Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [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 | |
| 17 | #ifndef _UI_INPUT_READER_H |
| 18 | #define _UI_INPUT_READER_H |
| 19 | |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 20 | #include "EventHub.h" |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 21 | #include "PointerController.h" |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 22 | #include "InputListener.h" |
Jeff Brown | b4ff35d | 2011-01-02 16:37:43 -0800 | [diff] [blame] | 23 | |
Jeff Brown | 9d3b1a4 | 2013-07-01 19:07:15 -0700 | [diff] [blame] | 24 | #include <input/Input.h> |
| 25 | #include <input/VelocityControl.h> |
| 26 | #include <input/VelocityTracker.h> |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 27 | #include <utils/KeyedVector.h> |
| 28 | #include <utils/threads.h> |
| 29 | #include <utils/Timers.h> |
| 30 | #include <utils/RefBase.h> |
| 31 | #include <utils/String8.h> |
| 32 | #include <utils/BitSet.h> |
| 33 | |
| 34 | #include <stddef.h> |
| 35 | #include <unistd.h> |
| 36 | |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 37 | // Maximum supported size of a vibration pattern. |
| 38 | // Must be at least 2. |
| 39 | #define MAX_VIBRATE_PATTERN_SIZE 100 |
| 40 | |
| 41 | // Maximum allowable delay value in a vibration pattern before |
| 42 | // which the delay will be truncated. |
| 43 | #define MAX_VIBRATE_PATTERN_DELAY_NSECS (1000000 * 1000000000LL) |
| 44 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 45 | namespace android { |
| 46 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 47 | class InputDevice; |
| 48 | class InputMapper; |
| 49 | |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 50 | /* |
| 51 | * Describes how coordinates are mapped on a physical display. |
| 52 | * See com.android.server.display.DisplayViewport. |
| 53 | */ |
| 54 | struct DisplayViewport { |
| 55 | int32_t displayId; // -1 if invalid |
| 56 | int32_t orientation; |
| 57 | int32_t logicalLeft; |
| 58 | int32_t logicalTop; |
| 59 | int32_t logicalRight; |
| 60 | int32_t logicalBottom; |
| 61 | int32_t physicalLeft; |
| 62 | int32_t physicalTop; |
| 63 | int32_t physicalRight; |
| 64 | int32_t physicalBottom; |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 65 | int32_t deviceWidth; |
| 66 | int32_t deviceHeight; |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 67 | |
| 68 | DisplayViewport() : |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 69 | displayId(ADISPLAY_ID_NONE), orientation(DISPLAY_ORIENTATION_0), |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 70 | logicalLeft(0), logicalTop(0), logicalRight(0), logicalBottom(0), |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 71 | physicalLeft(0), physicalTop(0), physicalRight(0), physicalBottom(0), |
| 72 | deviceWidth(0), deviceHeight(0) { |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | bool operator==(const DisplayViewport& other) const { |
| 76 | return displayId == other.displayId |
| 77 | && orientation == other.orientation |
| 78 | && logicalLeft == other.logicalLeft |
| 79 | && logicalTop == other.logicalTop |
| 80 | && logicalRight == other.logicalRight |
| 81 | && logicalBottom == other.logicalBottom |
| 82 | && physicalLeft == other.physicalLeft |
| 83 | && physicalTop == other.physicalTop |
| 84 | && physicalRight == other.physicalRight |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 85 | && physicalBottom == other.physicalBottom |
| 86 | && deviceWidth == other.deviceWidth |
| 87 | && deviceHeight == other.deviceHeight; |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | bool operator!=(const DisplayViewport& other) const { |
| 91 | return !(*this == other); |
| 92 | } |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 93 | |
| 94 | inline bool isValid() const { |
| 95 | return displayId >= 0; |
| 96 | } |
| 97 | |
| 98 | void setNonDisplayViewport(int32_t width, int32_t height) { |
| 99 | displayId = ADISPLAY_ID_NONE; |
| 100 | orientation = DISPLAY_ORIENTATION_0; |
| 101 | logicalLeft = 0; |
| 102 | logicalTop = 0; |
| 103 | logicalRight = width; |
| 104 | logicalBottom = height; |
| 105 | physicalLeft = 0; |
| 106 | physicalTop = 0; |
| 107 | physicalRight = width; |
| 108 | physicalBottom = height; |
| 109 | deviceWidth = width; |
| 110 | deviceHeight = height; |
| 111 | } |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 112 | }; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 113 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 114 | /* |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 115 | * Input reader configuration. |
| 116 | * |
| 117 | * Specifies various options that modify the behavior of the input reader. |
| 118 | */ |
| 119 | struct InputReaderConfiguration { |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 120 | // Describes changes that have occurred. |
| 121 | enum { |
| 122 | // The pointer speed changed. |
| 123 | CHANGE_POINTER_SPEED = 1 << 0, |
| 124 | |
| 125 | // The pointer gesture control changed. |
| 126 | CHANGE_POINTER_GESTURE_ENABLEMENT = 1 << 1, |
| 127 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 128 | // The display size or orientation changed. |
| 129 | CHANGE_DISPLAY_INFO = 1 << 2, |
| 130 | |
Jeff Brown | daf4a12 | 2011-08-26 17:14:14 -0700 | [diff] [blame] | 131 | // The visible touches option changed. |
| 132 | CHANGE_SHOW_TOUCHES = 1 << 3, |
| 133 | |
Jeff Brown | 6ec6f79 | 2012-04-17 16:52:41 -0700 | [diff] [blame] | 134 | // The keyboard layouts must be reloaded. |
| 135 | CHANGE_KEYBOARD_LAYOUTS = 1 << 4, |
| 136 | |
Jeff Brown | 5bbd4b4 | 2012-04-20 19:28:00 -0700 | [diff] [blame] | 137 | // The device name alias supplied by the may have changed for some devices. |
| 138 | CHANGE_DEVICE_ALIAS = 1 << 5, |
| 139 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 140 | // All devices must be reopened. |
| 141 | CHANGE_MUST_REOPEN = 1 << 31, |
| 142 | }; |
| 143 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 144 | // Gets the amount of time to disable virtual keys after the screen is touched |
| 145 | // in order to filter out accidental virtual key presses due to swiping gestures |
| 146 | // or taps near the edge of the display. May be 0 to disable the feature. |
| 147 | nsecs_t virtualKeyQuietTime; |
| 148 | |
| 149 | // The excluded device names for the platform. |
| 150 | // Devices with these names will be ignored. |
| 151 | Vector<String8> excludedDeviceNames; |
| 152 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 153 | // Velocity control parameters for mouse pointer movements. |
| 154 | VelocityControlParameters pointerVelocityControlParameters; |
| 155 | |
| 156 | // Velocity control parameters for mouse wheel movements. |
| 157 | VelocityControlParameters wheelVelocityControlParameters; |
| 158 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 159 | // True if pointer gestures are enabled. |
| 160 | bool pointerGesturesEnabled; |
| 161 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 162 | // Quiet time between certain pointer gesture transitions. |
| 163 | // Time to allow for all fingers or buttons to settle into a stable state before |
| 164 | // starting a new gesture. |
| 165 | nsecs_t pointerGestureQuietInterval; |
| 166 | |
| 167 | // The minimum speed that a pointer must travel for us to consider switching the active |
| 168 | // touch pointer to it during a drag. This threshold is set to avoid switching due |
| 169 | // to noise from a finger resting on the touch pad (perhaps just pressing it down). |
| 170 | float pointerGestureDragMinSwitchSpeed; // in pixels per second |
| 171 | |
| 172 | // Tap gesture delay time. |
| 173 | // The time between down and up must be less than this to be considered a tap. |
| 174 | nsecs_t pointerGestureTapInterval; |
| 175 | |
| 176 | // Tap drag gesture delay time. |
| 177 | // The time between the previous tap's up and the next down must be less than |
| 178 | // this to be considered a drag. Otherwise, the previous tap is finished and a |
| 179 | // new tap begins. |
| 180 | // |
| 181 | // Note that the previous tap will be held down for this entire duration so this |
| 182 | // interval must be shorter than the long press timeout. |
| 183 | nsecs_t pointerGestureTapDragInterval; |
| 184 | |
| 185 | // The distance in pixels that the pointer is allowed to move from initial down |
| 186 | // to up and still be called a tap. |
| 187 | float pointerGestureTapSlop; // in pixels |
| 188 | |
| 189 | // Time after the first touch points go down to settle on an initial centroid. |
| 190 | // This is intended to be enough time to handle cases where the user puts down two |
| 191 | // fingers at almost but not quite exactly the same time. |
| 192 | nsecs_t pointerGestureMultitouchSettleInterval; |
| 193 | |
| 194 | // The transition from PRESS to SWIPE or FREEFORM gesture mode is made when |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 195 | // at least two pointers have moved at least this far from their starting place. |
| 196 | float pointerGestureMultitouchMinDistance; // in pixels |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 197 | |
| 198 | // The transition from PRESS to SWIPE gesture mode can only occur when the |
| 199 | // cosine of the angle between the two vectors is greater than or equal to than this value |
| 200 | // which indicates that the vectors are oriented in the same direction. |
| 201 | // When the vectors are oriented in the exactly same direction, the cosine is 1.0. |
| 202 | // (In exactly opposite directions, the cosine is -1.0.) |
| 203 | float pointerGestureSwipeTransitionAngleCosine; |
| 204 | |
| 205 | // The transition from PRESS to SWIPE gesture mode can only occur when the |
| 206 | // fingers are no more than this far apart relative to the diagonal size of |
| 207 | // the touch pad. For example, a ratio of 0.5 means that the fingers must be |
| 208 | // no more than half the diagonal size of the touch pad apart. |
| 209 | float pointerGestureSwipeMaxWidthRatio; |
| 210 | |
| 211 | // The gesture movement speed factor relative to the size of the display. |
| 212 | // Movement speed applies when the fingers are moving in the same direction. |
| 213 | // Without acceleration, a full swipe of the touch pad diagonal in movement mode |
| 214 | // will cover this portion of the display diagonal. |
| 215 | float pointerGestureMovementSpeedRatio; |
| 216 | |
| 217 | // The gesture zoom speed factor relative to the size of the display. |
| 218 | // Zoom speed applies when the fingers are mostly moving relative to each other |
| 219 | // to execute a scale gesture or similar. |
| 220 | // Without acceleration, a full swipe of the touch pad diagonal in zoom mode |
| 221 | // will cover this portion of the display diagonal. |
| 222 | float pointerGestureZoomSpeedRatio; |
| 223 | |
Jeff Brown | daf4a12 | 2011-08-26 17:14:14 -0700 | [diff] [blame] | 224 | // True to show the location of touches on the touch screen as spots. |
| 225 | bool showTouches; |
| 226 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 227 | InputReaderConfiguration() : |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 228 | virtualKeyQuietTime(0), |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 229 | pointerVelocityControlParameters(1.0f, 500.0f, 3000.0f, 3.0f), |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 230 | wheelVelocityControlParameters(1.0f, 15.0f, 50.0f, 4.0f), |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 231 | pointerGesturesEnabled(true), |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 232 | pointerGestureQuietInterval(100 * 1000000LL), // 100 ms |
| 233 | pointerGestureDragMinSwitchSpeed(50), // 50 pixels per second |
| 234 | pointerGestureTapInterval(150 * 1000000LL), // 150 ms |
| 235 | pointerGestureTapDragInterval(150 * 1000000LL), // 150 ms |
| 236 | pointerGestureTapSlop(10.0f), // 10 pixels |
| 237 | pointerGestureMultitouchSettleInterval(100 * 1000000LL), // 100 ms |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 238 | pointerGestureMultitouchMinDistance(15), // 15 pixels |
Jeff Brown | 6674d9b | 2011-06-07 16:50:14 -0700 | [diff] [blame] | 239 | pointerGestureSwipeTransitionAngleCosine(0.2588f), // cosine of 75 degrees |
Jeff Brown | bb3fcba0c | 2011-06-06 19:23:05 -0700 | [diff] [blame] | 240 | pointerGestureSwipeMaxWidthRatio(0.25f), |
| 241 | pointerGestureMovementSpeedRatio(0.8f), |
Jeff Brown | daf4a12 | 2011-08-26 17:14:14 -0700 | [diff] [blame] | 242 | pointerGestureZoomSpeedRatio(0.3f), |
| 243 | showTouches(false) { } |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 244 | |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 245 | bool getDisplayInfo(bool external, DisplayViewport* outViewport) const; |
| 246 | void setDisplayInfo(bool external, const DisplayViewport& viewport); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 247 | |
| 248 | private: |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 249 | DisplayViewport mInternalDisplay; |
| 250 | DisplayViewport mExternalDisplay; |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 251 | }; |
| 252 | |
| 253 | |
| 254 | /* |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 255 | * Input reader policy interface. |
| 256 | * |
| 257 | * The input reader policy is used by the input reader to interact with the Window Manager |
| 258 | * and other system components. |
| 259 | * |
| 260 | * The actual implementation is partially supported by callbacks into the DVM |
| 261 | * via JNI. This interface is also mocked in the unit tests. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 262 | * |
| 263 | * These methods must NOT re-enter the input reader since they may be called while |
| 264 | * holding the input reader lock. |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 265 | */ |
| 266 | class InputReaderPolicyInterface : public virtual RefBase { |
| 267 | protected: |
| 268 | InputReaderPolicyInterface() { } |
| 269 | virtual ~InputReaderPolicyInterface() { } |
| 270 | |
| 271 | public: |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 272 | /* Gets the input reader configuration. */ |
| 273 | virtual void getReaderConfiguration(InputReaderConfiguration* outConfig) = 0; |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 274 | |
| 275 | /* Gets a pointer controller associated with the specified cursor device (ie. a mouse). */ |
| 276 | virtual sp<PointerControllerInterface> obtainPointerController(int32_t deviceId) = 0; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 277 | |
| 278 | /* Notifies the input reader policy that some input devices have changed |
| 279 | * and provides information about all current input devices. |
| 280 | */ |
| 281 | virtual void notifyInputDevicesChanged(const Vector<InputDeviceInfo>& inputDevices) = 0; |
Jeff Brown | 6ec6f79 | 2012-04-17 16:52:41 -0700 | [diff] [blame] | 282 | |
| 283 | /* Gets the keyboard layout for a particular input device. */ |
RoboErik | fb290df | 2013-12-16 11:27:55 -0800 | [diff] [blame] | 284 | virtual sp<KeyCharacterMap> getKeyboardLayoutOverlay( |
| 285 | const InputDeviceIdentifier& identifier) = 0; |
Jeff Brown | 5bbd4b4 | 2012-04-20 19:28:00 -0700 | [diff] [blame] | 286 | |
| 287 | /* Gets a user-supplied alias for a particular input device, or an empty string if none. */ |
| 288 | virtual String8 getDeviceAlias(const InputDeviceIdentifier& identifier) = 0; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 289 | }; |
| 290 | |
| 291 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 292 | /* Processes raw input events and sends cooked event data to an input listener. */ |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 293 | class InputReaderInterface : public virtual RefBase { |
| 294 | protected: |
| 295 | InputReaderInterface() { } |
| 296 | virtual ~InputReaderInterface() { } |
| 297 | |
| 298 | public: |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 299 | /* Dumps the state of the input reader. |
| 300 | * |
| 301 | * This method may be called on any thread (usually by the input manager). */ |
| 302 | virtual void dump(String8& dump) = 0; |
| 303 | |
Jeff Brown | 89ef072 | 2011-08-10 16:25:21 -0700 | [diff] [blame] | 304 | /* Called by the heatbeat to ensures that the reader has not deadlocked. */ |
| 305 | virtual void monitor() = 0; |
| 306 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 307 | /* Runs a single iteration of the processing loop. |
| 308 | * Nominally reads and processes one incoming message from the EventHub. |
| 309 | * |
| 310 | * This method should be called on the input reader thread. |
| 311 | */ |
| 312 | virtual void loopOnce() = 0; |
| 313 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 314 | /* Gets information about all input devices. |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 315 | * |
| 316 | * This method may be called on any thread (usually by the input manager). |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 317 | */ |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 318 | virtual void getInputDevices(Vector<InputDeviceInfo>& outInputDevices) = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 319 | |
| 320 | /* Query current input state. */ |
| 321 | virtual int32_t getScanCodeState(int32_t deviceId, uint32_t sourceMask, |
| 322 | int32_t scanCode) = 0; |
| 323 | virtual int32_t getKeyCodeState(int32_t deviceId, uint32_t sourceMask, |
| 324 | int32_t keyCode) = 0; |
| 325 | virtual int32_t getSwitchState(int32_t deviceId, uint32_t sourceMask, |
| 326 | int32_t sw) = 0; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 327 | |
| 328 | /* Determine whether physical keys exist for the given framework-domain key codes. */ |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 329 | virtual bool hasKeys(int32_t deviceId, uint32_t sourceMask, |
| 330 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) = 0; |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 331 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 332 | /* Requests that a reconfiguration of all input devices. |
| 333 | * The changes flag is a bitfield that indicates what has changed and whether |
| 334 | * the input devices must all be reopened. */ |
| 335 | virtual void requestRefreshConfiguration(uint32_t changes) = 0; |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 336 | |
| 337 | /* Controls the vibrator of a particular input device. */ |
| 338 | virtual void vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize, |
| 339 | ssize_t repeat, int32_t token) = 0; |
| 340 | virtual void cancelVibrate(int32_t deviceId, int32_t token) = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 341 | }; |
| 342 | |
| 343 | |
| 344 | /* Internal interface used by individual input devices to access global input device state |
| 345 | * and parameters maintained by the input reader. |
| 346 | */ |
| 347 | class InputReaderContext { |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 348 | public: |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 349 | InputReaderContext() { } |
| 350 | virtual ~InputReaderContext() { } |
| 351 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 352 | virtual void updateGlobalMetaState() = 0; |
| 353 | virtual int32_t getGlobalMetaState() = 0; |
| 354 | |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 355 | virtual void disableVirtualKeysUntil(nsecs_t time) = 0; |
| 356 | virtual bool shouldDropVirtualKey(nsecs_t now, |
| 357 | InputDevice* device, int32_t keyCode, int32_t scanCode) = 0; |
| 358 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 359 | virtual void fadePointer() = 0; |
| 360 | |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 361 | virtual void requestTimeoutAtTime(nsecs_t when) = 0; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 362 | virtual int32_t bumpGeneration() = 0; |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 363 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 364 | virtual InputReaderPolicyInterface* getPolicy() = 0; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 365 | virtual InputListenerInterface* getListener() = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 366 | virtual EventHubInterface* getEventHub() = 0; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 367 | }; |
| 368 | |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 369 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 370 | /* The input reader reads raw event data from the event hub and processes it into input events |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 371 | * that it sends to the input listener. Some functions of the input reader, such as early |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 372 | * event filtering in low power states, are controlled by a separate policy object. |
| 373 | * |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 374 | * The InputReader owns a collection of InputMappers. Most of the work it does happens |
| 375 | * on the input reader thread but the InputReader can receive queries from other system |
| 376 | * components running on arbitrary threads. To keep things manageable, the InputReader |
| 377 | * uses a single Mutex to guard its state. The Mutex may be held while calling into the |
| 378 | * EventHub or the InputReaderPolicy but it is never held while calling into the |
| 379 | * InputListener. |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 380 | */ |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 381 | class InputReader : public InputReaderInterface { |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 382 | public: |
| 383 | InputReader(const sp<EventHubInterface>& eventHub, |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 384 | const sp<InputReaderPolicyInterface>& policy, |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 385 | const sp<InputListenerInterface>& listener); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 386 | virtual ~InputReader(); |
| 387 | |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 388 | virtual void dump(String8& dump); |
Jeff Brown | 89ef072 | 2011-08-10 16:25:21 -0700 | [diff] [blame] | 389 | virtual void monitor(); |
Jeff Brown | b88102f | 2010-09-08 11:49:43 -0700 | [diff] [blame] | 390 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 391 | virtual void loopOnce(); |
| 392 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 393 | virtual void getInputDevices(Vector<InputDeviceInfo>& outInputDevices); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 394 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 395 | virtual int32_t getScanCodeState(int32_t deviceId, uint32_t sourceMask, |
| 396 | int32_t scanCode); |
| 397 | virtual int32_t getKeyCodeState(int32_t deviceId, uint32_t sourceMask, |
| 398 | int32_t keyCode); |
| 399 | virtual int32_t getSwitchState(int32_t deviceId, uint32_t sourceMask, |
| 400 | int32_t sw); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 401 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 402 | virtual bool hasKeys(int32_t deviceId, uint32_t sourceMask, |
| 403 | size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 404 | |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 405 | virtual void requestRefreshConfiguration(uint32_t changes); |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 406 | |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 407 | virtual void vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize, |
| 408 | ssize_t repeat, int32_t token); |
| 409 | virtual void cancelVibrate(int32_t deviceId, int32_t token); |
| 410 | |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 411 | protected: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 412 | // These members are protected so they can be instrumented by test cases. |
Michael Wright | ac6c78b | 2013-07-17 13:21:45 -0700 | [diff] [blame] | 413 | virtual InputDevice* createDeviceLocked(int32_t deviceId, int32_t controllerNumber, |
Jeff Brown | e38fdfa | 2012-04-06 14:51:01 -0700 | [diff] [blame] | 414 | const InputDeviceIdentifier& identifier, uint32_t classes); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 415 | |
| 416 | class ContextImpl : public InputReaderContext { |
| 417 | InputReader* mReader; |
| 418 | |
| 419 | public: |
| 420 | ContextImpl(InputReader* reader); |
| 421 | |
| 422 | virtual void updateGlobalMetaState(); |
| 423 | virtual int32_t getGlobalMetaState(); |
| 424 | virtual void disableVirtualKeysUntil(nsecs_t time); |
| 425 | virtual bool shouldDropVirtualKey(nsecs_t now, |
| 426 | InputDevice* device, int32_t keyCode, int32_t scanCode); |
| 427 | virtual void fadePointer(); |
| 428 | virtual void requestTimeoutAtTime(nsecs_t when); |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 429 | virtual int32_t bumpGeneration(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 430 | virtual InputReaderPolicyInterface* getPolicy(); |
| 431 | virtual InputListenerInterface* getListener(); |
| 432 | virtual EventHubInterface* getEventHub(); |
| 433 | } mContext; |
| 434 | |
| 435 | friend class ContextImpl; |
Jeff Brown | c3db858 | 2010-10-20 15:33:38 -0700 | [diff] [blame] | 436 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 437 | private: |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 438 | Mutex mLock; |
| 439 | |
Jeff Brown | 112b5f5 | 2012-01-27 17:32:06 -0800 | [diff] [blame] | 440 | Condition mReaderIsAliveCondition; |
| 441 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 442 | sp<EventHubInterface> mEventHub; |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 443 | sp<InputReaderPolicyInterface> mPolicy; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 444 | sp<QueuedInputListener> mQueuedListener; |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 445 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 446 | InputReaderConfiguration mConfig; |
| 447 | |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 448 | // The event queue. |
| 449 | static const int EVENT_BUFFER_SIZE = 256; |
| 450 | RawEvent mEventBuffer[EVENT_BUFFER_SIZE]; |
| 451 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 452 | KeyedVector<int32_t, InputDevice*> mDevices; |
| 453 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 454 | // low-level input event decoding and device management |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 455 | void processEventsLocked(const RawEvent* rawEvents, size_t count); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 456 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 457 | void addDeviceLocked(nsecs_t when, int32_t deviceId); |
| 458 | void removeDeviceLocked(nsecs_t when, int32_t deviceId); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 459 | void processEventsForDeviceLocked(int32_t deviceId, const RawEvent* rawEvents, size_t count); |
| 460 | void timeoutExpiredLocked(nsecs_t when); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 461 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 462 | void handleConfigurationChangedLocked(nsecs_t when); |
Jeff Brown | 9c3cda0 | 2010-06-15 01:31:58 -0700 | [diff] [blame] | 463 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 464 | int32_t mGlobalMetaState; |
| 465 | void updateGlobalMetaStateLocked(); |
| 466 | int32_t getGlobalMetaStateLocked(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 467 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 468 | void fadePointerLocked(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 469 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 470 | int32_t mGeneration; |
| 471 | int32_t bumpGenerationLocked(); |
| 472 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 473 | void getInputDevicesLocked(Vector<InputDeviceInfo>& outInputDevices); |
| 474 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 475 | nsecs_t mDisableVirtualKeysTimeout; |
| 476 | void disableVirtualKeysUntilLocked(nsecs_t time); |
| 477 | bool shouldDropVirtualKeyLocked(nsecs_t now, |
Jeff Brown | fe50892 | 2011-01-18 15:10:10 -0800 | [diff] [blame] | 478 | InputDevice* device, int32_t keyCode, int32_t scanCode); |
| 479 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 480 | nsecs_t mNextTimeout; |
| 481 | void requestTimeoutAtTimeLocked(nsecs_t when); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 482 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 483 | uint32_t mConfigurationChangesToRefresh; |
| 484 | void refreshConfigurationLocked(uint32_t changes); |
Jeff Brown | 1a84fd1 | 2011-06-02 01:26:32 -0700 | [diff] [blame] | 485 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 486 | // state queries |
| 487 | typedef int32_t (InputDevice::*GetStateFunc)(uint32_t sourceMask, int32_t code); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 488 | int32_t getStateLocked(int32_t deviceId, uint32_t sourceMask, int32_t code, |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 489 | GetStateFunc getStateFunc); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 490 | bool markSupportedKeyCodesLocked(int32_t deviceId, uint32_t sourceMask, size_t numCodes, |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 491 | const int32_t* keyCodes, uint8_t* outFlags); |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 492 | }; |
| 493 | |
| 494 | |
| 495 | /* Reads raw events from the event hub and processes them, endlessly. */ |
| 496 | class InputReaderThread : public Thread { |
| 497 | public: |
| 498 | InputReaderThread(const sp<InputReaderInterface>& reader); |
| 499 | virtual ~InputReaderThread(); |
| 500 | |
| 501 | private: |
| 502 | sp<InputReaderInterface> mReader; |
| 503 | |
| 504 | virtual bool threadLoop(); |
| 505 | }; |
| 506 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 507 | |
| 508 | /* Represents the state of a single input device. */ |
| 509 | class InputDevice { |
| 510 | public: |
Michael Wright | ac6c78b | 2013-07-17 13:21:45 -0700 | [diff] [blame] | 511 | InputDevice(InputReaderContext* context, int32_t id, int32_t generation, int32_t |
| 512 | controllerNumber, const InputDeviceIdentifier& identifier, uint32_t classes); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 513 | ~InputDevice(); |
| 514 | |
| 515 | inline InputReaderContext* getContext() { return mContext; } |
Michael Wright | ac6c78b | 2013-07-17 13:21:45 -0700 | [diff] [blame] | 516 | inline int32_t getId() const { return mId; } |
| 517 | inline int32_t getControllerNumber() const { return mControllerNumber; } |
| 518 | inline int32_t getGeneration() const { return mGeneration; } |
| 519 | inline const String8& getName() const { return mIdentifier.name; } |
| 520 | inline uint32_t getClasses() const { return mClasses; } |
| 521 | inline uint32_t getSources() const { return mSources; } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 522 | |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 523 | inline bool isExternal() { return mIsExternal; } |
| 524 | inline void setExternal(bool external) { mIsExternal = external; } |
| 525 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 526 | inline bool isIgnored() { return mMappers.isEmpty(); } |
| 527 | |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 528 | void dump(String8& dump); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 529 | void addMapper(InputMapper* mapper); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 530 | void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 531 | void reset(nsecs_t when); |
Jeff Brown | b719874 | 2011-03-18 18:14:26 -0700 | [diff] [blame] | 532 | void process(const RawEvent* rawEvents, size_t count); |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 533 | void timeoutExpired(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 534 | |
| 535 | void getDeviceInfo(InputDeviceInfo* outDeviceInfo); |
| 536 | int32_t getKeyCodeState(uint32_t sourceMask, int32_t keyCode); |
| 537 | int32_t getScanCodeState(uint32_t sourceMask, int32_t scanCode); |
| 538 | int32_t getSwitchState(uint32_t sourceMask, int32_t switchCode); |
| 539 | bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 540 | const int32_t* keyCodes, uint8_t* outFlags); |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 541 | void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, int32_t token); |
| 542 | void cancelVibrate(int32_t token); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 543 | |
| 544 | int32_t getMetaState(); |
| 545 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 546 | void fadePointer(); |
| 547 | |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 548 | void bumpGeneration(); |
| 549 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 550 | void notifyReset(nsecs_t when); |
| 551 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 552 | inline const PropertyMap& getConfiguration() { return mConfiguration; } |
| 553 | inline EventHubInterface* getEventHub() { return mContext->getEventHub(); } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 554 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 555 | bool hasKey(int32_t code) { |
| 556 | return getEventHub()->hasScanCode(mId, code); |
| 557 | } |
| 558 | |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 559 | bool hasAbsoluteAxis(int32_t code) { |
| 560 | RawAbsoluteAxisInfo info; |
| 561 | getEventHub()->getAbsoluteAxisInfo(mId, code, &info); |
| 562 | return info.valid; |
| 563 | } |
| 564 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 565 | bool isKeyPressed(int32_t code) { |
| 566 | return getEventHub()->getScanCodeState(mId, code) == AKEY_STATE_DOWN; |
| 567 | } |
| 568 | |
| 569 | int32_t getAbsoluteAxisValue(int32_t code) { |
| 570 | int32_t value; |
| 571 | getEventHub()->getAbsoluteAxisValue(mId, code, &value); |
| 572 | return value; |
| 573 | } |
| 574 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 575 | private: |
| 576 | InputReaderContext* mContext; |
| 577 | int32_t mId; |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 578 | int32_t mGeneration; |
Michael Wright | 67774c7 | 2013-09-25 14:13:40 -0700 | [diff] [blame] | 579 | int32_t mControllerNumber; |
Jeff Brown | e38fdfa | 2012-04-06 14:51:01 -0700 | [diff] [blame] | 580 | InputDeviceIdentifier mIdentifier; |
Jeff Brown | 5bbd4b4 | 2012-04-20 19:28:00 -0700 | [diff] [blame] | 581 | String8 mAlias; |
Jeff Brown | 9ee285a | 2011-08-31 12:56:34 -0700 | [diff] [blame] | 582 | uint32_t mClasses; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 583 | |
| 584 | Vector<InputMapper*> mMappers; |
| 585 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 586 | uint32_t mSources; |
Jeff Brown | 56194eb | 2011-03-02 19:23:13 -0800 | [diff] [blame] | 587 | bool mIsExternal; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 588 | bool mDropUntilNextSync; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 589 | |
| 590 | typedef int32_t (InputMapper::*GetStateFunc)(uint32_t sourceMask, int32_t code); |
| 591 | int32_t getState(uint32_t sourceMask, int32_t code, GetStateFunc getStateFunc); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 592 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 593 | PropertyMap mConfiguration; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 594 | }; |
| 595 | |
| 596 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 597 | /* Keeps track of the state of mouse or touch pad buttons. */ |
| 598 | class CursorButtonAccumulator { |
| 599 | public: |
| 600 | CursorButtonAccumulator(); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 601 | void reset(InputDevice* device); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 602 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 603 | void process(const RawEvent* rawEvent); |
| 604 | |
| 605 | uint32_t getButtonState() const; |
| 606 | |
| 607 | private: |
| 608 | bool mBtnLeft; |
| 609 | bool mBtnRight; |
| 610 | bool mBtnMiddle; |
| 611 | bool mBtnBack; |
| 612 | bool mBtnSide; |
| 613 | bool mBtnForward; |
| 614 | bool mBtnExtra; |
| 615 | bool mBtnTask; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 616 | |
| 617 | void clearButtons(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 618 | }; |
| 619 | |
| 620 | |
| 621 | /* Keeps track of cursor movements. */ |
| 622 | |
| 623 | class CursorMotionAccumulator { |
| 624 | public: |
| 625 | CursorMotionAccumulator(); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 626 | void reset(InputDevice* device); |
| 627 | |
| 628 | void process(const RawEvent* rawEvent); |
| 629 | void finishSync(); |
| 630 | |
| 631 | inline int32_t getRelativeX() const { return mRelX; } |
| 632 | inline int32_t getRelativeY() const { return mRelY; } |
| 633 | |
| 634 | private: |
| 635 | int32_t mRelX; |
| 636 | int32_t mRelY; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 637 | |
| 638 | void clearRelativeAxes(); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 639 | }; |
| 640 | |
| 641 | |
| 642 | /* Keeps track of cursor scrolling motions. */ |
| 643 | |
| 644 | class CursorScrollAccumulator { |
| 645 | public: |
| 646 | CursorScrollAccumulator(); |
| 647 | void configure(InputDevice* device); |
| 648 | void reset(InputDevice* device); |
| 649 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 650 | void process(const RawEvent* rawEvent); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 651 | void finishSync(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 652 | |
| 653 | inline bool haveRelativeVWheel() const { return mHaveRelWheel; } |
| 654 | inline bool haveRelativeHWheel() const { return mHaveRelHWheel; } |
| 655 | |
| 656 | inline int32_t getRelativeX() const { return mRelX; } |
| 657 | inline int32_t getRelativeY() const { return mRelY; } |
| 658 | inline int32_t getRelativeVWheel() const { return mRelWheel; } |
| 659 | inline int32_t getRelativeHWheel() const { return mRelHWheel; } |
| 660 | |
| 661 | private: |
| 662 | bool mHaveRelWheel; |
| 663 | bool mHaveRelHWheel; |
| 664 | |
| 665 | int32_t mRelX; |
| 666 | int32_t mRelY; |
| 667 | int32_t mRelWheel; |
| 668 | int32_t mRelHWheel; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 669 | |
| 670 | void clearRelativeAxes(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 671 | }; |
| 672 | |
| 673 | |
| 674 | /* Keeps track of the state of touch, stylus and tool buttons. */ |
| 675 | class TouchButtonAccumulator { |
| 676 | public: |
| 677 | TouchButtonAccumulator(); |
| 678 | void configure(InputDevice* device); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 679 | void reset(InputDevice* device); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 680 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 681 | void process(const RawEvent* rawEvent); |
| 682 | |
| 683 | uint32_t getButtonState() const; |
| 684 | int32_t getToolType() const; |
Jeff Brown | d87c6d5 | 2011-08-10 14:55:59 -0700 | [diff] [blame] | 685 | bool isToolActive() const; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 686 | bool isHovering() const; |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 687 | bool hasStylus() const; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 688 | |
| 689 | private: |
| 690 | bool mHaveBtnTouch; |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 691 | bool mHaveStylus; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 692 | |
| 693 | bool mBtnTouch; |
| 694 | bool mBtnStylus; |
| 695 | bool mBtnStylus2; |
| 696 | bool mBtnToolFinger; |
| 697 | bool mBtnToolPen; |
| 698 | bool mBtnToolRubber; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 699 | bool mBtnToolBrush; |
| 700 | bool mBtnToolPencil; |
| 701 | bool mBtnToolAirbrush; |
| 702 | bool mBtnToolMouse; |
| 703 | bool mBtnToolLens; |
Jeff Brown | ea6892e | 2011-08-23 17:31:25 -0700 | [diff] [blame] | 704 | bool mBtnToolDoubleTap; |
| 705 | bool mBtnToolTripleTap; |
| 706 | bool mBtnToolQuadTap; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 707 | |
| 708 | void clearButtons(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 709 | }; |
| 710 | |
| 711 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 712 | /* Raw axis information from the driver. */ |
| 713 | struct RawPointerAxes { |
| 714 | RawAbsoluteAxisInfo x; |
| 715 | RawAbsoluteAxisInfo y; |
| 716 | RawAbsoluteAxisInfo pressure; |
| 717 | RawAbsoluteAxisInfo touchMajor; |
| 718 | RawAbsoluteAxisInfo touchMinor; |
| 719 | RawAbsoluteAxisInfo toolMajor; |
| 720 | RawAbsoluteAxisInfo toolMinor; |
| 721 | RawAbsoluteAxisInfo orientation; |
| 722 | RawAbsoluteAxisInfo distance; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 723 | RawAbsoluteAxisInfo tiltX; |
| 724 | RawAbsoluteAxisInfo tiltY; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 725 | RawAbsoluteAxisInfo trackingId; |
| 726 | RawAbsoluteAxisInfo slot; |
| 727 | |
| 728 | RawPointerAxes(); |
| 729 | void clear(); |
| 730 | }; |
| 731 | |
| 732 | |
| 733 | /* Raw data for a collection of pointers including a pointer id mapping table. */ |
| 734 | struct RawPointerData { |
| 735 | struct Pointer { |
| 736 | uint32_t id; |
| 737 | int32_t x; |
| 738 | int32_t y; |
| 739 | int32_t pressure; |
| 740 | int32_t touchMajor; |
| 741 | int32_t touchMinor; |
| 742 | int32_t toolMajor; |
| 743 | int32_t toolMinor; |
| 744 | int32_t orientation; |
| 745 | int32_t distance; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 746 | int32_t tiltX; |
| 747 | int32_t tiltY; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 748 | int32_t toolType; // a fully decoded AMOTION_EVENT_TOOL_TYPE constant |
| 749 | bool isHovering; |
| 750 | }; |
| 751 | |
| 752 | uint32_t pointerCount; |
| 753 | Pointer pointers[MAX_POINTERS]; |
| 754 | BitSet32 hoveringIdBits, touchingIdBits; |
| 755 | uint32_t idToIndex[MAX_POINTER_ID + 1]; |
| 756 | |
| 757 | RawPointerData(); |
| 758 | void clear(); |
| 759 | void copyFrom(const RawPointerData& other); |
| 760 | void getCentroidOfTouchingPointers(float* outX, float* outY) const; |
| 761 | |
| 762 | inline void markIdBit(uint32_t id, bool isHovering) { |
| 763 | if (isHovering) { |
| 764 | hoveringIdBits.markBit(id); |
| 765 | } else { |
| 766 | touchingIdBits.markBit(id); |
| 767 | } |
| 768 | } |
| 769 | |
| 770 | inline void clearIdBits() { |
| 771 | hoveringIdBits.clear(); |
| 772 | touchingIdBits.clear(); |
| 773 | } |
| 774 | |
| 775 | inline const Pointer& pointerForId(uint32_t id) const { |
| 776 | return pointers[idToIndex[id]]; |
| 777 | } |
| 778 | |
| 779 | inline bool isHovering(uint32_t pointerIndex) { |
| 780 | return pointers[pointerIndex].isHovering; |
| 781 | } |
| 782 | }; |
| 783 | |
| 784 | |
| 785 | /* Cooked data for a collection of pointers including a pointer id mapping table. */ |
| 786 | struct CookedPointerData { |
| 787 | uint32_t pointerCount; |
| 788 | PointerProperties pointerProperties[MAX_POINTERS]; |
| 789 | PointerCoords pointerCoords[MAX_POINTERS]; |
| 790 | BitSet32 hoveringIdBits, touchingIdBits; |
| 791 | uint32_t idToIndex[MAX_POINTER_ID + 1]; |
| 792 | |
| 793 | CookedPointerData(); |
| 794 | void clear(); |
| 795 | void copyFrom(const CookedPointerData& other); |
| 796 | |
Jeff Brown | 4dac901 | 2013-04-10 01:03:19 -0700 | [diff] [blame] | 797 | inline const PointerCoords& pointerCoordsForId(uint32_t id) const { |
| 798 | return pointerCoords[idToIndex[id]]; |
| 799 | } |
| 800 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 801 | inline bool isHovering(uint32_t pointerIndex) { |
| 802 | return hoveringIdBits.hasBit(pointerProperties[pointerIndex].id); |
| 803 | } |
| 804 | }; |
| 805 | |
| 806 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 807 | /* Keeps track of the state of single-touch protocol. */ |
| 808 | class SingleTouchMotionAccumulator { |
| 809 | public: |
| 810 | SingleTouchMotionAccumulator(); |
| 811 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 812 | void process(const RawEvent* rawEvent); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 813 | void reset(InputDevice* device); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 814 | |
| 815 | inline int32_t getAbsoluteX() const { return mAbsX; } |
| 816 | inline int32_t getAbsoluteY() const { return mAbsY; } |
| 817 | inline int32_t getAbsolutePressure() const { return mAbsPressure; } |
| 818 | inline int32_t getAbsoluteToolWidth() const { return mAbsToolWidth; } |
| 819 | inline int32_t getAbsoluteDistance() const { return mAbsDistance; } |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 820 | inline int32_t getAbsoluteTiltX() const { return mAbsTiltX; } |
| 821 | inline int32_t getAbsoluteTiltY() const { return mAbsTiltY; } |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 822 | |
| 823 | private: |
| 824 | int32_t mAbsX; |
| 825 | int32_t mAbsY; |
| 826 | int32_t mAbsPressure; |
| 827 | int32_t mAbsToolWidth; |
| 828 | int32_t mAbsDistance; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 829 | int32_t mAbsTiltX; |
| 830 | int32_t mAbsTiltY; |
| 831 | |
| 832 | void clearAbsoluteAxes(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 833 | }; |
| 834 | |
| 835 | |
| 836 | /* Keeps track of the state of multi-touch protocol. */ |
| 837 | class MultiTouchMotionAccumulator { |
| 838 | public: |
| 839 | class Slot { |
| 840 | public: |
| 841 | inline bool isInUse() const { return mInUse; } |
| 842 | inline int32_t getX() const { return mAbsMTPositionX; } |
| 843 | inline int32_t getY() const { return mAbsMTPositionY; } |
| 844 | inline int32_t getTouchMajor() const { return mAbsMTTouchMajor; } |
| 845 | inline int32_t getTouchMinor() const { |
| 846 | return mHaveAbsMTTouchMinor ? mAbsMTTouchMinor : mAbsMTTouchMajor; } |
| 847 | inline int32_t getToolMajor() const { return mAbsMTWidthMajor; } |
| 848 | inline int32_t getToolMinor() const { |
| 849 | return mHaveAbsMTWidthMinor ? mAbsMTWidthMinor : mAbsMTWidthMajor; } |
| 850 | inline int32_t getOrientation() const { return mAbsMTOrientation; } |
| 851 | inline int32_t getTrackingId() const { return mAbsMTTrackingId; } |
| 852 | inline int32_t getPressure() const { return mAbsMTPressure; } |
| 853 | inline int32_t getDistance() const { return mAbsMTDistance; } |
| 854 | inline int32_t getToolType() const; |
| 855 | |
| 856 | private: |
| 857 | friend class MultiTouchMotionAccumulator; |
| 858 | |
| 859 | bool mInUse; |
| 860 | bool mHaveAbsMTTouchMinor; |
| 861 | bool mHaveAbsMTWidthMinor; |
| 862 | bool mHaveAbsMTToolType; |
| 863 | |
| 864 | int32_t mAbsMTPositionX; |
| 865 | int32_t mAbsMTPositionY; |
| 866 | int32_t mAbsMTTouchMajor; |
| 867 | int32_t mAbsMTTouchMinor; |
| 868 | int32_t mAbsMTWidthMajor; |
| 869 | int32_t mAbsMTWidthMinor; |
| 870 | int32_t mAbsMTOrientation; |
| 871 | int32_t mAbsMTTrackingId; |
| 872 | int32_t mAbsMTPressure; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 873 | int32_t mAbsMTDistance; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 874 | int32_t mAbsMTToolType; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 875 | |
| 876 | Slot(); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 877 | void clear(); |
| 878 | }; |
| 879 | |
| 880 | MultiTouchMotionAccumulator(); |
| 881 | ~MultiTouchMotionAccumulator(); |
| 882 | |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 883 | void configure(InputDevice* device, size_t slotCount, bool usingSlotsProtocol); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 884 | void reset(InputDevice* device); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 885 | void process(const RawEvent* rawEvent); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 886 | void finishSync(); |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 887 | bool hasStylus() const; |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 888 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 889 | inline size_t getSlotCount() const { return mSlotCount; } |
| 890 | inline const Slot* getSlot(size_t index) const { return &mSlots[index]; } |
| 891 | |
| 892 | private: |
| 893 | int32_t mCurrentSlot; |
| 894 | Slot* mSlots; |
| 895 | size_t mSlotCount; |
| 896 | bool mUsingSlotsProtocol; |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 897 | bool mHaveStylus; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 898 | |
| 899 | void clearSlots(int32_t initialSlot); |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 900 | }; |
| 901 | |
| 902 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 903 | /* An input mapper transforms raw input events into cooked event data. |
| 904 | * A single input device can have multiple associated input mappers in order to interpret |
| 905 | * different classes of events. |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 906 | * |
| 907 | * InputMapper lifecycle: |
| 908 | * - create |
| 909 | * - configure with 0 changes |
| 910 | * - reset |
| 911 | * - process, process, process (may occasionally reconfigure with non-zero changes or reset) |
| 912 | * - reset |
| 913 | * - destroy |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 914 | */ |
| 915 | class InputMapper { |
| 916 | public: |
| 917 | InputMapper(InputDevice* device); |
| 918 | virtual ~InputMapper(); |
| 919 | |
| 920 | inline InputDevice* getDevice() { return mDevice; } |
| 921 | inline int32_t getDeviceId() { return mDevice->getId(); } |
| 922 | inline const String8 getDeviceName() { return mDevice->getName(); } |
| 923 | inline InputReaderContext* getContext() { return mContext; } |
| 924 | inline InputReaderPolicyInterface* getPolicy() { return mContext->getPolicy(); } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 925 | inline InputListenerInterface* getListener() { return mContext->getListener(); } |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 926 | inline EventHubInterface* getEventHub() { return mContext->getEventHub(); } |
| 927 | |
| 928 | virtual uint32_t getSources() = 0; |
| 929 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 930 | virtual void dump(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 931 | virtual void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 932 | virtual void reset(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 933 | virtual void process(const RawEvent* rawEvent) = 0; |
Jeff Brown | aa3855d | 2011-03-17 01:34:19 -0700 | [diff] [blame] | 934 | virtual void timeoutExpired(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 935 | |
| 936 | virtual int32_t getKeyCodeState(uint32_t sourceMask, int32_t keyCode); |
| 937 | virtual int32_t getScanCodeState(uint32_t sourceMask, int32_t scanCode); |
| 938 | virtual int32_t getSwitchState(uint32_t sourceMask, int32_t switchCode); |
| 939 | virtual bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 940 | const int32_t* keyCodes, uint8_t* outFlags); |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 941 | virtual void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, |
| 942 | int32_t token); |
| 943 | virtual void cancelVibrate(int32_t token); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 944 | |
| 945 | virtual int32_t getMetaState(); |
| 946 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 947 | virtual void fadePointer(); |
| 948 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 949 | protected: |
| 950 | InputDevice* mDevice; |
| 951 | InputReaderContext* mContext; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 952 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 953 | status_t getAbsoluteAxisInfo(int32_t axis, RawAbsoluteAxisInfo* axisInfo); |
Jeff Brown | af9e8d3 | 2012-04-12 17:32:48 -0700 | [diff] [blame] | 954 | void bumpGeneration(); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 955 | |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 956 | static void dumpRawAbsoluteAxisInfo(String8& dump, |
| 957 | const RawAbsoluteAxisInfo& axis, const char* name); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 958 | }; |
| 959 | |
| 960 | |
| 961 | class SwitchInputMapper : public InputMapper { |
| 962 | public: |
| 963 | SwitchInputMapper(InputDevice* device); |
| 964 | virtual ~SwitchInputMapper(); |
| 965 | |
| 966 | virtual uint32_t getSources(); |
| 967 | virtual void process(const RawEvent* rawEvent); |
| 968 | |
| 969 | virtual int32_t getSwitchState(uint32_t sourceMask, int32_t switchCode); |
| 970 | |
| 971 | private: |
Jeff Brown | bcc046a | 2012-09-27 20:46:43 -0700 | [diff] [blame] | 972 | uint32_t mUpdatedSwitchValues; |
| 973 | uint32_t mUpdatedSwitchMask; |
| 974 | |
| 975 | void processSwitch(int32_t switchCode, int32_t switchValue); |
| 976 | void sync(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 977 | }; |
| 978 | |
| 979 | |
Jeff Brown | a47425a | 2012-04-13 04:09:27 -0700 | [diff] [blame] | 980 | class VibratorInputMapper : public InputMapper { |
| 981 | public: |
| 982 | VibratorInputMapper(InputDevice* device); |
| 983 | virtual ~VibratorInputMapper(); |
| 984 | |
| 985 | virtual uint32_t getSources(); |
| 986 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
| 987 | virtual void process(const RawEvent* rawEvent); |
| 988 | |
| 989 | virtual void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, |
| 990 | int32_t token); |
| 991 | virtual void cancelVibrate(int32_t token); |
| 992 | virtual void timeoutExpired(nsecs_t when); |
| 993 | virtual void dump(String8& dump); |
| 994 | |
| 995 | private: |
| 996 | bool mVibrating; |
| 997 | nsecs_t mPattern[MAX_VIBRATE_PATTERN_SIZE]; |
| 998 | size_t mPatternSize; |
| 999 | ssize_t mRepeat; |
| 1000 | int32_t mToken; |
| 1001 | ssize_t mIndex; |
| 1002 | nsecs_t mNextStepTime; |
| 1003 | |
| 1004 | void nextStep(); |
| 1005 | void stopVibrating(); |
| 1006 | }; |
| 1007 | |
| 1008 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1009 | class KeyboardInputMapper : public InputMapper { |
| 1010 | public: |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1011 | KeyboardInputMapper(InputDevice* device, uint32_t source, int32_t keyboardType); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1012 | virtual ~KeyboardInputMapper(); |
| 1013 | |
| 1014 | virtual uint32_t getSources(); |
| 1015 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1016 | virtual void dump(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1017 | virtual void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 1018 | virtual void reset(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1019 | virtual void process(const RawEvent* rawEvent); |
| 1020 | |
| 1021 | virtual int32_t getKeyCodeState(uint32_t sourceMask, int32_t keyCode); |
| 1022 | virtual int32_t getScanCodeState(uint32_t sourceMask, int32_t scanCode); |
| 1023 | virtual bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1024 | const int32_t* keyCodes, uint8_t* outFlags); |
| 1025 | |
| 1026 | virtual int32_t getMetaState(); |
| 1027 | |
| 1028 | private: |
| 1029 | struct KeyDown { |
| 1030 | int32_t keyCode; |
| 1031 | int32_t scanCode; |
| 1032 | }; |
| 1033 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1034 | uint32_t mSource; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1035 | int32_t mKeyboardType; |
| 1036 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1037 | int32_t mOrientation; // orientation for dpad keys |
| 1038 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1039 | Vector<KeyDown> mKeyDowns; // keys that are down |
| 1040 | int32_t mMetaState; |
| 1041 | nsecs_t mDownTime; // time of most recent key down |
| 1042 | |
Jeff Brown | 49ccac5 | 2012-04-11 18:27:33 -0700 | [diff] [blame] | 1043 | int32_t mCurrentHidUsage; // most recent HID usage seen this packet, or 0 if none |
| 1044 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1045 | struct LedState { |
| 1046 | bool avail; // led is available |
| 1047 | bool on; // we think the led is currently on |
| 1048 | }; |
| 1049 | LedState mCapsLockLedState; |
| 1050 | LedState mNumLockLedState; |
| 1051 | LedState mScrollLockLedState; |
| 1052 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1053 | // Immutable configuration parameters. |
| 1054 | struct Parameters { |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 1055 | bool hasAssociatedDisplay; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1056 | bool orientationAware; |
| 1057 | } mParameters; |
| 1058 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1059 | void configureParameters(); |
| 1060 | void dumpParameters(String8& dump); |
| 1061 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1062 | bool isKeyboardOrGamepadKey(int32_t scanCode); |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1063 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1064 | void processKey(nsecs_t when, bool down, int32_t keyCode, int32_t scanCode, |
| 1065 | uint32_t policyFlags); |
| 1066 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1067 | ssize_t findKeyDown(int32_t scanCode); |
Jeff Brown | 497a92c | 2010-09-12 17:55:08 -0700 | [diff] [blame] | 1068 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1069 | void resetLedState(); |
| 1070 | void initializeLedState(LedState& ledState, int32_t led); |
| 1071 | void updateLedState(bool reset); |
| 1072 | void updateLedStateForModifier(LedState& ledState, int32_t led, |
Jeff Brown | 497a92c | 2010-09-12 17:55:08 -0700 | [diff] [blame] | 1073 | int32_t modifier, bool reset); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1074 | }; |
| 1075 | |
| 1076 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1077 | class CursorInputMapper : public InputMapper { |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1078 | public: |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1079 | CursorInputMapper(InputDevice* device); |
| 1080 | virtual ~CursorInputMapper(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1081 | |
| 1082 | virtual uint32_t getSources(); |
| 1083 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1084 | virtual void dump(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1085 | virtual void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 1086 | virtual void reset(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1087 | virtual void process(const RawEvent* rawEvent); |
| 1088 | |
Jeff Brown | c3fc2d0 | 2010-08-10 15:47:53 -0700 | [diff] [blame] | 1089 | virtual int32_t getScanCodeState(uint32_t sourceMask, int32_t scanCode); |
| 1090 | |
Jeff Brown | 05dc66a | 2011-03-02 14:41:58 -0800 | [diff] [blame] | 1091 | virtual void fadePointer(); |
| 1092 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1093 | private: |
| 1094 | // Amount that trackball needs to move in order to generate a key event. |
| 1095 | static const int32_t TRACKBALL_MOVEMENT_THRESHOLD = 6; |
| 1096 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1097 | // Immutable configuration parameters. |
| 1098 | struct Parameters { |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1099 | enum Mode { |
| 1100 | MODE_POINTER, |
| 1101 | MODE_NAVIGATION, |
| 1102 | }; |
| 1103 | |
| 1104 | Mode mode; |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 1105 | bool hasAssociatedDisplay; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1106 | bool orientationAware; |
| 1107 | } mParameters; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1108 | |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1109 | CursorButtonAccumulator mCursorButtonAccumulator; |
| 1110 | CursorMotionAccumulator mCursorMotionAccumulator; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1111 | CursorScrollAccumulator mCursorScrollAccumulator; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1112 | |
Jeff Brown | efd3266 | 2011-03-08 15:13:06 -0800 | [diff] [blame] | 1113 | int32_t mSource; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1114 | float mXScale; |
| 1115 | float mYScale; |
| 1116 | float mXPrecision; |
| 1117 | float mYPrecision; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1118 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1119 | float mVWheelScale; |
| 1120 | float mHWheelScale; |
| 1121 | |
Jeff Brown | 19c97d46 | 2011-06-01 12:33:19 -0700 | [diff] [blame] | 1122 | // Velocity controls for mouse pointer and wheel movements. |
| 1123 | // The controls for X and Y wheel movements are separate to keep them decoupled. |
| 1124 | VelocityControl mPointerVelocityControl; |
| 1125 | VelocityControl mWheelXVelocityControl; |
| 1126 | VelocityControl mWheelYVelocityControl; |
| 1127 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1128 | int32_t mOrientation; |
| 1129 | |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1130 | sp<PointerControllerInterface> mPointerController; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1131 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1132 | int32_t mButtonState; |
| 1133 | nsecs_t mDownTime; |
Jeff Brown | 6328cdc | 2010-07-29 18:18:33 -0700 | [diff] [blame] | 1134 | |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1135 | void configureParameters(); |
| 1136 | void dumpParameters(String8& dump); |
| 1137 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1138 | void sync(nsecs_t when); |
| 1139 | }; |
| 1140 | |
| 1141 | |
| 1142 | class TouchInputMapper : public InputMapper { |
| 1143 | public: |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1144 | TouchInputMapper(InputDevice* device); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1145 | virtual ~TouchInputMapper(); |
| 1146 | |
| 1147 | virtual uint32_t getSources(); |
| 1148 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1149 | virtual void dump(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1150 | virtual void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 1151 | virtual void reset(nsecs_t when); |
| 1152 | virtual void process(const RawEvent* rawEvent); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1153 | |
| 1154 | virtual int32_t getKeyCodeState(uint32_t sourceMask, int32_t keyCode); |
| 1155 | virtual int32_t getScanCodeState(uint32_t sourceMask, int32_t scanCode); |
| 1156 | virtual bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, |
| 1157 | const int32_t* keyCodes, uint8_t* outFlags); |
| 1158 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1159 | virtual void fadePointer(); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1160 | virtual void timeoutExpired(nsecs_t when); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1161 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1162 | protected: |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1163 | CursorButtonAccumulator mCursorButtonAccumulator; |
| 1164 | CursorScrollAccumulator mCursorScrollAccumulator; |
| 1165 | TouchButtonAccumulator mTouchButtonAccumulator; |
| 1166 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1167 | struct VirtualKey { |
| 1168 | int32_t keyCode; |
| 1169 | int32_t scanCode; |
| 1170 | uint32_t flags; |
| 1171 | |
| 1172 | // computed hit box, specified in touch screen coords based on known display size |
| 1173 | int32_t hitLeft; |
| 1174 | int32_t hitTop; |
| 1175 | int32_t hitRight; |
| 1176 | int32_t hitBottom; |
| 1177 | |
| 1178 | inline bool isHit(int32_t x, int32_t y) const { |
| 1179 | return x >= hitLeft && x <= hitRight && y >= hitTop && y <= hitBottom; |
| 1180 | } |
| 1181 | }; |
| 1182 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1183 | // Input sources and device mode. |
| 1184 | uint32_t mSource; |
| 1185 | |
| 1186 | enum DeviceMode { |
| 1187 | DEVICE_MODE_DISABLED, // input is disabled |
| 1188 | DEVICE_MODE_DIRECT, // direct mapping (touchscreen) |
| 1189 | DEVICE_MODE_UNSCALED, // unscaled mapping (touchpad) |
Jeff Brown | 4dac901 | 2013-04-10 01:03:19 -0700 | [diff] [blame] | 1190 | DEVICE_MODE_NAVIGATION, // unscaled mapping with assist gesture (touch navigation) |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1191 | DEVICE_MODE_POINTER, // pointer mapping (pointer) |
| 1192 | }; |
| 1193 | DeviceMode mDeviceMode; |
Jeff Brown | 83c0968 | 2010-12-23 17:50:18 -0800 | [diff] [blame] | 1194 | |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 1195 | // The reader's configuration. |
Jeff Brown | 474dcb5 | 2011-06-14 20:22:50 -0700 | [diff] [blame] | 1196 | InputReaderConfiguration mConfig; |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 1197 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1198 | // Immutable configuration parameters. |
| 1199 | struct Parameters { |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1200 | enum DeviceType { |
| 1201 | DEVICE_TYPE_TOUCH_SCREEN, |
| 1202 | DEVICE_TYPE_TOUCH_PAD, |
Michael Wright | e7a9ae8 | 2013-03-08 15:19:19 -0800 | [diff] [blame] | 1203 | DEVICE_TYPE_TOUCH_NAVIGATION, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1204 | DEVICE_TYPE_POINTER, |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1205 | }; |
| 1206 | |
| 1207 | DeviceType deviceType; |
Jeff Brown | d728bf5 | 2012-09-08 18:05:28 -0700 | [diff] [blame] | 1208 | bool hasAssociatedDisplay; |
Jeff Brown | bc68a59 | 2011-07-25 12:58:12 -0700 | [diff] [blame] | 1209 | bool associatedDisplayIsExternal; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1210 | bool orientationAware; |
Michael Wright | 7ddd110 | 2013-05-20 15:04:55 -0700 | [diff] [blame] | 1211 | bool hasButtonUnderPad; |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1212 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1213 | enum GestureMode { |
| 1214 | GESTURE_MODE_POINTER, |
| 1215 | GESTURE_MODE_SPOTS, |
| 1216 | }; |
| 1217 | GestureMode gestureMode; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1218 | } mParameters; |
| 1219 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1220 | // Immutable calibration parameters in parsed form. |
| 1221 | struct Calibration { |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1222 | // Size |
| 1223 | enum SizeCalibration { |
| 1224 | SIZE_CALIBRATION_DEFAULT, |
| 1225 | SIZE_CALIBRATION_NONE, |
| 1226 | SIZE_CALIBRATION_GEOMETRIC, |
| 1227 | SIZE_CALIBRATION_DIAMETER, |
Jeff Brown | 037f727 | 2012-06-25 17:31:23 -0700 | [diff] [blame] | 1228 | SIZE_CALIBRATION_BOX, |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1229 | SIZE_CALIBRATION_AREA, |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1230 | }; |
| 1231 | |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1232 | SizeCalibration sizeCalibration; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1233 | |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1234 | bool haveSizeScale; |
| 1235 | float sizeScale; |
| 1236 | bool haveSizeBias; |
| 1237 | float sizeBias; |
| 1238 | bool haveSizeIsSummed; |
| 1239 | bool sizeIsSummed; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1240 | |
| 1241 | // Pressure |
| 1242 | enum PressureCalibration { |
| 1243 | PRESSURE_CALIBRATION_DEFAULT, |
| 1244 | PRESSURE_CALIBRATION_NONE, |
| 1245 | PRESSURE_CALIBRATION_PHYSICAL, |
| 1246 | PRESSURE_CALIBRATION_AMPLITUDE, |
| 1247 | }; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1248 | |
| 1249 | PressureCalibration pressureCalibration; |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1250 | bool havePressureScale; |
| 1251 | float pressureScale; |
| 1252 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1253 | // Orientation |
| 1254 | enum OrientationCalibration { |
| 1255 | ORIENTATION_CALIBRATION_DEFAULT, |
| 1256 | ORIENTATION_CALIBRATION_NONE, |
| 1257 | ORIENTATION_CALIBRATION_INTERPOLATED, |
Jeff Brown | 517bb4c | 2011-01-14 19:09:23 -0800 | [diff] [blame] | 1258 | ORIENTATION_CALIBRATION_VECTOR, |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1259 | }; |
| 1260 | |
| 1261 | OrientationCalibration orientationCalibration; |
Jeff Brown | 80fd47c | 2011-05-24 01:07:44 -0700 | [diff] [blame] | 1262 | |
| 1263 | // Distance |
| 1264 | enum DistanceCalibration { |
| 1265 | DISTANCE_CALIBRATION_DEFAULT, |
| 1266 | DISTANCE_CALIBRATION_NONE, |
| 1267 | DISTANCE_CALIBRATION_SCALED, |
| 1268 | }; |
| 1269 | |
| 1270 | DistanceCalibration distanceCalibration; |
| 1271 | bool haveDistanceScale; |
| 1272 | float distanceScale; |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1273 | |
Michael Wright | 86172f6 | 2013-05-15 23:16:54 -0700 | [diff] [blame] | 1274 | enum CoverageCalibration { |
| 1275 | COVERAGE_CALIBRATION_DEFAULT, |
| 1276 | COVERAGE_CALIBRATION_NONE, |
| 1277 | COVERAGE_CALIBRATION_BOX, |
| 1278 | }; |
| 1279 | |
| 1280 | CoverageCalibration coverageCalibration; |
| 1281 | |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1282 | inline void applySizeScaleAndBias(float* outSize) const { |
| 1283 | if (haveSizeScale) { |
| 1284 | *outSize *= sizeScale; |
| 1285 | } |
| 1286 | if (haveSizeBias) { |
| 1287 | *outSize += sizeBias; |
| 1288 | } |
Michael Wright | eeadb32 | 2013-08-14 13:44:23 -0700 | [diff] [blame] | 1289 | if (*outSize < 0) { |
| 1290 | *outSize = 0; |
| 1291 | } |
Jeff Brown | a1f89ce | 2011-08-11 00:05:01 -0700 | [diff] [blame] | 1292 | } |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1293 | } mCalibration; |
| 1294 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1295 | // Raw pointer axis information from the driver. |
| 1296 | RawPointerAxes mRawPointerAxes; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1297 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1298 | // Raw pointer sample data. |
| 1299 | RawPointerData mCurrentRawPointerData; |
| 1300 | RawPointerData mLastRawPointerData; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1301 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1302 | // Cooked pointer sample data. |
| 1303 | CookedPointerData mCurrentCookedPointerData; |
| 1304 | CookedPointerData mLastCookedPointerData; |
| 1305 | |
| 1306 | // Button state. |
| 1307 | int32_t mCurrentButtonState; |
| 1308 | int32_t mLastButtonState; |
| 1309 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1310 | // Scroll state. |
| 1311 | int32_t mCurrentRawVScroll; |
| 1312 | int32_t mCurrentRawHScroll; |
| 1313 | |
| 1314 | // Id bits used to differentiate fingers, stylus and mouse tools. |
| 1315 | BitSet32 mCurrentFingerIdBits; // finger or unknown |
| 1316 | BitSet32 mLastFingerIdBits; |
| 1317 | BitSet32 mCurrentStylusIdBits; // stylus or eraser |
| 1318 | BitSet32 mLastStylusIdBits; |
| 1319 | BitSet32 mCurrentMouseIdBits; // mouse or lens |
| 1320 | BitSet32 mLastMouseIdBits; |
| 1321 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1322 | // True if we sent a HOVER_ENTER event. |
| 1323 | bool mSentHoverEnter; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1324 | |
| 1325 | // The time the primary pointer last went down. |
| 1326 | nsecs_t mDownTime; |
| 1327 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1328 | // The pointer controller, or null if the device is not a pointer. |
| 1329 | sp<PointerControllerInterface> mPointerController; |
| 1330 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1331 | Vector<VirtualKey> mVirtualKeys; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1332 | |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1333 | virtual void configureParameters(); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1334 | virtual void dumpParameters(String8& dump); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1335 | virtual void configureRawPointerAxes(); |
| 1336 | virtual void dumpRawPointerAxes(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1337 | virtual void configureSurface(nsecs_t when, bool* outResetNeeded); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1338 | virtual void dumpSurface(String8& dump); |
| 1339 | virtual void configureVirtualKeys(); |
| 1340 | virtual void dumpVirtualKeys(String8& dump); |
Jeff Brown | 8d60866 | 2010-08-30 03:02:23 -0700 | [diff] [blame] | 1341 | virtual void parseCalibration(); |
| 1342 | virtual void resolveCalibration(); |
Jeff Brown | ef3d7e8 | 2010-09-30 14:33:04 -0700 | [diff] [blame] | 1343 | virtual void dumpCalibration(String8& dump); |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 1344 | virtual bool hasStylus() const = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1345 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1346 | virtual void syncTouch(nsecs_t when, bool* outHavePointerIds) = 0; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1347 | |
| 1348 | private: |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 1349 | // The current viewport. |
| 1350 | // The components of the viewport are specified in the display's rotated orientation. |
| 1351 | DisplayViewport mViewport; |
| 1352 | |
| 1353 | // The surface orientation, width and height set by configureSurface(). |
| 1354 | // The width and height are derived from the viewport but are specified |
| 1355 | // in the natural orientation. |
| 1356 | // The surface origin specifies how the surface coordinates should be translated |
| 1357 | // to align with the logical display coordinate space. |
| 1358 | // The orientation may be different from the viewport orientation as it specifies |
| 1359 | // the rotation of the surface coordinates required to produce the viewport's |
| 1360 | // requested orientation, so it will depend on whether the device is orientation aware. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1361 | int32_t mSurfaceWidth; |
| 1362 | int32_t mSurfaceHeight; |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 1363 | int32_t mSurfaceLeft; |
| 1364 | int32_t mSurfaceTop; |
| 1365 | int32_t mSurfaceOrientation; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1366 | |
| 1367 | // Translation and scaling factors, orientation-independent. |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 1368 | float mXTranslate; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1369 | float mXScale; |
| 1370 | float mXPrecision; |
| 1371 | |
Jeff Brown | 83d616a | 2012-09-09 20:33:43 -0700 | [diff] [blame] | 1372 | float mYTranslate; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1373 | float mYScale; |
| 1374 | float mYPrecision; |
| 1375 | |
| 1376 | float mGeometricScale; |
| 1377 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1378 | float mPressureScale; |
| 1379 | |
| 1380 | float mSizeScale; |
| 1381 | |
| 1382 | float mOrientationScale; |
| 1383 | |
| 1384 | float mDistanceScale; |
| 1385 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1386 | bool mHaveTilt; |
| 1387 | float mTiltXCenter; |
| 1388 | float mTiltXScale; |
| 1389 | float mTiltYCenter; |
| 1390 | float mTiltYScale; |
| 1391 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1392 | // Oriented motion ranges for input device info. |
| 1393 | struct OrientedRanges { |
| 1394 | InputDeviceInfo::MotionRange x; |
| 1395 | InputDeviceInfo::MotionRange y; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1396 | InputDeviceInfo::MotionRange pressure; |
| 1397 | |
| 1398 | bool haveSize; |
| 1399 | InputDeviceInfo::MotionRange size; |
| 1400 | |
| 1401 | bool haveTouchSize; |
| 1402 | InputDeviceInfo::MotionRange touchMajor; |
| 1403 | InputDeviceInfo::MotionRange touchMinor; |
| 1404 | |
| 1405 | bool haveToolSize; |
| 1406 | InputDeviceInfo::MotionRange toolMajor; |
| 1407 | InputDeviceInfo::MotionRange toolMinor; |
| 1408 | |
| 1409 | bool haveOrientation; |
| 1410 | InputDeviceInfo::MotionRange orientation; |
| 1411 | |
| 1412 | bool haveDistance; |
| 1413 | InputDeviceInfo::MotionRange distance; |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1414 | |
| 1415 | bool haveTilt; |
| 1416 | InputDeviceInfo::MotionRange tilt; |
| 1417 | |
| 1418 | OrientedRanges() { |
| 1419 | clear(); |
| 1420 | } |
| 1421 | |
| 1422 | void clear() { |
| 1423 | haveSize = false; |
| 1424 | haveTouchSize = false; |
| 1425 | haveToolSize = false; |
| 1426 | haveOrientation = false; |
| 1427 | haveDistance = false; |
| 1428 | haveTilt = false; |
| 1429 | } |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1430 | } mOrientedRanges; |
| 1431 | |
| 1432 | // Oriented dimensions and precision. |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1433 | float mOrientedXPrecision; |
| 1434 | float mOrientedYPrecision; |
| 1435 | |
| 1436 | struct CurrentVirtualKeyState { |
| 1437 | bool down; |
| 1438 | bool ignored; |
| 1439 | nsecs_t downTime; |
| 1440 | int32_t keyCode; |
| 1441 | int32_t scanCode; |
| 1442 | } mCurrentVirtualKey; |
| 1443 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1444 | // Scale factor for gesture or mouse based pointer movements. |
| 1445 | float mPointerXMovementScale; |
| 1446 | float mPointerYMovementScale; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1447 | |
| 1448 | // Scale factor for gesture based zooming and other freeform motions. |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1449 | float mPointerXZoomScale; |
| 1450 | float mPointerYZoomScale; |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1451 | |
| 1452 | // The maximum swipe width. |
| 1453 | float mPointerGestureMaxSwipeWidth; |
| 1454 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1455 | struct PointerDistanceHeapElement { |
| 1456 | uint32_t currentPointerIndex : 8; |
| 1457 | uint32_t lastPointerIndex : 8; |
| 1458 | uint64_t distance : 48; // squared distance |
| 1459 | }; |
| 1460 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1461 | enum PointerUsage { |
| 1462 | POINTER_USAGE_NONE, |
| 1463 | POINTER_USAGE_GESTURES, |
| 1464 | POINTER_USAGE_STYLUS, |
| 1465 | POINTER_USAGE_MOUSE, |
| 1466 | }; |
| 1467 | PointerUsage mPointerUsage; |
| 1468 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1469 | struct PointerGesture { |
| 1470 | enum Mode { |
| 1471 | // No fingers, button is not pressed. |
| 1472 | // Nothing happening. |
| 1473 | NEUTRAL, |
| 1474 | |
| 1475 | // No fingers, button is not pressed. |
| 1476 | // Tap detected. |
| 1477 | // Emits DOWN and UP events at the pointer location. |
| 1478 | TAP, |
| 1479 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1480 | // Exactly one finger dragging following a tap. |
| 1481 | // Pointer follows the active finger. |
| 1482 | // Emits DOWN, MOVE and UP events at the pointer location. |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 1483 | // |
| 1484 | // Detect double-taps when the finger goes up while in TAP_DRAG mode. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1485 | TAP_DRAG, |
| 1486 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1487 | // Button is pressed. |
| 1488 | // Pointer follows the active finger if there is one. Other fingers are ignored. |
| 1489 | // Emits DOWN, MOVE and UP events at the pointer location. |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1490 | BUTTON_CLICK_OR_DRAG, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1491 | |
| 1492 | // Exactly one finger, button is not pressed. |
| 1493 | // Pointer follows the active finger. |
| 1494 | // Emits HOVER_MOVE events at the pointer location. |
Jeff Brown | 214eaf4 | 2011-05-26 19:17:02 -0700 | [diff] [blame] | 1495 | // |
| 1496 | // Detect taps when the finger goes up while in HOVER mode. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1497 | HOVER, |
| 1498 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1499 | // Exactly two fingers but neither have moved enough to clearly indicate |
| 1500 | // whether a swipe or freeform gesture was intended. We consider the |
| 1501 | // pointer to be pressed so this enables clicking or long-pressing on buttons. |
| 1502 | // Pointer does not move. |
| 1503 | // Emits DOWN, MOVE and UP events with a single stationary pointer coordinate. |
| 1504 | PRESS, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1505 | |
| 1506 | // Exactly two fingers moving in the same direction, button is not pressed. |
| 1507 | // Pointer does not move. |
| 1508 | // Emits DOWN, MOVE and UP events with a single pointer coordinate that |
| 1509 | // follows the midpoint between both fingers. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1510 | SWIPE, |
| 1511 | |
| 1512 | // Two or more fingers moving in arbitrary directions, button is not pressed. |
| 1513 | // Pointer does not move. |
| 1514 | // Emits DOWN, POINTER_DOWN, MOVE, POINTER_UP and UP events that follow |
| 1515 | // each finger individually relative to the initial centroid of the finger. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1516 | FREEFORM, |
| 1517 | |
| 1518 | // Waiting for quiet time to end before starting the next gesture. |
| 1519 | QUIET, |
| 1520 | }; |
| 1521 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1522 | // Time the first finger went down. |
| 1523 | nsecs_t firstTouchTime; |
| 1524 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1525 | // The active pointer id from the raw touch data. |
| 1526 | int32_t activeTouchId; // -1 if none |
| 1527 | |
| 1528 | // The active pointer id from the gesture last delivered to the application. |
| 1529 | int32_t activeGestureId; // -1 if none |
| 1530 | |
| 1531 | // Pointer coords and ids for the current and previous pointer gesture. |
| 1532 | Mode currentGestureMode; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1533 | BitSet32 currentGestureIdBits; |
| 1534 | uint32_t currentGestureIdToIndex[MAX_POINTER_ID + 1]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1535 | PointerProperties currentGestureProperties[MAX_POINTERS]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1536 | PointerCoords currentGestureCoords[MAX_POINTERS]; |
| 1537 | |
| 1538 | Mode lastGestureMode; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1539 | BitSet32 lastGestureIdBits; |
| 1540 | uint32_t lastGestureIdToIndex[MAX_POINTER_ID + 1]; |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1541 | PointerProperties lastGestureProperties[MAX_POINTERS]; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1542 | PointerCoords lastGestureCoords[MAX_POINTERS]; |
| 1543 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1544 | // Time the pointer gesture last went down. |
| 1545 | nsecs_t downTime; |
| 1546 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1547 | // Time when the pointer went down for a TAP. |
| 1548 | nsecs_t tapDownTime; |
| 1549 | |
| 1550 | // Time when the pointer went up for a TAP. |
| 1551 | nsecs_t tapUpTime; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1552 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1553 | // Location of initial tap. |
| 1554 | float tapX, tapY; |
| 1555 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1556 | // Time we started waiting for quiescence. |
| 1557 | nsecs_t quietTime; |
| 1558 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1559 | // Reference points for multitouch gestures. |
| 1560 | float referenceTouchX; // reference touch X/Y coordinates in surface units |
| 1561 | float referenceTouchY; |
| 1562 | float referenceGestureX; // reference gesture X/Y coordinates in pixels |
| 1563 | float referenceGestureY; |
| 1564 | |
Jeff Brown | 538881e | 2011-05-25 18:23:38 -0700 | [diff] [blame] | 1565 | // Distance that each pointer has traveled which has not yet been |
| 1566 | // subsumed into the reference gesture position. |
| 1567 | BitSet32 referenceIdBits; |
| 1568 | struct Delta { |
| 1569 | float dx, dy; |
| 1570 | }; |
| 1571 | Delta referenceDeltas[MAX_POINTER_ID + 1]; |
| 1572 | |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1573 | // Describes how touch ids are mapped to gesture ids for freeform gestures. |
| 1574 | uint32_t freeformTouchToGestureIdMap[MAX_POINTER_ID + 1]; |
| 1575 | |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1576 | // A velocity tracker for determining whether to switch active pointers during drags. |
| 1577 | VelocityTracker velocityTracker; |
| 1578 | |
| 1579 | void reset() { |
Jeff Brown | 2352b97 | 2011-04-12 22:39:53 -0700 | [diff] [blame] | 1580 | firstTouchTime = LLONG_MIN; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1581 | activeTouchId = -1; |
| 1582 | activeGestureId = -1; |
| 1583 | currentGestureMode = NEUTRAL; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1584 | currentGestureIdBits.clear(); |
| 1585 | lastGestureMode = NEUTRAL; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1586 | lastGestureIdBits.clear(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1587 | downTime = 0; |
| 1588 | velocityTracker.clear(); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1589 | resetTap(); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1590 | resetQuietTime(); |
| 1591 | } |
| 1592 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1593 | void resetTap() { |
| 1594 | tapDownTime = LLONG_MIN; |
| 1595 | tapUpTime = LLONG_MIN; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1596 | } |
| 1597 | |
| 1598 | void resetQuietTime() { |
| 1599 | quietTime = LLONG_MIN; |
| 1600 | } |
| 1601 | } mPointerGesture; |
| 1602 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1603 | struct PointerSimple { |
| 1604 | PointerCoords currentCoords; |
| 1605 | PointerProperties currentProperties; |
| 1606 | PointerCoords lastCoords; |
| 1607 | PointerProperties lastProperties; |
| 1608 | |
| 1609 | // True if the pointer is down. |
| 1610 | bool down; |
| 1611 | |
| 1612 | // True if the pointer is hovering. |
| 1613 | bool hovering; |
| 1614 | |
| 1615 | // Time the pointer last went down. |
| 1616 | nsecs_t downTime; |
| 1617 | |
| 1618 | void reset() { |
| 1619 | currentCoords.clear(); |
| 1620 | currentProperties.clear(); |
| 1621 | lastCoords.clear(); |
| 1622 | lastProperties.clear(); |
| 1623 | down = false; |
| 1624 | hovering = false; |
| 1625 | downTime = 0; |
| 1626 | } |
| 1627 | } mPointerSimple; |
| 1628 | |
| 1629 | // The pointer and scroll velocity controls. |
| 1630 | VelocityControl mPointerVelocityControl; |
| 1631 | VelocityControl mWheelXVelocityControl; |
| 1632 | VelocityControl mWheelYVelocityControl; |
| 1633 | |
| 1634 | void sync(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1635 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1636 | bool consumeRawTouches(nsecs_t when, uint32_t policyFlags); |
| 1637 | void dispatchVirtualKey(nsecs_t when, uint32_t policyFlags, |
| 1638 | int32_t keyEventAction, int32_t keyEventFlags); |
| 1639 | |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1640 | void dispatchTouches(nsecs_t when, uint32_t policyFlags); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1641 | void dispatchHoverExit(nsecs_t when, uint32_t policyFlags); |
| 1642 | void dispatchHoverEnterAndMove(nsecs_t when, uint32_t policyFlags); |
| 1643 | void cookPointerData(); |
| 1644 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1645 | void dispatchPointerUsage(nsecs_t when, uint32_t policyFlags, PointerUsage pointerUsage); |
| 1646 | void abortPointerUsage(nsecs_t when, uint32_t policyFlags); |
| 1647 | |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1648 | void dispatchPointerGestures(nsecs_t when, uint32_t policyFlags, bool isTimeout); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1649 | void abortPointerGestures(nsecs_t when, uint32_t policyFlags); |
Jeff Brown | 79ac969 | 2011-04-19 21:20:10 -0700 | [diff] [blame] | 1650 | bool preparePointerGestures(nsecs_t when, |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1651 | bool* outCancelPreviousGesture, bool* outFinishPreviousGesture, |
| 1652 | bool isTimeout); |
| 1653 | |
| 1654 | void dispatchPointerStylus(nsecs_t when, uint32_t policyFlags); |
| 1655 | void abortPointerStylus(nsecs_t when, uint32_t policyFlags); |
| 1656 | |
| 1657 | void dispatchPointerMouse(nsecs_t when, uint32_t policyFlags); |
| 1658 | void abortPointerMouse(nsecs_t when, uint32_t policyFlags); |
| 1659 | |
| 1660 | void dispatchPointerSimple(nsecs_t when, uint32_t policyFlags, |
| 1661 | bool down, bool hovering); |
| 1662 | void abortPointerSimple(nsecs_t when, uint32_t policyFlags); |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1663 | |
| 1664 | // Dispatches a motion event. |
| 1665 | // If the changedId is >= 0 and the action is POINTER_DOWN or POINTER_UP, the |
| 1666 | // method will take care of setting the index and transmuting the action to DOWN or UP |
| 1667 | // it is the first / last pointer to go down / up. |
| 1668 | void dispatchMotion(nsecs_t when, uint32_t policyFlags, uint32_t source, |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1669 | int32_t action, int32_t flags, int32_t metaState, int32_t buttonState, |
| 1670 | int32_t edgeFlags, |
| 1671 | const PointerProperties* properties, const PointerCoords* coords, |
| 1672 | const uint32_t* idToIndex, BitSet32 idBits, |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1673 | int32_t changedId, float xPrecision, float yPrecision, nsecs_t downTime); |
| 1674 | |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1675 | // Updates pointer coords and properties for pointers with specified ids that have moved. |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1676 | // Returns true if any of them changed. |
Jeff Brown | fe9f8ab | 2011-05-06 18:20:01 -0700 | [diff] [blame] | 1677 | bool updateMovedPointers(const PointerProperties* inProperties, |
| 1678 | const PointerCoords* inCoords, const uint32_t* inIdToIndex, |
| 1679 | PointerProperties* outProperties, PointerCoords* outCoords, |
| 1680 | const uint32_t* outIdToIndex, BitSet32 idBits) const; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1681 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1682 | bool isPointInsideSurface(int32_t x, int32_t y); |
| 1683 | const VirtualKey* findVirtualKeyHit(int32_t x, int32_t y); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1684 | |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1685 | void assignPointerIds(); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1686 | }; |
| 1687 | |
| 1688 | |
| 1689 | class SingleTouchInputMapper : public TouchInputMapper { |
| 1690 | public: |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1691 | SingleTouchInputMapper(InputDevice* device); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1692 | virtual ~SingleTouchInputMapper(); |
| 1693 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1694 | virtual void reset(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1695 | virtual void process(const RawEvent* rawEvent); |
| 1696 | |
| 1697 | protected: |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1698 | virtual void syncTouch(nsecs_t when, bool* outHavePointerIds); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1699 | virtual void configureRawPointerAxes(); |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 1700 | virtual bool hasStylus() const; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1701 | |
| 1702 | private: |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1703 | SingleTouchMotionAccumulator mSingleTouchMotionAccumulator; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1704 | }; |
| 1705 | |
| 1706 | |
| 1707 | class MultiTouchInputMapper : public TouchInputMapper { |
| 1708 | public: |
Jeff Brown | 47e6b1b | 2010-11-29 17:37:49 -0800 | [diff] [blame] | 1709 | MultiTouchInputMapper(InputDevice* device); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1710 | virtual ~MultiTouchInputMapper(); |
| 1711 | |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1712 | virtual void reset(nsecs_t when); |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1713 | virtual void process(const RawEvent* rawEvent); |
| 1714 | |
| 1715 | protected: |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1716 | virtual void syncTouch(nsecs_t when, bool* outHavePointerIds); |
Jeff Brown | be1aa82 | 2011-07-27 16:04:54 -0700 | [diff] [blame] | 1717 | virtual void configureRawPointerAxes(); |
Jeff Brown | 00710e9 | 2012-04-19 15:18:26 -0700 | [diff] [blame] | 1718 | virtual bool hasStylus() const; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1719 | |
| 1720 | private: |
Jeff Brown | 49754db | 2011-07-01 17:37:58 -0700 | [diff] [blame] | 1721 | MultiTouchMotionAccumulator mMultiTouchMotionAccumulator; |
Jeff Brown | ace13b1 | 2011-03-09 17:39:48 -0800 | [diff] [blame] | 1722 | |
Jeff Brown | 6894a29 | 2011-07-01 17:59:27 -0700 | [diff] [blame] | 1723 | // Specifies the pointer id bits that are in use, and their associated tracking id. |
| 1724 | BitSet32 mPointerIdBits; |
| 1725 | int32_t mPointerTrackingIdMap[MAX_POINTER_ID + 1]; |
Jeff Brown | 6d0fec2 | 2010-07-23 21:28:06 -0700 | [diff] [blame] | 1726 | }; |
| 1727 | |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1728 | |
| 1729 | class JoystickInputMapper : public InputMapper { |
| 1730 | public: |
| 1731 | JoystickInputMapper(InputDevice* device); |
| 1732 | virtual ~JoystickInputMapper(); |
| 1733 | |
| 1734 | virtual uint32_t getSources(); |
| 1735 | virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo); |
| 1736 | virtual void dump(String8& dump); |
Jeff Brown | 65fd251 | 2011-08-18 11:20:58 -0700 | [diff] [blame] | 1737 | virtual void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes); |
| 1738 | virtual void reset(nsecs_t when); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1739 | virtual void process(const RawEvent* rawEvent); |
| 1740 | |
| 1741 | private: |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1742 | struct Axis { |
| 1743 | RawAbsoluteAxisInfo rawAxisInfo; |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1744 | AxisInfo axisInfo; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1745 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1746 | bool explicitlyMapped; // true if the axis was explicitly assigned an axis id |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1747 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1748 | float scale; // scale factor from raw to normalized values |
| 1749 | float offset; // offset to add after scaling for normalization |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1750 | float highScale; // scale factor from raw to normalized values of high split |
| 1751 | float highOffset; // offset to add after scaling for normalization of high split |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1752 | |
Michael Wright | c6091c6 | 2013-04-01 20:56:04 -0700 | [diff] [blame] | 1753 | float min; // normalized inclusive minimum |
| 1754 | float max; // normalized inclusive maximum |
| 1755 | float flat; // normalized flat region size |
| 1756 | float fuzz; // normalized error tolerance |
| 1757 | float resolution; // normalized resolution in units/mm |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1758 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1759 | float filter; // filter out small variations of this size |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1760 | float currentValue; // current value |
| 1761 | float newValue; // most recent value |
| 1762 | float highCurrentValue; // current value of high split |
| 1763 | float highNewValue; // most recent value of high split |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1764 | |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1765 | void initialize(const RawAbsoluteAxisInfo& rawAxisInfo, const AxisInfo& axisInfo, |
| 1766 | bool explicitlyMapped, float scale, float offset, |
| 1767 | float highScale, float highOffset, |
Michael Wright | c6091c6 | 2013-04-01 20:56:04 -0700 | [diff] [blame] | 1768 | float min, float max, float flat, float fuzz, float resolution) { |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1769 | this->rawAxisInfo = rawAxisInfo; |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1770 | this->axisInfo = axisInfo; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1771 | this->explicitlyMapped = explicitlyMapped; |
| 1772 | this->scale = scale; |
| 1773 | this->offset = offset; |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1774 | this->highScale = highScale; |
| 1775 | this->highOffset = highOffset; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1776 | this->min = min; |
| 1777 | this->max = max; |
| 1778 | this->flat = flat; |
| 1779 | this->fuzz = fuzz; |
Michael Wright | c6091c6 | 2013-04-01 20:56:04 -0700 | [diff] [blame] | 1780 | this->resolution = resolution; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1781 | this->filter = 0; |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1782 | resetValue(); |
| 1783 | } |
| 1784 | |
| 1785 | void resetValue() { |
| 1786 | this->currentValue = 0; |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1787 | this->newValue = 0; |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1788 | this->highCurrentValue = 0; |
| 1789 | this->highNewValue = 0; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1790 | } |
| 1791 | }; |
| 1792 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1793 | // Axes indexed by raw ABS_* axis index. |
| 1794 | KeyedVector<int32_t, Axis> mAxes; |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1795 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1796 | void sync(nsecs_t when, bool force); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1797 | |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1798 | bool haveAxis(int32_t axisId); |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1799 | void pruneAxes(bool ignoreExplicitlyMappedAxes); |
Jeff Brown | 8529745 | 2011-03-04 13:07:49 -0800 | [diff] [blame] | 1800 | bool filterAxes(bool force); |
| 1801 | |
| 1802 | static bool hasValueChangedSignificantly(float filter, |
| 1803 | float newValue, float currentValue, float min, float max); |
| 1804 | static bool hasMovedNearerToValueWithinFilteredRange(float filter, |
| 1805 | float newValue, float currentValue, float thresholdValue); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1806 | |
Jeff Brown | 6f2fba4 | 2011-02-19 01:08:02 -0800 | [diff] [blame] | 1807 | static bool isCenteredAxis(int32_t axis); |
Michael Wright | 2b08c61 | 2013-04-24 20:05:10 -0700 | [diff] [blame] | 1808 | static int32_t getCompatAxis(int32_t axis); |
| 1809 | |
| 1810 | static void addMotionRange(int32_t axisId, const Axis& axis, InputDeviceInfo* info); |
| 1811 | static void setPointerCoordsAxisValue(PointerCoords* pointerCoords, int32_t axis, |
| 1812 | float value); |
Jeff Brown | cb1404e | 2011-01-15 18:14:15 -0800 | [diff] [blame] | 1813 | }; |
| 1814 | |
Jeff Brown | 46b9ac0 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 1815 | } // namespace android |
| 1816 | |
| 1817 | #endif // _UI_INPUT_READER_H |