AppTransition.java revision 1a5203dfd5264104db018b8a09d50075b1af9b2d
1/* 2 * Copyright (C) 2011 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 17package com.android.server.wm; 18 19import static android.view.WindowManagerInternal.AppTransitionListener; 20import static com.android.internal.R.styleable.WindowAnimation_activityCloseEnterAnimation; 21import static com.android.internal.R.styleable.WindowAnimation_activityCloseExitAnimation; 22import static com.android.internal.R.styleable.WindowAnimation_activityOpenEnterAnimation; 23import static com.android.internal.R.styleable.WindowAnimation_activityOpenExitAnimation; 24import static com.android.internal.R.styleable.WindowAnimation_launchTaskBehindSourceAnimation; 25import static com.android.internal.R.styleable.WindowAnimation_launchTaskBehindTargetAnimation; 26import static com.android.internal.R.styleable.WindowAnimation_taskCloseEnterAnimation; 27import static com.android.internal.R.styleable.WindowAnimation_taskCloseExitAnimation; 28import static com.android.internal.R.styleable.WindowAnimation_taskOpenEnterAnimation; 29import static com.android.internal.R.styleable.WindowAnimation_taskOpenExitAnimation; 30import static com.android.internal.R.styleable.WindowAnimation_taskToBackEnterAnimation; 31import static com.android.internal.R.styleable.WindowAnimation_taskToBackExitAnimation; 32import static com.android.internal.R.styleable.WindowAnimation_taskToFrontEnterAnimation; 33import static com.android.internal.R.styleable.WindowAnimation_taskToFrontExitAnimation; 34import static com.android.internal.R.styleable.WindowAnimation_wallpaperCloseEnterAnimation; 35import static com.android.internal.R.styleable.WindowAnimation_wallpaperCloseExitAnimation; 36import static com.android.internal.R.styleable.WindowAnimation_wallpaperIntraCloseEnterAnimation; 37import static com.android.internal.R.styleable.WindowAnimation_wallpaperIntraCloseExitAnimation; 38import static com.android.internal.R.styleable.WindowAnimation_wallpaperIntraOpenEnterAnimation; 39import static com.android.internal.R.styleable.WindowAnimation_wallpaperIntraOpenExitAnimation; 40import static com.android.internal.R.styleable.WindowAnimation_wallpaperOpenEnterAnimation; 41import static com.android.internal.R.styleable.WindowAnimation_wallpaperOpenExitAnimation; 42 43import android.annotation.Nullable; 44import android.content.Context; 45import android.content.res.Configuration; 46import android.graphics.Bitmap; 47import android.graphics.Rect; 48import android.os.Debug; 49import android.os.Handler; 50import android.os.IBinder; 51import android.os.IRemoteCallback; 52import android.util.Slog; 53import android.util.SparseArray; 54import android.view.AppTransitionAnimationSpec; 55import android.view.WindowManager; 56import android.view.animation.AlphaAnimation; 57import android.view.animation.Animation; 58import android.view.animation.AnimationSet; 59import android.view.animation.AnimationUtils; 60import android.view.animation.ClipRectAnimation; 61import android.view.animation.ClipRectLRAnimation; 62import android.view.animation.ClipRectTBAnimation; 63import android.view.animation.Interpolator; 64import android.view.animation.PathInterpolator; 65import android.view.animation.ScaleAnimation; 66import android.view.animation.TranslateAnimation; 67 68import com.android.internal.util.DumpUtils.Dump; 69import com.android.server.AttributeCache; 70import com.android.server.wm.WindowManagerService.H; 71 72import java.io.PrintWriter; 73import java.util.ArrayList; 74 75// State management of app transitions. When we are preparing for a 76// transition, mNextAppTransition will be the kind of transition to 77// perform or TRANSIT_NONE if we are not waiting. If we are waiting, 78// mOpeningApps and mClosingApps are the lists of tokens that will be 79// made visible or hidden at the next transition. 80public class AppTransition implements Dump { 81 private static final String TAG = "AppTransition"; 82 private static final boolean DEBUG_APP_TRANSITIONS = 83 WindowManagerService.DEBUG_APP_TRANSITIONS; 84 private static final boolean DEBUG_ANIM = WindowManagerService.DEBUG_ANIM; 85 private static final int CLIP_REVEAL_TRANSLATION_Y_DP = 8; 86 87 /** Not set up for a transition. */ 88 public static final int TRANSIT_UNSET = -1; 89 /** No animation for transition. */ 90 public static final int TRANSIT_NONE = 0; 91 /** A window in a new activity is being opened on top of an existing one in the same task. */ 92 public static final int TRANSIT_ACTIVITY_OPEN = 6; 93 /** The window in the top-most activity is being closed to reveal the 94 * previous activity in the same task. */ 95 public static final int TRANSIT_ACTIVITY_CLOSE = 7; 96 /** A window in a new task is being opened on top of an existing one 97 * in another activity's task. */ 98 public static final int TRANSIT_TASK_OPEN = 8; 99 /** A window in the top-most activity is being closed to reveal the 100 * previous activity in a different task. */ 101 public static final int TRANSIT_TASK_CLOSE = 9; 102 /** A window in an existing task is being displayed on top of an existing one 103 * in another activity's task. */ 104 public static final int TRANSIT_TASK_TO_FRONT = 10; 105 /** A window in an existing task is being put below all other tasks. */ 106 public static final int TRANSIT_TASK_TO_BACK = 11; 107 /** A window in a new activity that doesn't have a wallpaper is being opened on top of one that 108 * does, effectively closing the wallpaper. */ 109 public static final int TRANSIT_WALLPAPER_CLOSE = 12; 110 /** A window in a new activity that does have a wallpaper is being opened on one that didn't, 111 * effectively opening the wallpaper. */ 112 public static final int TRANSIT_WALLPAPER_OPEN = 13; 113 /** A window in a new activity is being opened on top of an existing one, and both are on top 114 * of the wallpaper. */ 115 public static final int TRANSIT_WALLPAPER_INTRA_OPEN = 14; 116 /** The window in the top-most activity is being closed to reveal the previous activity, and 117 * both are on top of the wallpaper. */ 118 public static final int TRANSIT_WALLPAPER_INTRA_CLOSE = 15; 119 /** A window in a new task is being opened behind an existing one in another activity's task. 120 * The new window will show briefly and then be gone. */ 121 public static final int TRANSIT_TASK_OPEN_BEHIND = 16; 122 /** A window in a task is being animated in-place. */ 123 public static final int TRANSIT_TASK_IN_PLACE = 17; 124 /** An activity is being relaunched (e.g. due to configuration change). */ 125 public static final int TRANSIT_ACTIVITY_RELAUNCH = 18; 126 127 /** Fraction of animation at which the recents thumbnail stays completely transparent */ 128 private static final float RECENTS_THUMBNAIL_FADEIN_FRACTION = 0.5f; 129 /** Fraction of animation at which the recents thumbnail becomes completely transparent */ 130 private static final float RECENTS_THUMBNAIL_FADEOUT_FRACTION = 0.5f; 131 132 private static final int DEFAULT_APP_TRANSITION_DURATION = 336; 133 private static final int THUMBNAIL_APP_TRANSITION_DURATION = 336; 134 private static final int THUMBNAIL_APP_TRANSITION_ALPHA_DURATION = 336; 135 private static final long APP_TRANSITION_TIMEOUT_MS = 5000; 136 137 private final Context mContext; 138 private final Handler mH; 139 140 private int mNextAppTransition = TRANSIT_UNSET; 141 142 private static final int NEXT_TRANSIT_TYPE_NONE = 0; 143 private static final int NEXT_TRANSIT_TYPE_CUSTOM = 1; 144 private static final int NEXT_TRANSIT_TYPE_SCALE_UP = 2; 145 private static final int NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP = 3; 146 private static final int NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN = 4; 147 private static final int NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP = 5; 148 private static final int NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN = 6; 149 private static final int NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE = 7; 150 private static final int NEXT_TRANSIT_TYPE_CLIP_REVEAL = 8; 151 private int mNextAppTransitionType = NEXT_TRANSIT_TYPE_NONE; 152 153 // These are the possible states for the enter/exit activities during a thumbnail transition 154 private static final int THUMBNAIL_TRANSITION_ENTER_SCALE_UP = 0; 155 private static final int THUMBNAIL_TRANSITION_EXIT_SCALE_UP = 1; 156 private static final int THUMBNAIL_TRANSITION_ENTER_SCALE_DOWN = 2; 157 private static final int THUMBNAIL_TRANSITION_EXIT_SCALE_DOWN = 3; 158 159 private String mNextAppTransitionPackage; 160 // Used for thumbnail transitions. True if we're scaling up, false if scaling down 161 private boolean mNextAppTransitionScaleUp; 162 private IRemoteCallback mNextAppTransitionCallback; 163 private IRemoteCallback mAnimationFinishedCallback; 164 private int mNextAppTransitionEnter; 165 private int mNextAppTransitionExit; 166 private int mNextAppTransitionInPlace; 167 168 // Keyed by task id. 169 private final SparseArray<AppTransitionAnimationSpec> mNextAppTransitionAnimationsSpecs 170 = new SparseArray<>(); 171 private AppTransitionAnimationSpec mDefaultNextAppTransitionAnimationSpec; 172 173 private Rect mNextAppTransitionInsets = new Rect(); 174 175 private Rect mTmpFromClipRect = new Rect(); 176 private Rect mTmpToClipRect = new Rect(); 177 178 private final Rect mTmpRect = new Rect(); 179 180 private final static int APP_STATE_IDLE = 0; 181 private final static int APP_STATE_READY = 1; 182 private final static int APP_STATE_RUNNING = 2; 183 private final static int APP_STATE_TIMEOUT = 3; 184 private int mAppTransitionState = APP_STATE_IDLE; 185 186 private final int mConfigShortAnimTime; 187 private final Interpolator mDecelerateInterpolator; 188 private final Interpolator mThumbnailFadeInInterpolator; 189 private final Interpolator mThumbnailFadeOutInterpolator; 190 private final Interpolator mLinearOutSlowInInterpolator; 191 private final Interpolator mFastOutLinearInInterpolator; 192 private final Interpolator mClipHorizontalInterpolator = new PathInterpolator(0, 0, 0.4f, 1f); 193 194 /** Interpolator to be used for animations that respond directly to a touch */ 195 private final Interpolator mTouchResponseInterpolator = 196 new PathInterpolator(0.3f, 0f, 0.1f, 1f); 197 198 private final int mClipRevealTranslationY; 199 200 private int mCurrentUserId = 0; 201 202 private final ArrayList<AppTransitionListener> mListeners = new ArrayList<>(); 203 204 AppTransition(Context context, Handler h) { 205 mContext = context; 206 mH = h; 207 mLinearOutSlowInInterpolator = AnimationUtils.loadInterpolator(context, 208 com.android.internal.R.interpolator.linear_out_slow_in); 209 mFastOutLinearInInterpolator = AnimationUtils.loadInterpolator(context, 210 com.android.internal.R.interpolator.fast_out_linear_in); 211 mConfigShortAnimTime = context.getResources().getInteger( 212 com.android.internal.R.integer.config_shortAnimTime); 213 mDecelerateInterpolator = AnimationUtils.loadInterpolator(context, 214 com.android.internal.R.interpolator.decelerate_cubic); 215 mThumbnailFadeInInterpolator = new Interpolator() { 216 @Override 217 public float getInterpolation(float input) { 218 // Linear response for first fraction, then complete after that. 219 if (input < RECENTS_THUMBNAIL_FADEIN_FRACTION) { 220 return 0f; 221 } 222 float t = (input - RECENTS_THUMBNAIL_FADEIN_FRACTION) / 223 (1f - RECENTS_THUMBNAIL_FADEIN_FRACTION); 224 return mFastOutLinearInInterpolator.getInterpolation(t); 225 } 226 }; 227 mThumbnailFadeOutInterpolator = new Interpolator() { 228 @Override 229 public float getInterpolation(float input) { 230 // Linear response for first fraction, then complete after that. 231 if (input < RECENTS_THUMBNAIL_FADEOUT_FRACTION) { 232 float t = input / RECENTS_THUMBNAIL_FADEOUT_FRACTION; 233 return mLinearOutSlowInInterpolator.getInterpolation(t); 234 } 235 return 1f; 236 } 237 }; 238 mClipRevealTranslationY = (int) (CLIP_REVEAL_TRANSLATION_Y_DP 239 * mContext.getResources().getDisplayMetrics().density); 240 } 241 242 boolean isTransitionSet() { 243 return mNextAppTransition != TRANSIT_UNSET; 244 } 245 246 boolean isTransitionEqual(int transit) { 247 return mNextAppTransition == transit; 248 } 249 250 int getAppTransition() { 251 return mNextAppTransition; 252 } 253 254 private void setAppTransition(int transit) { 255 mNextAppTransition = transit; 256 } 257 258 boolean isReady() { 259 return mAppTransitionState == APP_STATE_READY 260 || mAppTransitionState == APP_STATE_TIMEOUT; 261 } 262 263 void setReady() { 264 mAppTransitionState = APP_STATE_READY; 265 } 266 267 boolean isRunning() { 268 return mAppTransitionState == APP_STATE_RUNNING; 269 } 270 271 void setIdle() { 272 mAppTransitionState = APP_STATE_IDLE; 273 } 274 275 boolean isTimeout() { 276 return mAppTransitionState == APP_STATE_TIMEOUT; 277 } 278 279 void setTimeout() { 280 mAppTransitionState = APP_STATE_TIMEOUT; 281 } 282 283 Bitmap getAppTransitionThumbnailHeader(int taskId) { 284 AppTransitionAnimationSpec spec = mNextAppTransitionAnimationsSpecs.get(taskId); 285 return spec != null ? spec.bitmap : null; 286 } 287 288 /** Returns whether the next thumbnail transition is aspect scaled up. */ 289 boolean isNextThumbnailTransitionAspectScaled() { 290 return mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP || 291 mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN; 292 } 293 294 /** Returns whether the next thumbnail transition is scaling up. */ 295 boolean isNextThumbnailTransitionScaleUp() { 296 return mNextAppTransitionScaleUp; 297 } 298 299 private boolean prepare() { 300 if (!isRunning()) { 301 mAppTransitionState = APP_STATE_IDLE; 302 notifyAppTransitionPendingLocked(); 303 return true; 304 } 305 return false; 306 } 307 308 void goodToGo(AppWindowAnimator openingAppAnimator, AppWindowAnimator closingAppAnimator) { 309 mNextAppTransition = TRANSIT_UNSET; 310 mAppTransitionState = APP_STATE_RUNNING; 311 notifyAppTransitionStartingLocked( 312 openingAppAnimator != null ? openingAppAnimator.mAppToken.token : null, 313 closingAppAnimator != null ? closingAppAnimator.mAppToken.token : null, 314 openingAppAnimator != null ? openingAppAnimator.animation : null, 315 closingAppAnimator != null ? closingAppAnimator.animation : null); 316 } 317 318 void clear() { 319 mNextAppTransitionType = NEXT_TRANSIT_TYPE_NONE; 320 mNextAppTransitionPackage = null; 321 mNextAppTransitionAnimationsSpecs.clear(); 322 } 323 324 void freeze() { 325 setAppTransition(AppTransition.TRANSIT_UNSET); 326 clear(); 327 setReady(); 328 notifyAppTransitionCancelledLocked(); 329 } 330 331 void registerListenerLocked(AppTransitionListener listener) { 332 mListeners.add(listener); 333 } 334 335 public void notifyAppTransitionFinishedLocked(IBinder token) { 336 for (int i = 0; i < mListeners.size(); i++) { 337 mListeners.get(i).onAppTransitionFinishedLocked(token); 338 } 339 } 340 341 private void notifyAppTransitionPendingLocked() { 342 for (int i = 0; i < mListeners.size(); i++) { 343 mListeners.get(i).onAppTransitionPendingLocked(); 344 } 345 } 346 347 private void notifyAppTransitionCancelledLocked() { 348 for (int i = 0; i < mListeners.size(); i++) { 349 mListeners.get(i).onAppTransitionCancelledLocked(); 350 } 351 } 352 353 private void notifyAppTransitionStartingLocked(IBinder openToken, 354 IBinder closeToken, Animation openAnimation, Animation closeAnimation) { 355 for (int i = 0; i < mListeners.size(); i++) { 356 mListeners.get(i).onAppTransitionStartingLocked(openToken, closeToken, openAnimation, 357 closeAnimation); 358 } 359 } 360 361 private AttributeCache.Entry getCachedAnimations(WindowManager.LayoutParams lp) { 362 if (DEBUG_ANIM) Slog.v(TAG, "Loading animations: layout params pkg=" 363 + (lp != null ? lp.packageName : null) 364 + " resId=0x" + (lp != null ? Integer.toHexString(lp.windowAnimations) : null)); 365 if (lp != null && lp.windowAnimations != 0) { 366 // If this is a system resource, don't try to load it from the 367 // application resources. It is nice to avoid loading application 368 // resources if we can. 369 String packageName = lp.packageName != null ? lp.packageName : "android"; 370 int resId = lp.windowAnimations; 371 if ((resId&0xFF000000) == 0x01000000) { 372 packageName = "android"; 373 } 374 if (DEBUG_ANIM) Slog.v(TAG, "Loading animations: picked package=" 375 + packageName); 376 return AttributeCache.instance().get(packageName, resId, 377 com.android.internal.R.styleable.WindowAnimation, mCurrentUserId); 378 } 379 return null; 380 } 381 382 private AttributeCache.Entry getCachedAnimations(String packageName, int resId) { 383 if (DEBUG_ANIM) Slog.v(TAG, "Loading animations: package=" 384 + packageName + " resId=0x" + Integer.toHexString(resId)); 385 if (packageName != null) { 386 if ((resId&0xFF000000) == 0x01000000) { 387 packageName = "android"; 388 } 389 if (DEBUG_ANIM) Slog.v(TAG, "Loading animations: picked package=" 390 + packageName); 391 return AttributeCache.instance().get(packageName, resId, 392 com.android.internal.R.styleable.WindowAnimation, mCurrentUserId); 393 } 394 return null; 395 } 396 397 Animation loadAnimationAttr(WindowManager.LayoutParams lp, int animAttr) { 398 int anim = 0; 399 Context context = mContext; 400 if (animAttr >= 0) { 401 AttributeCache.Entry ent = getCachedAnimations(lp); 402 if (ent != null) { 403 context = ent.context; 404 anim = ent.array.getResourceId(animAttr, 0); 405 } 406 } 407 if (anim != 0) { 408 return AnimationUtils.loadAnimation(context, anim); 409 } 410 return null; 411 } 412 413 Animation loadAnimationRes(WindowManager.LayoutParams lp, int resId) { 414 Context context = mContext; 415 if (resId >= 0) { 416 AttributeCache.Entry ent = getCachedAnimations(lp); 417 if (ent != null) { 418 context = ent.context; 419 } 420 return AnimationUtils.loadAnimation(context, resId); 421 } 422 return null; 423 } 424 425 private Animation loadAnimationRes(String packageName, int resId) { 426 int anim = 0; 427 Context context = mContext; 428 if (resId >= 0) { 429 AttributeCache.Entry ent = getCachedAnimations(packageName, resId); 430 if (ent != null) { 431 context = ent.context; 432 anim = resId; 433 } 434 } 435 if (anim != 0) { 436 return AnimationUtils.loadAnimation(context, anim); 437 } 438 return null; 439 } 440 441 /** 442 * Compute the pivot point for an animation that is scaling from a small 443 * rect on screen to a larger rect. The pivot point varies depending on 444 * the distance between the inner and outer edges on both sides. This 445 * function computes the pivot point for one dimension. 446 * @param startPos Offset from left/top edge of outer rectangle to 447 * left/top edge of inner rectangle. 448 * @param finalScale The scaling factor between the size of the outer 449 * and inner rectangles. 450 */ 451 private static float computePivot(int startPos, float finalScale) { 452 final float denom = finalScale-1; 453 if (Math.abs(denom) < .0001f) { 454 return startPos; 455 } 456 return -startPos / denom; 457 } 458 459 private Animation createScaleUpAnimationLocked(int transit, boolean enter, 460 Rect containingFrame) { 461 Animation a; 462 getDefaultNextAppTransitionStartRect(mTmpRect); 463 final int appWidth = containingFrame.width(); 464 final int appHeight = containingFrame.height(); 465 if (enter) { 466 // Entering app zooms out from the center of the initial rect. 467 float scaleW = mTmpRect.width() / (float) appWidth; 468 float scaleH = mTmpRect.height() / (float) appHeight; 469 Animation scale = new ScaleAnimation(scaleW, 1, scaleH, 1, 470 computePivot(mTmpRect.left, scaleW), 471 computePivot(mTmpRect.right, scaleH)); 472 scale.setInterpolator(mDecelerateInterpolator); 473 474 Animation alpha = new AlphaAnimation(0, 1); 475 alpha.setInterpolator(mThumbnailFadeOutInterpolator); 476 477 AnimationSet set = new AnimationSet(false); 478 set.addAnimation(scale); 479 set.addAnimation(alpha); 480 set.setDetachWallpaper(true); 481 a = set; 482 } else if (transit == TRANSIT_WALLPAPER_INTRA_OPEN || 483 transit == TRANSIT_WALLPAPER_INTRA_CLOSE) { 484 // If we are on top of the wallpaper, we need an animation that 485 // correctly handles the wallpaper staying static behind all of 486 // the animated elements. To do this, will just have the existing 487 // element fade out. 488 a = new AlphaAnimation(1, 0); 489 a.setDetachWallpaper(true); 490 } else { 491 // For normal animations, the exiting element just holds in place. 492 a = new AlphaAnimation(1, 1); 493 } 494 495 // Pick the desired duration. If this is an inter-activity transition, 496 // it is the standard duration for that. Otherwise we use the longer 497 // task transition duration. 498 final long duration; 499 switch (transit) { 500 case TRANSIT_ACTIVITY_OPEN: 501 case TRANSIT_ACTIVITY_CLOSE: 502 duration = mConfigShortAnimTime; 503 break; 504 default: 505 duration = DEFAULT_APP_TRANSITION_DURATION; 506 break; 507 } 508 a.setDuration(duration); 509 a.setFillAfter(true); 510 a.setInterpolator(mDecelerateInterpolator); 511 a.initialize(appWidth, appHeight, appWidth, appHeight); 512 return a; 513 } 514 515 private void getDefaultNextAppTransitionStartRect(Rect rect) { 516 if (mDefaultNextAppTransitionAnimationSpec == null || 517 mDefaultNextAppTransitionAnimationSpec.rect == null) { 518 Slog.wtf(TAG, "Starting rect for app requested, but none available", new Throwable()); 519 rect.setEmpty(); 520 } else { 521 rect.set(mDefaultNextAppTransitionAnimationSpec.rect); 522 } 523 } 524 525 void getNextAppTransitionStartRect(int taskId, Rect rect) { 526 AppTransitionAnimationSpec spec = mNextAppTransitionAnimationsSpecs.get(taskId); 527 if (spec == null || spec.rect == null) { 528 Slog.wtf(TAG, "Starting rect for task: " + taskId + " requested, but not available", 529 new Throwable()); 530 rect.setEmpty(); 531 } else { 532 rect.set(spec.rect); 533 } 534 } 535 536 private void putDefaultNextAppTransitionCoordinates(int left, int top, int width, int height) { 537 mDefaultNextAppTransitionAnimationSpec = new AppTransitionAnimationSpec(-1 /* taskId */, 538 null /* bitmap */, new Rect(left, top, left + width, top + height)); 539 } 540 541 private Animation createClipRevealAnimationLocked(int transit, boolean enter, Rect appFrame) { 542 final Animation anim; 543 if (enter) { 544 // Reveal will expand and move faster in horizontal direction 545 546 final int appWidth = appFrame.width(); 547 final int appHeight = appFrame.height(); 548 // mTmpRect will contain an area around the launcher icon that was pressed. We will 549 // clip reveal from that area in the final area of the app. 550 getDefaultNextAppTransitionStartRect(mTmpRect); 551 552 float t = 0f; 553 if (appHeight > 0) { 554 t = (float) mTmpRect.left / appHeight; 555 } 556 int translationY = mClipRevealTranslationY + (int)(appHeight / 7f * t); 557 558 int centerX = mTmpRect.centerX(); 559 int centerY = mTmpRect.centerY(); 560 int halfWidth = mTmpRect.width() / 2; 561 int halfHeight = mTmpRect.height() / 2; 562 563 // Clip third of the from size of launch icon, expand to full width/height 564 Animation clipAnimLR = new ClipRectLRAnimation( 565 centerX - halfWidth, centerX + halfWidth, 0, appWidth); 566 clipAnimLR.setInterpolator(mClipHorizontalInterpolator); 567 clipAnimLR.setDuration((long) (DEFAULT_APP_TRANSITION_DURATION / 2.5f)); 568 569 Animation clipAnimTB = new ClipRectTBAnimation(centerY - halfHeight - translationY, 570 centerY + halfHeight/ 2 - translationY, 0, appHeight); 571 clipAnimTB.setInterpolator(mTouchResponseInterpolator); 572 clipAnimTB.setDuration(DEFAULT_APP_TRANSITION_DURATION); 573 574 // We might be animating entrance of a docked task, so we need the translate to account 575 // for the app frame in which the window will reside. Every other calculation here 576 // is performed as if the window started at 0,0. 577 translationY -= appFrame.top; 578 TranslateAnimation translate = new TranslateAnimation(-appFrame.left, 0, translationY, 579 0); 580 translate.setInterpolator(mLinearOutSlowInInterpolator); 581 translate.setDuration(DEFAULT_APP_TRANSITION_DURATION); 582 583 // Quick fade-in from icon to app window 584 final int alphaDuration = DEFAULT_APP_TRANSITION_DURATION / 4; 585 AlphaAnimation alpha = new AlphaAnimation(0.5f, 1); 586 alpha.setDuration(alphaDuration); 587 alpha.setInterpolator(mLinearOutSlowInInterpolator); 588 589 AnimationSet set = new AnimationSet(false); 590 set.addAnimation(clipAnimLR); 591 set.addAnimation(clipAnimTB); 592 set.addAnimation(translate); 593 set.addAnimation(alpha); 594 set.setZAdjustment(Animation.ZORDER_TOP); 595 set.initialize(appWidth, appHeight, appWidth, appHeight); 596 anim = set; 597 } else { 598 final long duration; 599 switch (transit) { 600 case TRANSIT_ACTIVITY_OPEN: 601 case TRANSIT_ACTIVITY_CLOSE: 602 duration = mConfigShortAnimTime; 603 break; 604 default: 605 duration = DEFAULT_APP_TRANSITION_DURATION; 606 break; 607 } 608 if (transit == TRANSIT_WALLPAPER_INTRA_OPEN || 609 transit == TRANSIT_WALLPAPER_INTRA_CLOSE) { 610 // If we are on top of the wallpaper, we need an animation that 611 // correctly handles the wallpaper staying static behind all of 612 // the animated elements. To do this, will just have the existing 613 // element fade out. 614 anim = new AlphaAnimation(1, 0); 615 anim.setDetachWallpaper(true); 616 } else { 617 // For normal animations, the exiting element just holds in place. 618 anim = new AlphaAnimation(1, 1); 619 } 620 anim.setInterpolator(mDecelerateInterpolator); 621 anim.setDuration(duration); 622 anim.setFillAfter(true); 623 } 624 return anim; 625 } 626 627 /** 628 * Prepares the specified animation with a standard duration, interpolator, etc. 629 */ 630 Animation prepareThumbnailAnimationWithDuration(Animation a, int appWidth, int appHeight, 631 int duration, Interpolator interpolator) { 632 if (duration > 0) { 633 a.setDuration(duration); 634 } 635 a.setFillAfter(true); 636 a.setInterpolator(interpolator); 637 a.initialize(appWidth, appHeight, appWidth, appHeight); 638 return a; 639 } 640 641 /** 642 * Prepares the specified animation with a standard duration, interpolator, etc. 643 */ 644 Animation prepareThumbnailAnimation(Animation a, int appWidth, int appHeight, int transit) { 645 // Pick the desired duration. If this is an inter-activity transition, 646 // it is the standard duration for that. Otherwise we use the longer 647 // task transition duration. 648 final int duration; 649 switch (transit) { 650 case TRANSIT_ACTIVITY_OPEN: 651 case TRANSIT_ACTIVITY_CLOSE: 652 duration = mConfigShortAnimTime; 653 break; 654 default: 655 duration = DEFAULT_APP_TRANSITION_DURATION; 656 break; 657 } 658 return prepareThumbnailAnimationWithDuration(a, appWidth, appHeight, duration, 659 mDecelerateInterpolator); 660 } 661 662 /** 663 * Return the current thumbnail transition state. 664 */ 665 int getThumbnailTransitionState(boolean enter) { 666 if (enter) { 667 if (mNextAppTransitionScaleUp) { 668 return THUMBNAIL_TRANSITION_ENTER_SCALE_UP; 669 } else { 670 return THUMBNAIL_TRANSITION_ENTER_SCALE_DOWN; 671 } 672 } else { 673 if (mNextAppTransitionScaleUp) { 674 return THUMBNAIL_TRANSITION_EXIT_SCALE_UP; 675 } else { 676 return THUMBNAIL_TRANSITION_EXIT_SCALE_DOWN; 677 } 678 } 679 } 680 681 /** 682 * This animation runs for the thumbnail that gets cross faded with the enter/exit activity 683 * when a thumbnail is specified with the pending animation override. 684 */ 685 Animation createThumbnailAspectScaleAnimationLocked(Rect appRect, Bitmap thumbnailHeader, 686 final int taskId) { 687 Animation a; 688 final int thumbWidthI = thumbnailHeader.getWidth(); 689 final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1; 690 final int thumbHeightI = thumbnailHeader.getHeight(); 691 final float thumbHeight = thumbHeightI > 0 ? thumbHeightI : 1; 692 final int appWidth = appRect.width(); 693 694 float scaleW = appWidth / thumbWidth; 695 float unscaledHeight = thumbHeight * scaleW; 696 getNextAppTransitionStartRect(taskId, mTmpRect); 697 float unscaledStartY = mTmpRect.top - (unscaledHeight - thumbHeight) / 2f; 698 if (mNextAppTransitionScaleUp) { 699 // Animation up from the thumbnail to the full screen 700 Animation scale = new ScaleAnimation(1f, scaleW, 1f, scaleW, 701 mTmpRect.left + (thumbWidth / 2f), mTmpRect.top + (thumbHeight / 2f)); 702 scale.setInterpolator(mTouchResponseInterpolator); 703 scale.setDuration(THUMBNAIL_APP_TRANSITION_DURATION); 704 Animation alpha = new AlphaAnimation(1, 0); 705 alpha.setInterpolator(mThumbnailFadeOutInterpolator); 706 alpha.setDuration(THUMBNAIL_APP_TRANSITION_ALPHA_DURATION); 707 final float toX = appRect.left + appRect.width() / 2 - 708 (mTmpRect.left + thumbWidth / 2); 709 final float toY = appRect.top + mNextAppTransitionInsets.top + -unscaledStartY; 710 Animation translate = new TranslateAnimation(0, toX, 0, toY); 711 translate.setInterpolator(mTouchResponseInterpolator); 712 translate.setDuration(THUMBNAIL_APP_TRANSITION_DURATION); 713 714 // This AnimationSet uses the Interpolators assigned above. 715 AnimationSet set = new AnimationSet(false); 716 set.addAnimation(scale); 717 set.addAnimation(alpha); 718 set.addAnimation(translate); 719 a = set; 720 } else { 721 // Animation down from the full screen to the thumbnail 722 Animation scale = new ScaleAnimation(scaleW, 1f, scaleW, 1f, 723 mTmpRect.left + (thumbWidth / 2f), mTmpRect.top + (thumbHeight / 2f)); 724 scale.setInterpolator(mTouchResponseInterpolator); 725 scale.setDuration(THUMBNAIL_APP_TRANSITION_DURATION); 726 Animation alpha = new AlphaAnimation(0f, 1f); 727 alpha.setInterpolator(mThumbnailFadeInInterpolator); 728 alpha.setDuration(THUMBNAIL_APP_TRANSITION_ALPHA_DURATION); 729 Animation translate = new TranslateAnimation(0, 0, -unscaledStartY + 730 mNextAppTransitionInsets.top, 0); 731 translate.setInterpolator(mTouchResponseInterpolator); 732 translate.setDuration(THUMBNAIL_APP_TRANSITION_DURATION); 733 734 // This AnimationSet uses the Interpolators assigned above. 735 AnimationSet set = new AnimationSet(false); 736 set.addAnimation(scale); 737 set.addAnimation(alpha); 738 set.addAnimation(translate); 739 a = set; 740 741 } 742 return prepareThumbnailAnimationWithDuration(a, appWidth, appRect.height(), 0, 743 mTouchResponseInterpolator); 744 } 745 746 /** 747 * This alternate animation is created when we are doing a thumbnail transition, for the 748 * activity that is leaving, and the activity that is entering. 749 */ 750 Animation createAspectScaledThumbnailEnterExitAnimationLocked(int thumbTransitState, 751 int orientation, int transit, Rect containingFrame, Rect contentInsets, 752 @Nullable Rect surfaceInsets, boolean freeform, int taskId) { 753 Animation a; 754 final int appWidth = containingFrame.width(); 755 final int appHeight = containingFrame.height(); 756 getDefaultNextAppTransitionStartRect(mTmpRect); 757 final int thumbWidthI = mTmpRect.width(); 758 final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1; 759 final int thumbHeightI = mTmpRect.height(); 760 final float thumbHeight = thumbHeightI > 0 ? thumbHeightI : 1; 761 762 // Used for the ENTER_SCALE_UP and EXIT_SCALE_DOWN transitions 763 float scale = 1f; 764 int scaledTopDecor = 0; 765 766 switch (thumbTransitState) { 767 case THUMBNAIL_TRANSITION_ENTER_SCALE_UP: { 768 if (freeform) { 769 a = createAspectScaledThumbnailEnterFreeformAnimationLocked( 770 containingFrame, surfaceInsets, taskId); 771 } else { 772 mTmpFromClipRect.set(containingFrame); 773 // exclude top screen decor (status bar) region from the source clip. 774 mTmpFromClipRect.top = contentInsets.top; 775 // App window scaling up to become full screen 776 mTmpToClipRect.set(containingFrame); 777 if (orientation == Configuration.ORIENTATION_PORTRAIT) { 778 // In portrait, we scale the width and clip to the top/left square 779 scale = thumbWidth / appWidth; 780 scaledTopDecor = (int) (scale * contentInsets.top); 781 int unscaledThumbHeight = (int) (thumbHeight / scale); 782 mTmpFromClipRect.bottom = mTmpFromClipRect.top + unscaledThumbHeight; 783 } else { 784 // In landscape, we scale the height and clip to the top/left square. We 785 // only scale the part that is not covered by status bar and the nav bar. 786 scale = thumbHeight / (appHeight - contentInsets.top 787 - contentInsets.bottom); 788 scaledTopDecor = (int) (scale * contentInsets.top); 789 int unscaledThumbWidth = (int) (thumbWidth / scale); 790 mTmpFromClipRect.right = mTmpFromClipRect.left + unscaledThumbWidth; 791 // This removes the navigation bar from the first frame, so it better 792 // matches the thumbnail. We need to do this explicitly in landscape, 793 // because in portrait we already crop vertically. 794 mTmpFromClipRect.bottom = mTmpFromClipRect.bottom - contentInsets.bottom; 795 } 796 797 mNextAppTransitionInsets.set(contentInsets); 798 799 Animation scaleAnim = new ScaleAnimation(scale, 1, scale, 1, 800 computePivot(mTmpRect.left, scale), 801 computePivot(mTmpRect.top, scale)); 802 Animation clipAnim = new ClipRectAnimation(mTmpFromClipRect, mTmpToClipRect); 803 Animation translateAnim = new TranslateAnimation(0, 0, -scaledTopDecor, 0); 804 805 AnimationSet set = new AnimationSet(true); 806 set.addAnimation(clipAnim); 807 set.addAnimation(scaleAnim); 808 set.addAnimation(translateAnim); 809 a = set; 810 } 811 break; 812 } 813 case THUMBNAIL_TRANSITION_EXIT_SCALE_UP: { 814 // Previous app window during the scale up 815 if (transit == TRANSIT_WALLPAPER_INTRA_OPEN) { 816 // Fade out the source activity if we are animating to a wallpaper 817 // activity. 818 a = new AlphaAnimation(1, 0); 819 } else { 820 a = new AlphaAnimation(1, 1); 821 } 822 break; 823 } 824 case THUMBNAIL_TRANSITION_ENTER_SCALE_DOWN: { 825 // Target app window during the scale down 826 if (transit == TRANSIT_WALLPAPER_INTRA_OPEN) { 827 // Fade in the destination activity if we are animating from a wallpaper 828 // activity. 829 a = new AlphaAnimation(0, 1); 830 } else { 831 a = new AlphaAnimation(1, 1); 832 } 833 break; 834 } 835 case THUMBNAIL_TRANSITION_EXIT_SCALE_DOWN: { 836 // App window scaling down from full screen 837 if (freeform) { 838 a = createAspectScaledThumbnailExitFreeformAnimationLocked( 839 containingFrame, surfaceInsets, taskId); 840 } else { 841 mTmpFromClipRect.set(containingFrame); 842 mTmpToClipRect.set(containingFrame); 843 // exclude top screen decor (status bar) region from the destination clip. 844 mTmpToClipRect.top = contentInsets.top; 845 if (orientation == Configuration.ORIENTATION_PORTRAIT) { 846 // In portrait, we scale the width and clip to the top/left square 847 scale = thumbWidth / appWidth; 848 scaledTopDecor = (int) (scale * contentInsets.top); 849 int unscaledThumbHeight = (int) (thumbHeight / scale); 850 mTmpToClipRect.bottom = mTmpToClipRect.top + unscaledThumbHeight; 851 } else { 852 // In landscape, we scale the height and clip to the top/left square. We only 853 // scale the part that is not covered by status bar and the nav bar. 854 scale = thumbHeight / (appHeight - contentInsets.top - contentInsets.bottom); 855 scaledTopDecor = (int) (scale * contentInsets.top); 856 int unscaledThumbWidth = (int) (thumbWidth / scale); 857 mTmpToClipRect.right = mTmpToClipRect.left + unscaledThumbWidth; 858 // This removes the navigation bar from the last frame, so it better matches the 859 // thumbnail. We need to do this explicitly in landscape, because in portrait we 860 // already crop vertically. 861 mTmpToClipRect.bottom = mTmpToClipRect.bottom - contentInsets.bottom; 862 } 863 864 mNextAppTransitionInsets.set(contentInsets); 865 866 Animation scaleAnim = new ScaleAnimation(1, scale, 1, scale, 867 computePivot(mTmpRect.left, scale), 868 computePivot(mTmpRect.top, scale)); 869 Animation clipAnim = new ClipRectAnimation(mTmpFromClipRect, mTmpToClipRect); 870 Animation translateAnim = new TranslateAnimation(0, 0, 0, -scaledTopDecor); 871 872 AnimationSet set = new AnimationSet(true); 873 set.addAnimation(clipAnim); 874 set.addAnimation(scaleAnim); 875 set.addAnimation(translateAnim); 876 877 a = set; 878 a.setZAdjustment(Animation.ZORDER_TOP); 879 } 880 break; 881 } 882 default: 883 throw new RuntimeException("Invalid thumbnail transition state"); 884 } 885 886 int duration = Math.max(THUMBNAIL_APP_TRANSITION_ALPHA_DURATION, 887 THUMBNAIL_APP_TRANSITION_DURATION); 888 return prepareThumbnailAnimationWithDuration(a, appWidth, appHeight, duration, 889 mTouchResponseInterpolator); 890 } 891 892 private Animation createAspectScaledThumbnailEnterFreeformAnimationLocked(Rect frame, 893 @Nullable Rect surfaceInsets, int taskId) { 894 getNextAppTransitionStartRect(taskId, mTmpRect); 895 return createAspectScaledThumbnailFreeformAnimationLocked(mTmpRect, frame, surfaceInsets, 896 true); 897 } 898 899 private Animation createAspectScaledThumbnailExitFreeformAnimationLocked(Rect frame, 900 @Nullable Rect surfaceInsets, int taskId) { 901 getNextAppTransitionStartRect(taskId, mTmpRect); 902 return createAspectScaledThumbnailFreeformAnimationLocked(frame, mTmpRect, surfaceInsets, 903 false); 904 } 905 906 private AnimationSet createAspectScaledThumbnailFreeformAnimationLocked(Rect sourceFrame, 907 Rect destFrame, @Nullable Rect surfaceInsets, boolean enter) { 908 final float sourceWidth = sourceFrame.width(); 909 final float sourceHeight = sourceFrame.height(); 910 final float destWidth = destFrame.width(); 911 final float destHeight = destFrame.height(); 912 final float scaleH = enter ? sourceWidth / destWidth : destWidth / sourceWidth; 913 final float scaleV = enter ? sourceHeight / destHeight : destHeight / sourceHeight; 914 AnimationSet set = new AnimationSet(true); 915 final int surfaceInsetsH = surfaceInsets == null 916 ? 0 : surfaceInsets.left + surfaceInsets.right; 917 final int surfaceInsetsV = surfaceInsets == null 918 ? 0 : surfaceInsets.top + surfaceInsets.bottom; 919 // We want the scaling to happen from the center of the surface. In order to achieve that, 920 // we need to account for surface insets that will be used to enlarge the surface. 921 final float scaleHCenter = ((enter ? destWidth : sourceWidth) + surfaceInsetsH) / 2; 922 final float scaleVCenter = ((enter ? destHeight : sourceHeight) + surfaceInsetsV) / 2; 923 final ScaleAnimation scale = enter ? 924 new ScaleAnimation(scaleH, 1, scaleV, 1, scaleHCenter, scaleVCenter) 925 : new ScaleAnimation(1, scaleH, 1, scaleV, scaleHCenter, scaleVCenter); 926 final int sourceHCenter = sourceFrame.left + sourceFrame.width() / 2; 927 final int sourceVCenter = sourceFrame.top + sourceFrame.height() / 2; 928 final int destHCenter = destFrame.left + destFrame.width() / 2; 929 final int destVCenter = destFrame.top + destFrame.height() / 2; 930 final int fromX = enter ? sourceHCenter - destHCenter : destHCenter - sourceHCenter; 931 final int fromY = enter ? sourceVCenter - destVCenter : destVCenter - sourceVCenter; 932 final TranslateAnimation translation = enter ? new TranslateAnimation(fromX, 0, fromY, 0) 933 : new TranslateAnimation(0, fromX, 0, fromY); 934 set.addAnimation(scale); 935 set.addAnimation(translation); 936 937 final IRemoteCallback callback = mAnimationFinishedCallback; 938 if (callback != null) { 939 set.setAnimationListener(new Animation.AnimationListener() { 940 @Override 941 public void onAnimationStart(Animation animation) { } 942 943 @Override 944 public void onAnimationEnd(Animation animation) { 945 mH.obtainMessage(H.DO_ANIMATION_CALLBACK, callback).sendToTarget(); 946 } 947 948 @Override 949 public void onAnimationRepeat(Animation animation) { } 950 }); 951 } 952 return set; 953 } 954 955 /** 956 * This animation runs for the thumbnail that gets cross faded with the enter/exit activity 957 * when a thumbnail is specified with the pending animation override. 958 */ 959 Animation createThumbnailScaleAnimationLocked(int appWidth, int appHeight, int transit, 960 Bitmap thumbnailHeader) { 961 Animation a; 962 getDefaultNextAppTransitionStartRect(mTmpRect); 963 final int thumbWidthI = thumbnailHeader.getWidth(); 964 final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1; 965 final int thumbHeightI = thumbnailHeader.getHeight(); 966 final float thumbHeight = thumbHeightI > 0 ? thumbHeightI : 1; 967 968 if (mNextAppTransitionScaleUp) { 969 // Animation for the thumbnail zooming from its initial size to the full screen 970 float scaleW = appWidth / thumbWidth; 971 float scaleH = appHeight / thumbHeight; 972 Animation scale = new ScaleAnimation(1, scaleW, 1, scaleH, 973 computePivot(mTmpRect.left, 1 / scaleW), 974 computePivot(mTmpRect.top, 1 / scaleH)); 975 scale.setInterpolator(mDecelerateInterpolator); 976 977 Animation alpha = new AlphaAnimation(1, 0); 978 alpha.setInterpolator(mThumbnailFadeOutInterpolator); 979 980 // This AnimationSet uses the Interpolators assigned above. 981 AnimationSet set = new AnimationSet(false); 982 set.addAnimation(scale); 983 set.addAnimation(alpha); 984 a = set; 985 } else { 986 // Animation for the thumbnail zooming down from the full screen to its final size 987 float scaleW = appWidth / thumbWidth; 988 float scaleH = appHeight / thumbHeight; 989 a = new ScaleAnimation(scaleW, 1, scaleH, 1, 990 computePivot(mTmpRect.left, 1 / scaleW), 991 computePivot(mTmpRect.top, 1 / scaleH)); 992 } 993 994 return prepareThumbnailAnimation(a, appWidth, appHeight, transit); 995 } 996 997 /** 998 * This animation is created when we are doing a thumbnail transition, for the activity that is 999 * leaving, and the activity that is entering. 1000 */ 1001 Animation createThumbnailEnterExitAnimationLocked(int thumbTransitState, Rect containingFrame, 1002 int transit, int taskId) { 1003 final int appWidth = containingFrame.width(); 1004 final int appHeight = containingFrame.height(); 1005 Bitmap thumbnailHeader = getAppTransitionThumbnailHeader(taskId); 1006 Animation a; 1007 getDefaultNextAppTransitionStartRect(mTmpRect); 1008 final int thumbWidthI = thumbnailHeader != null ? thumbnailHeader.getWidth() : appWidth; 1009 final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1; 1010 final int thumbHeightI = thumbnailHeader != null ? thumbnailHeader.getHeight() : appHeight; 1011 final float thumbHeight = thumbHeightI > 0 ? thumbHeightI : 1; 1012 1013 switch (thumbTransitState) { 1014 case THUMBNAIL_TRANSITION_ENTER_SCALE_UP: { 1015 // Entering app scales up with the thumbnail 1016 float scaleW = thumbWidth / appWidth; 1017 float scaleH = thumbHeight / appHeight; 1018 a = new ScaleAnimation(scaleW, 1, scaleH, 1, 1019 computePivot(mTmpRect.left, scaleW), 1020 computePivot(mTmpRect.top, scaleH)); 1021 break; 1022 } 1023 case THUMBNAIL_TRANSITION_EXIT_SCALE_UP: { 1024 // Exiting app while the thumbnail is scaling up should fade or stay in place 1025 if (transit == TRANSIT_WALLPAPER_INTRA_OPEN) { 1026 // Fade out while bringing up selected activity. This keeps the 1027 // current activity from showing through a launching wallpaper 1028 // activity. 1029 a = new AlphaAnimation(1, 0); 1030 } else { 1031 // noop animation 1032 a = new AlphaAnimation(1, 1); 1033 } 1034 break; 1035 } 1036 case THUMBNAIL_TRANSITION_ENTER_SCALE_DOWN: { 1037 // Entering the other app, it should just be visible while we scale the thumbnail 1038 // down above it 1039 a = new AlphaAnimation(1, 1); 1040 break; 1041 } 1042 case THUMBNAIL_TRANSITION_EXIT_SCALE_DOWN: { 1043 // Exiting the current app, the app should scale down with the thumbnail 1044 float scaleW = thumbWidth / appWidth; 1045 float scaleH = thumbHeight / appHeight; 1046 Animation scale = new ScaleAnimation(1, scaleW, 1, scaleH, 1047 computePivot(mTmpRect.left, scaleW), 1048 computePivot(mTmpRect.top, scaleH)); 1049 1050 Animation alpha = new AlphaAnimation(1, 0); 1051 1052 AnimationSet set = new AnimationSet(true); 1053 set.addAnimation(scale); 1054 set.addAnimation(alpha); 1055 set.setZAdjustment(Animation.ZORDER_TOP); 1056 a = set; 1057 break; 1058 } 1059 default: 1060 throw new RuntimeException("Invalid thumbnail transition state"); 1061 } 1062 1063 return prepareThumbnailAnimation(a, appWidth, appHeight, transit); 1064 } 1065 1066 private Animation createRelaunchAnimation(Rect containingFrame, Rect contentInsets) { 1067 getDefaultNextAppTransitionStartRect(mTmpFromClipRect); 1068 final int left = mTmpFromClipRect.left; 1069 final int top = mTmpFromClipRect.top; 1070 mTmpFromClipRect.offset(-left, -top); 1071 // TODO: Isn't that strange that we ignore exact position of the containingFrame? 1072 mTmpToClipRect.set(0, 0, containingFrame.width(), containingFrame.height()); 1073 AnimationSet set = new AnimationSet(true); 1074 float fromWidth = mTmpFromClipRect.width(); 1075 float toWidth = mTmpToClipRect.width(); 1076 float fromHeight = mTmpFromClipRect.height(); 1077 // While the window might span the whole display, the actual content will be cropped to the 1078 // system decoration frame, for example when the window is docked. We need to take into 1079 // account the visible height when constructing the animation. 1080 float toHeight = mTmpToClipRect.height() - contentInsets.top - contentInsets.bottom; 1081 int translateAdjustment = 0; 1082 if (fromWidth <= toWidth && fromHeight <= toHeight) { 1083 // The final window is larger in both dimensions than current window (e.g. we are 1084 // maximizing), so we can simply unclip the new window and there will be no disappearing 1085 // frame. 1086 set.addAnimation(new ClipRectAnimation(mTmpFromClipRect, mTmpToClipRect)); 1087 } else { 1088 // The disappearing window has one larger dimension. We need to apply scaling, so the 1089 // first frame of the entry animation matches the old window. 1090 set.addAnimation(new ScaleAnimation(fromWidth / toWidth, 1, fromHeight / toHeight, 1)); 1091 // We might not be going exactly full screen, but instead be aligned under the status 1092 // bar using cropping. We still need to account for the cropped part, which will also 1093 // be scaled. 1094 translateAdjustment = (int) (contentInsets.top * fromHeight / toHeight); 1095 } 1096 1097 // We animate the translation from the old position of the removed window, to the new 1098 // position of the added window. The latter might not be full screen, for example docked for 1099 // docked windows. 1100 TranslateAnimation translate = new TranslateAnimation(left - containingFrame.left, 1101 0, top - containingFrame.top - translateAdjustment, 0); 1102 set.addAnimation(translate); 1103 set.setDuration(DEFAULT_APP_TRANSITION_DURATION); 1104 set.setZAdjustment(Animation.ZORDER_TOP); 1105 return set; 1106 } 1107 1108 /** 1109 * @return true if and only if the first frame of the transition can be skipped, i.e. the first 1110 * frame of the transition doesn't change the visuals on screen, so we can start 1111 * directly with the second one 1112 */ 1113 boolean canSkipFirstFrame() { 1114 return mNextAppTransitionType != NEXT_TRANSIT_TYPE_CUSTOM 1115 && mNextAppTransitionType != NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE 1116 && mNextAppTransitionType != NEXT_TRANSIT_TYPE_CLIP_REVEAL; 1117 } 1118 1119 /** 1120 * 1121 * @param frame These are the bounds of the window when it finishes the animation. This is where 1122 * the animation must usually finish in entrance animation, as the next frame will 1123 * display the window at these coordinates. In case of exit animation, this is 1124 * where the animation must start, as the frame before the animation is displaying 1125 * the window at these bounds. 1126 * @param insets Knowing where the window will be positioned is not enough. Some parts of the 1127 * window might be obscured, usually by the system windows (status bar and 1128 * navigation bar) and we use content insets to convey that information. This 1129 * usually affects the animation aspects vertically, as the system decoration is 1130 * at the top and the bottom. For example when we animate from full screen to 1131 * recents, we want to exclude the covered parts, because they won't match the 1132 * thumbnail after the last frame is executed. 1133 * @param surfaceInsets In rare situation the surface is larger than the content and we need to 1134 * know about this to make the animation frames match. We currently use 1135 * this for freeform windows, which have larger surfaces to display 1136 * shadows. When we animate them from recents, we want to match the content 1137 * to the recents thumbnail and hence need to account for the surface being 1138 * bigger. 1139 */ 1140 Animation loadAnimation(WindowManager.LayoutParams lp, int transit, boolean enter, 1141 int orientation, Rect frame, Rect insets, @Nullable Rect surfaceInsets, 1142 boolean isVoiceInteraction, boolean freeform, int taskId) { 1143 Animation a; 1144 if (isVoiceInteraction && (transit == TRANSIT_ACTIVITY_OPEN 1145 || transit == TRANSIT_TASK_OPEN 1146 || transit == TRANSIT_TASK_TO_FRONT)) { 1147 a = loadAnimationRes(lp, enter 1148 ? com.android.internal.R.anim.voice_activity_open_enter 1149 : com.android.internal.R.anim.voice_activity_open_exit); 1150 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1151 "applyAnimation voice:" 1152 + " anim=" + a + " transit=" + appTransitionToString(transit) 1153 + " isEntrance=" + enter + " Callers=" + Debug.getCallers(3)); 1154 } else if (isVoiceInteraction && (transit == TRANSIT_ACTIVITY_CLOSE 1155 || transit == TRANSIT_TASK_CLOSE 1156 || transit == TRANSIT_TASK_TO_BACK)) { 1157 a = loadAnimationRes(lp, enter 1158 ? com.android.internal.R.anim.voice_activity_close_enter 1159 : com.android.internal.R.anim.voice_activity_close_exit); 1160 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1161 "applyAnimation voice:" 1162 + " anim=" + a + " transit=" + appTransitionToString(transit) 1163 + " isEntrance=" + enter + " Callers=" + Debug.getCallers(3)); 1164 } else if (transit == TRANSIT_ACTIVITY_RELAUNCH) { 1165 a = createRelaunchAnimation(frame, insets); 1166 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1167 "applyAnimation:" 1168 + " anim=" + a + " nextAppTransition=" + mNextAppTransition 1169 + " transit=" + appTransitionToString(transit) 1170 + " Callers=" + Debug.getCallers(3)); 1171 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_CUSTOM) { 1172 a = loadAnimationRes(mNextAppTransitionPackage, enter ? 1173 mNextAppTransitionEnter : mNextAppTransitionExit); 1174 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1175 "applyAnimation:" 1176 + " anim=" + a + " nextAppTransition=ANIM_CUSTOM" 1177 + " transit=" + appTransitionToString(transit) + " isEntrance=" + enter 1178 + " Callers=" + Debug.getCallers(3)); 1179 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE) { 1180 a = loadAnimationRes(mNextAppTransitionPackage, mNextAppTransitionInPlace); 1181 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1182 "applyAnimation:" 1183 + " anim=" + a + " nextAppTransition=ANIM_CUSTOM_IN_PLACE" 1184 + " transit=" + appTransitionToString(transit) 1185 + " Callers=" + Debug.getCallers(3)); 1186 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_CLIP_REVEAL) { 1187 a = createClipRevealAnimationLocked(transit, enter, frame); 1188 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1189 "applyAnimation:" 1190 + " anim=" + a + " nextAppTransition=ANIM_CLIP_REVEAL" 1191 + " transit=" + appTransitionToString(transit) 1192 + " Callers=" + Debug.getCallers(3)); 1193 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_SCALE_UP) { 1194 a = createScaleUpAnimationLocked(transit, enter, frame); 1195 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1196 "applyAnimation:" 1197 + " anim=" + a + " nextAppTransition=ANIM_SCALE_UP" 1198 + " transit=" + appTransitionToString(transit) + " isEntrance=" + enter 1199 + " Callers=" + Debug.getCallers(3)); 1200 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP || 1201 mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN) { 1202 mNextAppTransitionScaleUp = 1203 (mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP); 1204 a = createThumbnailEnterExitAnimationLocked(getThumbnailTransitionState(enter), 1205 frame, transit, taskId); 1206 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { 1207 String animName = mNextAppTransitionScaleUp ? 1208 "ANIM_THUMBNAIL_SCALE_UP" : "ANIM_THUMBNAIL_SCALE_DOWN"; 1209 Slog.v(TAG, "applyAnimation:" 1210 + " anim=" + a + " nextAppTransition=" + animName 1211 + " transit=" + appTransitionToString(transit) + " isEntrance=" + enter 1212 + " Callers=" + Debug.getCallers(3)); 1213 } 1214 } else if (mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP || 1215 mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN) { 1216 mNextAppTransitionScaleUp = 1217 (mNextAppTransitionType == NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP); 1218 a = createAspectScaledThumbnailEnterExitAnimationLocked( 1219 getThumbnailTransitionState(enter), orientation, transit, frame, 1220 insets, surfaceInsets, freeform, taskId); 1221 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { 1222 String animName = mNextAppTransitionScaleUp ? 1223 "ANIM_THUMBNAIL_ASPECT_SCALE_UP" : "ANIM_THUMBNAIL_ASPECT_SCALE_DOWN"; 1224 Slog.v(TAG, "applyAnimation:" 1225 + " anim=" + a + " nextAppTransition=" + animName 1226 + " transit=" + appTransitionToString(transit) + " isEntrance=" + enter 1227 + " Callers=" + Debug.getCallers(3)); 1228 } 1229 } else { 1230 int animAttr = 0; 1231 switch (transit) { 1232 case TRANSIT_ACTIVITY_OPEN: 1233 animAttr = enter 1234 ? WindowAnimation_activityOpenEnterAnimation 1235 : WindowAnimation_activityOpenExitAnimation; 1236 break; 1237 case TRANSIT_ACTIVITY_CLOSE: 1238 animAttr = enter 1239 ? WindowAnimation_activityCloseEnterAnimation 1240 : WindowAnimation_activityCloseExitAnimation; 1241 break; 1242 case TRANSIT_TASK_OPEN: 1243 animAttr = enter 1244 ? WindowAnimation_taskOpenEnterAnimation 1245 : WindowAnimation_taskOpenExitAnimation; 1246 break; 1247 case TRANSIT_TASK_CLOSE: 1248 animAttr = enter 1249 ? WindowAnimation_taskCloseEnterAnimation 1250 : WindowAnimation_taskCloseExitAnimation; 1251 break; 1252 case TRANSIT_TASK_TO_FRONT: 1253 animAttr = enter 1254 ? WindowAnimation_taskToFrontEnterAnimation 1255 : WindowAnimation_taskToFrontExitAnimation; 1256 break; 1257 case TRANSIT_TASK_TO_BACK: 1258 animAttr = enter 1259 ? WindowAnimation_taskToBackEnterAnimation 1260 : WindowAnimation_taskToBackExitAnimation; 1261 break; 1262 case TRANSIT_WALLPAPER_OPEN: 1263 animAttr = enter 1264 ? WindowAnimation_wallpaperOpenEnterAnimation 1265 : WindowAnimation_wallpaperOpenExitAnimation; 1266 break; 1267 case TRANSIT_WALLPAPER_CLOSE: 1268 animAttr = enter 1269 ? WindowAnimation_wallpaperCloseEnterAnimation 1270 : WindowAnimation_wallpaperCloseExitAnimation; 1271 break; 1272 case TRANSIT_WALLPAPER_INTRA_OPEN: 1273 animAttr = enter 1274 ? WindowAnimation_wallpaperIntraOpenEnterAnimation 1275 : WindowAnimation_wallpaperIntraOpenExitAnimation; 1276 break; 1277 case TRANSIT_WALLPAPER_INTRA_CLOSE: 1278 animAttr = enter 1279 ? WindowAnimation_wallpaperIntraCloseEnterAnimation 1280 : WindowAnimation_wallpaperIntraCloseExitAnimation; 1281 break; 1282 case TRANSIT_TASK_OPEN_BEHIND: 1283 animAttr = enter 1284 ? WindowAnimation_launchTaskBehindSourceAnimation 1285 : WindowAnimation_launchTaskBehindTargetAnimation; 1286 } 1287 a = animAttr != 0 ? loadAnimationAttr(lp, animAttr) : null; 1288 if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG, 1289 "applyAnimation:" 1290 + " anim=" + a 1291 + " animAttr=0x" + Integer.toHexString(animAttr) 1292 + " transit=" + appTransitionToString(transit) + " isEntrance=" + enter 1293 + " Callers=" + Debug.getCallers(3)); 1294 } 1295 return a; 1296 } 1297 1298 void postAnimationCallback() { 1299 if (mNextAppTransitionCallback != null) { 1300 mH.sendMessage(mH.obtainMessage(H.DO_ANIMATION_CALLBACK, mNextAppTransitionCallback)); 1301 mNextAppTransitionCallback = null; 1302 } 1303 } 1304 1305 void overridePendingAppTransition(String packageName, int enterAnim, int exitAnim, 1306 IRemoteCallback startedCallback) { 1307 if (isTransitionSet()) { 1308 mNextAppTransitionType = NEXT_TRANSIT_TYPE_CUSTOM; 1309 mNextAppTransitionPackage = packageName; 1310 mNextAppTransitionAnimationsSpecs.clear(); 1311 mNextAppTransitionEnter = enterAnim; 1312 mNextAppTransitionExit = exitAnim; 1313 postAnimationCallback(); 1314 mNextAppTransitionCallback = startedCallback; 1315 } else { 1316 postAnimationCallback(); 1317 } 1318 } 1319 1320 void overridePendingAppTransitionScaleUp(int startX, int startY, int startWidth, 1321 int startHeight) { 1322 if (isTransitionSet()) { 1323 mNextAppTransitionType = NEXT_TRANSIT_TYPE_SCALE_UP; 1324 mNextAppTransitionPackage = null; 1325 mNextAppTransitionAnimationsSpecs.clear(); 1326 putDefaultNextAppTransitionCoordinates(startX, startY, startX + startWidth, 1327 startY + startHeight); 1328 postAnimationCallback(); 1329 mNextAppTransitionCallback = null; 1330 } 1331 } 1332 1333 void overridePendingAppTransitionClipReveal(int startX, int startY, 1334 int startWidth, int startHeight) { 1335 if (isTransitionSet()) { 1336 mNextAppTransitionType = NEXT_TRANSIT_TYPE_CLIP_REVEAL; 1337 putDefaultNextAppTransitionCoordinates(startX, startY, startWidth, startHeight); 1338 postAnimationCallback(); 1339 mNextAppTransitionCallback = null; 1340 } 1341 } 1342 1343 void overridePendingAppTransitionThumb(Bitmap srcThumb, int startX, int startY, 1344 IRemoteCallback startedCallback, boolean scaleUp) { 1345 if (isTransitionSet()) { 1346 mNextAppTransitionType = scaleUp ? NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP 1347 : NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN; 1348 mNextAppTransitionPackage = null; 1349 mNextAppTransitionAnimationsSpecs.clear(); 1350 mNextAppTransitionScaleUp = scaleUp; 1351 putDefaultNextAppTransitionCoordinates(startX, startY, 0 ,0); 1352 postAnimationCallback(); 1353 mNextAppTransitionCallback = startedCallback; 1354 } else { 1355 postAnimationCallback(); 1356 } 1357 } 1358 1359 void overridePendingAppTransitionAspectScaledThumb(Bitmap srcThumb, int startX, int startY, 1360 int targetWidth, int targetHeight, IRemoteCallback startedCallback, boolean scaleUp) { 1361 if (isTransitionSet()) { 1362 mNextAppTransitionType = scaleUp ? NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP 1363 : NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN; 1364 mNextAppTransitionPackage = null; 1365 mNextAppTransitionAnimationsSpecs.clear(); 1366 mNextAppTransitionScaleUp = scaleUp; 1367 putDefaultNextAppTransitionCoordinates(startX, startY, targetWidth, targetHeight); 1368 postAnimationCallback(); 1369 mNextAppTransitionCallback = startedCallback; 1370 } else { 1371 postAnimationCallback(); 1372 } 1373 } 1374 1375 public void overridePendingAppTransitionMultiThumb(AppTransitionAnimationSpec[] specs, 1376 IRemoteCallback onAnimationStartedCallback, IRemoteCallback onAnimationFinishedCallback, 1377 boolean scaleUp) { 1378 if (isTransitionSet()) { 1379 mNextAppTransitionType = scaleUp ? NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP 1380 : NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN; 1381 mNextAppTransitionPackage = null; 1382 mDefaultNextAppTransitionAnimationSpec = null; 1383 mNextAppTransitionAnimationsSpecs.clear(); 1384 mNextAppTransitionScaleUp = scaleUp; 1385 for (int i = 0; i < specs.length; i++) { 1386 AppTransitionAnimationSpec spec = specs[i]; 1387 if (spec != null) { 1388 mNextAppTransitionAnimationsSpecs.put(spec.taskId, spec); 1389 if (i == 0) { 1390 // In full screen mode, the transition code depends on the default spec to 1391 // be set. 1392 Rect rect = spec.rect; 1393 putDefaultNextAppTransitionCoordinates(rect.left, rect.top, rect.width(), 1394 rect.height()); 1395 } 1396 } 1397 } 1398 postAnimationCallback(); 1399 mNextAppTransitionCallback = onAnimationStartedCallback; 1400 mAnimationFinishedCallback = onAnimationFinishedCallback; 1401 } else { 1402 postAnimationCallback(); 1403 } 1404 } 1405 1406 void overrideInPlaceAppTransition(String packageName, int anim) { 1407 if (isTransitionSet()) { 1408 mNextAppTransitionType = NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE; 1409 mNextAppTransitionPackage = packageName; 1410 mNextAppTransitionInPlace = anim; 1411 } else { 1412 postAnimationCallback(); 1413 } 1414 } 1415 1416 @Override 1417 public String toString() { 1418 return "mNextAppTransition=" + appTransitionToString(mNextAppTransition); 1419 } 1420 1421 /** 1422 * Returns the human readable name of a window transition. 1423 * 1424 * @param transition The window transition. 1425 * @return The transition symbolic name. 1426 */ 1427 public static String appTransitionToString(int transition) { 1428 switch (transition) { 1429 case TRANSIT_UNSET: { 1430 return "TRANSIT_UNSET"; 1431 } 1432 case TRANSIT_NONE: { 1433 return "TRANSIT_NONE"; 1434 } 1435 case TRANSIT_ACTIVITY_OPEN: { 1436 return "TRANSIT_ACTIVITY_OPEN"; 1437 } 1438 case TRANSIT_ACTIVITY_CLOSE: { 1439 return "TRANSIT_ACTIVITY_CLOSE"; 1440 } 1441 case TRANSIT_TASK_OPEN: { 1442 return "TRANSIT_TASK_OPEN"; 1443 } 1444 case TRANSIT_TASK_CLOSE: { 1445 return "TRANSIT_TASK_CLOSE"; 1446 } 1447 case TRANSIT_TASK_TO_FRONT: { 1448 return "TRANSIT_TASK_TO_FRONT"; 1449 } 1450 case TRANSIT_TASK_TO_BACK: { 1451 return "TRANSIT_TASK_TO_BACK"; 1452 } 1453 case TRANSIT_WALLPAPER_CLOSE: { 1454 return "TRANSIT_WALLPAPER_CLOSE"; 1455 } 1456 case TRANSIT_WALLPAPER_OPEN: { 1457 return "TRANSIT_WALLPAPER_OPEN"; 1458 } 1459 case TRANSIT_WALLPAPER_INTRA_OPEN: { 1460 return "TRANSIT_WALLPAPER_INTRA_OPEN"; 1461 } 1462 case TRANSIT_WALLPAPER_INTRA_CLOSE: { 1463 return "TRANSIT_WALLPAPER_INTRA_CLOSE"; 1464 } 1465 case TRANSIT_TASK_OPEN_BEHIND: { 1466 return "TRANSIT_TASK_OPEN_BEHIND"; 1467 } 1468 case TRANSIT_ACTIVITY_RELAUNCH: { 1469 return "TRANSIT_ACTIVITY_RELAUNCH"; 1470 } 1471 default: { 1472 return "<UNKNOWN>"; 1473 } 1474 } 1475 } 1476 1477 private String appStateToString() { 1478 switch (mAppTransitionState) { 1479 case APP_STATE_IDLE: 1480 return "APP_STATE_IDLE"; 1481 case APP_STATE_READY: 1482 return "APP_STATE_READY"; 1483 case APP_STATE_RUNNING: 1484 return "APP_STATE_RUNNING"; 1485 case APP_STATE_TIMEOUT: 1486 return "APP_STATE_TIMEOUT"; 1487 default: 1488 return "unknown state=" + mAppTransitionState; 1489 } 1490 } 1491 1492 private String transitTypeToString() { 1493 switch (mNextAppTransitionType) { 1494 case NEXT_TRANSIT_TYPE_NONE: 1495 return "NEXT_TRANSIT_TYPE_NONE"; 1496 case NEXT_TRANSIT_TYPE_CUSTOM: 1497 return "NEXT_TRANSIT_TYPE_CUSTOM"; 1498 case NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE: 1499 return "NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE"; 1500 case NEXT_TRANSIT_TYPE_SCALE_UP: 1501 return "NEXT_TRANSIT_TYPE_SCALE_UP"; 1502 case NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP: 1503 return "NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP"; 1504 case NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN: 1505 return "NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN"; 1506 case NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP: 1507 return "NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP"; 1508 case NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN: 1509 return "NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN"; 1510 default: 1511 return "unknown type=" + mNextAppTransitionType; 1512 } 1513 } 1514 1515 @Override 1516 public void dump(PrintWriter pw, String prefix) { 1517 pw.print(prefix); pw.println(this); 1518 pw.print(prefix); pw.print("mAppTransitionState="); pw.println(appStateToString()); 1519 if (mNextAppTransitionType != NEXT_TRANSIT_TYPE_NONE) { 1520 pw.print(prefix); pw.print("mNextAppTransitionType="); 1521 pw.println(transitTypeToString()); 1522 } 1523 switch (mNextAppTransitionType) { 1524 case NEXT_TRANSIT_TYPE_CUSTOM: 1525 pw.print(prefix); pw.print("mNextAppTransitionPackage="); 1526 pw.println(mNextAppTransitionPackage); 1527 pw.print(prefix); pw.print("mNextAppTransitionEnter=0x"); 1528 pw.print(Integer.toHexString(mNextAppTransitionEnter)); 1529 pw.print(" mNextAppTransitionExit=0x"); 1530 pw.println(Integer.toHexString(mNextAppTransitionExit)); 1531 break; 1532 case NEXT_TRANSIT_TYPE_CUSTOM_IN_PLACE: 1533 pw.print(prefix); pw.print("mNextAppTransitionPackage="); 1534 pw.println(mNextAppTransitionPackage); 1535 pw.print(prefix); pw.print("mNextAppTransitionInPlace=0x"); 1536 pw.print(Integer.toHexString(mNextAppTransitionInPlace)); 1537 break; 1538 case NEXT_TRANSIT_TYPE_SCALE_UP: { 1539 getDefaultNextAppTransitionStartRect(mTmpRect); 1540 pw.print(prefix); pw.print("mNextAppTransitionStartX="); 1541 pw.print(mTmpRect.left); 1542 pw.print(" mNextAppTransitionStartY="); 1543 pw.println(mTmpRect.top); 1544 pw.print(prefix); pw.print("mNextAppTransitionStartWidth="); 1545 pw.print(mTmpRect.width()); 1546 pw.print(" mNextAppTransitionStartHeight="); 1547 pw.println(mTmpRect.height()); 1548 break; 1549 } 1550 case NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP: 1551 case NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_DOWN: 1552 case NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_UP: 1553 case NEXT_TRANSIT_TYPE_THUMBNAIL_ASPECT_SCALE_DOWN: { 1554 pw.print(prefix); pw.print("mDefaultNextAppTransitionAnimationSpec="); 1555 pw.println(mDefaultNextAppTransitionAnimationSpec); 1556 pw.print(prefix); pw.print("mNextAppTransitionAnimationsSpecs="); 1557 pw.println(mNextAppTransitionAnimationsSpecs); 1558 pw.print(prefix); pw.print("mNextAppTransitionScaleUp="); 1559 pw.println(mNextAppTransitionScaleUp); 1560 break; 1561 } 1562 } 1563 if (mNextAppTransitionCallback != null) { 1564 pw.print(prefix); pw.print("mNextAppTransitionCallback="); 1565 pw.println(mNextAppTransitionCallback); 1566 } 1567 } 1568 1569 public void setCurrentUser(int newUserId) { 1570 mCurrentUserId = newUserId; 1571 } 1572 1573 /** 1574 * @return true if transition is not running and should not be skipped, false if transition is 1575 * already running 1576 */ 1577 boolean prepareAppTransitionLocked(int transit, boolean alwaysKeepCurrent) { 1578 if (DEBUG_APP_TRANSITIONS) Slog.v(TAG, "Prepare app transition:" 1579 + " transit=" + appTransitionToString(transit) 1580 + " " + this 1581 + " alwaysKeepCurrent=" + alwaysKeepCurrent 1582 + " Callers=" + Debug.getCallers(3)); 1583 if (!isTransitionSet() || mNextAppTransition == TRANSIT_NONE) { 1584 setAppTransition(transit); 1585 } else if (!alwaysKeepCurrent) { 1586 if (transit == TRANSIT_TASK_OPEN && isTransitionEqual(TRANSIT_TASK_CLOSE)) { 1587 // Opening a new task always supersedes a close for the anim. 1588 setAppTransition(transit); 1589 } else if (transit == TRANSIT_ACTIVITY_OPEN 1590 && isTransitionEqual(TRANSIT_ACTIVITY_CLOSE)) { 1591 // Opening a new activity always supersedes a close for the anim. 1592 setAppTransition(transit); 1593 } 1594 } 1595 boolean prepared = prepare(); 1596 if (isTransitionSet()) { 1597 mH.removeMessages(H.APP_TRANSITION_TIMEOUT); 1598 mH.sendEmptyMessageDelayed(H.APP_TRANSITION_TIMEOUT, APP_TRANSITION_TIMEOUT_MS); 1599 } 1600 return prepared; 1601 } 1602} 1603