Daniel Sandler | 50a5313 | 2012-10-24 15:02:27 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 17 | package com.android.systemui.statusbar.phone; |
| 18 | |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 19 | import android.animation.Animator; |
| 20 | import android.animation.AnimatorListenerAdapter; |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 21 | import android.animation.ObjectAnimator; |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 22 | import android.animation.ValueAnimator; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 23 | import android.content.Context; |
Selim Cinek | b84a107 | 2014-05-15 19:10:18 +0200 | [diff] [blame] | 24 | import android.content.res.Configuration; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 25 | import android.content.res.Resources; |
| 26 | import android.util.AttributeSet; |
John Spurlock | cd686b5 | 2013-06-05 10:13:46 -0400 | [diff] [blame] | 27 | import android.util.Log; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 28 | import android.view.MotionEvent; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 29 | import android.view.ViewConfiguration; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 30 | import android.widget.FrameLayout; |
| 31 | |
| 32 | import com.android.systemui.R; |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 33 | import com.android.systemui.statusbar.FlingAnimationUtils; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 34 | |
John Spurlock | de84f0e | 2013-06-12 12:41:00 -0400 | [diff] [blame] | 35 | import java.io.FileDescriptor; |
| 36 | import java.io.PrintWriter; |
John Spurlock | de84f0e | 2013-06-12 12:41:00 -0400 | [diff] [blame] | 37 | |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 38 | public abstract class PanelView extends FrameLayout { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 39 | public static final boolean DEBUG = PanelBar.DEBUG; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 40 | public static final String TAG = PanelView.class.getSimpleName(); |
Selim Cinek | 24120a5 | 2014-05-26 10:05:42 +0200 | [diff] [blame] | 41 | protected float mOverExpansion; |
Daniel Sandler | e7c5bbb | 2013-03-05 13:36:21 -0500 | [diff] [blame] | 42 | |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 43 | private final void logf(String fmt, Object... args) { |
John Spurlock | cd686b5 | 2013-06-05 10:13:46 -0400 | [diff] [blame] | 44 | Log.v(TAG, (mViewName != null ? (mViewName + ": ") : "") + String.format(fmt, args)); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 45 | } |
| 46 | |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 47 | private float mPeekHeight; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 48 | private float mInitialOffsetOnTouch; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 49 | private float mExpandedFraction = 0; |
| 50 | private float mExpandedHeight = 0; |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 51 | private boolean mJustPeeked; |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 52 | private boolean mClosing; |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 53 | private boolean mTracking; |
John Spurlock | 48fa91a | 2013-08-15 09:29:31 -0400 | [diff] [blame] | 54 | private int mTrackingPointer; |
Jorim Jaggi | d7daab7 | 2014-05-06 22:22:20 +0200 | [diff] [blame] | 55 | protected int mTouchSlop; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 56 | |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 57 | private ValueAnimator mHeightAnimator; |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 58 | private ObjectAnimator mPeekAnimator; |
Jorim Jaggi | b7b61dd | 2014-05-21 15:45:07 +0200 | [diff] [blame] | 59 | private VelocityTrackerInterface mVelocityTracker; |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 60 | private FlingAnimationUtils mFlingAnimationUtils; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 61 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 62 | PanelBar mBar; |
| 63 | |
Selim Cinek | b84a107 | 2014-05-15 19:10:18 +0200 | [diff] [blame] | 64 | protected int mMaxPanelHeight = -1; |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 65 | private String mViewName; |
Jorim Jaggi | d7daab7 | 2014-05-06 22:22:20 +0200 | [diff] [blame] | 66 | private float mInitialTouchY; |
| 67 | private float mInitialTouchX; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 68 | |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 69 | protected void onExpandingFinished() { |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 70 | mBar.onExpandingFinished(); |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 71 | } |
| 72 | |
| 73 | protected void onExpandingStarted() { |
| 74 | } |
| 75 | |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 76 | private void runPeekAnimation() { |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 77 | if (DEBUG) logf("peek to height=%.1f", mPeekHeight); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 78 | if (mHeightAnimator != null) { |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 79 | return; |
| 80 | } |
| 81 | if (mPeekAnimator == null) { |
John Spurlock | 209bede | 2013-07-17 12:23:27 -0400 | [diff] [blame] | 82 | mPeekAnimator = ObjectAnimator.ofFloat(this, |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 83 | "expandedHeight", mPeekHeight) |
Daniel Sandler | 3679bf5 | 2012-10-16 21:30:28 -0400 | [diff] [blame] | 84 | .setDuration(250); |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 85 | } |
| 86 | mPeekAnimator.start(); |
| 87 | } |
| 88 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 89 | public PanelView(Context context, AttributeSet attrs) { |
| 90 | super(context, attrs); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 91 | mFlingAnimationUtils = new FlingAnimationUtils(context, 0.6f); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 92 | } |
| 93 | |
Jorim Jaggi | 069cd03 | 2014-05-15 03:09:01 +0200 | [diff] [blame] | 94 | protected void loadDimens() { |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 95 | final Resources res = getContext().getResources(); |
John Spurlock | 209bede | 2013-07-17 12:23:27 -0400 | [diff] [blame] | 96 | mPeekHeight = res.getDimension(R.dimen.peek_height) |
John Spurlock | 5072883 | 2014-04-17 19:05:28 -0400 | [diff] [blame] | 97 | + getPaddingBottom(); // our window might have a dropshadow |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 98 | |
| 99 | final ViewConfiguration configuration = ViewConfiguration.get(getContext()); |
| 100 | mTouchSlop = configuration.getScaledTouchSlop(); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | private void trackMovement(MotionEvent event) { |
| 104 | // Add movement to velocity tracker using raw screen X and Y coordinates instead |
| 105 | // of window coordinates because the window frame may be moving at the same time. |
| 106 | float deltaX = event.getRawX() - event.getX(); |
| 107 | float deltaY = event.getRawY() - event.getY(); |
| 108 | event.offsetLocation(deltaX, deltaY); |
Daniel Sandler | b17a726 | 2012-10-05 14:32:50 -0400 | [diff] [blame] | 109 | if (mVelocityTracker != null) mVelocityTracker.addMovement(event); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 110 | event.offsetLocation(-deltaX, -deltaY); |
| 111 | } |
| 112 | |
Daniel Sandler | bf526d1 | 2012-09-04 22:56:44 -0400 | [diff] [blame] | 113 | @Override |
| 114 | public boolean onTouchEvent(MotionEvent event) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 115 | |
| 116 | /* |
| 117 | * We capture touch events here and update the expand height here in case according to |
| 118 | * the users fingers. This also handles multi-touch. |
| 119 | * |
| 120 | * If the user just clicks shortly, we give him a quick peek of the shade. |
| 121 | * |
| 122 | * Flinging is also enabled in order to open or close the shade. |
| 123 | */ |
| 124 | |
| 125 | int pointerIndex = event.findPointerIndex(mTrackingPointer); |
| 126 | if (pointerIndex < 0) { |
| 127 | pointerIndex = 0; |
| 128 | mTrackingPointer = event.getPointerId(pointerIndex); |
| 129 | } |
| 130 | final float y = event.getY(pointerIndex); |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 131 | final float x = event.getX(pointerIndex); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 132 | |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 133 | boolean waitForTouchSlop = hasConflictingGestures(); |
| 134 | |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 135 | switch (event.getActionMasked()) { |
| 136 | case MotionEvent.ACTION_DOWN: |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 137 | |
| 138 | mInitialTouchY = y; |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 139 | mInitialTouchX = x; |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 140 | mInitialOffsetOnTouch = mExpandedHeight; |
Jorim Jaggi | b7b61dd | 2014-05-21 15:45:07 +0200 | [diff] [blame] | 141 | if (mVelocityTracker == null) { |
| 142 | initVelocityTracker(); |
| 143 | } |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 144 | trackMovement(event); |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 145 | if (!waitForTouchSlop || mHeightAnimator != null) { |
| 146 | if (mHeightAnimator != null) { |
| 147 | mHeightAnimator.cancel(); // end any outstanding animations |
| 148 | } |
| 149 | onTrackingStarted(); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 150 | } |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 151 | if (mExpandedHeight == 0) { |
| 152 | mJustPeeked = true; |
| 153 | runPeekAnimation(); |
| 154 | } |
| 155 | break; |
| 156 | |
| 157 | case MotionEvent.ACTION_POINTER_UP: |
| 158 | final int upPointer = event.getPointerId(event.getActionIndex()); |
| 159 | if (mTrackingPointer == upPointer) { |
| 160 | // gesture is ongoing, find a new pointer to track |
| 161 | final int newIndex = event.getPointerId(0) != upPointer ? 0 : 1; |
| 162 | final float newY = event.getY(newIndex); |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 163 | final float newX = event.getX(newIndex); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 164 | mTrackingPointer = event.getPointerId(newIndex); |
| 165 | mInitialOffsetOnTouch = mExpandedHeight; |
| 166 | mInitialTouchY = newY; |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 167 | mInitialTouchX = newX; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 168 | } |
| 169 | break; |
| 170 | |
| 171 | case MotionEvent.ACTION_MOVE: |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 172 | float h = y - mInitialTouchY; |
| 173 | if (waitForTouchSlop && !mTracking && Math.abs(h) > mTouchSlop |
| 174 | && Math.abs(h) > Math.abs(x - mInitialTouchX)) { |
| 175 | mInitialOffsetOnTouch = mExpandedHeight; |
| 176 | mInitialTouchX = x; |
| 177 | mInitialTouchY = y; |
| 178 | if (mHeightAnimator != null) { |
| 179 | mHeightAnimator.cancel(); // end any outstanding animations |
| 180 | } |
| 181 | onTrackingStarted(); |
| 182 | h = 0; |
| 183 | } |
| 184 | final float newHeight = h + mInitialOffsetOnTouch; |
| 185 | if (newHeight > mPeekHeight) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 186 | if (mPeekAnimator != null && mPeekAnimator.isStarted()) { |
| 187 | mPeekAnimator.cancel(); |
| 188 | } |
| 189 | mJustPeeked = false; |
| 190 | } |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 191 | if (!mJustPeeked && (!waitForTouchSlop || mTracking)) { |
| 192 | setExpandedHeightInternal(newHeight); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 193 | mBar.panelExpansionChanged(PanelView.this, mExpandedFraction); |
| 194 | } |
| 195 | |
| 196 | trackMovement(event); |
| 197 | break; |
| 198 | |
| 199 | case MotionEvent.ACTION_UP: |
| 200 | case MotionEvent.ACTION_CANCEL: |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 201 | mTrackingPointer = -1; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 202 | trackMovement(event); |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 203 | boolean expand = flingWithCurrentVelocity(); |
| 204 | onTrackingStopped(expand); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 205 | if (mVelocityTracker != null) { |
| 206 | mVelocityTracker.recycle(); |
| 207 | mVelocityTracker = null; |
| 208 | } |
| 209 | break; |
| 210 | } |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 211 | return !waitForTouchSlop || mTracking; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 212 | } |
| 213 | |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 214 | protected abstract boolean hasConflictingGestures(); |
| 215 | |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 216 | protected void onTrackingStopped(boolean expand) { |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 217 | mTracking = false; |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 218 | mBar.onTrackingStopped(PanelView.this, expand); |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | protected void onTrackingStarted() { |
Selim Cinek | 4c6969a | 2014-05-26 19:22:17 +0200 | [diff] [blame] | 222 | mTracking = true; |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 223 | mBar.onTrackingStarted(PanelView.this); |
| 224 | onExpandingStarted(); |
| 225 | } |
| 226 | |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 227 | private float getCurrentVelocity() { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 228 | |
| 229 | // the velocitytracker might be null if we got a bad input stream |
| 230 | if (mVelocityTracker == null) { |
| 231 | return 0; |
| 232 | } |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 233 | mVelocityTracker.computeCurrentVelocity(1000); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 234 | return mVelocityTracker.getYVelocity(); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 235 | } |
| 236 | |
| 237 | @Override |
| 238 | public boolean onInterceptTouchEvent(MotionEvent event) { |
| 239 | |
| 240 | /* |
| 241 | * If the user drags anywhere inside the panel we intercept it if he moves his finger |
| 242 | * upwards. This allows closing the shade from anywhere inside the panel. |
| 243 | * |
| 244 | * We only do this if the current content is scrolled to the bottom, |
| 245 | * i.e isScrolledToBottom() is true and therefore there is no conflicting scrolling gesture |
| 246 | * possible. |
| 247 | */ |
| 248 | int pointerIndex = event.findPointerIndex(mTrackingPointer); |
| 249 | if (pointerIndex < 0) { |
| 250 | pointerIndex = 0; |
| 251 | mTrackingPointer = event.getPointerId(pointerIndex); |
| 252 | } |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 253 | final float x = event.getX(pointerIndex); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 254 | final float y = event.getY(pointerIndex); |
| 255 | boolean scrolledToBottom = isScrolledToBottom(); |
| 256 | |
| 257 | switch (event.getActionMasked()) { |
| 258 | case MotionEvent.ACTION_DOWN: |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 259 | if (mHeightAnimator != null) { |
| 260 | mHeightAnimator.cancel(); // end any outstanding animations |
Selim Cinek | 172e914 | 2014-05-07 19:38:00 +0200 | [diff] [blame] | 261 | return true; |
| 262 | } |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 263 | mInitialTouchY = y; |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 264 | mInitialTouchX = x; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 265 | initVelocityTracker(); |
| 266 | trackMovement(event); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 267 | break; |
| 268 | case MotionEvent.ACTION_POINTER_UP: |
| 269 | final int upPointer = event.getPointerId(event.getActionIndex()); |
| 270 | if (mTrackingPointer == upPointer) { |
| 271 | // gesture is ongoing, find a new pointer to track |
| 272 | final int newIndex = event.getPointerId(0) != upPointer ? 0 : 1; |
| 273 | mTrackingPointer = event.getPointerId(newIndex); |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 274 | mInitialTouchX = event.getX(newIndex); |
| 275 | mInitialTouchY = event.getY(newIndex); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 276 | } |
| 277 | break; |
| 278 | |
| 279 | case MotionEvent.ACTION_MOVE: |
| 280 | final float h = y - mInitialTouchY; |
| 281 | trackMovement(event); |
| 282 | if (scrolledToBottom) { |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 283 | if (h < -mTouchSlop && h < -Math.abs(x - mInitialTouchX)) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 284 | mInitialOffsetOnTouch = mExpandedHeight; |
| 285 | mInitialTouchY = y; |
Jorim Jaggi | a631029 | 2014-04-16 14:11:52 +0200 | [diff] [blame] | 286 | mInitialTouchX = x; |
Selim Cinek | 91c39ef | 2014-04-07 21:18:09 +0200 | [diff] [blame] | 287 | mTracking = true; |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 288 | onTrackingStarted(); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 289 | return true; |
| 290 | } |
| 291 | } |
| 292 | break; |
| 293 | } |
| 294 | return false; |
| 295 | } |
| 296 | |
| 297 | private void initVelocityTracker() { |
| 298 | if (mVelocityTracker != null) { |
| 299 | mVelocityTracker.recycle(); |
| 300 | } |
Jorim Jaggi | b7b61dd | 2014-05-21 15:45:07 +0200 | [diff] [blame] | 301 | mVelocityTracker = VelocityTrackerFactory.obtain(getContext()); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 302 | } |
| 303 | |
| 304 | protected boolean isScrolledToBottom() { |
Selim Cinek | 172e914 | 2014-05-07 19:38:00 +0200 | [diff] [blame] | 305 | return true; |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | protected float getContentHeight() { |
| 309 | return mExpandedHeight; |
Daniel Sandler | bf526d1 | 2012-09-04 22:56:44 -0400 | [diff] [blame] | 310 | } |
| 311 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 312 | @Override |
| 313 | protected void onFinishInflate() { |
| 314 | super.onFinishInflate(); |
| 315 | loadDimens(); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 316 | } |
| 317 | |
Jorim Jaggi | 069cd03 | 2014-05-15 03:09:01 +0200 | [diff] [blame] | 318 | @Override |
| 319 | protected void onConfigurationChanged(Configuration newConfig) { |
| 320 | super.onConfigurationChanged(newConfig); |
| 321 | loadDimens(); |
| 322 | mMaxPanelHeight = -1; |
| 323 | } |
| 324 | |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 325 | /** |
| 326 | * @return whether the panel will be expanded after the animation |
| 327 | */ |
| 328 | private boolean flingWithCurrentVelocity() { |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 329 | float vel = getCurrentVelocity(); |
| 330 | boolean expand; |
| 331 | if (Math.abs(vel) < mFlingAnimationUtils.getMinVelocityPxPerSecond()) { |
| 332 | expand = getExpandedFraction() > 0.5f; |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 333 | } else { |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 334 | expand = vel > 0; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 335 | } |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 336 | fling(vel, expand); |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 337 | return expand; |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | protected void fling(float vel, boolean expand) { |
| 341 | cancelPeek(); |
| 342 | float target = expand ? getMaxPanelHeight() : 0.0f; |
Jorim Jaggi | 2fbad7b | 2014-05-26 22:38:00 +0200 | [diff] [blame] | 343 | if (target == mExpandedHeight) { |
| 344 | onExpandingFinished(); |
| 345 | return; |
| 346 | } |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 347 | ValueAnimator animator = ValueAnimator.ofFloat(mExpandedHeight, target); |
| 348 | if (expand) { |
| 349 | mFlingAnimationUtils.apply(animator, mExpandedHeight, target, vel, getHeight()); |
| 350 | } else { |
| 351 | mFlingAnimationUtils.applyDismissing(animator, mExpandedHeight, target, vel, |
| 352 | getHeight()); |
| 353 | |
| 354 | // Make it shorter if we run a canned animation |
| 355 | if (vel == 0) { |
| 356 | animator.setDuration((long) (animator.getDuration() / 1.75f)); |
| 357 | } |
| 358 | } |
| 359 | animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { |
| 360 | @Override |
| 361 | public void onAnimationUpdate(ValueAnimator animation) { |
| 362 | setExpandedHeight((Float) animation.getAnimatedValue()); |
| 363 | } |
| 364 | }); |
| 365 | animator.addListener(new AnimatorListenerAdapter() { |
| 366 | @Override |
| 367 | public void onAnimationEnd(Animator animation) { |
| 368 | mHeightAnimator = null; |
| 369 | onExpandingFinished(); |
| 370 | } |
| 371 | }); |
| 372 | animator.start(); |
| 373 | mHeightAnimator = animator; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 374 | } |
| 375 | |
| 376 | @Override |
| 377 | protected void onAttachedToWindow() { |
| 378 | super.onAttachedToWindow(); |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 379 | mViewName = getResources().getResourceName(getId()); |
| 380 | } |
| 381 | |
| 382 | public String getName() { |
| 383 | return mViewName; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 384 | } |
| 385 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 386 | @Override |
| 387 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| 388 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| 389 | |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 390 | if (DEBUG) logf("onMeasure(%d, %d) -> (%d, %d)", |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 391 | widthMeasureSpec, heightMeasureSpec, getMeasuredWidth(), getMeasuredHeight()); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 392 | |
| 393 | // Did one of our children change size? |
| 394 | int newHeight = getMeasuredHeight(); |
Selim Cinek | b84a107 | 2014-05-15 19:10:18 +0200 | [diff] [blame] | 395 | if (newHeight > mMaxPanelHeight) { |
| 396 | // we only adapt the max height if it's bigger |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 397 | mMaxPanelHeight = newHeight; |
Jorim Jaggi | 03c701e | 2014-04-02 12:39:51 +0200 | [diff] [blame] | 398 | // If the user isn't actively poking us, let's rubberband to the content |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 399 | if (!mTracking && mHeightAnimator == null |
Jorim Jaggi | 03c701e | 2014-04-02 12:39:51 +0200 | [diff] [blame] | 400 | && mExpandedHeight > 0 && mExpandedHeight != mMaxPanelHeight |
| 401 | && mMaxPanelHeight > 0) { |
| 402 | mExpandedHeight = mMaxPanelHeight; |
| 403 | } |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 404 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 405 | } |
| 406 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 407 | public void setExpandedHeight(float height) { |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 408 | if (DEBUG) logf("setExpandedHeight(%.1f)", height); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 409 | setExpandedHeightInternal(height); |
Daniel Sandler | 0c1b75c | 2012-10-04 12:08:54 -0400 | [diff] [blame] | 410 | mBar.panelExpansionChanged(PanelView.this, mExpandedFraction); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 411 | } |
| 412 | |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 413 | @Override |
| 414 | protected void onLayout (boolean changed, int left, int top, int right, int bottom) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 415 | if (DEBUG) logf("onLayout: changed=%s, bottom=%d eh=%d fh=%d", changed?"T":"f", bottom, |
| 416 | (int)mExpandedHeight, mMaxPanelHeight); |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 417 | super.onLayout(changed, left, top, right, bottom); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 418 | requestPanelHeightUpdate(); |
| 419 | } |
| 420 | |
| 421 | protected void requestPanelHeightUpdate() { |
| 422 | float currentMaxPanelHeight = getMaxPanelHeight(); |
| 423 | |
| 424 | // If the user isn't actively poking us, let's update the height |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 425 | if (!mTracking && mHeightAnimator == null |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 426 | && mExpandedHeight > 0 && currentMaxPanelHeight != mExpandedHeight) { |
| 427 | setExpandedHeightInternal(currentMaxPanelHeight); |
| 428 | } |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 429 | } |
| 430 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 431 | public void setExpandedHeightInternal(float h) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 432 | float fh = getMaxPanelHeight(); |
Jorim Jaggi | 7d16bb1 | 2014-05-22 04:24:50 +0200 | [diff] [blame] | 433 | mExpandedHeight = Math.min(fh, h); |
Selim Cinek | 24120a5 | 2014-05-26 10:05:42 +0200 | [diff] [blame] | 434 | float overExpansion = h - fh; |
| 435 | overExpansion = Math.max(0, overExpansion); |
| 436 | if (overExpansion != mOverExpansion) { |
| 437 | onOverExpansionChanged(overExpansion); |
| 438 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 439 | |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 440 | if (DEBUG) { |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 441 | logf("setExpansion: height=%.1f fh=%.1f tracking=%s", h, fh, mTracking ? "T" : "f"); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 442 | } |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 443 | |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 444 | onHeightUpdated(mExpandedHeight); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 445 | mExpandedFraction = Math.min(1f, (fh == 0) ? 0 : h / fh); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 446 | } |
| 447 | |
Selim Cinek | 24120a5 | 2014-05-26 10:05:42 +0200 | [diff] [blame] | 448 | protected void onOverExpansionChanged(float overExpansion) { |
| 449 | mOverExpansion = overExpansion; |
| 450 | } |
| 451 | |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 452 | protected void onHeightUpdated(float expandedHeight) { |
| 453 | requestLayout(); |
| 454 | } |
| 455 | |
| 456 | /** |
| 457 | * This returns the maximum height of the panel. Children should override this if their |
| 458 | * desired height is not the full height. |
| 459 | * |
| 460 | * @return the default implementation simply returns the maximum height. |
| 461 | */ |
| 462 | protected int getMaxPanelHeight() { |
Selim Cinek | b84a107 | 2014-05-15 19:10:18 +0200 | [diff] [blame] | 463 | mMaxPanelHeight = Math.max(mMaxPanelHeight, getHeight()); |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 464 | return mMaxPanelHeight; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 465 | } |
| 466 | |
| 467 | public void setExpandedFraction(float frac) { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 468 | setExpandedHeight(getMaxPanelHeight() * frac); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 469 | } |
| 470 | |
| 471 | public float getExpandedHeight() { |
| 472 | return mExpandedHeight; |
| 473 | } |
| 474 | |
| 475 | public float getExpandedFraction() { |
| 476 | return mExpandedFraction; |
| 477 | } |
| 478 | |
Daniel Sandler | b4e56ed | 2012-09-12 23:07:44 -0700 | [diff] [blame] | 479 | public boolean isFullyExpanded() { |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 480 | return mExpandedHeight >= getMaxPanelHeight(); |
Daniel Sandler | b4e56ed | 2012-09-12 23:07:44 -0700 | [diff] [blame] | 481 | } |
| 482 | |
| 483 | public boolean isFullyCollapsed() { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 484 | return mExpandedHeight <= 0; |
| 485 | } |
| 486 | |
| 487 | public boolean isCollapsing() { |
| 488 | return mClosing; |
Daniel Sandler | b4e56ed | 2012-09-12 23:07:44 -0700 | [diff] [blame] | 489 | } |
| 490 | |
John Spurlock | a4b70af | 2013-08-17 14:05:49 -0400 | [diff] [blame] | 491 | public boolean isTracking() { |
| 492 | return mTracking; |
| 493 | } |
| 494 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 495 | public void setBar(PanelBar panelBar) { |
| 496 | mBar = panelBar; |
| 497 | } |
| 498 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 499 | public void collapse() { |
| 500 | // TODO: abort animation or ongoing touch |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 501 | if (DEBUG) logf("collapse: " + this); |
Daniel Sandler | b4e56ed | 2012-09-12 23:07:44 -0700 | [diff] [blame] | 502 | if (!isFullyCollapsed()) { |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 503 | if (mHeightAnimator != null) { |
| 504 | mHeightAnimator.cancel(); |
| 505 | } |
Daniel Sandler | 750bb9b | 2012-10-03 16:24:00 -0400 | [diff] [blame] | 506 | mClosing = true; |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 507 | onExpandingStarted(); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 508 | fling(0, false /* expand */); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 509 | } |
| 510 | } |
| 511 | |
| 512 | public void expand() { |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 513 | if (DEBUG) logf("expand: " + this); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 514 | if (isFullyCollapsed()) { |
| 515 | mBar.startOpeningPanel(this); |
Selim Cinek | 1685e63 | 2014-04-08 02:27:49 +0200 | [diff] [blame] | 516 | onExpandingStarted(); |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 517 | fling(0, true /* expand */); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 518 | } else if (DEBUG) { |
John Spurlock | 9764218 | 2013-07-29 17:58:39 -0400 | [diff] [blame] | 519 | if (DEBUG) logf("skipping expansion: is expanded"); |
| 520 | } |
| 521 | } |
| 522 | |
| 523 | public void cancelPeek() { |
| 524 | if (mPeekAnimator != null && mPeekAnimator.isStarted()) { |
| 525 | mPeekAnimator.cancel(); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 526 | } |
| 527 | } |
Daniel Sandler | 37a38aa | 2013-02-13 17:15:57 -0500 | [diff] [blame] | 528 | |
| 529 | public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Selim Cinek | a3e5bcb | 2014-04-07 20:07:22 +0200 | [diff] [blame] | 530 | pw.println(String.format("[PanelView(%s): expandedHeight=%f maxPanelHeight=%d closing=%s" |
John Spurlock | 5072883 | 2014-04-17 19:05:28 -0400 | [diff] [blame] | 531 | + " tracking=%s justPeeked=%s peekAnim=%s%s timeAnim=%s%s" |
Daniel Sandler | 37a38aa | 2013-02-13 17:15:57 -0500 | [diff] [blame] | 532 | + "]", |
| 533 | this.getClass().getSimpleName(), |
| 534 | getExpandedHeight(), |
Selim Cinek | b6d85eb | 2014-03-28 20:21:01 +0100 | [diff] [blame] | 535 | getMaxPanelHeight(), |
Daniel Sandler | 37a38aa | 2013-02-13 17:15:57 -0500 | [diff] [blame] | 536 | mClosing?"T":"f", |
| 537 | mTracking?"T":"f", |
Daniel Sandler | 37a38aa | 2013-02-13 17:15:57 -0500 | [diff] [blame] | 538 | mJustPeeked?"T":"f", |
| 539 | mPeekAnimator, ((mPeekAnimator!=null && mPeekAnimator.isStarted())?" (started)":""), |
Jorim Jaggi | 1d48069 | 2014-05-20 19:41:58 +0200 | [diff] [blame] | 540 | mHeightAnimator, ((mHeightAnimator !=null && mHeightAnimator.isStarted())?" (started)":"") |
Daniel Sandler | 37a38aa | 2013-02-13 17:15:57 -0500 | [diff] [blame] | 541 | )); |
| 542 | } |
Selim Cinek | 3c4635c | 2014-05-29 02:12:47 +0200 | [diff] [blame^] | 543 | |
| 544 | public abstract void resetViews(); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 545 | } |