423 | AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY); |
| 3424 | } |
| 3425 | } |
| 3426 | } |
| 3427 | return true; |
| 3428 | } |
| 3429 | } |
| 3430 | |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 3431 | // Disable all virtual key touches that happen within a short time interval of the |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3432 | // most recent touch within the screen area. The idea is to filter out stray |
| 3433 | // virtual key presses when interacting with the touch screen. |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 3434 | // |
| 3435 | // Problems we're trying to solve: |
| 3436 | // |
| 3437 | // 1. While scrolling a list or dragging the window shade, the user swipes down into a |
| 3438 | // virtual key area that is implemented by a separate touch panel and accidentally |
| 3439 | // triggers a virtual key. |
| 3440 | // |
| 3441 | // 2. While typing in the on screen keyboard, the user taps slightly outside the screen |
| 3442 | // area and accidentally triggers a virtual key. This often happens when virtual keys |
| 3443 | // are layed out below the screen near to where the on screen keyboard's space bar |
| 3444 | // is displayed. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3445 | if (mConfig.virtualKeyQuietTime > 0 && !mCurrentRawPointerData.touchingIdBits.isEmpty()) { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 3446 | mContext->disableVirtualKeysUntil(when + mConfig.virtualKeyQuietTime); |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 3447 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3448 | return false; |
| 3449 | } |
| 3450 | |
| 3451 | void TouchInputMapper::dispatchVirtualKey(nsecs_t when, uint32_t policyFlags, |
| 3452 | int32_t keyEventAction, int32_t keyEventFlags) { |
| 3453 | int32_t keyCode = mCurrentVirtualKey.keyCode; |
| 3454 | int32_t scanCode = mCurrentVirtualKey.scanCode; |
| 3455 | nsecs_t downTime = mCurrentVirtualKey.downTime; |
| 3456 | int32_t metaState = mContext->getGlobalMetaState(); |
| 3457 | policyFlags |= POLICY_FLAG_VIRTUAL; |
| 3458 | |
| 3459 | NotifyKeyArgs args(when, getDeviceId(), AINPUT_SOURCE_KEYBOARD, policyFlags, |
| 3460 | keyEventAction, keyEventFlags, keyCode, scanCode, metaState, downTime); |
| 3461 | getListener()->notifyKey(&args); |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 3462 | } |
| 3463 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3464 | void TouchInputMapper::dispatchTouches(nsecs_t when, uint32_t policyFlags) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3465 | BitSet32 currentIdBits = mCurrentCookedPointerData.touchingIdBits; |
| 3466 | BitSet32 lastIdBits = mLastCookedPointerData.touchingIdBits; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3467 | int32_t metaState = getContext()->getGlobalMetaState(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3468 | int32_t buttonState = mCurrentButtonState; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3469 | |
| 3470 | if (currentIdBits == lastIdBits) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3471 | if (!currentIdBits.isEmpty()) { |
| 3472 | // No pointer id changes so this is a move event. |
| 3473 | // The listener takes care of batching moves so we don't have to deal with that here. |
| 3474 | dispatchMotion(when, policyFlags, mTouchSource, |
| 3475 | AMOTION_EVENT_ACTION_MOVE, 0, metaState, buttonState, |
| 3476 | AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3477 | mCurrentCookedPointerData.pointerProperties, |
| 3478 | mCurrentCookedPointerData.pointerCoords, |
| 3479 | mCurrentCookedPointerData.idToIndex, |
| 3480 | currentIdBits, -1, |
| 3481 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 3482 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3483 | } else { |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3484 | // There may be pointers going up and pointers going down and pointers moving |
| 3485 | // all at the same time. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3486 | BitSet32 upIdBits(lastIdBits.value & ~currentIdBits.value); |
| 3487 | BitSet32 downIdBits(currentIdBits.value & ~lastIdBits.value); |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3488 | BitSet32 moveIdBits(lastIdBits.value & currentIdBits.value); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3489 | BitSet32 dispatchedIdBits(lastIdBits.value); |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3490 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3491 | // Update last coordinates of pointers that have moved so that we observe the new |
| 3492 | // pointer positions at the same time as other pointers that have just gone up. |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3493 | bool moveNeeded = updateMovedPointers( |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3494 | mCurrentCookedPointerData.pointerProperties, |
| 3495 | mCurrentCookedPointerData.pointerCoords, |
| 3496 | mCurrentCookedPointerData.idToIndex, |
| 3497 | mLastCookedPointerData.pointerProperties, |
| 3498 | mLastCookedPointerData.pointerCoords, |
| 3499 | mLastCookedPointerData.idToIndex, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3500 | moveIdBits); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3501 | if (buttonState != mLastButtonState) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3502 | moveNeeded = true; |
| 3503 | } |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3504 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3505 | // Dispatch pointer up events. |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3506 | while (!upIdBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3507 | uint32_t upId = upIdBits.clearFirstMarkedBit(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3508 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3509 | dispatchMotion(when, policyFlags, mTouchSource, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3510 | AMOTION_EVENT_ACTION_POINTER_UP, 0, metaState, buttonState, 0, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3511 | mLastCookedPointerData.pointerProperties, |
| 3512 | mLastCookedPointerData.pointerCoords, |
| 3513 | mLastCookedPointerData.idToIndex, |
| 3514 | dispatchedIdBits, upId, |
| 3515 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3516 | dispatchedIdBits.clearBit(upId); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3517 | } |
| 3518 | |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3519 | // Dispatch move events if any of the remaining pointers moved from their old locations. |
| 3520 | // Although applications receive new locations as part of individual pointer up |
| 3521 | // events, they do not generally handle them except when presented in a move event. |
| 3522 | if (moveNeeded) { |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 3523 | LOG_ASSERT(moveIdBits.value == dispatchedIdBits.value); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3524 | dispatchMotion(when, policyFlags, mTouchSource, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3525 | AMOTION_EVENT_ACTION_MOVE, 0, metaState, buttonState, 0, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3526 | mCurrentCookedPointerData.pointerProperties, |
| 3527 | mCurrentCookedPointerData.pointerCoords, |
| 3528 | mCurrentCookedPointerData.idToIndex, |
| 3529 | dispatchedIdBits, -1, |
| 3530 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 3531 | } |
| 3532 | |
| 3533 | // Dispatch pointer down events using the new pointer locations. |
| 3534 | while (!downIdBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3535 | uint32_t downId = downIdBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3536 | dispatchedIdBits.markBit(downId); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3537 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3538 | if (dispatchedIdBits.count() == 1) { |
| 3539 | // First pointer is going down. Set down time. |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 3540 | mDownTime = when; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 3541 | } |
| 3542 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3543 | dispatchMotion(when, policyFlags, mTouchSource, |
Jeff Brown | a611137 | 2011-07-14 21:48:23 -0700 | [diff] [blame] | 3544 | AMOTION_EVENT_ACTION_POINTER_DOWN, 0, metaState, buttonState, 0, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3545 | mCurrentCookedPointerData.pointerProperties, |
| 3546 | mCurrentCookedPointerData.pointerCoords, |
| 3547 | mCurrentCookedPointerData.idToIndex, |
| 3548 | dispatchedIdBits, downId, |
| 3549 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3550 | } |
| 3551 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3552 | } |
| 3553 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3554 | void TouchInputMapper::dispatchHoverExit(nsecs_t when, uint32_t policyFlags) { |
| 3555 | if (mSentHoverEnter && |
| 3556 | (mCurrentCookedPointerData.hoveringIdBits.isEmpty() |
| 3557 | || !mCurrentCookedPointerData.touchingIdBits.isEmpty())) { |
| 3558 | int32_t metaState = getContext()->getGlobalMetaState(); |
| 3559 | dispatchMotion(when, policyFlags, mTouchSource, |
| 3560 | AMOTION_EVENT_ACTION_HOVER_EXIT, 0, metaState, mLastButtonState, 0, |
| 3561 | mLastCookedPointerData.pointerProperties, |
| 3562 | mLastCookedPointerData.pointerCoords, |
| 3563 | mLastCookedPointerData.idToIndex, |
| 3564 | mLastCookedPointerData.hoveringIdBits, -1, |
| 3565 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 3566 | mSentHoverEnter = false; |
| 3567 | } |
| 3568 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3569 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3570 | void TouchInputMapper::dispatchHoverEnterAndMove(nsecs_t when, uint32_t policyFlags) { |
| 3571 | if (mCurrentCookedPointerData.touchingIdBits.isEmpty() |
| 3572 | && !mCurrentCookedPointerData.hoveringIdBits.isEmpty()) { |
| 3573 | int32_t metaState = getContext()->getGlobalMetaState(); |
| 3574 | if (!mSentHoverEnter) { |
| 3575 | dispatchMotion(when, policyFlags, mTouchSource, |
| 3576 | AMOTION_EVENT_ACTION_HOVER_ENTER, 0, metaState, mCurrentButtonState, 0, |
| 3577 | mCurrentCookedPointerData.pointerProperties, |
| 3578 | mCurrentCookedPointerData.pointerCoords, |
| 3579 | mCurrentCookedPointerData.idToIndex, |
| 3580 | mCurrentCookedPointerData.hoveringIdBits, -1, |
| 3581 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 3582 | mSentHoverEnter = true; |
| 3583 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3584 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3585 | dispatchMotion(when, policyFlags, mTouchSource, |
| 3586 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, metaState, mCurrentButtonState, 0, |
| 3587 | mCurrentCookedPointerData.pointerProperties, |
| 3588 | mCurrentCookedPointerData.pointerCoords, |
| 3589 | mCurrentCookedPointerData.idToIndex, |
| 3590 | mCurrentCookedPointerData.hoveringIdBits, -1, |
| 3591 | mOrientedXPrecision, mOrientedYPrecision, mDownTime); |
| 3592 | } |
| 3593 | } |
| 3594 | |
| 3595 | void TouchInputMapper::cookPointerData() { |
| 3596 | uint32_t currentPointerCount = mCurrentRawPointerData.pointerCount; |
| 3597 | |
| 3598 | mCurrentCookedPointerData.clear(); |
| 3599 | mCurrentCookedPointerData.pointerCount = currentPointerCount; |
| 3600 | mCurrentCookedPointerData.hoveringIdBits = mCurrentRawPointerData.hoveringIdBits; |
| 3601 | mCurrentCookedPointerData.touchingIdBits = mCurrentRawPointerData.touchingIdBits; |
| 3602 | |
| 3603 | // Walk through the the active pointers and map device coordinates onto |
| 3604 | // surface coordinates and adjust for display orientation. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3605 | for (uint32_t i = 0; i < currentPointerCount; i++) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3606 | const RawPointerData::Pointer& in = mCurrentRawPointerData.pointers[i]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3607 | |
| 3608 | // ToolMajor and ToolMinor |
| 3609 | float toolMajor, toolMinor; |
| 3610 | switch (mCalibration.toolSizeCalibration) { |
| 3611 | case Calibration::TOOL_SIZE_CALIBRATION_GEOMETRIC: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3612 | toolMajor = in.toolMajor * mGeometricScale; |
| 3613 | if (mRawPointerAxes.toolMinor.valid) { |
| 3614 | toolMinor = in.toolMinor * mGeometricScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3615 | } else { |
| 3616 | toolMinor = toolMajor; |
| 3617 | } |
| 3618 | break; |
| 3619 | case Calibration::TOOL_SIZE_CALIBRATION_LINEAR: |
| 3620 | toolMajor = in.toolMajor != 0 |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3621 | ? in.toolMajor * mToolSizeLinearScale + mToolSizeLinearBias |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3622 | : 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3623 | if (mRawPointerAxes.toolMinor.valid) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3624 | toolMinor = in.toolMinor != 0 |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3625 | ? in.toolMinor * mToolSizeLinearScale |
| 3626 | + mToolSizeLinearBias |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3627 | : 0; |
| 3628 | } else { |
| 3629 | toolMinor = toolMajor; |
| 3630 | } |
| 3631 | break; |
| 3632 | case Calibration::TOOL_SIZE_CALIBRATION_AREA: |
| 3633 | if (in.toolMajor != 0) { |
| 3634 | float diameter = sqrtf(in.toolMajor |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3635 | * mToolSizeAreaScale + mToolSizeAreaBias); |
| 3636 | toolMajor = diameter * mToolSizeLinearScale + mToolSizeLinearBias; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3637 | } else { |
| 3638 | toolMajor = 0; |
| 3639 | } |
| 3640 | toolMinor = toolMajor; |
| 3641 | break; |
| 3642 | default: |
| 3643 | toolMajor = 0; |
| 3644 | toolMinor = 0; |
| 3645 | break; |
| 3646 | } |
| 3647 | |
| 3648 | if (mCalibration.haveToolSizeIsSummed && mCalibration.toolSizeIsSummed) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3649 | uint32_t touchingCount = mCurrentRawPointerData.touchingIdBits.count(); |
| 3650 | toolMajor /= touchingCount; |
| 3651 | toolMinor /= touchingCount; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3652 | } |
| 3653 | |
| 3654 | // Pressure |
| 3655 | float rawPressure; |
| 3656 | switch (mCalibration.pressureSource) { |
| 3657 | case Calibration::PRESSURE_SOURCE_PRESSURE: |
| 3658 | rawPressure = in.pressure; |
| 3659 | break; |
| 3660 | case Calibration::PRESSURE_SOURCE_TOUCH: |
| 3661 | rawPressure = in.touchMajor; |
| 3662 | break; |
| 3663 | default: |
| 3664 | rawPressure = 0; |
| 3665 | } |
| 3666 | |
| 3667 | float pressure; |
| 3668 | switch (mCalibration.pressureCalibration) { |
| 3669 | case Calibration::PRESSURE_CALIBRATION_PHYSICAL: |
| 3670 | case Calibration::PRESSURE_CALIBRATION_AMPLITUDE: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3671 | pressure = rawPressure * mPressureScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3672 | break; |
| 3673 | default: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3674 | pressure = in.isHovering ? 0 : 1; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3675 | break; |
| 3676 | } |
| 3677 | |
| 3678 | // TouchMajor and TouchMinor |
| 3679 | float touchMajor, touchMinor; |
| 3680 | switch (mCalibration.touchSizeCalibration) { |
| 3681 | case Calibration::TOUCH_SIZE_CALIBRATION_GEOMETRIC: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3682 | touchMajor = in.touchMajor * mGeometricScale; |
| 3683 | if (mRawPointerAxes.touchMinor.valid) { |
| 3684 | touchMinor = in.touchMinor * mGeometricScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3685 | } else { |
| 3686 | touchMinor = touchMajor; |
| 3687 | } |
| 3688 | break; |
| 3689 | case Calibration::TOUCH_SIZE_CALIBRATION_PRESSURE: |
| 3690 | touchMajor = toolMajor * pressure; |
| 3691 | touchMinor = toolMinor * pressure; |
| 3692 | break; |
| 3693 | default: |
| 3694 | touchMajor = 0; |
| 3695 | touchMinor = 0; |
| 3696 | break; |
| 3697 | } |
| 3698 | |
| 3699 | if (touchMajor > toolMajor) { |
| 3700 | touchMajor = toolMajor; |
| 3701 | } |
| 3702 | if (touchMinor > toolMinor) { |
| 3703 | touchMinor = toolMinor; |
| 3704 | } |
| 3705 | |
| 3706 | // Size |
| 3707 | float size; |
| 3708 | switch (mCalibration.sizeCalibration) { |
| 3709 | case Calibration::SIZE_CALIBRATION_NORMALIZED: { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3710 | float rawSize = mRawPointerAxes.toolMinor.valid |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3711 | ? avg(in.toolMajor, in.toolMinor) |
| 3712 | : in.toolMajor; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3713 | size = rawSize * mSizeScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3714 | break; |
| 3715 | } |
| 3716 | default: |
| 3717 | size = 0; |
| 3718 | break; |
| 3719 | } |
| 3720 | |
| 3721 | // Orientation |
| 3722 | float orientation; |
| 3723 | switch (mCalibration.orientationCalibration) { |
| 3724 | case Calibration::ORIENTATION_CALIBRATION_INTERPOLATED: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3725 | orientation = in.orientation * mOrientationScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3726 | break; |
| 3727 | case Calibration::ORIENTATION_CALIBRATION_VECTOR: { |
| 3728 | int32_t c1 = signExtendNybble((in.orientation & 0xf0) >> 4); |
| 3729 | int32_t c2 = signExtendNybble(in.orientation & 0x0f); |
| 3730 | if (c1 != 0 || c2 != 0) { |
| 3731 | orientation = atan2f(c1, c2) * 0.5f; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 3732 | float scale = 1.0f + hypotf(c1, c2) / 16.0f; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3733 | touchMajor *= scale; |
| 3734 | touchMinor /= scale; |
| 3735 | toolMajor *= scale; |
| 3736 | toolMinor /= scale; |
| 3737 | } else { |
| 3738 | orientation = 0; |
| 3739 | } |
| 3740 | break; |
| 3741 | } |
| 3742 | default: |
| 3743 | orientation = 0; |
| 3744 | } |
| 3745 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 3746 | // Distance |
| 3747 | float distance; |
| 3748 | switch (mCalibration.distanceCalibration) { |
| 3749 | case Calibration::DISTANCE_CALIBRATION_SCALED: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3750 | distance = in.distance * mDistanceScale; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 3751 | break; |
| 3752 | default: |
| 3753 | distance = 0; |
| 3754 | } |
| 3755 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3756 | // X and Y |
| 3757 | // Adjust coords for surface orientation. |
| 3758 | float x, y; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3759 | switch (mSurfaceOrientation) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3760 | case DISPLAY_ORIENTATION_90: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3761 | x = float(in.y - mRawPointerAxes.y.minValue) * mYScale; |
| 3762 | y = float(mRawPointerAxes.x.maxValue - in.x) * mXScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3763 | orientation -= M_PI_2; |
| 3764 | if (orientation < - M_PI_2) { |
| 3765 | orientation += M_PI; |
| 3766 | } |
| 3767 | break; |
| 3768 | case DISPLAY_ORIENTATION_180: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3769 | x = float(mRawPointerAxes.x.maxValue - in.x) * mXScale; |
| 3770 | y = float(mRawPointerAxes.y.maxValue - in.y) * mYScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3771 | break; |
| 3772 | case DISPLAY_ORIENTATION_270: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3773 | x = float(mRawPointerAxes.y.maxValue - in.y) * mYScale; |
| 3774 | y = float(in.x - mRawPointerAxes.x.minValue) * mXScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3775 | orientation += M_PI_2; |
| 3776 | if (orientation > M_PI_2) { |
| 3777 | orientation -= M_PI; |
| 3778 | } |
| 3779 | break; |
| 3780 | default: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3781 | x = float(in.x - mRawPointerAxes.x.minValue) * mXScale; |
| 3782 | y = float(in.y - mRawPointerAxes.y.minValue) * mYScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3783 | break; |
| 3784 | } |
| 3785 | |
| 3786 | // Write output coords. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3787 | PointerCoords& out = mCurrentCookedPointerData.pointerCoords[i]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3788 | out.clear(); |
| 3789 | out.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 3790 | out.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 3791 | out.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, pressure); |
| 3792 | out.setAxisValue(AMOTION_EVENT_AXIS_SIZE, size); |
| 3793 | out.setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, touchMajor); |
| 3794 | out.setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, touchMinor); |
| 3795 | out.setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, toolMajor); |
| 3796 | out.setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, toolMinor); |
| 3797 | out.setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, orientation); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3798 | out.setAxisValue(AMOTION_EVENT_AXIS_DISTANCE, distance); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3799 | |
| 3800 | // Write output properties. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3801 | PointerProperties& properties = mCurrentCookedPointerData.pointerProperties[i]; |
| 3802 | uint32_t id = in.id; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3803 | properties.clear(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3804 | properties.id = id; |
| 3805 | properties.toolType = in.toolType; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3806 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3807 | // Write id index. |
| 3808 | mCurrentCookedPointerData.idToIndex[id] = i; |
| 3809 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3810 | } |
| 3811 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 3812 | void TouchInputMapper::dispatchPointerGestures(nsecs_t when, uint32_t policyFlags, |
| 3813 | bool isTimeout) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3814 | // Update current gesture coordinates. |
| 3815 | bool cancelPreviousGesture, finishPreviousGesture; |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 3816 | bool sendEvents = preparePointerGestures(when, |
| 3817 | &cancelPreviousGesture, &finishPreviousGesture, isTimeout); |
| 3818 | if (!sendEvents) { |
| 3819 | return; |
| 3820 | } |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 3821 | if (finishPreviousGesture) { |
| 3822 | cancelPreviousGesture = false; |
| 3823 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3824 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 3825 | // Update the pointer presentation and spots. |
| 3826 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_SPOTS) { |
| 3827 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_SPOT); |
| 3828 | if (finishPreviousGesture || cancelPreviousGesture) { |
| 3829 | mPointerController->clearSpots(); |
| 3830 | } |
Jeff Brown | cb5ffcf | 2011-06-06 20:03:18 -0700 | [diff] [blame] | 3831 | mPointerController->setSpots(mPointerGesture.currentGestureCoords, |
| 3832 | mPointerGesture.currentGestureIdToIndex, |
| 3833 | mPointerGesture.currentGestureIdBits); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 3834 | } else { |
| 3835 | mPointerController->setPresentation(PointerControllerInterface::PRESENTATION_POINTER); |
| 3836 | } |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 3837 | |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 3838 | // Show or hide the pointer if needed. |
| 3839 | switch (mPointerGesture.currentGestureMode) { |
| 3840 | case PointerGesture::NEUTRAL: |
| 3841 | case PointerGesture::QUIET: |
| 3842 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_SPOTS |
| 3843 | && (mPointerGesture.lastGestureMode == PointerGesture::SWIPE |
| 3844 | || mPointerGesture.lastGestureMode == PointerGesture::FREEFORM)) { |
| 3845 | // Remind the user of where the pointer is after finishing a gesture with spots. |
| 3846 | mPointerController->unfade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 3847 | } |
| 3848 | break; |
| 3849 | case PointerGesture::TAP: |
| 3850 | case PointerGesture::TAP_DRAG: |
| 3851 | case PointerGesture::BUTTON_CLICK_OR_DRAG: |
| 3852 | case PointerGesture::HOVER: |
| 3853 | case PointerGesture::PRESS: |
| 3854 | // Unfade the pointer when the current gesture manipulates the |
| 3855 | // area directly under the pointer. |
| 3856 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 3857 | break; |
| 3858 | case PointerGesture::SWIPE: |
| 3859 | case PointerGesture::FREEFORM: |
| 3860 | // Fade the pointer when the current gesture manipulates a different |
| 3861 | // area and there are spots to guide the user experience. |
| 3862 | if (mParameters.gestureMode == Parameters::GESTURE_MODE_SPOTS) { |
| 3863 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 3864 | } else { |
| 3865 | mPointerController->unfade(PointerControllerInterface::TRANSITION_IMMEDIATE); |
| 3866 | } |
| 3867 | break; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 3868 | } |
| 3869 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3870 | // Send events! |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3871 | int32_t metaState = getContext()->getGlobalMetaState(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3872 | int32_t buttonState = mCurrentButtonState; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3873 | |
| 3874 | // Update last coordinates of pointers that have moved so that we observe the new |
| 3875 | // pointer positions at the same time as other pointers that have just gone up. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 3876 | bool down = mPointerGesture.currentGestureMode == PointerGesture::TAP |
| 3877 | || mPointerGesture.currentGestureMode == PointerGesture::TAP_DRAG |
| 3878 | || mPointerGesture.currentGestureMode == PointerGesture::BUTTON_CLICK_OR_DRAG |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 3879 | || mPointerGesture.currentGestureMode == PointerGesture::PRESS |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3880 | || mPointerGesture.currentGestureMode == PointerGesture::SWIPE |
| 3881 | || mPointerGesture.currentGestureMode == PointerGesture::FREEFORM; |
| 3882 | bool moveNeeded = false; |
| 3883 | if (down && !cancelPreviousGesture && !finishPreviousGesture |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 3884 | && !mPointerGesture.lastGestureIdBits.isEmpty() |
| 3885 | && !mPointerGesture.currentGestureIdBits.isEmpty()) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3886 | BitSet32 movedGestureIdBits(mPointerGesture.currentGestureIdBits.value |
| 3887 | & mPointerGesture.lastGestureIdBits.value); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3888 | moveNeeded = updateMovedPointers(mPointerGesture.currentGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3889 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3890 | mPointerGesture.lastGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3891 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 3892 | movedGestureIdBits); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3893 | if (buttonState != mLastButtonState) { |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3894 | moveNeeded = true; |
| 3895 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3896 | } |
| 3897 | |
| 3898 | // Send motion events for all pointers that went up or were canceled. |
| 3899 | BitSet32 dispatchedGestureIdBits(mPointerGesture.lastGestureIdBits); |
| 3900 | if (!dispatchedGestureIdBits.isEmpty()) { |
| 3901 | if (cancelPreviousGesture) { |
| 3902 | dispatchMotion(when, policyFlags, mPointerSource, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3903 | AMOTION_EVENT_ACTION_CANCEL, 0, metaState, buttonState, |
| 3904 | AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3905 | mPointerGesture.lastGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3906 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 3907 | dispatchedGestureIdBits, -1, |
| 3908 | 0, 0, mPointerGesture.downTime); |
| 3909 | |
| 3910 | dispatchedGestureIdBits.clear(); |
| 3911 | } else { |
| 3912 | BitSet32 upGestureIdBits; |
| 3913 | if (finishPreviousGesture) { |
| 3914 | upGestureIdBits = dispatchedGestureIdBits; |
| 3915 | } else { |
| 3916 | upGestureIdBits.value = dispatchedGestureIdBits.value |
| 3917 | & ~mPointerGesture.currentGestureIdBits.value; |
| 3918 | } |
| 3919 | while (!upGestureIdBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3920 | uint32_t id = upGestureIdBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3921 | |
| 3922 | dispatchMotion(when, policyFlags, mPointerSource, |
| 3923 | AMOTION_EVENT_ACTION_POINTER_UP, 0, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3924 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3925 | mPointerGesture.lastGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3926 | mPointerGesture.lastGestureCoords, mPointerGesture.lastGestureIdToIndex, |
| 3927 | dispatchedGestureIdBits, id, |
| 3928 | 0, 0, mPointerGesture.downTime); |
| 3929 | |
| 3930 | dispatchedGestureIdBits.clearBit(id); |
| 3931 | } |
| 3932 | } |
| 3933 | } |
| 3934 | |
| 3935 | // Send motion events for all pointers that moved. |
| 3936 | if (moveNeeded) { |
| 3937 | dispatchMotion(when, policyFlags, mPointerSource, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3938 | AMOTION_EVENT_ACTION_MOVE, 0, metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3939 | mPointerGesture.currentGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3940 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 3941 | dispatchedGestureIdBits, -1, |
| 3942 | 0, 0, mPointerGesture.downTime); |
| 3943 | } |
| 3944 | |
| 3945 | // Send motion events for all pointers that went down. |
| 3946 | if (down) { |
| 3947 | BitSet32 downGestureIdBits(mPointerGesture.currentGestureIdBits.value |
| 3948 | & ~dispatchedGestureIdBits.value); |
| 3949 | while (!downGestureIdBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3950 | uint32_t id = downGestureIdBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3951 | dispatchedGestureIdBits.markBit(id); |
| 3952 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3953 | if (dispatchedGestureIdBits.count() == 1) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3954 | mPointerGesture.downTime = when; |
| 3955 | } |
| 3956 | |
| 3957 | dispatchMotion(when, policyFlags, mPointerSource, |
Jeff Brown | a611137 | 2011-07-14 21:48:23 -0700 | [diff] [blame] | 3958 | AMOTION_EVENT_ACTION_POINTER_DOWN, 0, metaState, buttonState, 0, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3959 | mPointerGesture.currentGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3960 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 3961 | dispatchedGestureIdBits, id, |
| 3962 | 0, 0, mPointerGesture.downTime); |
| 3963 | } |
| 3964 | } |
| 3965 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3966 | // Send motion events for hover. |
| 3967 | if (mPointerGesture.currentGestureMode == PointerGesture::HOVER) { |
| 3968 | dispatchMotion(when, policyFlags, mPointerSource, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 3969 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, |
| 3970 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3971 | mPointerGesture.currentGestureProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3972 | mPointerGesture.currentGestureCoords, mPointerGesture.currentGestureIdToIndex, |
| 3973 | mPointerGesture.currentGestureIdBits, -1, |
| 3974 | 0, 0, mPointerGesture.downTime); |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 3975 | } else if (dispatchedGestureIdBits.isEmpty() |
| 3976 | && !mPointerGesture.lastGestureIdBits.isEmpty()) { |
| 3977 | // Synthesize a hover move event after all pointers go up to indicate that |
| 3978 | // the pointer is hovering again even if the user is not currently touching |
| 3979 | // the touch pad. This ensures that a view will receive a fresh hover enter |
| 3980 | // event after a tap. |
| 3981 | float x, y; |
| 3982 | mPointerController->getPosition(&x, &y); |
| 3983 | |
| 3984 | PointerProperties pointerProperties; |
| 3985 | pointerProperties.clear(); |
| 3986 | pointerProperties.id = 0; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 3987 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 3988 | |
| 3989 | PointerCoords pointerCoords; |
| 3990 | pointerCoords.clear(); |
| 3991 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 3992 | pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 3993 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3994 | NotifyMotionArgs args(when, getDeviceId(), mPointerSource, policyFlags, |
Jeff Brown | 8134681 | 2011-06-28 20:08:48 -0700 | [diff] [blame] | 3995 | AMOTION_EVENT_ACTION_HOVER_MOVE, 0, |
| 3996 | metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 3997 | 1, &pointerProperties, &pointerCoords, 0, 0, mPointerGesture.downTime); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 3998 | getListener()->notifyMotion(&args); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 3999 | } |
| 4000 | |
| 4001 | // Update state. |
| 4002 | mPointerGesture.lastGestureMode = mPointerGesture.currentGestureMode; |
| 4003 | if (!down) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4004 | mPointerGesture.lastGestureIdBits.clear(); |
| 4005 | } else { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4006 | mPointerGesture.lastGestureIdBits = mPointerGesture.currentGestureIdBits; |
| 4007 | for (BitSet32 idBits(mPointerGesture.currentGestureIdBits); !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4008 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4009 | uint32_t index = mPointerGesture.currentGestureIdToIndex[id]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4010 | mPointerGesture.lastGestureProperties[index].copyFrom( |
| 4011 | mPointerGesture.currentGestureProperties[index]); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4012 | mPointerGesture.lastGestureCoords[index].copyFrom( |
| 4013 | mPointerGesture.currentGestureCoords[index]); |
| 4014 | mPointerGesture.lastGestureIdToIndex[id] = index; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4015 | } |
| 4016 | } |
| 4017 | } |
| 4018 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4019 | bool TouchInputMapper::preparePointerGestures(nsecs_t when, |
| 4020 | bool* outCancelPreviousGesture, bool* outFinishPreviousGesture, bool isTimeout) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4021 | *outCancelPreviousGesture = false; |
| 4022 | *outFinishPreviousGesture = false; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4023 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4024 | // Handle TAP timeout. |
| 4025 | if (isTimeout) { |
| 4026 | #if DEBUG_GESTURES |
| 4027 | LOGD("Gestures: Processing timeout"); |
| 4028 | #endif |
| 4029 | |
| 4030 | if (mPointerGesture.lastGestureMode == PointerGesture::TAP) { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4031 | if (when <= mPointerGesture.tapUpTime + mConfig.pointerGestureTapDragInterval) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4032 | // The tap/drag timeout has not yet expired. |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 4033 | getContext()->requestTimeoutAtTime(mPointerGesture.tapUpTime |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4034 | + mConfig.pointerGestureTapDragInterval); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4035 | } else { |
| 4036 | // The tap is finished. |
| 4037 | #if DEBUG_GESTURES |
| 4038 | LOGD("Gestures: TAP finished"); |
| 4039 | #endif |
| 4040 | *outFinishPreviousGesture = true; |
| 4041 | |
| 4042 | mPointerGesture.activeGestureId = -1; |
| 4043 | mPointerGesture.currentGestureMode = PointerGesture::NEUTRAL; |
| 4044 | mPointerGesture.currentGestureIdBits.clear(); |
| 4045 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4046 | mPointerGesture.pointerVelocityControl.reset(); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4047 | return true; |
| 4048 | } |
| 4049 | } |
| 4050 | |
| 4051 | // We did not handle this timeout. |
| 4052 | return false; |
| 4053 | } |
| 4054 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4055 | // Update the velocity tracker. |
| 4056 | { |
| 4057 | VelocityTracker::Position positions[MAX_POINTERS]; |
| 4058 | uint32_t count = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4059 | for (BitSet32 idBits(mCurrentRawPointerData.touchingIdBits); !idBits.isEmpty(); count++) { |
| 4060 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 4061 | const RawPointerData::Pointer& pointer = mCurrentRawPointerData.pointerForId(id); |
| 4062 | positions[count].x = pointer.x * mPointerGestureXMovementScale; |
| 4063 | positions[count].y = pointer.y * mPointerGestureYMovementScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4064 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4065 | mPointerGesture.velocityTracker.addMovement(when, |
| 4066 | mCurrentRawPointerData.touchingIdBits, positions); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4067 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4068 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4069 | // Pick a new active touch id if needed. |
| 4070 | // Choose an arbitrary pointer that just went down, if there is one. |
| 4071 | // Otherwise choose an arbitrary remaining pointer. |
| 4072 | // This guarantees we always have an active touch id when there is at least one pointer. |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4073 | // We keep the same active touch id for as long as possible. |
| 4074 | bool activeTouchChanged = false; |
| 4075 | int32_t lastActiveTouchId = mPointerGesture.activeTouchId; |
| 4076 | int32_t activeTouchId = lastActiveTouchId; |
| 4077 | if (activeTouchId < 0) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4078 | if (!mCurrentRawPointerData.touchingIdBits.isEmpty()) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4079 | activeTouchChanged = true; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4080 | activeTouchId = mPointerGesture.activeTouchId = |
| 4081 | mCurrentRawPointerData.touchingIdBits.firstMarkedBit(); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4082 | mPointerGesture.firstTouchTime = when; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4083 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4084 | } else if (!mCurrentRawPointerData.touchingIdBits.hasBit(activeTouchId)) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4085 | activeTouchChanged = true; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4086 | if (!mCurrentRawPointerData.touchingIdBits.isEmpty()) { |
| 4087 | activeTouchId = mPointerGesture.activeTouchId = |
| 4088 | mCurrentRawPointerData.touchingIdBits.firstMarkedBit(); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4089 | } else { |
| 4090 | activeTouchId = mPointerGesture.activeTouchId = -1; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4091 | } |
| 4092 | } |
| 4093 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4094 | uint32_t currentTouchingPointerCount = mCurrentRawPointerData.touchingIdBits.count(); |
| 4095 | uint32_t lastTouchingPointerCount = mLastRawPointerData.touchingIdBits.count(); |
| 4096 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4097 | // Determine whether we are in quiet time. |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4098 | bool isQuietTime = false; |
| 4099 | if (activeTouchId < 0) { |
| 4100 | mPointerGesture.resetQuietTime(); |
| 4101 | } else { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4102 | isQuietTime = when < mPointerGesture.quietTime + mConfig.pointerGestureQuietInterval; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4103 | if (!isQuietTime) { |
| 4104 | if ((mPointerGesture.lastGestureMode == PointerGesture::PRESS |
| 4105 | || mPointerGesture.lastGestureMode == PointerGesture::SWIPE |
| 4106 | || mPointerGesture.lastGestureMode == PointerGesture::FREEFORM) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4107 | && currentTouchingPointerCount < 2) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4108 | // Enter quiet time when exiting swipe or freeform state. |
| 4109 | // This is to prevent accidentally entering the hover state and flinging the |
| 4110 | // pointer when finishing a swipe and there is still one pointer left onscreen. |
| 4111 | isQuietTime = true; |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4112 | } else if (mPointerGesture.lastGestureMode == PointerGesture::BUTTON_CLICK_OR_DRAG |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4113 | && currentTouchingPointerCount >= 2 |
| 4114 | && !isPointerDown(mCurrentButtonState)) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4115 | // Enter quiet time when releasing the button and there are still two or more |
| 4116 | // fingers down. This may indicate that one finger was used to press the button |
| 4117 | // but it has not gone up yet. |
| 4118 | isQuietTime = true; |
| 4119 | } |
| 4120 | if (isQuietTime) { |
| 4121 | mPointerGesture.quietTime = when; |
| 4122 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4123 | } |
| 4124 | } |
| 4125 | |
| 4126 | // Switch states based on button and pointer state. |
| 4127 | if (isQuietTime) { |
| 4128 | // Case 1: Quiet time. (QUIET) |
| 4129 | #if DEBUG_GESTURES |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4130 | LOGD("Gestures: QUIET for next %0.3fms", (mPointerGesture.quietTime |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4131 | + mConfig.pointerGestureQuietInterval - when) * 0.000001f); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4132 | #endif |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4133 | if (mPointerGesture.lastGestureMode != PointerGesture::QUIET) { |
| 4134 | *outFinishPreviousGesture = true; |
| 4135 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4136 | |
| 4137 | mPointerGesture.activeGestureId = -1; |
| 4138 | mPointerGesture.currentGestureMode = PointerGesture::QUIET; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4139 | mPointerGesture.currentGestureIdBits.clear(); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4140 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4141 | mPointerGesture.pointerVelocityControl.reset(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4142 | } else if (isPointerDown(mCurrentButtonState)) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4143 | // Case 2: Button is pressed. (BUTTON_CLICK_OR_DRAG) |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4144 | // The pointer follows the active touch point. |
| 4145 | // Emit DOWN, MOVE, UP events at the pointer location. |
| 4146 | // |
| 4147 | // Only the active touch matters; other fingers are ignored. This policy helps |
| 4148 | // to handle the case where the user places a second finger on the touch pad |
| 4149 | // to apply the necessary force to depress an integrated button below the surface. |
| 4150 | // We don't want the second finger to be delivered to applications. |
| 4151 | // |
| 4152 | // For this to work well, we need to make sure to track the pointer that is really |
| 4153 | // active. If the user first puts one finger down to click then adds another |
| 4154 | // finger to drag then the active pointer should switch to the finger that is |
| 4155 | // being dragged. |
| 4156 | #if DEBUG_GESTURES |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4157 | LOGD("Gestures: BUTTON_CLICK_OR_DRAG activeTouchId=%d, " |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4158 | "currentTouchingPointerCount=%d", activeTouchId, currentTouchingPointerCount); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4159 | #endif |
| 4160 | // Reset state when just starting. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4161 | if (mPointerGesture.lastGestureMode != PointerGesture::BUTTON_CLICK_OR_DRAG) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4162 | *outFinishPreviousGesture = true; |
| 4163 | mPointerGesture.activeGestureId = 0; |
| 4164 | } |
| 4165 | |
| 4166 | // Switch pointers if needed. |
| 4167 | // Find the fastest pointer and follow it. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4168 | if (activeTouchId >= 0 && currentTouchingPointerCount > 1) { |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4169 | int32_t bestId = -1; |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4170 | float bestSpeed = mConfig.pointerGestureDragMinSwitchSpeed; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4171 | for (BitSet32 idBits(mCurrentRawPointerData.touchingIdBits); !idBits.isEmpty(); ) { |
| 4172 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4173 | float vx, vy; |
| 4174 | if (mPointerGesture.velocityTracker.getVelocity(id, &vx, &vy)) { |
| 4175 | float speed = hypotf(vx, vy); |
| 4176 | if (speed > bestSpeed) { |
| 4177 | bestId = id; |
| 4178 | bestSpeed = speed; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4179 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 4180 | } |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4181 | } |
| 4182 | if (bestId >= 0 && bestId != activeTouchId) { |
| 4183 | mPointerGesture.activeTouchId = activeTouchId = bestId; |
| 4184 | activeTouchChanged = true; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4185 | #if DEBUG_GESTURES |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4186 | LOGD("Gestures: BUTTON_CLICK_OR_DRAG switched pointers, " |
| 4187 | "bestId=%d, bestSpeed=%0.3f", bestId, bestSpeed); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4188 | #endif |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4189 | } |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4190 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4191 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4192 | if (activeTouchId >= 0 && mLastRawPointerData.touchingIdBits.hasBit(activeTouchId)) { |
| 4193 | const RawPointerData::Pointer& currentPointer = |
| 4194 | mCurrentRawPointerData.pointerForId(activeTouchId); |
| 4195 | const RawPointerData::Pointer& lastPointer = |
| 4196 | mLastRawPointerData.pointerForId(activeTouchId); |
| 4197 | float deltaX = (currentPointer.x - lastPointer.x) * mPointerGestureXMovementScale; |
| 4198 | float deltaY = (currentPointer.y - lastPointer.y) * mPointerGestureYMovementScale; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4199 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4200 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4201 | mPointerGesture.pointerVelocityControl.move(when, &deltaX, &deltaY); |
| 4202 | |
| 4203 | // Move the pointer using a relative motion. |
| 4204 | // When using spots, the click will occur at the position of the anchor |
| 4205 | // spot and all other spots will move there. |
| 4206 | mPointerController->move(deltaX, deltaY); |
| 4207 | } else { |
| 4208 | mPointerGesture.pointerVelocityControl.reset(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4209 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4210 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4211 | float x, y; |
| 4212 | mPointerController->getPosition(&x, &y); |
Jeff Brown | 91c69ab | 2011-02-14 17:03:18 -0800 | [diff] [blame] | 4213 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4214 | mPointerGesture.currentGestureMode = PointerGesture::BUTTON_CLICK_OR_DRAG; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4215 | mPointerGesture.currentGestureIdBits.clear(); |
| 4216 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 4217 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4218 | mPointerGesture.currentGestureProperties[0].clear(); |
| 4219 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 4220 | mPointerGesture.currentGestureProperties[0].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4221 | mPointerGesture.currentGestureCoords[0].clear(); |
| 4222 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 4223 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
| 4224 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4225 | } else if (currentTouchingPointerCount == 0) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4226 | // Case 3. No fingers down and button is not pressed. (NEUTRAL) |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4227 | if (mPointerGesture.lastGestureMode != PointerGesture::NEUTRAL) { |
| 4228 | *outFinishPreviousGesture = true; |
| 4229 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4230 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4231 | // Watch for taps coming out of HOVER or TAP_DRAG mode. |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 4232 | // Checking for taps after TAP_DRAG allows us to detect double-taps. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4233 | bool tapped = false; |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4234 | if ((mPointerGesture.lastGestureMode == PointerGesture::HOVER |
| 4235 | || mPointerGesture.lastGestureMode == PointerGesture::TAP_DRAG) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4236 | && lastTouchingPointerCount == 1) { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4237 | if (when <= mPointerGesture.tapDownTime + mConfig.pointerGestureTapInterval) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4238 | float x, y; |
| 4239 | mPointerController->getPosition(&x, &y); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4240 | if (fabs(x - mPointerGesture.tapX) <= mConfig.pointerGestureTapSlop |
| 4241 | && fabs(y - mPointerGesture.tapY) <= mConfig.pointerGestureTapSlop) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4242 | #if DEBUG_GESTURES |
| 4243 | LOGD("Gestures: TAP"); |
| 4244 | #endif |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4245 | |
| 4246 | mPointerGesture.tapUpTime = when; |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 4247 | getContext()->requestTimeoutAtTime(when |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4248 | + mConfig.pointerGestureTapDragInterval); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4249 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4250 | mPointerGesture.activeGestureId = 0; |
| 4251 | mPointerGesture.currentGestureMode = PointerGesture::TAP; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4252 | mPointerGesture.currentGestureIdBits.clear(); |
| 4253 | mPointerGesture.currentGestureIdBits.markBit( |
| 4254 | mPointerGesture.activeGestureId); |
| 4255 | mPointerGesture.currentGestureIdToIndex[ |
| 4256 | mPointerGesture.activeGestureId] = 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4257 | mPointerGesture.currentGestureProperties[0].clear(); |
| 4258 | mPointerGesture.currentGestureProperties[0].id = |
| 4259 | mPointerGesture.activeGestureId; |
| 4260 | mPointerGesture.currentGestureProperties[0].toolType = |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 4261 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4262 | mPointerGesture.currentGestureCoords[0].clear(); |
| 4263 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4264 | AMOTION_EVENT_AXIS_X, mPointerGesture.tapX); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4265 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4266 | AMOTION_EVENT_AXIS_Y, mPointerGesture.tapY); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4267 | mPointerGesture.currentGestureCoords[0].setAxisValue( |
| 4268 | AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4269 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4270 | tapped = true; |
| 4271 | } else { |
| 4272 | #if DEBUG_GESTURES |
| 4273 | LOGD("Gestures: Not a TAP, deltaX=%f, deltaY=%f", |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4274 | x - mPointerGesture.tapX, |
| 4275 | y - mPointerGesture.tapY); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4276 | #endif |
| 4277 | } |
| 4278 | } else { |
| 4279 | #if DEBUG_GESTURES |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4280 | LOGD("Gestures: Not a TAP, %0.3fms since down", |
| 4281 | (when - mPointerGesture.tapDownTime) * 0.000001f); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4282 | #endif |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4283 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4284 | } |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4285 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4286 | mPointerGesture.pointerVelocityControl.reset(); |
| 4287 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4288 | if (!tapped) { |
| 4289 | #if DEBUG_GESTURES |
| 4290 | LOGD("Gestures: NEUTRAL"); |
| 4291 | #endif |
| 4292 | mPointerGesture.activeGestureId = -1; |
| 4293 | mPointerGesture.currentGestureMode = PointerGesture::NEUTRAL; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4294 | mPointerGesture.currentGestureIdBits.clear(); |
| 4295 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4296 | } else if (currentTouchingPointerCount == 1) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4297 | // Case 4. Exactly one finger down, button is not pressed. (HOVER or TAP_DRAG) |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4298 | // The pointer follows the active touch point. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4299 | // When in HOVER, emit HOVER_MOVE events at the pointer location. |
| 4300 | // When in TAP_DRAG, emit MOVE events at the pointer location. |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 4301 | LOG_ASSERT(activeTouchId >= 0); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4302 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4303 | mPointerGesture.currentGestureMode = PointerGesture::HOVER; |
| 4304 | if (mPointerGesture.lastGestureMode == PointerGesture::TAP) { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4305 | if (when <= mPointerGesture.tapUpTime + mConfig.pointerGestureTapDragInterval) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4306 | float x, y; |
| 4307 | mPointerController->getPosition(&x, &y); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4308 | if (fabs(x - mPointerGesture.tapX) <= mConfig.pointerGestureTapSlop |
| 4309 | && fabs(y - mPointerGesture.tapY) <= mConfig.pointerGestureTapSlop) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4310 | mPointerGesture.currentGestureMode = PointerGesture::TAP_DRAG; |
| 4311 | } else { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4312 | #if DEBUG_GESTURES |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4313 | LOGD("Gestures: Not a TAP_DRAG, deltaX=%f, deltaY=%f", |
| 4314 | x - mPointerGesture.tapX, |
| 4315 | y - mPointerGesture.tapY); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4316 | #endif |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4317 | } |
| 4318 | } else { |
| 4319 | #if DEBUG_GESTURES |
| 4320 | LOGD("Gestures: Not a TAP_DRAG, %0.3fms time since up", |
| 4321 | (when - mPointerGesture.tapUpTime) * 0.000001f); |
| 4322 | #endif |
| 4323 | } |
| 4324 | } else if (mPointerGesture.lastGestureMode == PointerGesture::TAP_DRAG) { |
| 4325 | mPointerGesture.currentGestureMode = PointerGesture::TAP_DRAG; |
| 4326 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4327 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4328 | if (mLastRawPointerData.touchingIdBits.hasBit(activeTouchId)) { |
| 4329 | const RawPointerData::Pointer& currentPointer = |
| 4330 | mCurrentRawPointerData.pointerForId(activeTouchId); |
| 4331 | const RawPointerData::Pointer& lastPointer = |
| 4332 | mLastRawPointerData.pointerForId(activeTouchId); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4333 | float deltaX = (currentPointer.x - lastPointer.x) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4334 | * mPointerGestureXMovementScale; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4335 | float deltaY = (currentPointer.y - lastPointer.y) |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4336 | * mPointerGestureYMovementScale; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4337 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4338 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4339 | mPointerGesture.pointerVelocityControl.move(when, &deltaX, &deltaY); |
| 4340 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4341 | // Move the pointer using a relative motion. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4342 | // When using spots, the hover or drag will occur at the position of the anchor spot. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4343 | mPointerController->move(deltaX, deltaY); |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4344 | } else { |
| 4345 | mPointerGesture.pointerVelocityControl.reset(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4346 | } |
| 4347 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4348 | bool down; |
| 4349 | if (mPointerGesture.currentGestureMode == PointerGesture::TAP_DRAG) { |
| 4350 | #if DEBUG_GESTURES |
| 4351 | LOGD("Gestures: TAP_DRAG"); |
| 4352 | #endif |
| 4353 | down = true; |
| 4354 | } else { |
| 4355 | #if DEBUG_GESTURES |
| 4356 | LOGD("Gestures: HOVER"); |
| 4357 | #endif |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4358 | if (mPointerGesture.lastGestureMode != PointerGesture::HOVER) { |
| 4359 | *outFinishPreviousGesture = true; |
| 4360 | } |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4361 | mPointerGesture.activeGestureId = 0; |
| 4362 | down = false; |
| 4363 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4364 | |
| 4365 | float x, y; |
| 4366 | mPointerController->getPosition(&x, &y); |
| 4367 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4368 | mPointerGesture.currentGestureIdBits.clear(); |
| 4369 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 4370 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4371 | mPointerGesture.currentGestureProperties[0].clear(); |
| 4372 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
| 4373 | mPointerGesture.currentGestureProperties[0].toolType = |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 4374 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4375 | mPointerGesture.currentGestureCoords[0].clear(); |
| 4376 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, x); |
| 4377 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, y); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4378 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, |
| 4379 | down ? 1.0f : 0.0f); |
| 4380 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4381 | if (lastTouchingPointerCount == 0 && currentTouchingPointerCount != 0) { |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4382 | mPointerGesture.resetTap(); |
| 4383 | mPointerGesture.tapDownTime = when; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4384 | mPointerGesture.tapX = x; |
| 4385 | mPointerGesture.tapY = y; |
| 4386 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4387 | } else { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4388 | // Case 5. At least two fingers down, button is not pressed. (PRESS, SWIPE or FREEFORM) |
| 4389 | // We need to provide feedback for each finger that goes down so we cannot wait |
| 4390 | // for the fingers to move before deciding what to do. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4391 | // |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4392 | // The ambiguous case is deciding what to do when there are two fingers down but they |
| 4393 | // have not moved enough to determine whether they are part of a drag or part of a |
| 4394 | // freeform gesture, or just a press or long-press at the pointer location. |
| 4395 | // |
| 4396 | // When there are two fingers we start with the PRESS hypothesis and we generate a |
| 4397 | // down at the pointer location. |
| 4398 | // |
| 4399 | // When the two fingers move enough or when additional fingers are added, we make |
| 4400 | // a decision to transition into SWIPE or FREEFORM mode accordingly. |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 4401 | LOG_ASSERT(activeTouchId >= 0); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4402 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 4403 | bool settled = when >= mPointerGesture.firstTouchTime |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4404 | + mConfig.pointerGestureMultitouchSettleInterval; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4405 | if (mPointerGesture.lastGestureMode != PointerGesture::PRESS |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4406 | && mPointerGesture.lastGestureMode != PointerGesture::SWIPE |
| 4407 | && mPointerGesture.lastGestureMode != PointerGesture::FREEFORM) { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4408 | *outFinishPreviousGesture = true; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4409 | } else if (!settled && currentTouchingPointerCount > lastTouchingPointerCount) { |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4410 | // Additional pointers have gone down but not yet settled. |
| 4411 | // Reset the gesture. |
| 4412 | #if DEBUG_GESTURES |
| 4413 | LOGD("Gestures: Resetting gesture since additional pointers went down for MULTITOUCH, " |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4414 | "settle time remaining %0.3fms", (mPointerGesture.firstTouchTime |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4415 | + mConfig.pointerGestureMultitouchSettleInterval - when) |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4416 | * 0.000001f); |
| 4417 | #endif |
| 4418 | *outCancelPreviousGesture = true; |
| 4419 | } else { |
| 4420 | // Continue previous gesture. |
| 4421 | mPointerGesture.currentGestureMode = mPointerGesture.lastGestureMode; |
| 4422 | } |
| 4423 | |
| 4424 | if (*outFinishPreviousGesture || *outCancelPreviousGesture) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4425 | mPointerGesture.currentGestureMode = PointerGesture::PRESS; |
| 4426 | mPointerGesture.activeGestureId = 0; |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 4427 | mPointerGesture.referenceIdBits.clear(); |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 4428 | mPointerGesture.pointerVelocityControl.reset(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4429 | |
Jeff Brown | cb5ffcf | 2011-06-06 20:03:18 -0700 | [diff] [blame] | 4430 | // Use the centroid and pointer location as the reference points for the gesture. |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4431 | #if DEBUG_GESTURES |
Jeff Brown | cb5ffcf | 2011-06-06 20:03:18 -0700 | [diff] [blame] | 4432 | LOGD("Gestures: Using centroid as reference for MULTITOUCH, " |
| 4433 | "settle time remaining %0.3fms", (mPointerGesture.firstTouchTime |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4434 | + mConfig.pointerGestureMultitouchSettleInterval - when) |
Jeff Brown | cb5ffcf | 2011-06-06 20:03:18 -0700 | [diff] [blame] | 4435 | * 0.000001f); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4436 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4437 | mCurrentRawPointerData.getCentroidOfTouchingPointers( |
| 4438 | &mPointerGesture.referenceTouchX, |
Jeff Brown | cb5ffcf | 2011-06-06 20:03:18 -0700 | [diff] [blame] | 4439 | &mPointerGesture.referenceTouchY); |
| 4440 | mPointerController->getPosition(&mPointerGesture.referenceGestureX, |
| 4441 | &mPointerGesture.referenceGestureY); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4442 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4443 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4444 | // Clear the reference deltas for fingers not yet included in the reference calculation. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4445 | for (BitSet32 idBits(mCurrentRawPointerData.touchingIdBits.value |
| 4446 | & ~mPointerGesture.referenceIdBits.value); !idBits.isEmpty(); ) { |
| 4447 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4448 | mPointerGesture.referenceDeltas[id].dx = 0; |
| 4449 | mPointerGesture.referenceDeltas[id].dy = 0; |
| 4450 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4451 | mPointerGesture.referenceIdBits = mCurrentRawPointerData.touchingIdBits; |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4452 | |
| 4453 | // Add delta for all fingers and calculate a common movement delta. |
| 4454 | float commonDeltaX = 0, commonDeltaY = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4455 | BitSet32 commonIdBits(mLastRawPointerData.touchingIdBits.value |
| 4456 | & mCurrentRawPointerData.touchingIdBits.value); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4457 | for (BitSet32 idBits(commonIdBits); !idBits.isEmpty(); ) { |
| 4458 | bool first = (idBits == commonIdBits); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4459 | uint32_t id = idBits.clearFirstMarkedBit(); |
| 4460 | const RawPointerData::Pointer& cpd = mCurrentRawPointerData.pointerForId(id); |
| 4461 | const RawPointerData::Pointer& lpd = mLastRawPointerData.pointerForId(id); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4462 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
| 4463 | delta.dx += cpd.x - lpd.x; |
| 4464 | delta.dy += cpd.y - lpd.y; |
| 4465 | |
| 4466 | if (first) { |
| 4467 | commonDeltaX = delta.dx; |
| 4468 | commonDeltaY = delta.dy; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4469 | } else { |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4470 | commonDeltaX = calculateCommonVector(commonDeltaX, delta.dx); |
| 4471 | commonDeltaY = calculateCommonVector(commonDeltaY, delta.dy); |
| 4472 | } |
| 4473 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4474 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4475 | // Consider transitions from PRESS to SWIPE or MULTITOUCH. |
| 4476 | if (mPointerGesture.currentGestureMode == PointerGesture::PRESS) { |
| 4477 | float dist[MAX_POINTER_ID + 1]; |
| 4478 | int32_t distOverThreshold = 0; |
| 4479 | for (BitSet32 idBits(mPointerGesture.referenceIdBits); !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4480 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4481 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4482 | dist[id] = hypotf(delta.dx * mPointerGestureXZoomScale, |
| 4483 | delta.dy * mPointerGestureYZoomScale); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 4484 | if (dist[id] > mConfig.pointerGestureMultitouchMinDistance) { |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4485 | distOverThreshold += 1; |
| 4486 | } |
| 4487 | } |
| 4488 | |
| 4489 | // Only transition when at least two pointers have moved further than |
| 4490 | // the minimum distance threshold. |
| 4491 | if (distOverThreshold >= 2) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4492 | if (currentTouchingPointerCount > 2) { |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4493 | // There are more than two pointers, switch to FREEFORM. |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4494 | #if DEBUG_GESTURES |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4495 | LOGD("Gestures: PRESS transitioned to FREEFORM, number of pointers %d > 2", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4496 | currentTouchingPointerCount); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4497 | #endif |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4498 | *outCancelPreviousGesture = true; |
| 4499 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 4500 | } else { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4501 | // There are exactly two pointers. |
| 4502 | BitSet32 idBits(mCurrentRawPointerData.touchingIdBits); |
| 4503 | uint32_t id1 = idBits.clearFirstMarkedBit(); |
| 4504 | uint32_t id2 = idBits.firstMarkedBit(); |
| 4505 | const RawPointerData::Pointer& p1 = mCurrentRawPointerData.pointerForId(id1); |
| 4506 | const RawPointerData::Pointer& p2 = mCurrentRawPointerData.pointerForId(id2); |
| 4507 | float mutualDistance = distance(p1.x, p1.y, p2.x, p2.y); |
| 4508 | if (mutualDistance > mPointerGestureMaxSwipeWidth) { |
| 4509 | // There are two pointers but they are too far apart for a SWIPE, |
| 4510 | // switch to FREEFORM. |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4511 | #if DEBUG_GESTURES |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4512 | LOGD("Gestures: PRESS transitioned to FREEFORM, distance %0.3f > %0.3f", |
| 4513 | mutualDistance, mPointerGestureMaxSwipeWidth); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4514 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4515 | *outCancelPreviousGesture = true; |
| 4516 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 4517 | } else { |
| 4518 | // There are two pointers. Wait for both pointers to start moving |
| 4519 | // before deciding whether this is a SWIPE or FREEFORM gesture. |
| 4520 | float dist1 = dist[id1]; |
| 4521 | float dist2 = dist[id2]; |
| 4522 | if (dist1 >= mConfig.pointerGestureMultitouchMinDistance |
| 4523 | && dist2 >= mConfig.pointerGestureMultitouchMinDistance) { |
| 4524 | // Calculate the dot product of the displacement vectors. |
| 4525 | // When the vectors are oriented in approximately the same direction, |
| 4526 | // the angle betweeen them is near zero and the cosine of the angle |
| 4527 | // approches 1.0. Recall that dot(v1, v2) = cos(angle) * mag(v1) * mag(v2). |
| 4528 | PointerGesture::Delta& delta1 = mPointerGesture.referenceDeltas[id1]; |
| 4529 | PointerGesture::Delta& delta2 = mPointerGesture.referenceDeltas[id2]; |
| 4530 | float dx1 = delta1.dx * mPointerGestureXZoomScale; |
| 4531 | float dy1 = delta1.dy * mPointerGestureYZoomScale; |
| 4532 | float dx2 = delta2.dx * mPointerGestureXZoomScale; |
| 4533 | float dy2 = delta2.dy * mPointerGestureYZoomScale; |
| 4534 | float dot = dx1 * dx2 + dy1 * dy2; |
| 4535 | float cosine = dot / (dist1 * dist2); // denominator always > 0 |
| 4536 | if (cosine >= mConfig.pointerGestureSwipeTransitionAngleCosine) { |
| 4537 | // Pointers are moving in the same direction. Switch to SWIPE. |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4538 | #if DEBUG_GESTURES |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4539 | LOGD("Gestures: PRESS transitioned to SWIPE, " |
| 4540 | "dist1 %0.3f >= %0.3f, dist2 %0.3f >= %0.3f, " |
| 4541 | "cosine %0.3f >= %0.3f", |
| 4542 | dist1, mConfig.pointerGestureMultitouchMinDistance, |
| 4543 | dist2, mConfig.pointerGestureMultitouchMinDistance, |
| 4544 | cosine, mConfig.pointerGestureSwipeTransitionAngleCosine); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4545 | #endif |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4546 | mPointerGesture.currentGestureMode = PointerGesture::SWIPE; |
| 4547 | } else { |
| 4548 | // Pointers are moving in different directions. Switch to FREEFORM. |
| 4549 | #if DEBUG_GESTURES |
| 4550 | LOGD("Gestures: PRESS transitioned to FREEFORM, " |
| 4551 | "dist1 %0.3f >= %0.3f, dist2 %0.3f >= %0.3f, " |
| 4552 | "cosine %0.3f < %0.3f", |
| 4553 | dist1, mConfig.pointerGestureMultitouchMinDistance, |
| 4554 | dist2, mConfig.pointerGestureMultitouchMinDistance, |
| 4555 | cosine, mConfig.pointerGestureSwipeTransitionAngleCosine); |
| 4556 | #endif |
| 4557 | *outCancelPreviousGesture = true; |
| 4558 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
| 4559 | } |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4560 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4561 | } |
| 4562 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4563 | } |
| 4564 | } else if (mPointerGesture.currentGestureMode == PointerGesture::SWIPE) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4565 | // Switch from SWIPE to FREEFORM if additional pointers go down. |
| 4566 | // Cancel previous gesture. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4567 | if (currentTouchingPointerCount > 2) { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4568 | #if DEBUG_GESTURES |
| 4569 | LOGD("Gestures: SWIPE transitioned to FREEFORM, number of pointers %d > 2", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4570 | currentTouchingPointerCount); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4571 | #endif |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4572 | *outCancelPreviousGesture = true; |
| 4573 | mPointerGesture.currentGestureMode = PointerGesture::FREEFORM; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4574 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4575 | } |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4576 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4577 | // Move the reference points based on the overall group motion of the fingers |
| 4578 | // except in PRESS mode while waiting for a transition to occur. |
| 4579 | if (mPointerGesture.currentGestureMode != PointerGesture::PRESS |
| 4580 | && (commonDeltaX || commonDeltaY)) { |
| 4581 | for (BitSet32 idBits(mPointerGesture.referenceIdBits); !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4582 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 4583 | PointerGesture::Delta& delta = mPointerGesture.referenceDeltas[id]; |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4584 | delta.dx = 0; |
| 4585 | delta.dy = 0; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4586 | } |
| 4587 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4588 | mPointerGesture.referenceTouchX += commonDeltaX; |
| 4589 | mPointerGesture.referenceTouchY += commonDeltaY; |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 4590 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4591 | commonDeltaX *= mPointerGestureXMovementScale; |
| 4592 | commonDeltaY *= mPointerGestureYMovementScale; |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 4593 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4594 | rotateDelta(mSurfaceOrientation, &commonDeltaX, &commonDeltaY); |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4595 | mPointerGesture.pointerVelocityControl.move(when, &commonDeltaX, &commonDeltaY); |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 4596 | |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 4597 | mPointerGesture.referenceGestureX += commonDeltaX; |
| 4598 | mPointerGesture.referenceGestureY += commonDeltaY; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4599 | } |
| 4600 | |
| 4601 | // Report gestures. |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 4602 | if (mPointerGesture.currentGestureMode == PointerGesture::PRESS |
| 4603 | || mPointerGesture.currentGestureMode == PointerGesture::SWIPE) { |
| 4604 | // PRESS or SWIPE mode. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4605 | #if DEBUG_GESTURES |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 4606 | LOGD("Gestures: PRESS or SWIPE activeTouchId=%d," |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4607 | "activeGestureId=%d, currentTouchPointerCount=%d", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4608 | activeTouchId, mPointerGesture.activeGestureId, currentTouchingPointerCount); |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4609 | #endif |
| 4610 | LOG_ASSERT(mPointerGesture.activeGestureId >= 0); |
| 4611 | |
| 4612 | mPointerGesture.currentGestureIdBits.clear(); |
| 4613 | mPointerGesture.currentGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 4614 | mPointerGesture.currentGestureIdToIndex[mPointerGesture.activeGestureId] = 0; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4615 | mPointerGesture.currentGestureProperties[0].clear(); |
| 4616 | mPointerGesture.currentGestureProperties[0].id = mPointerGesture.activeGestureId; |
| 4617 | mPointerGesture.currentGestureProperties[0].toolType = |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 4618 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4619 | mPointerGesture.currentGestureCoords[0].clear(); |
| 4620 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_X, |
| 4621 | mPointerGesture.referenceGestureX); |
| 4622 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_Y, |
| 4623 | mPointerGesture.referenceGestureY); |
| 4624 | mPointerGesture.currentGestureCoords[0].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4625 | } else if (mPointerGesture.currentGestureMode == PointerGesture::FREEFORM) { |
| 4626 | // FREEFORM mode. |
| 4627 | #if DEBUG_GESTURES |
| 4628 | LOGD("Gestures: FREEFORM activeTouchId=%d," |
| 4629 | "activeGestureId=%d, currentTouchPointerCount=%d", |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4630 | activeTouchId, mPointerGesture.activeGestureId, currentTouchingPointerCount); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4631 | #endif |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 4632 | LOG_ASSERT(mPointerGesture.activeGestureId >= 0); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4633 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4634 | mPointerGesture.currentGestureIdBits.clear(); |
| 4635 | |
| 4636 | BitSet32 mappedTouchIdBits; |
| 4637 | BitSet32 usedGestureIdBits; |
| 4638 | if (mPointerGesture.lastGestureMode != PointerGesture::FREEFORM) { |
| 4639 | // Initially, assign the active gesture id to the active touch point |
| 4640 | // if there is one. No other touch id bits are mapped yet. |
| 4641 | if (!*outCancelPreviousGesture) { |
| 4642 | mappedTouchIdBits.markBit(activeTouchId); |
| 4643 | usedGestureIdBits.markBit(mPointerGesture.activeGestureId); |
| 4644 | mPointerGesture.freeformTouchToGestureIdMap[activeTouchId] = |
| 4645 | mPointerGesture.activeGestureId; |
| 4646 | } else { |
| 4647 | mPointerGesture.activeGestureId = -1; |
| 4648 | } |
| 4649 | } else { |
| 4650 | // Otherwise, assume we mapped all touches from the previous frame. |
| 4651 | // Reuse all mappings that are still applicable. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4652 | mappedTouchIdBits.value = mLastRawPointerData.touchingIdBits.value |
| 4653 | & mCurrentRawPointerData.touchingIdBits.value; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4654 | usedGestureIdBits = mPointerGesture.lastGestureIdBits; |
| 4655 | |
| 4656 | // Check whether we need to choose a new active gesture id because the |
| 4657 | // current went went up. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4658 | for (BitSet32 upTouchIdBits(mLastRawPointerData.touchingIdBits.value |
| 4659 | & ~mCurrentRawPointerData.touchingIdBits.value); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4660 | !upTouchIdBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4661 | uint32_t upTouchId = upTouchIdBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4662 | uint32_t upGestureId = mPointerGesture.freeformTouchToGestureIdMap[upTouchId]; |
| 4663 | if (upGestureId == uint32_t(mPointerGesture.activeGestureId)) { |
| 4664 | mPointerGesture.activeGestureId = -1; |
| 4665 | break; |
| 4666 | } |
| 4667 | } |
| 4668 | } |
| 4669 | |
| 4670 | #if DEBUG_GESTURES |
| 4671 | LOGD("Gestures: FREEFORM follow up " |
| 4672 | "mappedTouchIdBits=0x%08x, usedGestureIdBits=0x%08x, " |
| 4673 | "activeGestureId=%d", |
| 4674 | mappedTouchIdBits.value, usedGestureIdBits.value, |
| 4675 | mPointerGesture.activeGestureId); |
| 4676 | #endif |
| 4677 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4678 | BitSet32 idBits(mCurrentRawPointerData.touchingIdBits); |
| 4679 | for (uint32_t i = 0; i < currentTouchingPointerCount; i++) { |
| 4680 | uint32_t touchId = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4681 | uint32_t gestureId; |
| 4682 | if (!mappedTouchIdBits.hasBit(touchId)) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4683 | gestureId = usedGestureIdBits.markFirstUnmarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4684 | mPointerGesture.freeformTouchToGestureIdMap[touchId] = gestureId; |
| 4685 | #if DEBUG_GESTURES |
| 4686 | LOGD("Gestures: FREEFORM " |
| 4687 | "new mapping for touch id %d -> gesture id %d", |
| 4688 | touchId, gestureId); |
| 4689 | #endif |
| 4690 | } else { |
| 4691 | gestureId = mPointerGesture.freeformTouchToGestureIdMap[touchId]; |
| 4692 | #if DEBUG_GESTURES |
| 4693 | LOGD("Gestures: FREEFORM " |
| 4694 | "existing mapping for touch id %d -> gesture id %d", |
| 4695 | touchId, gestureId); |
| 4696 | #endif |
| 4697 | } |
| 4698 | mPointerGesture.currentGestureIdBits.markBit(gestureId); |
| 4699 | mPointerGesture.currentGestureIdToIndex[gestureId] = i; |
| 4700 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4701 | const RawPointerData::Pointer& pointer = |
| 4702 | mCurrentRawPointerData.pointerForId(touchId); |
| 4703 | float deltaX = (pointer.x - mPointerGesture.referenceTouchX) |
| 4704 | * mPointerGestureXZoomScale; |
| 4705 | float deltaY = (pointer.y - mPointerGesture.referenceTouchY) |
| 4706 | * mPointerGestureYZoomScale; |
| 4707 | rotateDelta(mSurfaceOrientation, &deltaX, &deltaY); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4708 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4709 | mPointerGesture.currentGestureProperties[i].clear(); |
| 4710 | mPointerGesture.currentGestureProperties[i].id = gestureId; |
| 4711 | mPointerGesture.currentGestureProperties[i].toolType = |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 4712 | AMOTION_EVENT_TOOL_TYPE_FINGER; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4713 | mPointerGesture.currentGestureCoords[i].clear(); |
| 4714 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 4715 | AMOTION_EVENT_AXIS_X, mPointerGesture.referenceGestureX + deltaX); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4716 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
Jeff Brown | 612891e | 2011-07-15 20:44:17 -0700 | [diff] [blame] | 4717 | AMOTION_EVENT_AXIS_Y, mPointerGesture.referenceGestureY + deltaY); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4718 | mPointerGesture.currentGestureCoords[i].setAxisValue( |
| 4719 | AMOTION_EVENT_AXIS_PRESSURE, 1.0f); |
| 4720 | } |
| 4721 | |
| 4722 | if (mPointerGesture.activeGestureId < 0) { |
| 4723 | mPointerGesture.activeGestureId = |
| 4724 | mPointerGesture.currentGestureIdBits.firstMarkedBit(); |
| 4725 | #if DEBUG_GESTURES |
| 4726 | LOGD("Gestures: FREEFORM new " |
| 4727 | "activeGestureId=%d", mPointerGesture.activeGestureId); |
| 4728 | #endif |
| 4729 | } |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4730 | } |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4731 | } |
| 4732 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4733 | mPointerController->setButtonState(mCurrentButtonState); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4734 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4735 | #if DEBUG_GESTURES |
| 4736 | LOGD("Gestures: finishPreviousGesture=%s, cancelPreviousGesture=%s, " |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4737 | "currentGestureMode=%d, currentGestureIdBits=0x%08x, " |
| 4738 | "lastGestureMode=%d, lastGestureIdBits=0x%08x", |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4739 | toString(*outFinishPreviousGesture), toString(*outCancelPreviousGesture), |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 4740 | mPointerGesture.currentGestureMode, mPointerGesture.currentGestureIdBits.value, |
| 4741 | mPointerGesture.lastGestureMode, mPointerGesture.lastGestureIdBits.value); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4742 | for (BitSet32 idBits = mPointerGesture.currentGestureIdBits; !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4743 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4744 | uint32_t index = mPointerGesture.currentGestureIdToIndex[id]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4745 | const PointerProperties& properties = mPointerGesture.currentGestureProperties[index]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4746 | const PointerCoords& coords = mPointerGesture.currentGestureCoords[index]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4747 | LOGD(" currentGesture[%d]: index=%d, toolType=%d, " |
| 4748 | "x=%0.3f, y=%0.3f, pressure=%0.3f", |
| 4749 | id, index, properties.toolType, |
| 4750 | coords.getAxisValue(AMOTION_EVENT_AXIS_X), |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4751 | coords.getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 4752 | coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE)); |
| 4753 | } |
| 4754 | for (BitSet32 idBits = mPointerGesture.lastGestureIdBits; !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4755 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4756 | uint32_t index = mPointerGesture.lastGestureIdToIndex[id]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4757 | const PointerProperties& properties = mPointerGesture.lastGestureProperties[index]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4758 | const PointerCoords& coords = mPointerGesture.lastGestureCoords[index]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4759 | LOGD(" lastGesture[%d]: index=%d, toolType=%d, " |
| 4760 | "x=%0.3f, y=%0.3f, pressure=%0.3f", |
| 4761 | id, index, properties.toolType, |
| 4762 | coords.getAxisValue(AMOTION_EVENT_AXIS_X), |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4763 | coords.getAxisValue(AMOTION_EVENT_AXIS_Y), |
| 4764 | coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE)); |
| 4765 | } |
| 4766 | #endif |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 4767 | return true; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4768 | } |
| 4769 | |
| 4770 | void TouchInputMapper::dispatchMotion(nsecs_t when, uint32_t policyFlags, uint32_t source, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4771 | int32_t action, int32_t flags, int32_t metaState, int32_t buttonState, int32_t edgeFlags, |
| 4772 | const PointerProperties* properties, const PointerCoords* coords, |
| 4773 | const uint32_t* idToIndex, BitSet32 idBits, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4774 | int32_t changedId, float xPrecision, float yPrecision, nsecs_t downTime) { |
| 4775 | PointerCoords pointerCoords[MAX_POINTERS]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4776 | PointerProperties pointerProperties[MAX_POINTERS]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4777 | uint32_t pointerCount = 0; |
| 4778 | while (!idBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4779 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4780 | uint32_t index = idToIndex[id]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4781 | pointerProperties[pointerCount].copyFrom(properties[index]); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4782 | pointerCoords[pointerCount].copyFrom(coords[index]); |
| 4783 | |
| 4784 | if (changedId >= 0 && id == uint32_t(changedId)) { |
| 4785 | action |= pointerCount << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT; |
| 4786 | } |
| 4787 | |
| 4788 | pointerCount += 1; |
| 4789 | } |
| 4790 | |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 4791 | LOG_ASSERT(pointerCount != 0); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4792 | |
| 4793 | if (changedId >= 0 && pointerCount == 1) { |
| 4794 | // Replace initial down and final up action. |
| 4795 | // We can compare the action without masking off the changed pointer index |
| 4796 | // because we know the index is 0. |
| 4797 | if (action == AMOTION_EVENT_ACTION_POINTER_DOWN) { |
| 4798 | action = AMOTION_EVENT_ACTION_DOWN; |
| 4799 | } else if (action == AMOTION_EVENT_ACTION_POINTER_UP) { |
| 4800 | action = AMOTION_EVENT_ACTION_UP; |
| 4801 | } else { |
| 4802 | // Can't happen. |
Jeff Brown | b6110c2 | 2011-04-01 16:15:13 -0700 | [diff] [blame] | 4803 | LOG_ASSERT(false); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4804 | } |
| 4805 | } |
| 4806 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4807 | NotifyMotionArgs args(when, getDeviceId(), source, policyFlags, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4808 | action, flags, metaState, buttonState, edgeFlags, |
| 4809 | pointerCount, pointerProperties, pointerCoords, xPrecision, yPrecision, downTime); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4810 | getListener()->notifyMotion(&args); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4811 | } |
| 4812 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4813 | bool TouchInputMapper::updateMovedPointers(const PointerProperties* inProperties, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4814 | const PointerCoords* inCoords, const uint32_t* inIdToIndex, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4815 | PointerProperties* outProperties, PointerCoords* outCoords, const uint32_t* outIdToIndex, |
| 4816 | BitSet32 idBits) const { |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4817 | bool changed = false; |
| 4818 | while (!idBits.isEmpty()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4819 | uint32_t id = idBits.clearFirstMarkedBit(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4820 | uint32_t inIndex = inIdToIndex[id]; |
| 4821 | uint32_t outIndex = outIdToIndex[id]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4822 | |
| 4823 | const PointerProperties& curInProperties = inProperties[inIndex]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4824 | const PointerCoords& curInCoords = inCoords[inIndex]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4825 | PointerProperties& curOutProperties = outProperties[outIndex]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4826 | PointerCoords& curOutCoords = outCoords[outIndex]; |
| 4827 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 4828 | if (curInProperties != curOutProperties) { |
| 4829 | curOutProperties.copyFrom(curInProperties); |
| 4830 | changed = true; |
| 4831 | } |
| 4832 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 4833 | if (curInCoords != curOutCoords) { |
| 4834 | curOutCoords.copyFrom(curInCoords); |
| 4835 | changed = true; |
| 4836 | } |
| 4837 | } |
| 4838 | return changed; |
| 4839 | } |
| 4840 | |
| 4841 | void TouchInputMapper::fadePointer() { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4842 | if (mPointerController != NULL) { |
| 4843 | mPointerController->fade(PointerControllerInterface::TRANSITION_GRADUAL); |
| 4844 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 4845 | } |
| 4846 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4847 | bool TouchInputMapper::isPointInsideSurface(int32_t x, int32_t y) { |
| 4848 | return x >= mRawPointerAxes.x.minValue && x <= mRawPointerAxes.x.maxValue |
| 4849 | && y >= mRawPointerAxes.y.minValue && y <= mRawPointerAxes.y.maxValue; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4850 | } |
| 4851 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4852 | const TouchInputMapper::VirtualKey* TouchInputMapper::findVirtualKeyHit( |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4853 | int32_t x, int32_t y) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4854 | size_t numVirtualKeys = mVirtualKeys.size(); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 4855 | for (size_t i = 0; i < numVirtualKeys; i++) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4856 | const VirtualKey& virtualKey = mVirtualKeys[i]; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4857 | |
| 4858 | #if DEBUG_VIRTUAL_KEYS |
| 4859 | LOGD("VirtualKeys: Hit test (%d, %d): keyCode=%d, scanCode=%d, " |
| 4860 | "left=%d, top=%d, right=%d, bottom=%d", |
| 4861 | x, y, |
| 4862 | virtualKey.keyCode, virtualKey.scanCode, |
| 4863 | virtualKey.hitLeft, virtualKey.hitTop, |
| 4864 | virtualKey.hitRight, virtualKey.hitBottom); |
| 4865 | #endif |
| 4866 | |
| 4867 | if (virtualKey.isHit(x, y)) { |
| 4868 | return & virtualKey; |
| 4869 | } |
| 4870 | } |
| 4871 | |
| 4872 | return NULL; |
| 4873 | } |
| 4874 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4875 | void TouchInputMapper::assignPointerIds() { |
| 4876 | uint32_t currentPointerCount = mCurrentRawPointerData.pointerCount; |
| 4877 | uint32_t lastPointerCount = mLastRawPointerData.pointerCount; |
| 4878 | |
| 4879 | mCurrentRawPointerData.clearIdBits(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4880 | |
| 4881 | if (currentPointerCount == 0) { |
| 4882 | // No pointers to assign. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4883 | return; |
| 4884 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4885 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4886 | if (lastPointerCount == 0) { |
| 4887 | // All pointers are new. |
| 4888 | for (uint32_t i = 0; i < currentPointerCount; i++) { |
| 4889 | uint32_t id = i; |
| 4890 | mCurrentRawPointerData.pointers[i].id = id; |
| 4891 | mCurrentRawPointerData.idToIndex[id] = i; |
| 4892 | mCurrentRawPointerData.markIdBit(id, mCurrentRawPointerData.isHovering(i)); |
| 4893 | } |
| 4894 | return; |
| 4895 | } |
| 4896 | |
| 4897 | if (currentPointerCount == 1 && lastPointerCount == 1 |
| 4898 | && mCurrentRawPointerData.pointers[0].toolType |
| 4899 | == mLastRawPointerData.pointers[0].toolType) { |
| 4900 | // Only one pointer and no change in count so it must have the same id as before. |
| 4901 | uint32_t id = mLastRawPointerData.pointers[0].id; |
| 4902 | mCurrentRawPointerData.pointers[0].id = id; |
| 4903 | mCurrentRawPointerData.idToIndex[id] = 0; |
| 4904 | mCurrentRawPointerData.markIdBit(id, mCurrentRawPointerData.isHovering(0)); |
| 4905 | return; |
| 4906 | } |
| 4907 | |
| 4908 | // General case. |
| 4909 | // We build a heap of squared euclidean distances between current and last pointers |
| 4910 | // associated with the current and last pointer indices. Then, we find the best |
| 4911 | // match (by distance) for each current pointer. |
| 4912 | // The pointers must have the same tool type but it is possible for them to |
| 4913 | // transition from hovering to touching or vice-versa while retaining the same id. |
| 4914 | PointerDistanceHeapElement heap[MAX_POINTERS * MAX_POINTERS]; |
| 4915 | |
| 4916 | uint32_t heapSize = 0; |
| 4917 | for (uint32_t currentPointerIndex = 0; currentPointerIndex < currentPointerCount; |
| 4918 | currentPointerIndex++) { |
| 4919 | for (uint32_t lastPointerIndex = 0; lastPointerIndex < lastPointerCount; |
| 4920 | lastPointerIndex++) { |
| 4921 | const RawPointerData::Pointer& currentPointer = |
| 4922 | mCurrentRawPointerData.pointers[currentPointerIndex]; |
| 4923 | const RawPointerData::Pointer& lastPointer = |
| 4924 | mLastRawPointerData.pointers[lastPointerIndex]; |
| 4925 | if (currentPointer.toolType == lastPointer.toolType) { |
| 4926 | int64_t deltaX = currentPointer.x - lastPointer.x; |
| 4927 | int64_t deltaY = currentPointer.y - lastPointer.y; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4928 | |
| 4929 | uint64_t distance = uint64_t(deltaX * deltaX + deltaY * deltaY); |
| 4930 | |
| 4931 | // Insert new element into the heap (sift up). |
| 4932 | heap[heapSize].currentPointerIndex = currentPointerIndex; |
| 4933 | heap[heapSize].lastPointerIndex = lastPointerIndex; |
| 4934 | heap[heapSize].distance = distance; |
| 4935 | heapSize += 1; |
| 4936 | } |
| 4937 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4938 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4939 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4940 | // Heapify |
| 4941 | for (uint32_t startIndex = heapSize / 2; startIndex != 0; ) { |
| 4942 | startIndex -= 1; |
| 4943 | for (uint32_t parentIndex = startIndex; ;) { |
| 4944 | uint32_t childIndex = parentIndex * 2 + 1; |
| 4945 | if (childIndex >= heapSize) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4946 | break; |
| 4947 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4948 | |
| 4949 | if (childIndex + 1 < heapSize |
| 4950 | && heap[childIndex + 1].distance < heap[childIndex].distance) { |
| 4951 | childIndex += 1; |
| 4952 | } |
| 4953 | |
| 4954 | if (heap[parentIndex].distance <= heap[childIndex].distance) { |
| 4955 | break; |
| 4956 | } |
| 4957 | |
| 4958 | swap(heap[parentIndex], heap[childIndex]); |
| 4959 | parentIndex = childIndex; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4960 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4961 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4962 | |
| 4963 | #if DEBUG_POINTER_ASSIGNMENT |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4964 | LOGD("assignPointerIds - initial distance min-heap: size=%d", heapSize); |
| 4965 | for (size_t i = 0; i < heapSize; i++) { |
| 4966 | LOGD(" heap[%d]: cur=%d, last=%d, distance=%lld", |
| 4967 | i, heap[i].currentPointerIndex, heap[i].lastPointerIndex, |
| 4968 | heap[i].distance); |
| 4969 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4970 | #endif |
| 4971 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4972 | // Pull matches out by increasing order of distance. |
| 4973 | // To avoid reassigning pointers that have already been matched, the loop keeps track |
| 4974 | // of which last and current pointers have been matched using the matchedXXXBits variables. |
| 4975 | // It also tracks the used pointer id bits. |
| 4976 | BitSet32 matchedLastBits(0); |
| 4977 | BitSet32 matchedCurrentBits(0); |
| 4978 | BitSet32 usedIdBits(0); |
| 4979 | bool first = true; |
| 4980 | for (uint32_t i = min(currentPointerCount, lastPointerCount); heapSize > 0 && i > 0; i--) { |
| 4981 | while (heapSize > 0) { |
| 4982 | if (first) { |
| 4983 | // The first time through the loop, we just consume the root element of |
| 4984 | // the heap (the one with smallest distance). |
| 4985 | first = false; |
| 4986 | } else { |
| 4987 | // Previous iterations consumed the root element of the heap. |
| 4988 | // Pop root element off of the heap (sift down). |
| 4989 | heap[0] = heap[heapSize]; |
| 4990 | for (uint32_t parentIndex = 0; ;) { |
| 4991 | uint32_t childIndex = parentIndex * 2 + 1; |
| 4992 | if (childIndex >= heapSize) { |
| 4993 | break; |
| 4994 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 4995 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 4996 | if (childIndex + 1 < heapSize |
| 4997 | && heap[childIndex + 1].distance < heap[childIndex].distance) { |
| 4998 | childIndex += 1; |
| 4999 | } |
| 5000 | |
| 5001 | if (heap[parentIndex].distance <= heap[childIndex].distance) { |
| 5002 | break; |
| 5003 | } |
| 5004 | |
| 5005 | swap(heap[parentIndex], heap[childIndex]); |
| 5006 | parentIndex = childIndex; |
| 5007 | } |
| 5008 | |
| 5009 | #if DEBUG_POINTER_ASSIGNMENT |
| 5010 | LOGD("assignPointerIds - reduced distance min-heap: size=%d", heapSize); |
| 5011 | for (size_t i = 0; i < heapSize; i++) { |
| 5012 | LOGD(" heap[%d]: cur=%d, last=%d, distance=%lld", |
| 5013 | i, heap[i].currentPointerIndex, heap[i].lastPointerIndex, |
| 5014 | heap[i].distance); |
| 5015 | } |
| 5016 | #endif |
| 5017 | } |
| 5018 | |
| 5019 | heapSize -= 1; |
| 5020 | |
| 5021 | uint32_t currentPointerIndex = heap[0].currentPointerIndex; |
| 5022 | if (matchedCurrentBits.hasBit(currentPointerIndex)) continue; // already matched |
| 5023 | |
| 5024 | uint32_t lastPointerIndex = heap[0].lastPointerIndex; |
| 5025 | if (matchedLastBits.hasBit(lastPointerIndex)) continue; // already matched |
| 5026 | |
| 5027 | matchedCurrentBits.markBit(currentPointerIndex); |
| 5028 | matchedLastBits.markBit(lastPointerIndex); |
| 5029 | |
| 5030 | uint32_t id = mLastRawPointerData.pointers[lastPointerIndex].id; |
| 5031 | mCurrentRawPointerData.pointers[currentPointerIndex].id = id; |
| 5032 | mCurrentRawPointerData.idToIndex[id] = currentPointerIndex; |
| 5033 | mCurrentRawPointerData.markIdBit(id, |
| 5034 | mCurrentRawPointerData.isHovering(currentPointerIndex)); |
| 5035 | usedIdBits.markBit(id); |
| 5036 | |
| 5037 | #if DEBUG_POINTER_ASSIGNMENT |
| 5038 | LOGD("assignPointerIds - matched: cur=%d, last=%d, id=%d, distance=%lld", |
| 5039 | lastPointerIndex, currentPointerIndex, id, heap[0].distance); |
| 5040 | #endif |
| 5041 | break; |
| 5042 | } |
| 5043 | } |
| 5044 | |
| 5045 | // Assign fresh ids to pointers that were not matched in the process. |
| 5046 | for (uint32_t i = currentPointerCount - matchedCurrentBits.count(); i != 0; i--) { |
| 5047 | uint32_t currentPointerIndex = matchedCurrentBits.markFirstUnmarkedBit(); |
| 5048 | uint32_t id = usedIdBits.markFirstUnmarkedBit(); |
| 5049 | |
| 5050 | mCurrentRawPointerData.pointers[currentPointerIndex].id = id; |
| 5051 | mCurrentRawPointerData.idToIndex[id] = currentPointerIndex; |
| 5052 | mCurrentRawPointerData.markIdBit(id, |
| 5053 | mCurrentRawPointerData.isHovering(currentPointerIndex)); |
| 5054 | |
| 5055 | #if DEBUG_POINTER_ASSIGNMENT |
| 5056 | LOGD("assignPointerIds - assigned: cur=%d, id=%d", |
| 5057 | currentPointerIndex, id); |
| 5058 | #endif |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5059 | } |
| 5060 | } |
| 5061 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5062 | int32_t TouchInputMapper::getKeyCodeState(uint32_t sourceMask, int32_t keyCode) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5063 | if (mCurrentVirtualKey.down && mCurrentVirtualKey.keyCode == keyCode) { |
| 5064 | return AKEY_STATE_VIRTUAL; |
| 5065 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5066 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5067 | size_t numVirtualKeys = mVirtualKeys.size(); |
| 5068 | for (size_t i = 0; i < numVirtualKeys; i++) { |
| 5069 | const VirtualKey& virtualKey = mVirtualKeys[i]; |
| 5070 | if (virtualKey.keyCode == keyCode) { |
| 5071 | return AKEY_STATE_UP; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5072 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5073 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5074 | |
| 5075 | return AKEY_STATE_UNKNOWN; |
| 5076 | } |
| 5077 | |
| 5078 | int32_t TouchInputMapper::getScanCodeState(uint32_t sourceMask, int32_t scanCode) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5079 | if (mCurrentVirtualKey.down && mCurrentVirtualKey.scanCode == scanCode) { |
| 5080 | return AKEY_STATE_VIRTUAL; |
| 5081 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5082 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5083 | size_t numVirtualKeys = mVirtualKeys.size(); |
| 5084 | for (size_t i = 0; i < numVirtualKeys; i++) { |
| 5085 | const VirtualKey& virtualKey = mVirtualKeys[i]; |
| 5086 | if (virtualKey.scanCode == scanCode) { |
| 5087 | return AKEY_STATE_UP; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5088 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5089 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5090 | |
| 5091 | return AKEY_STATE_UNKNOWN; |
| 5092 | } |
| 5093 | |
| 5094 | bool TouchInputMapper::markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 5095 | const int32_t* keyCodes, uint8_t* outFlags) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5096 | size_t numVirtualKeys = mVirtualKeys.size(); |
| 5097 | for (size_t i = 0; i < numVirtualKeys; i++) { |
| 5098 | const VirtualKey& virtualKey = mVirtualKeys[i]; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5099 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5100 | for (size_t i = 0; i < numCodes; i++) { |
| 5101 | if (virtualKey.keyCode == keyCodes[i]) { |
| 5102 | outFlags[i] = 1; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5103 | } |
| 5104 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5105 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5106 | |
| 5107 | return true; |
| 5108 | } |
| 5109 | |
| 5110 | |
| 5111 | // --- SingleTouchInputMapper --- |
| 5112 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 5113 | SingleTouchInputMapper::SingleTouchInputMapper(InputDevice* device) : |
| 5114 | TouchInputMapper(device) { |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5115 | clearState(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5116 | } |
| 5117 | |
| 5118 | SingleTouchInputMapper::~SingleTouchInputMapper() { |
| 5119 | } |
| 5120 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5121 | void SingleTouchInputMapper::clearState() { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5122 | mCursorButtonAccumulator.clearButtons(); |
| 5123 | mTouchButtonAccumulator.clearButtons(); |
| 5124 | mSingleTouchMotionAccumulator.clearAbsoluteAxes(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5125 | } |
| 5126 | |
| 5127 | void SingleTouchInputMapper::reset() { |
| 5128 | TouchInputMapper::reset(); |
| 5129 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5130 | clearState(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5131 | } |
| 5132 | |
| 5133 | void SingleTouchInputMapper::process(const RawEvent* rawEvent) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5134 | mCursorButtonAccumulator.process(rawEvent); |
| 5135 | mTouchButtonAccumulator.process(rawEvent); |
| 5136 | mSingleTouchMotionAccumulator.process(rawEvent); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5137 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5138 | if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_REPORT) { |
| 5139 | sync(rawEvent->when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5140 | } |
| 5141 | } |
| 5142 | |
| 5143 | void SingleTouchInputMapper::sync(nsecs_t when) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5144 | mCurrentRawPointerData.clear(); |
| 5145 | mCurrentButtonState = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5146 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5147 | if (mTouchButtonAccumulator.isActive()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5148 | mCurrentRawPointerData.pointerCount = 1; |
| 5149 | mCurrentRawPointerData.idToIndex[0] = 0; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5150 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5151 | bool isHovering = mTouchButtonAccumulator.isHovering() |
| 5152 | || mSingleTouchMotionAccumulator.getAbsoluteDistance() > 0; |
| 5153 | mCurrentRawPointerData.markIdBit(0, isHovering); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5154 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5155 | RawPointerData::Pointer& outPointer = mCurrentRawPointerData.pointers[0]; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5156 | outPointer.id = 0; |
| 5157 | outPointer.x = mSingleTouchMotionAccumulator.getAbsoluteX(); |
| 5158 | outPointer.y = mSingleTouchMotionAccumulator.getAbsoluteY(); |
| 5159 | outPointer.pressure = mSingleTouchMotionAccumulator.getAbsolutePressure(); |
| 5160 | outPointer.touchMajor = 0; |
| 5161 | outPointer.touchMinor = 0; |
| 5162 | outPointer.toolMajor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 5163 | outPointer.toolMinor = mSingleTouchMotionAccumulator.getAbsoluteToolWidth(); |
| 5164 | outPointer.orientation = 0; |
| 5165 | outPointer.distance = mSingleTouchMotionAccumulator.getAbsoluteDistance(); |
| 5166 | outPointer.toolType = mTouchButtonAccumulator.getToolType(); |
| 5167 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 5168 | outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5169 | } |
| 5170 | outPointer.isHovering = isHovering; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5171 | |
| 5172 | mCurrentButtonState = mTouchButtonAccumulator.getButtonState() |
| 5173 | | mCursorButtonAccumulator.getButtonState(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5174 | } |
| 5175 | |
| 5176 | syncTouch(when, true); |
| 5177 | } |
| 5178 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5179 | void SingleTouchInputMapper::configureRawPointerAxes() { |
| 5180 | TouchInputMapper::configureRawPointerAxes(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5181 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5182 | mTouchButtonAccumulator.configure(getDevice()); |
| 5183 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5184 | getAbsoluteAxisInfo(ABS_X, &mRawPointerAxes.x); |
| 5185 | getAbsoluteAxisInfo(ABS_Y, &mRawPointerAxes.y); |
| 5186 | getAbsoluteAxisInfo(ABS_PRESSURE, &mRawPointerAxes.pressure); |
| 5187 | getAbsoluteAxisInfo(ABS_TOOL_WIDTH, &mRawPointerAxes.toolMajor); |
| 5188 | getAbsoluteAxisInfo(ABS_DISTANCE, &mRawPointerAxes.distance); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5189 | } |
| 5190 | |
| 5191 | |
| 5192 | // --- MultiTouchInputMapper --- |
| 5193 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 5194 | MultiTouchInputMapper::MultiTouchInputMapper(InputDevice* device) : |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5195 | TouchInputMapper(device) { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5196 | } |
| 5197 | |
| 5198 | MultiTouchInputMapper::~MultiTouchInputMapper() { |
| 5199 | } |
| 5200 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5201 | void MultiTouchInputMapper::clearState() { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5202 | mCursorButtonAccumulator.clearButtons(); |
| 5203 | mTouchButtonAccumulator.clearButtons(); |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5204 | mPointerIdBits.clear(); |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5205 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5206 | if (mMultiTouchMotionAccumulator.isUsingSlotsProtocol()) { |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5207 | // Query the driver for the current slot index and use it as the initial slot |
| 5208 | // before we start reading events from the device. It is possible that the |
| 5209 | // current slot index will not be the same as it was when the first event was |
| 5210 | // written into the evdev buffer, which means the input mapper could start |
| 5211 | // out of sync with the initial state of the events in the evdev buffer. |
| 5212 | // In the extremely unlikely case that this happens, the data from |
| 5213 | // two slots will be confused until the next ABS_MT_SLOT event is received. |
| 5214 | // This can cause the touch point to "jump", but at least there will be |
| 5215 | // no stuck touches. |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5216 | int32_t initialSlot; |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5217 | status_t status = getEventHub()->getAbsoluteAxisValue(getDeviceId(), ABS_MT_SLOT, |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5218 | &initialSlot); |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5219 | if (status) { |
| 5220 | LOGW("Could not retrieve current multitouch slot index. status=%d", status); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5221 | initialSlot = -1; |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5222 | } |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5223 | mMultiTouchMotionAccumulator.clearSlots(initialSlot); |
| 5224 | } else { |
| 5225 | mMultiTouchMotionAccumulator.clearSlots(-1); |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5226 | } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5227 | } |
| 5228 | |
| 5229 | void MultiTouchInputMapper::reset() { |
| 5230 | TouchInputMapper::reset(); |
| 5231 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5232 | clearState(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5233 | } |
| 5234 | |
| 5235 | void MultiTouchInputMapper::process(const RawEvent* rawEvent) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5236 | mCursorButtonAccumulator.process(rawEvent); |
| 5237 | mTouchButtonAccumulator.process(rawEvent); |
| 5238 | mMultiTouchMotionAccumulator.process(rawEvent); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 5239 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5240 | if (rawEvent->type == EV_SYN && rawEvent->scanCode == SYN_REPORT) { |
| 5241 | sync(rawEvent->when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5242 | } |
| 5243 | } |
| 5244 | |
| 5245 | void MultiTouchInputMapper::sync(nsecs_t when) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5246 | size_t inCount = mMultiTouchMotionAccumulator.getSlotCount(); |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5247 | size_t outCount = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5248 | bool havePointerIds = true; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5249 | BitSet32 newPointerIdBits; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5250 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5251 | mCurrentRawPointerData.clear(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5252 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5253 | for (size_t inIndex = 0; inIndex < inCount; inIndex++) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5254 | const MultiTouchMotionAccumulator::Slot* inSlot = |
| 5255 | mMultiTouchMotionAccumulator.getSlot(inIndex); |
| 5256 | if (!inSlot->isInUse()) { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5257 | continue; |
| 5258 | } |
| 5259 | |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5260 | if (outCount >= MAX_POINTERS) { |
| 5261 | #if DEBUG_POINTERS |
| 5262 | LOGD("MultiTouch device %s emitted more than maximum of %d pointers; " |
| 5263 | "ignoring the rest.", |
| 5264 | getDeviceName().string(), MAX_POINTERS); |
| 5265 | #endif |
| 5266 | break; // too many fingers! |
| 5267 | } |
| 5268 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5269 | RawPointerData::Pointer& outPointer = mCurrentRawPointerData.pointers[outCount]; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5270 | outPointer.x = inSlot->getX(); |
| 5271 | outPointer.y = inSlot->getY(); |
| 5272 | outPointer.pressure = inSlot->getPressure(); |
| 5273 | outPointer.touchMajor = inSlot->getTouchMajor(); |
| 5274 | outPointer.touchMinor = inSlot->getTouchMinor(); |
| 5275 | outPointer.toolMajor = inSlot->getToolMajor(); |
| 5276 | outPointer.toolMinor = inSlot->getToolMinor(); |
| 5277 | outPointer.orientation = inSlot->getOrientation(); |
| 5278 | outPointer.distance = inSlot->getDistance(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5279 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5280 | outPointer.toolType = inSlot->getToolType(); |
| 5281 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 5282 | outPointer.toolType = mTouchButtonAccumulator.getToolType(); |
| 5283 | if (outPointer.toolType == AMOTION_EVENT_TOOL_TYPE_UNKNOWN) { |
| 5284 | outPointer.toolType = AMOTION_EVENT_TOOL_TYPE_FINGER; |
| 5285 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 5286 | } |
| 5287 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5288 | bool isHovering = mTouchButtonAccumulator.isHovering() |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5289 | || inSlot->getDistance() > 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5290 | outPointer.isHovering = isHovering; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 5291 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 5292 | // Assign pointer id using tracking id if available. |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5293 | if (havePointerIds) { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5294 | int32_t trackingId = inSlot->getTrackingId(); |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5295 | int32_t id = -1; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5296 | if (trackingId >= 0) { |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5297 | for (BitSet32 idBits(mPointerIdBits); !idBits.isEmpty(); ) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5298 | uint32_t n = idBits.clearFirstMarkedBit(); |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5299 | if (mPointerTrackingIdMap[n] == trackingId) { |
| 5300 | id = n; |
| 5301 | } |
| 5302 | } |
| 5303 | |
| 5304 | if (id < 0 && !mPointerIdBits.isFull()) { |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5305 | id = mPointerIdBits.markFirstUnmarkedBit(); |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5306 | mPointerTrackingIdMap[id] = trackingId; |
| 5307 | } |
| 5308 | } |
| 5309 | if (id < 0) { |
| 5310 | havePointerIds = false; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5311 | mCurrentRawPointerData.clearIdBits(); |
| 5312 | newPointerIdBits.clear(); |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5313 | } else { |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5314 | outPointer.id = id; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5315 | mCurrentRawPointerData.idToIndex[id] = outCount; |
| 5316 | mCurrentRawPointerData.markIdBit(id, isHovering); |
| 5317 | newPointerIdBits.markBit(id); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5318 | } |
| 5319 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5320 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5321 | outCount += 1; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5322 | } |
| 5323 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5324 | mCurrentRawPointerData.pointerCount = outCount; |
| 5325 | mCurrentButtonState = mTouchButtonAccumulator.getButtonState() |
| 5326 | | mCursorButtonAccumulator.getButtonState(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 5327 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5328 | mPointerIdBits = newPointerIdBits; |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 5329 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 5330 | syncTouch(when, havePointerIds); |
Jeff Brown | 2dfd7a7 | 2010-08-17 20:38:35 -0700 | [diff] [blame] | 5331 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5332 | if (!mMultiTouchMotionAccumulator.isUsingSlotsProtocol()) { |
| 5333 | mMultiTouchMotionAccumulator.clearSlots(-1); |
Jeff Brown | 441a9c2 | 2011-06-02 18:22:25 -0700 | [diff] [blame] | 5334 | } |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5335 | } |
| 5336 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5337 | void MultiTouchInputMapper::configureRawPointerAxes() { |
| 5338 | TouchInputMapper::configureRawPointerAxes(); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5339 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5340 | mTouchButtonAccumulator.configure(getDevice()); |
| 5341 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5342 | getAbsoluteAxisInfo(ABS_MT_POSITION_X, &mRawPointerAxes.x); |
| 5343 | getAbsoluteAxisInfo(ABS_MT_POSITION_Y, &mRawPointerAxes.y); |
| 5344 | getAbsoluteAxisInfo(ABS_MT_TOUCH_MAJOR, &mRawPointerAxes.touchMajor); |
| 5345 | getAbsoluteAxisInfo(ABS_MT_TOUCH_MINOR, &mRawPointerAxes.touchMinor); |
| 5346 | getAbsoluteAxisInfo(ABS_MT_WIDTH_MAJOR, &mRawPointerAxes.toolMajor); |
| 5347 | getAbsoluteAxisInfo(ABS_MT_WIDTH_MINOR, &mRawPointerAxes.toolMinor); |
| 5348 | getAbsoluteAxisInfo(ABS_MT_ORIENTATION, &mRawPointerAxes.orientation); |
| 5349 | getAbsoluteAxisInfo(ABS_MT_PRESSURE, &mRawPointerAxes.pressure); |
| 5350 | getAbsoluteAxisInfo(ABS_MT_DISTANCE, &mRawPointerAxes.distance); |
| 5351 | getAbsoluteAxisInfo(ABS_MT_TRACKING_ID, &mRawPointerAxes.trackingId); |
| 5352 | getAbsoluteAxisInfo(ABS_MT_SLOT, &mRawPointerAxes.slot); |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5353 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5354 | if (mRawPointerAxes.trackingId.valid |
| 5355 | && mRawPointerAxes.slot.valid |
| 5356 | && mRawPointerAxes.slot.minValue == 0 && mRawPointerAxes.slot.maxValue > 0) { |
| 5357 | size_t slotCount = mRawPointerAxes.slot.maxValue + 1; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5358 | if (slotCount > MAX_SLOTS) { |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5359 | LOGW("MultiTouch Device %s reported %d slots but the framework " |
| 5360 | "only supports a maximum of %d slots at this time.", |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5361 | getDeviceName().string(), slotCount, MAX_SLOTS); |
| 5362 | slotCount = MAX_SLOTS; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5363 | } |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5364 | mMultiTouchMotionAccumulator.configure(slotCount, true /*usingSlotsProtocol*/); |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5365 | } else { |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 5366 | mMultiTouchMotionAccumulator.configure(MAX_POINTERS, false /*usingSlotsProtocol*/); |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 5367 | } |
| 5368 | |
Jeff Brown | 2717eff | 2011-06-30 23:53:07 -0700 | [diff] [blame] | 5369 | clearState(); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 5370 | } |
| 5371 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5372 | |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5373 | // --- JoystickInputMapper --- |
| 5374 | |
| 5375 | JoystickInputMapper::JoystickInputMapper(InputDevice* device) : |
| 5376 | InputMapper(device) { |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5377 | } |
| 5378 | |
| 5379 | JoystickInputMapper::~JoystickInputMapper() { |
| 5380 | } |
| 5381 | |
| 5382 | uint32_t JoystickInputMapper::getSources() { |
| 5383 | return AINPUT_SOURCE_JOYSTICK; |
| 5384 | } |
| 5385 | |
| 5386 | void JoystickInputMapper::populateDeviceInfo(InputDeviceInfo* info) { |
| 5387 | InputMapper::populateDeviceInfo(info); |
| 5388 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5389 | for (size_t i = 0; i < mAxes.size(); i++) { |
| 5390 | const Axis& axis = mAxes.valueAt(i); |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 5391 | info->addMotionRange(axis.axisInfo.axis, AINPUT_SOURCE_JOYSTICK, |
| 5392 | axis.min, axis.max, axis.flat, axis.fuzz); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5393 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 5394 | info->addMotionRange(axis.axisInfo.highAxis, AINPUT_SOURCE_JOYSTICK, |
| 5395 | axis.min, axis.max, axis.flat, axis.fuzz); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5396 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5397 | } |
| 5398 | } |
| 5399 | |
| 5400 | void JoystickInputMapper::dump(String8& dump) { |
| 5401 | dump.append(INDENT2 "Joystick Input Mapper:\n"); |
| 5402 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5403 | dump.append(INDENT3 "Axes:\n"); |
| 5404 | size_t numAxes = mAxes.size(); |
| 5405 | for (size_t i = 0; i < numAxes; i++) { |
| 5406 | const Axis& axis = mAxes.valueAt(i); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5407 | const char* label = getAxisLabel(axis.axisInfo.axis); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5408 | if (label) { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5409 | dump.appendFormat(INDENT4 "%s", label); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5410 | } else { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5411 | dump.appendFormat(INDENT4 "%d", axis.axisInfo.axis); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5412 | } |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5413 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 5414 | label = getAxisLabel(axis.axisInfo.highAxis); |
| 5415 | if (label) { |
| 5416 | dump.appendFormat(" / %s (split at %d)", label, axis.axisInfo.splitValue); |
| 5417 | } else { |
| 5418 | dump.appendFormat(" / %d (split at %d)", axis.axisInfo.highAxis, |
| 5419 | axis.axisInfo.splitValue); |
| 5420 | } |
| 5421 | } else if (axis.axisInfo.mode == AxisInfo::MODE_INVERT) { |
| 5422 | dump.append(" (invert)"); |
| 5423 | } |
| 5424 | |
| 5425 | dump.appendFormat(": min=%0.5f, max=%0.5f, flat=%0.5f, fuzz=%0.5f\n", |
| 5426 | axis.min, axis.max, axis.flat, axis.fuzz); |
| 5427 | dump.appendFormat(INDENT4 " scale=%0.5f, offset=%0.5f, " |
| 5428 | "highScale=%0.5f, highOffset=%0.5f\n", |
| 5429 | axis.scale, axis.offset, axis.highScale, axis.highOffset); |
Jeff Brown | b3a2d13 | 2011-06-12 18:14:50 -0700 | [diff] [blame] | 5430 | dump.appendFormat(INDENT4 " rawAxis=%d, rawMin=%d, rawMax=%d, " |
| 5431 | "rawFlat=%d, rawFuzz=%d, rawResolution=%d\n", |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5432 | mAxes.keyAt(i), axis.rawAxisInfo.minValue, axis.rawAxisInfo.maxValue, |
Jeff Brown | b3a2d13 | 2011-06-12 18:14:50 -0700 | [diff] [blame] | 5433 | axis.rawAxisInfo.flat, axis.rawAxisInfo.fuzz, axis.rawAxisInfo.resolution); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5434 | } |
| 5435 | } |
| 5436 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5437 | void JoystickInputMapper::configure(const InputReaderConfiguration* config, uint32_t changes) { |
| 5438 | InputMapper::configure(config, changes); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5439 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5440 | if (!changes) { // first time only |
| 5441 | // Collect all axes. |
| 5442 | for (int32_t abs = 0; abs <= ABS_MAX; abs++) { |
| 5443 | RawAbsoluteAxisInfo rawAxisInfo; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5444 | getAbsoluteAxisInfo(abs, &rawAxisInfo); |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5445 | if (rawAxisInfo.valid) { |
| 5446 | // Map axis. |
| 5447 | AxisInfo axisInfo; |
| 5448 | bool explicitlyMapped = !getEventHub()->mapAxis(getDeviceId(), abs, &axisInfo); |
| 5449 | if (!explicitlyMapped) { |
| 5450 | // Axis is not explicitly mapped, will choose a generic axis later. |
| 5451 | axisInfo.mode = AxisInfo::MODE_NORMAL; |
| 5452 | axisInfo.axis = -1; |
| 5453 | } |
| 5454 | |
| 5455 | // Apply flat override. |
| 5456 | int32_t rawFlat = axisInfo.flatOverride < 0 |
| 5457 | ? rawAxisInfo.flat : axisInfo.flatOverride; |
| 5458 | |
| 5459 | // Calculate scaling factors and limits. |
| 5460 | Axis axis; |
| 5461 | if (axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 5462 | float scale = 1.0f / (axisInfo.splitValue - rawAxisInfo.minValue); |
| 5463 | float highScale = 1.0f / (rawAxisInfo.maxValue - axisInfo.splitValue); |
| 5464 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 5465 | scale, 0.0f, highScale, 0.0f, |
| 5466 | 0.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale); |
| 5467 | } else if (isCenteredAxis(axisInfo.axis)) { |
| 5468 | float scale = 2.0f / (rawAxisInfo.maxValue - rawAxisInfo.minValue); |
| 5469 | float offset = avg(rawAxisInfo.minValue, rawAxisInfo.maxValue) * -scale; |
| 5470 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 5471 | scale, offset, scale, offset, |
| 5472 | -1.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale); |
| 5473 | } else { |
| 5474 | float scale = 1.0f / (rawAxisInfo.maxValue - rawAxisInfo.minValue); |
| 5475 | axis.initialize(rawAxisInfo, axisInfo, explicitlyMapped, |
| 5476 | scale, 0.0f, scale, 0.0f, |
| 5477 | 0.0f, 1.0f, rawFlat * scale, rawAxisInfo.fuzz * scale); |
| 5478 | } |
| 5479 | |
| 5480 | // To eliminate noise while the joystick is at rest, filter out small variations |
| 5481 | // in axis values up front. |
| 5482 | axis.filter = axis.flat * 0.25f; |
| 5483 | |
| 5484 | mAxes.add(abs, axis); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5485 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5486 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5487 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5488 | // If there are too many axes, start dropping them. |
| 5489 | // Prefer to keep explicitly mapped axes. |
| 5490 | if (mAxes.size() > PointerCoords::MAX_AXES) { |
| 5491 | LOGI("Joystick '%s' has %d axes but the framework only supports a maximum of %d.", |
| 5492 | getDeviceName().string(), mAxes.size(), PointerCoords::MAX_AXES); |
| 5493 | pruneAxes(true); |
| 5494 | pruneAxes(false); |
| 5495 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5496 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5497 | // Assign generic axis ids to remaining axes. |
| 5498 | int32_t nextGenericAxisId = AMOTION_EVENT_AXIS_GENERIC_1; |
| 5499 | size_t numAxes = mAxes.size(); |
| 5500 | for (size_t i = 0; i < numAxes; i++) { |
| 5501 | Axis& axis = mAxes.editValueAt(i); |
| 5502 | if (axis.axisInfo.axis < 0) { |
| 5503 | while (nextGenericAxisId <= AMOTION_EVENT_AXIS_GENERIC_16 |
| 5504 | && haveAxis(nextGenericAxisId)) { |
| 5505 | nextGenericAxisId += 1; |
| 5506 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5507 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 5508 | if (nextGenericAxisId <= AMOTION_EVENT_AXIS_GENERIC_16) { |
| 5509 | axis.axisInfo.axis = nextGenericAxisId; |
| 5510 | nextGenericAxisId += 1; |
| 5511 | } else { |
| 5512 | LOGI("Ignoring joystick '%s' axis %d because all of the generic axis ids " |
| 5513 | "have already been assigned to other axes.", |
| 5514 | getDeviceName().string(), mAxes.keyAt(i)); |
| 5515 | mAxes.removeItemsAt(i--); |
| 5516 | numAxes -= 1; |
| 5517 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5518 | } |
| 5519 | } |
| 5520 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5521 | } |
| 5522 | |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5523 | bool JoystickInputMapper::haveAxis(int32_t axisId) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5524 | size_t numAxes = mAxes.size(); |
| 5525 | for (size_t i = 0; i < numAxes; i++) { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5526 | const Axis& axis = mAxes.valueAt(i); |
| 5527 | if (axis.axisInfo.axis == axisId |
| 5528 | || (axis.axisInfo.mode == AxisInfo::MODE_SPLIT |
| 5529 | && axis.axisInfo.highAxis == axisId)) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5530 | return true; |
| 5531 | } |
| 5532 | } |
| 5533 | return false; |
| 5534 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5535 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5536 | void JoystickInputMapper::pruneAxes(bool ignoreExplicitlyMappedAxes) { |
| 5537 | size_t i = mAxes.size(); |
| 5538 | while (mAxes.size() > PointerCoords::MAX_AXES && i-- > 0) { |
| 5539 | if (ignoreExplicitlyMappedAxes && mAxes.valueAt(i).explicitlyMapped) { |
| 5540 | continue; |
| 5541 | } |
| 5542 | LOGI("Discarding joystick '%s' axis %d because there are too many axes.", |
| 5543 | getDeviceName().string(), mAxes.keyAt(i)); |
| 5544 | mAxes.removeItemsAt(i); |
| 5545 | } |
| 5546 | } |
| 5547 | |
| 5548 | bool JoystickInputMapper::isCenteredAxis(int32_t axis) { |
| 5549 | switch (axis) { |
| 5550 | case AMOTION_EVENT_AXIS_X: |
| 5551 | case AMOTION_EVENT_AXIS_Y: |
| 5552 | case AMOTION_EVENT_AXIS_Z: |
| 5553 | case AMOTION_EVENT_AXIS_RX: |
| 5554 | case AMOTION_EVENT_AXIS_RY: |
| 5555 | case AMOTION_EVENT_AXIS_RZ: |
| 5556 | case AMOTION_EVENT_AXIS_HAT_X: |
| 5557 | case AMOTION_EVENT_AXIS_HAT_Y: |
| 5558 | case AMOTION_EVENT_AXIS_ORIENTATION: |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5559 | case AMOTION_EVENT_AXIS_RUDDER: |
| 5560 | case AMOTION_EVENT_AXIS_WHEEL: |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5561 | return true; |
| 5562 | default: |
| 5563 | return false; |
| 5564 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5565 | } |
| 5566 | |
| 5567 | void JoystickInputMapper::reset() { |
| 5568 | // Recenter all axes. |
| 5569 | nsecs_t when = systemTime(SYSTEM_TIME_MONOTONIC); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5570 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5571 | size_t numAxes = mAxes.size(); |
| 5572 | for (size_t i = 0; i < numAxes; i++) { |
| 5573 | Axis& axis = mAxes.editValueAt(i); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5574 | axis.resetValue(); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5575 | } |
| 5576 | |
| 5577 | sync(when, true /*force*/); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5578 | |
| 5579 | InputMapper::reset(); |
| 5580 | } |
| 5581 | |
| 5582 | void JoystickInputMapper::process(const RawEvent* rawEvent) { |
| 5583 | switch (rawEvent->type) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5584 | case EV_ABS: { |
| 5585 | ssize_t index = mAxes.indexOfKey(rawEvent->scanCode); |
| 5586 | if (index >= 0) { |
| 5587 | Axis& axis = mAxes.editValueAt(index); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5588 | float newValue, highNewValue; |
| 5589 | switch (axis.axisInfo.mode) { |
| 5590 | case AxisInfo::MODE_INVERT: |
| 5591 | newValue = (axis.rawAxisInfo.maxValue - rawEvent->value) |
| 5592 | * axis.scale + axis.offset; |
| 5593 | highNewValue = 0.0f; |
| 5594 | break; |
| 5595 | case AxisInfo::MODE_SPLIT: |
| 5596 | if (rawEvent->value < axis.axisInfo.splitValue) { |
| 5597 | newValue = (axis.axisInfo.splitValue - rawEvent->value) |
| 5598 | * axis.scale + axis.offset; |
| 5599 | highNewValue = 0.0f; |
| 5600 | } else if (rawEvent->value > axis.axisInfo.splitValue) { |
| 5601 | newValue = 0.0f; |
| 5602 | highNewValue = (rawEvent->value - axis.axisInfo.splitValue) |
| 5603 | * axis.highScale + axis.highOffset; |
| 5604 | } else { |
| 5605 | newValue = 0.0f; |
| 5606 | highNewValue = 0.0f; |
| 5607 | } |
| 5608 | break; |
| 5609 | default: |
| 5610 | newValue = rawEvent->value * axis.scale + axis.offset; |
| 5611 | highNewValue = 0.0f; |
| 5612 | break; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5613 | } |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5614 | axis.newValue = newValue; |
| 5615 | axis.highNewValue = highNewValue; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5616 | } |
| 5617 | break; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5618 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5619 | |
| 5620 | case EV_SYN: |
| 5621 | switch (rawEvent->scanCode) { |
| 5622 | case SYN_REPORT: |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5623 | sync(rawEvent->when, false /*force*/); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5624 | break; |
| 5625 | } |
| 5626 | break; |
| 5627 | } |
| 5628 | } |
| 5629 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5630 | void JoystickInputMapper::sync(nsecs_t when, bool force) { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5631 | if (!filterAxes(force)) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5632 | return; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5633 | } |
| 5634 | |
| 5635 | int32_t metaState = mContext->getGlobalMetaState(); |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 5636 | int32_t buttonState = 0; |
| 5637 | |
| 5638 | PointerProperties pointerProperties; |
| 5639 | pointerProperties.clear(); |
| 5640 | pointerProperties.id = 0; |
| 5641 | pointerProperties.toolType = AMOTION_EVENT_TOOL_TYPE_UNKNOWN; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5642 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5643 | PointerCoords pointerCoords; |
| 5644 | pointerCoords.clear(); |
| 5645 | |
| 5646 | size_t numAxes = mAxes.size(); |
| 5647 | for (size_t i = 0; i < numAxes; i++) { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5648 | const Axis& axis = mAxes.valueAt(i); |
| 5649 | pointerCoords.setAxisValue(axis.axisInfo.axis, axis.currentValue); |
| 5650 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 5651 | pointerCoords.setAxisValue(axis.axisInfo.highAxis, axis.highCurrentValue); |
| 5652 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5653 | } |
| 5654 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 5655 | // Moving a joystick axis should not wake the devide because joysticks can |
| 5656 | // be fairly noisy even when not in use. On the other hand, pushing a gamepad |
| 5657 | // button will likely wake the device. |
| 5658 | // TODO: Use the input device configuration to control this behavior more finely. |
| 5659 | uint32_t policyFlags = 0; |
| 5660 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5661 | NotifyMotionArgs args(when, getDeviceId(), AINPUT_SOURCE_JOYSTICK, policyFlags, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 5662 | AMOTION_EVENT_ACTION_MOVE, 0, metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE, |
| 5663 | 1, &pointerProperties, &pointerCoords, 0, 0, 0); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame^] | 5664 | getListener()->notifyMotion(&args); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5665 | } |
| 5666 | |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5667 | bool JoystickInputMapper::filterAxes(bool force) { |
| 5668 | bool atLeastOneSignificantChange = force; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5669 | size_t numAxes = mAxes.size(); |
| 5670 | for (size_t i = 0; i < numAxes; i++) { |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 5671 | Axis& axis = mAxes.editValueAt(i); |
| 5672 | if (force || hasValueChangedSignificantly(axis.filter, |
| 5673 | axis.newValue, axis.currentValue, axis.min, axis.max)) { |
| 5674 | axis.currentValue = axis.newValue; |
| 5675 | atLeastOneSignificantChange = true; |
| 5676 | } |
| 5677 | if (axis.axisInfo.mode == AxisInfo::MODE_SPLIT) { |
| 5678 | if (force || hasValueChangedSignificantly(axis.filter, |
| 5679 | axis.highNewValue, axis.highCurrentValue, axis.min, axis.max)) { |
| 5680 | axis.highCurrentValue = axis.highNewValue; |
| 5681 | atLeastOneSignificantChange = true; |
| 5682 | } |
| 5683 | } |
| 5684 | } |
| 5685 | return atLeastOneSignificantChange; |
| 5686 | } |
| 5687 | |
| 5688 | bool JoystickInputMapper::hasValueChangedSignificantly( |
| 5689 | float filter, float newValue, float currentValue, float min, float max) { |
| 5690 | if (newValue != currentValue) { |
| 5691 | // Filter out small changes in value unless the value is converging on the axis |
| 5692 | // bounds or center point. This is intended to reduce the amount of information |
| 5693 | // sent to applications by particularly noisy joysticks (such as PS3). |
| 5694 | if (fabs(newValue - currentValue) > filter |
| 5695 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, min) |
| 5696 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, max) |
| 5697 | || hasMovedNearerToValueWithinFilteredRange(filter, newValue, currentValue, 0)) { |
| 5698 | return true; |
| 5699 | } |
| 5700 | } |
| 5701 | return false; |
| 5702 | } |
| 5703 | |
| 5704 | bool JoystickInputMapper::hasMovedNearerToValueWithinFilteredRange( |
| 5705 | float filter, float newValue, float currentValue, float thresholdValue) { |
| 5706 | float newDistance = fabs(newValue - thresholdValue); |
| 5707 | if (newDistance < filter) { |
| 5708 | float oldDistance = fabs(currentValue - thresholdValue); |
| 5709 | if (newDistance < oldDistance) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5710 | return true; |
| 5711 | } |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5712 | } |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 5713 | return false; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 5714 | } |
| 5715 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 5716 | } // namespace android |