WindowStateAnimator.java revision 1cf70bbf96930662cab0e699d70b62865766ff52
1// Copyright 2012 Google Inc. All Rights Reserved. 2 3package com.android.server.wm; 4 5import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; 6import static com.android.server.wm.WindowManagerService.LayoutFields.SET_ORIENTATION_CHANGE_COMPLETE; 7import static com.android.server.wm.WindowManagerService.LayoutFields.SET_TURN_ON_SCREEN; 8 9import android.content.Context; 10import android.graphics.Matrix; 11import android.graphics.PixelFormat; 12import android.graphics.Point; 13import android.graphics.PointF; 14import android.graphics.Rect; 15import android.graphics.Region; 16import android.os.Debug; 17import android.util.Slog; 18import android.view.DisplayInfo; 19import android.view.Surface; 20import android.view.SurfaceSession; 21import android.view.WindowManager; 22import android.view.WindowManagerPolicy; 23import android.view.WindowManager.LayoutParams; 24import android.view.animation.Animation; 25import android.view.animation.AnimationUtils; 26import android.view.animation.Transformation; 27 28import com.android.server.wm.WindowManagerService.H; 29 30import java.io.PrintWriter; 31import java.util.ArrayList; 32 33class WinAnimatorList extends ArrayList<WindowStateAnimator> { 34} 35 36/** 37 * Keep track of animations and surface operations for a single WindowState. 38 **/ 39class WindowStateAnimator { 40 static final boolean DEBUG_VISIBILITY = WindowManagerService.DEBUG_VISIBILITY; 41 static final boolean DEBUG_ANIM = WindowManagerService.DEBUG_ANIM; 42 static final boolean DEBUG_LAYERS = WindowManagerService.DEBUG_LAYERS; 43 static final boolean DEBUG_STARTING_WINDOW = WindowManagerService.DEBUG_STARTING_WINDOW; 44 static final boolean SHOW_TRANSACTIONS = WindowManagerService.SHOW_TRANSACTIONS; 45 static final boolean SHOW_LIGHT_TRANSACTIONS = WindowManagerService.SHOW_LIGHT_TRANSACTIONS; 46 static final boolean SHOW_SURFACE_ALLOC = WindowManagerService.SHOW_SURFACE_ALLOC; 47 static final boolean localLOGV = WindowManagerService.localLOGV; 48 static final boolean DEBUG_ORIENTATION = WindowManagerService.DEBUG_ORIENTATION; 49 static final boolean DEBUG_SURFACE_TRACE = WindowManagerService.DEBUG_SURFACE_TRACE; 50 51 static final String TAG = "WindowStateAnimator"; 52 53 // Unchanging local convenience fields. 54 final WindowManagerService mService; 55 final WindowState mWin; 56 final WindowStateAnimator mAttachedWinAnimator; 57 final WindowAnimator mAnimator; 58 final AppWindowAnimator mAppAnimator; 59 final Session mSession; 60 final WindowManagerPolicy mPolicy; 61 final Context mContext; 62 final boolean mIsWallpaper; 63 64 // If this is a universe background window, this is the transformation 65 // it is applying to the rest of the universe. 66 final Transformation mUniverseTransform = new Transformation(); 67 68 // Currently running animation. 69 boolean mAnimating; 70 boolean mLocalAnimating; 71 Animation mAnimation; 72 boolean mAnimationIsEntrance; 73 boolean mHasTransformation; 74 boolean mHasLocalTransformation; 75 final Transformation mTransformation = new Transformation(); 76 boolean mWasAnimating; // Were we animating going into the most recent animation step? 77 int mAnimLayer; 78 int mLastLayer; 79 80 Surface mSurface; 81 Surface mPendingDestroySurface; 82 83 /** 84 * Set when we have changed the size of the surface, to know that 85 * we must tell them application to resize (and thus redraw itself). 86 */ 87 boolean mSurfaceResized; 88 89 /** 90 * Set if the client has asked that the destroy of its surface be delayed 91 * until it explicitly says it is okay. 92 */ 93 boolean mSurfaceDestroyDeferred; 94 95 float mShownAlpha = 0; 96 float mAlpha = 0; 97 float mLastAlpha = 0; 98 99 // Used to save animation distances between the time they are calculated and when they are 100 // used. 101 int mAnimDw; 102 int mAnimDh; 103 float mDsDx=1, mDtDx=0, mDsDy=0, mDtDy=1; 104 float mLastDsDx=1, mLastDtDx=0, mLastDsDy=0, mLastDtDy=1; 105 106 boolean mHaveMatrix; 107 108 // For debugging, this is the last information given to the surface flinger. 109 boolean mSurfaceShown; 110 float mSurfaceX, mSurfaceY, mSurfaceW, mSurfaceH; 111 int mSurfaceLayer; 112 float mSurfaceAlpha; 113 114 // Set to true if, when the window gets displayed, it should perform 115 // an enter animation. 116 boolean mEnterAnimationPending; 117 118 /** This is set when there is no Surface */ 119 static final int NO_SURFACE = 0; 120 /** This is set after the Surface has been created but before the window has been drawn. During 121 * this time the surface is hidden. */ 122 static final int DRAW_PENDING = 1; 123 /** This is set after the window has finished drawing for the first time but before its surface 124 * is shown. The surface will be displayed when the next layout is run. */ 125 static final int COMMIT_DRAW_PENDING = 2; 126 /** This is set during the time after the window's drawing has been committed, and before its 127 * surface is actually shown. It is used to delay showing the surface until all windows in a 128 * token are ready to be shown. */ 129 static final int READY_TO_SHOW = 3; 130 /** Set when the window has been shown in the screen the first time. */ 131 static final int HAS_DRAWN = 4; 132 static String drawStateToString(int state) { 133 switch (state) { 134 case NO_SURFACE: return "NO_SURFACE"; 135 case DRAW_PENDING: return "DRAW_PENDING"; 136 case COMMIT_DRAW_PENDING: return "COMMIT_DRAW_PENDING"; 137 case READY_TO_SHOW: return "READY_TO_SHOW"; 138 case HAS_DRAWN: return "HAS_DRAWN"; 139 default: return Integer.toString(state); 140 } 141 } 142 int mDrawState; 143 144 /** Was this window last hidden? */ 145 boolean mLastHidden; 146 147 int mAttrFlags; 148 int mAttrType; 149 150 final int mLayerStack; 151 152 public WindowStateAnimator(final WindowState win) { 153 final WindowManagerService service = win.mService; 154 155 mService = service; 156 mAnimator = service.mAnimator; 157 mPolicy = service.mPolicy; 158 mContext = service.mContext; 159 final DisplayInfo displayInfo = win.mDisplayContent.getDisplayInfo(); 160 mAnimDw = displayInfo.appWidth; 161 mAnimDh = displayInfo.appHeight; 162 163 mWin = win; 164 mAttachedWinAnimator = win.mAttachedWindow == null 165 ? null : win.mAttachedWindow.mWinAnimator; 166 mAppAnimator = win.mAppToken == null ? null : win.mAppToken.mAppAnimator; 167 mSession = win.mSession; 168 mAttrFlags = win.mAttrs.flags; 169 mAttrType = win.mAttrs.type; 170 mIsWallpaper = win.mIsWallpaper; 171 mLayerStack = win.mDisplayContent.getDisplay().getLayerStack(); 172 } 173 174 public void setAnimation(Animation anim) { 175 if (localLOGV) Slog.v(TAG, "Setting animation in " + this + ": " + anim); 176 mAnimating = false; 177 mLocalAnimating = false; 178 mAnimation = anim; 179 mAnimation.restrictDuration(WindowManagerService.MAX_ANIMATION_DURATION); 180 mAnimation.scaleCurrentDuration(mService.mWindowAnimationScale); 181 // Start out animation gone if window is gone, or visible if window is visible. 182 mTransformation.clear(); 183 mTransformation.setAlpha(mLastHidden ? 0 : 1); 184 mHasLocalTransformation = true; 185 } 186 187 public void clearAnimation() { 188 if (mAnimation != null) { 189 mAnimating = true; 190 mLocalAnimating = false; 191 mAnimation.cancel(); 192 mAnimation = null; 193 } 194 } 195 196 /** Is the window or its container currently animating? */ 197 boolean isAnimating() { 198 return mAnimation != null 199 || (mAttachedWinAnimator != null && mAttachedWinAnimator.mAnimation != null) 200 || (mAppAnimator != null && 201 (mAppAnimator.animation != null 202 || mAppAnimator.mAppToken.inPendingTransaction)); 203 } 204 205 /** Is the window animating the DummyAnimation? */ 206 boolean isDummyAnimation() { 207 return mAppAnimator != null 208 && mAppAnimator.animation == AppWindowAnimator.sDummyAnimation; 209 } 210 211 /** Is this window currently animating? */ 212 boolean isWindowAnimating() { 213 return mAnimation != null; 214 } 215 216 void cancelExitAnimationForNextAnimationLocked() { 217 if (mAnimation != null) { 218 mAnimation.cancel(); 219 mAnimation = null; 220 mLocalAnimating = false; 221 destroySurfaceLocked(); 222 } 223 } 224 225 private boolean stepAnimation(long currentTime) { 226 if ((mAnimation == null) || !mLocalAnimating) { 227 return false; 228 } 229 mTransformation.clear(); 230 final boolean more = mAnimation.getTransformation(currentTime, mTransformation); 231 if (false && DEBUG_ANIM) Slog.v( 232 TAG, "Stepped animation in " + this + 233 ": more=" + more + ", xform=" + mTransformation); 234 return more; 235 } 236 237 // This must be called while inside a transaction. Returns true if 238 // there is more animation to run. 239 boolean stepAnimationLocked(long currentTime) { 240 // Save the animation state as it was before this step so WindowManagerService can tell if 241 // we just started or just stopped animating by comparing mWasAnimating with isAnimating(). 242 mWasAnimating = mAnimating; 243 if (mService.okToDisplay()) { 244 // We will run animations as long as the display isn't frozen. 245 246 if (mWin.isDrawnLw() && mAnimation != null) { 247 mHasTransformation = true; 248 mHasLocalTransformation = true; 249 if (!mLocalAnimating) { 250 if (DEBUG_ANIM) Slog.v( 251 TAG, "Starting animation in " + this + 252 " @ " + currentTime + ": ww=" + mWin.mFrame.width() + 253 " wh=" + mWin.mFrame.height() + 254 " dw=" + mAnimDw + " dh=" + mAnimDh + 255 " scale=" + mService.mWindowAnimationScale); 256 mAnimation.initialize(mWin.mFrame.width(), mWin.mFrame.height(), 257 mAnimDw, mAnimDh); 258 final DisplayInfo displayInfo = mWin.mDisplayContent.getDisplayInfo(); 259 mAnimDw = displayInfo.appWidth; 260 mAnimDh = displayInfo.appHeight; 261 mAnimation.setStartTime(currentTime); 262 mLocalAnimating = true; 263 mAnimating = true; 264 } 265 if ((mAnimation != null) && mLocalAnimating) { 266 if (stepAnimation(currentTime)) { 267 return true; 268 } 269 } 270 if (DEBUG_ANIM) Slog.v( 271 TAG, "Finished animation in " + this + 272 " @ " + currentTime); 273 //WindowManagerService.this.dump(); 274 } 275 mHasLocalTransformation = false; 276 if ((!mLocalAnimating || mAnimationIsEntrance) && mAppAnimator != null 277 && mAppAnimator.animation != null) { 278 // When our app token is animating, we kind-of pretend like 279 // we are as well. Note the mLocalAnimating mAnimationIsEntrance 280 // part of this check means that we will only do this if 281 // our window is not currently exiting, or it is not 282 // locally animating itself. The idea being that one that 283 // is exiting and doing a local animation should be removed 284 // once that animation is done. 285 mAnimating = true; 286 mHasTransformation = true; 287 mTransformation.clear(); 288 return false; 289 } else if (mHasTransformation) { 290 // Little trick to get through the path below to act like 291 // we have finished an animation. 292 mAnimating = true; 293 } else if (isAnimating()) { 294 mAnimating = true; 295 } 296 } else if (mAnimation != null) { 297 // If the display is frozen, and there is a pending animation, 298 // clear it and make sure we run the cleanup code. 299 mAnimating = true; 300 } 301 302 if (!mAnimating && !mLocalAnimating) { 303 return false; 304 } 305 306 // Done animating, clean up. 307 if (DEBUG_ANIM) Slog.v( 308 TAG, "Animation done in " + this + ": exiting=" + mWin.mExiting 309 + ", reportedVisible=" 310 + (mWin.mAppToken != null ? mWin.mAppToken.reportedVisible : false)); 311 312 mAnimating = false; 313 mLocalAnimating = false; 314 if (mAnimation != null) { 315 mAnimation.cancel(); 316 mAnimation = null; 317 } 318 if (mAnimator.mWindowDetachedWallpaper == mWin) { 319 mAnimator.mWindowDetachedWallpaper = null; 320 } 321 mAnimLayer = mWin.mLayer; 322 if (mWin.mIsImWindow) { 323 mAnimLayer += mService.mInputMethodAnimLayerAdjustment; 324 } else if (mIsWallpaper) { 325 mAnimLayer += mService.mWallpaperAnimLayerAdjustment; 326 } 327 if (DEBUG_LAYERS) Slog.v(TAG, "Stepping win " + this 328 + " anim layer: " + mAnimLayer); 329 mHasTransformation = false; 330 mHasLocalTransformation = false; 331 if (mWin.mPolicyVisibility != mWin.mPolicyVisibilityAfterAnim) { 332 if (WindowState.DEBUG_VISIBILITY) { 333 Slog.v(TAG, "Policy visibility changing after anim in " + this + ": " 334 + mWin.mPolicyVisibilityAfterAnim); 335 } 336 mWin.mPolicyVisibility = mWin.mPolicyVisibilityAfterAnim; 337 mWin.mDisplayContent.layoutNeeded = true; 338 if (!mWin.mPolicyVisibility) { 339 if (mService.mCurrentFocus == mWin) { 340 mService.mFocusMayChange = true; 341 } 342 // Window is no longer visible -- make sure if we were waiting 343 // for it to be displayed before enabling the display, that 344 // we allow the display to be enabled now. 345 mService.enableScreenIfNeededLocked(); 346 } 347 } 348 mTransformation.clear(); 349 if (mDrawState == HAS_DRAWN 350 && mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING 351 && mWin.mAppToken != null 352 && mWin.mAppToken.firstWindowDrawn 353 && mWin.mAppToken.startingData != null) { 354 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Finish starting " 355 + mWin.mToken + ": first real window done animating"); 356 mService.mFinishedStarting.add(mWin.mAppToken); 357 mService.mH.sendEmptyMessage(H.FINISHED_STARTING); 358 } 359 360 finishExit(); 361 final int displayId = mWin.mDisplayContent.getDisplayId(); 362 mAnimator.setPendingLayoutChanges(displayId, WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM); 363 if (WindowManagerService.DEBUG_LAYOUT_REPEATS) mService.debugLayoutRepeats( 364 "WindowStateAnimator", mAnimator.mPendingLayoutChanges.get(displayId)); 365 366 if (mWin.mAppToken != null) { 367 mWin.mAppToken.updateReportedVisibilityLocked(); 368 } 369 370 return false; 371 } 372 373 void finishExit() { 374 if (WindowManagerService.DEBUG_ANIM) Slog.v( 375 TAG, "finishExit in " + this 376 + ": exiting=" + mWin.mExiting 377 + " remove=" + mWin.mRemoveOnExit 378 + " windowAnimating=" + isWindowAnimating()); 379 380 final int N = mWin.mChildWindows.size(); 381 for (int i=0; i<N; i++) { 382 mWin.mChildWindows.get(i).mWinAnimator.finishExit(); 383 } 384 385 if (!mWin.mExiting) { 386 return; 387 } 388 389 if (isWindowAnimating()) { 390 return; 391 } 392 393 if (WindowManagerService.localLOGV) Slog.v( 394 TAG, "Exit animation finished in " + this 395 + ": remove=" + mWin.mRemoveOnExit); 396 if (mSurface != null) { 397 mService.mDestroySurface.add(mWin); 398 mWin.mDestroying = true; 399 if (WindowState.SHOW_TRANSACTIONS) WindowManagerService.logSurface( 400 mWin, "HIDE (finishExit)", null); 401 hide(); 402 } 403 mWin.mExiting = false; 404 if (mWin.mRemoveOnExit) { 405 mService.mPendingRemove.add(mWin); 406 mWin.mRemoveOnExit = false; 407 } 408 mAnimator.hideWallpapersLocked(mWin); 409 } 410 411 void hide() { 412 if (!mLastHidden) { 413 //dump(); 414 mLastHidden = true; 415 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 416 "HIDE (performLayout)", null); 417 if (mSurface != null) { 418 mSurfaceShown = false; 419 try { 420 mSurface.hide(); 421 } catch (RuntimeException e) { 422 Slog.w(TAG, "Exception hiding surface in " + mWin); 423 } 424 } 425 } 426 } 427 428 boolean finishDrawingLocked() { 429 if (DEBUG_STARTING_WINDOW && 430 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 431 Slog.v(TAG, "Finishing drawing window " + mWin + ": mDrawState=" 432 + drawStateToString(mDrawState)); 433 } 434 if (mDrawState == DRAW_PENDING) { 435 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM || SHOW_TRANSACTIONS || DEBUG_ORIENTATION) 436 Slog.v(TAG, "finishDrawingLocked: mDrawState=COMMIT_DRAW_PENDING " + this + " in " 437 + mSurface); 438 if (DEBUG_STARTING_WINDOW && 439 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 440 Slog.v(TAG, "Draw state now committed in " + mWin); 441 } 442 mDrawState = COMMIT_DRAW_PENDING; 443 return true; 444 } 445 return false; 446 } 447 448 // This must be called while inside a transaction. 449 boolean commitFinishDrawingLocked(long currentTime) { 450 if (DEBUG_STARTING_WINDOW && 451 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 452 Slog.i(TAG, "commitFinishDrawingLocked: " + mWin + " cur mDrawState=" 453 + drawStateToString(mDrawState)); 454 } 455 if (mDrawState != COMMIT_DRAW_PENDING) { 456 return false; 457 } 458 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM) { 459 Slog.i(TAG, "commitFinishDrawingLocked: mDrawState=READY_TO_SHOW " + mSurface); 460 } 461 mDrawState = READY_TO_SHOW; 462 final boolean starting = mWin.mAttrs.type == TYPE_APPLICATION_STARTING; 463 final AppWindowToken atoken = mWin.mAppToken; 464 if (atoken == null || atoken.allDrawn || starting) { 465 performShowLocked(); 466 } 467 return true; 468 } 469 470 static class SurfaceTrace extends Surface { 471 private final static String SURFACE_TAG = "SurfaceTrace"; 472 final static ArrayList<SurfaceTrace> sSurfaces = new ArrayList<SurfaceTrace>(); 473 474 private float mSurfaceTraceAlpha = 0; 475 private int mLayer; 476 private final PointF mPosition = new PointF(); 477 private final Point mSize = new Point(); 478 private final Rect mWindowCrop = new Rect(); 479 private boolean mShown = false; 480 private int mLayerStack; 481 private String mName; 482 483 public SurfaceTrace(SurfaceSession s, 484 String name, int w, int h, int format, int flags) 485 throws OutOfResourcesException { 486 super(s, name, w, h, format, flags); 487 mName = name != null ? name : "Not named"; 488 mSize.set(w, h); 489 Slog.v(SURFACE_TAG, "ctor: " + this + ". Called by " 490 + Debug.getCallers(3)); 491 } 492 493 @Override 494 public void setAlpha(float alpha) { 495 super.setAlpha(alpha); 496 mSurfaceTraceAlpha = alpha; 497 Slog.v(SURFACE_TAG, "setAlpha: " + this + ". Called by " 498 + Debug.getCallers(3)); 499 } 500 501 @Override 502 public void setLayer(int zorder) { 503 super.setLayer(zorder); 504 mLayer = zorder; 505 Slog.v(SURFACE_TAG, "setLayer: " + this + ". Called by " 506 + Debug.getCallers(3)); 507 508 sSurfaces.remove(this); 509 int i; 510 for (i = sSurfaces.size() - 1; i >= 0; i--) { 511 SurfaceTrace s = sSurfaces.get(i); 512 if (s.mLayer < zorder) { 513 break; 514 } 515 } 516 sSurfaces.add(i + 1, this); 517 } 518 519 @Override 520 public void setPosition(float x, float y) { 521 super.setPosition(x, y); 522 mPosition.set(x, y); 523 Slog.v(SURFACE_TAG, "setPosition: " + this + ". Called by " 524 + Debug.getCallers(3)); 525 } 526 527 @Override 528 public void setSize(int w, int h) { 529 super.setSize(w, h); 530 mSize.set(w, h); 531 Slog.v(SURFACE_TAG, "setSize: " + this + ". Called by " 532 + Debug.getCallers(3)); 533 } 534 535 @Override 536 public void setWindowCrop(Rect crop) { 537 super.setWindowCrop(crop); 538 if (crop != null) { 539 mWindowCrop.set(crop); 540 } 541 Slog.v(SURFACE_TAG, "setWindowCrop: " + this + ". Called by " 542 + Debug.getCallers(3)); 543 } 544 545 @Override 546 public void setLayerStack(int layerStack) { 547 super.setLayerStack(layerStack); 548 mLayerStack = layerStack; 549 Slog.v(SURFACE_TAG, "setLayerStack: " + this + ". Called by " + Debug.getCallers(3)); 550 } 551 552 @Override 553 public void hide() { 554 super.hide(); 555 mShown = false; 556 Slog.v(SURFACE_TAG, "hide: " + this + ". Called by " 557 + Debug.getCallers(3)); 558 } 559 @Override 560 public void show() { 561 super.show(); 562 mShown = true; 563 Slog.v(SURFACE_TAG, "show: " + this + ". Called by " 564 + Debug.getCallers(3)); 565 } 566 567 @Override 568 public void destroy() { 569 super.destroy(); 570 Slog.v(SURFACE_TAG, "destroy: " + this + ". Called by " 571 + Debug.getCallers(3)); 572 sSurfaces.remove(this); 573 } 574 575 @Override 576 public void release() { 577 super.release(); 578 Slog.v(SURFACE_TAG, "release: " + this + ". Called by " 579 + Debug.getCallers(3)); 580 sSurfaces.remove(this); 581 } 582 583 static void dumpAllSurfaces() { 584 final int N = sSurfaces.size(); 585 for (int i = 0; i < N; i++) { 586 Slog.i(TAG, "SurfaceDump: " + sSurfaces.get(i)); 587 } 588 } 589 590 @Override 591 public String toString() { 592 return "Surface " + Integer.toHexString(System.identityHashCode(this)) + " " 593 + mName + " (" + mLayerStack + "): shown=" + mShown + " layer=" + mLayer 594 + " alpha=" + mSurfaceTraceAlpha + " " + mPosition.x + "," + mPosition.y 595 + " " + mSize.x + "x" + mSize.y 596 + " crop=" + mWindowCrop.toShortString(); 597 } 598 } 599 600 Surface createSurfaceLocked() { 601 if (mSurface == null) { 602 if (DEBUG_ANIM || DEBUG_ORIENTATION) Slog.i(TAG, 603 "createSurface " + this + ": mDrawState=DRAW_PENDING"); 604 mDrawState = DRAW_PENDING; 605 if (mWin.mAppToken != null) { 606 mWin.mAppToken.allDrawn = false; 607 } 608 609 mService.makeWindowFreezingScreenIfNeededLocked(mWin); 610 611 int flags = Surface.HIDDEN; 612 final WindowManager.LayoutParams attrs = mWin.mAttrs; 613 614 if ((attrs.flags&WindowManager.LayoutParams.FLAG_SECURE) != 0) { 615 flags |= Surface.SECURE; 616 } 617 if (WindowState.DEBUG_VISIBILITY) Slog.v( 618 TAG, "Creating surface in session " 619 + mSession.mSurfaceSession + " window " + this 620 + " w=" + mWin.mCompatFrame.width() 621 + " h=" + mWin.mCompatFrame.height() + " format=" 622 + attrs.format + " flags=" + flags); 623 624 int w = mWin.mCompatFrame.width(); 625 int h = mWin.mCompatFrame.height(); 626 if ((attrs.flags & LayoutParams.FLAG_SCALED) != 0) { 627 // for a scaled surface, we always want the requested 628 // size. 629 w = mWin.mRequestedWidth; 630 h = mWin.mRequestedHeight; 631 } 632 633 // Something is wrong and SurfaceFlinger will not like this, 634 // try to revert to sane values 635 if (w <= 0) w = 1; 636 if (h <= 0) h = 1; 637 638 mSurfaceShown = false; 639 mSurfaceLayer = 0; 640 mSurfaceAlpha = 0; 641 mSurfaceX = 0; 642 mSurfaceY = 0; 643 mSurfaceW = w; 644 mSurfaceH = h; 645 mWin.mLastSystemDecorRect.set(0, 0, 0, 0); 646 try { 647 final boolean isHwAccelerated = (attrs.flags & 648 WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED) != 0; 649 final int format = isHwAccelerated ? PixelFormat.TRANSLUCENT : attrs.format; 650 if (!PixelFormat.formatHasAlpha(attrs.format)) { 651 flags |= Surface.OPAQUE; 652 } 653 if (DEBUG_SURFACE_TRACE) { 654 mSurface = new SurfaceTrace( 655 mSession.mSurfaceSession, 656 attrs.getTitle().toString(), 657 w, h, format, flags); 658 } else { 659 mSurface = new Surface( 660 mSession.mSurfaceSession, 661 attrs.getTitle().toString(), 662 w, h, format, flags); 663 } 664 mWin.mHasSurface = true; 665 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) Slog.i(TAG, 666 " CREATE SURFACE " 667 + mSurface + " IN SESSION " 668 + mSession.mSurfaceSession 669 + ": pid=" + mSession.mPid + " format=" 670 + attrs.format + " flags=0x" 671 + Integer.toHexString(flags) 672 + " / " + this); 673 } catch (Surface.OutOfResourcesException e) { 674 mWin.mHasSurface = false; 675 Slog.w(TAG, "OutOfResourcesException creating surface"); 676 mService.reclaimSomeSurfaceMemoryLocked(this, "create", true); 677 mDrawState = NO_SURFACE; 678 return null; 679 } catch (Exception e) { 680 mWin.mHasSurface = false; 681 Slog.e(TAG, "Exception creating surface", e); 682 mDrawState = NO_SURFACE; 683 return null; 684 } 685 686 if (WindowManagerService.localLOGV) Slog.v( 687 TAG, "Got surface: " + mSurface 688 + ", set left=" + mWin.mFrame.left + " top=" + mWin.mFrame.top 689 + ", animLayer=" + mAnimLayer); 690 if (SHOW_LIGHT_TRANSACTIONS) { 691 Slog.i(TAG, ">>> OPEN TRANSACTION createSurfaceLocked"); 692 WindowManagerService.logSurface(mWin, "CREATE pos=(" 693 + mWin.mFrame.left + "," + mWin.mFrame.top + ") (" 694 + mWin.mCompatFrame.width() + "x" + mWin.mCompatFrame.height() 695 + "), layer=" + mAnimLayer + " HIDE", null); 696 } 697 Surface.openTransaction(); 698 try { 699 try { 700 mSurfaceX = mWin.mFrame.left + mWin.mXOffset; 701 mSurfaceY = mWin.mFrame.top + mWin.mYOffset; 702 mSurface.setPosition(mSurfaceX, mSurfaceY); 703 mSurfaceLayer = mAnimLayer; 704 mSurface.setLayerStack(mLayerStack); 705 mSurface.setLayer(mAnimLayer); 706 mSurface.setAlpha(0); 707 mSurfaceShown = false; 708 } catch (RuntimeException e) { 709 Slog.w(TAG, "Error creating surface in " + w, e); 710 mService.reclaimSomeSurfaceMemoryLocked(this, "create-init", true); 711 } 712 mLastHidden = true; 713 } finally { 714 Surface.closeTransaction(); 715 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 716 "<<< CLOSE TRANSACTION createSurfaceLocked"); 717 } 718 if (WindowManagerService.localLOGV) Slog.v( 719 TAG, "Created surface " + this); 720 } 721 return mSurface; 722 } 723 724 void destroySurfaceLocked() { 725 if (mWin.mAppToken != null && mWin == mWin.mAppToken.startingWindow) { 726 mWin.mAppToken.startingDisplayed = false; 727 } 728 729 if (mSurface != null) { 730 731 int i = mWin.mChildWindows.size(); 732 while (i > 0) { 733 i--; 734 WindowState c = mWin.mChildWindows.get(i); 735 c.mAttachedHidden = true; 736 } 737 738 try { 739 if (DEBUG_VISIBILITY) { 740 RuntimeException e = null; 741 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 742 e = new RuntimeException(); 743 e.fillInStackTrace(); 744 } 745 Slog.w(TAG, "Window " + this + " destroying surface " 746 + mSurface + ", session " + mSession, e); 747 } 748 if (mSurfaceDestroyDeferred) { 749 if (mSurface != null && mPendingDestroySurface != mSurface) { 750 if (mPendingDestroySurface != null) { 751 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 752 RuntimeException e = null; 753 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 754 e = new RuntimeException(); 755 e.fillInStackTrace(); 756 } 757 WindowManagerService.logSurface(mWin, "DESTROY PENDING", e); 758 } 759 mPendingDestroySurface.destroy(); 760 } 761 mPendingDestroySurface = mSurface; 762 } 763 } else { 764 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 765 RuntimeException e = null; 766 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 767 e = new RuntimeException(); 768 e.fillInStackTrace(); 769 } 770 WindowManagerService.logSurface(mWin, "DESTROY", e); 771 } 772 mSurface.destroy(); 773 } 774 mAnimator.hideWallpapersLocked(mWin); 775 } catch (RuntimeException e) { 776 Slog.w(TAG, "Exception thrown when destroying Window " + this 777 + " surface " + mSurface + " session " + mSession 778 + ": " + e.toString()); 779 } 780 781 mSurfaceShown = false; 782 mSurface = null; 783 mWin.mHasSurface =false; 784 mDrawState = NO_SURFACE; 785 } 786 } 787 788 void destroyDeferredSurfaceLocked() { 789 try { 790 if (mPendingDestroySurface != null) { 791 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 792 RuntimeException e = null; 793 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 794 e = new RuntimeException(); 795 e.fillInStackTrace(); 796 } 797 WindowManagerService.logSurface(mWin, "DESTROY PENDING", e); 798 } 799 mPendingDestroySurface.destroy(); 800 mAnimator.hideWallpapersLocked(mWin); 801 } 802 } catch (RuntimeException e) { 803 Slog.w(TAG, "Exception thrown when destroying Window " 804 + this + " surface " + mPendingDestroySurface 805 + " session " + mSession + ": " + e.toString()); 806 } 807 mSurfaceDestroyDeferred = false; 808 mPendingDestroySurface = null; 809 } 810 811 void computeShownFrameLocked() { 812 final boolean selfTransformation = mHasLocalTransformation; 813 Transformation attachedTransformation = 814 (mAttachedWinAnimator != null && mAttachedWinAnimator.mHasLocalTransformation) 815 ? mAttachedWinAnimator.mTransformation : null; 816 Transformation appTransformation = (mAppAnimator != null && mAppAnimator.hasTransformation) 817 ? mAppAnimator.transformation : null; 818 819 // Wallpapers are animated based on the "real" window they 820 // are currently targeting. 821 if (mIsWallpaper && mAnimator.mLowerWallpaperTarget == null 822 && mAnimator.mWallpaperTarget != null) { 823 final WindowStateAnimator wallpaperAnimator = mAnimator.mWallpaperTarget.mWinAnimator; 824 if (wallpaperAnimator.mHasLocalTransformation && 825 wallpaperAnimator.mAnimation != null && 826 !wallpaperAnimator.mAnimation.getDetachWallpaper()) { 827 attachedTransformation = wallpaperAnimator.mTransformation; 828 if (WindowManagerService.DEBUG_WALLPAPER && attachedTransformation != null) { 829 Slog.v(TAG, "WP target attached xform: " + attachedTransformation); 830 } 831 } 832 final AppWindowAnimator wpAppAnimator = mAnimator.mWpAppAnimator; 833 if (wpAppAnimator != null && wpAppAnimator.hasTransformation 834 && wpAppAnimator.animation != null 835 && !wpAppAnimator.animation.getDetachWallpaper()) { 836 appTransformation = wpAppAnimator.transformation; 837 if (WindowManagerService.DEBUG_WALLPAPER && appTransformation != null) { 838 Slog.v(TAG, "WP target app xform: " + appTransformation); 839 } 840 } 841 } 842 843 final boolean screenAnimation = mService.mAnimator.mScreenRotationAnimation != null 844 && mService.mAnimator.mScreenRotationAnimation.isAnimating(); 845 if (selfTransformation || attachedTransformation != null 846 || appTransformation != null || screenAnimation) { 847 // cache often used attributes locally 848 final Rect frame = mWin.mFrame; 849 final float tmpFloats[] = mService.mTmpFloats; 850 final Matrix tmpMatrix = mWin.mTmpMatrix; 851 852 // Compute the desired transformation. 853 if (screenAnimation) { 854 // If we are doing a screen animation, the global rotation 855 // applied to windows can result in windows that are carefully 856 // aligned with each other to slightly separate, allowing you 857 // to see what is behind them. An unsightly mess. This... 858 // thing... magically makes it call good: scale each window 859 // slightly (two pixels larger in each dimension, from the 860 // window's center). 861 final float w = frame.width(); 862 final float h = frame.height(); 863 if (w>=1 && h>=1) { 864 tmpMatrix.setScale(1 + 2/w, 1 + 2/h, w/2, h/2); 865 } else { 866 tmpMatrix.reset(); 867 } 868 } else { 869 tmpMatrix.reset(); 870 } 871 tmpMatrix.postScale(mWin.mGlobalScale, mWin.mGlobalScale); 872 if (selfTransformation) { 873 tmpMatrix.postConcat(mTransformation.getMatrix()); 874 } 875 tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); 876 if (attachedTransformation != null) { 877 tmpMatrix.postConcat(attachedTransformation.getMatrix()); 878 } 879 if (appTransformation != null) { 880 tmpMatrix.postConcat(appTransformation.getMatrix()); 881 } 882 if (mAnimator.mUniverseBackground != null) { 883 tmpMatrix.postConcat(mAnimator.mUniverseBackground.mUniverseTransform.getMatrix()); 884 } 885 if (screenAnimation) { 886 tmpMatrix.postConcat( 887 mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getMatrix()); 888 } 889 MagnificationSpec spec = mWin.getWindowMagnificationSpecLocked(); 890 if (spec != null && !spec.isNop()) { 891 tmpMatrix.postScale(spec.mScale, spec.mScale); 892 tmpMatrix.postTranslate(spec.mOffsetX, spec.mOffsetY); 893 } 894 895 // "convert" it into SurfaceFlinger's format 896 // (a 2x2 matrix + an offset) 897 // Here we must not transform the position of the surface 898 // since it is already included in the transformation. 899 //Slog.i(TAG, "Transform: " + matrix); 900 901 mHaveMatrix = true; 902 tmpMatrix.getValues(tmpFloats); 903 mDsDx = tmpFloats[Matrix.MSCALE_X]; 904 mDtDx = tmpFloats[Matrix.MSKEW_Y]; 905 mDsDy = tmpFloats[Matrix.MSKEW_X]; 906 mDtDy = tmpFloats[Matrix.MSCALE_Y]; 907 float x = tmpFloats[Matrix.MTRANS_X]; 908 float y = tmpFloats[Matrix.MTRANS_Y]; 909 int w = frame.width(); 910 int h = frame.height(); 911 mWin.mShownFrame.set(x, y, x+w, y+h); 912 913 // Now set the alpha... but because our current hardware 914 // can't do alpha transformation on a non-opaque surface, 915 // turn it off if we are running an animation that is also 916 // transforming since it is more important to have that 917 // animation be smooth. 918 mShownAlpha = mAlpha; 919 if (!mService.mLimitedAlphaCompositing 920 || (!PixelFormat.formatHasAlpha(mWin.mAttrs.format) 921 || (mWin.isIdentityMatrix(mDsDx, mDtDx, mDsDy, mDtDy) 922 && x == frame.left && y == frame.top))) { 923 //Slog.i(TAG, "Applying alpha transform"); 924 if (selfTransformation) { 925 mShownAlpha *= mTransformation.getAlpha(); 926 } 927 if (attachedTransformation != null) { 928 mShownAlpha *= attachedTransformation.getAlpha(); 929 } 930 if (appTransformation != null) { 931 mShownAlpha *= appTransformation.getAlpha(); 932 } 933 if (mAnimator.mUniverseBackground != null) { 934 mShownAlpha *= mAnimator.mUniverseBackground.mUniverseTransform.getAlpha(); 935 } 936 if (screenAnimation) { 937 mShownAlpha *= 938 mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getAlpha(); 939 } 940 } else { 941 //Slog.i(TAG, "Not applying alpha transform"); 942 } 943 944 if ((DEBUG_SURFACE_TRACE || WindowManagerService.localLOGV) && (mShownAlpha == 1.0 || mShownAlpha == 0.0)) Slog.v( 945 TAG, "computeShownFrameLocked: Animating " + this + 946 " mAlpha=" + mAlpha + 947 " self=" + (selfTransformation ? mTransformation.getAlpha() : "null") + 948 " attached=" + (attachedTransformation == null ? "null" : attachedTransformation.getAlpha()) + 949 " app=" + (appTransformation == null ? "null" : appTransformation.getAlpha()) + 950 " screen=" + (screenAnimation ? mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getAlpha() 951 : "null")); 952 return; 953 } else if (mIsWallpaper && 954 (mAnimator.mPendingActions & WindowAnimator.WALLPAPER_ACTION_PENDING) != 0) { 955 return; 956 } 957 958 if (WindowManagerService.localLOGV) Slog.v( 959 TAG, "computeShownFrameLocked: " + this + 960 " not attached, mAlpha=" + mAlpha); 961 962 final boolean applyUniverseTransformation = (mAnimator.mUniverseBackground != null 963 && mWin.mAttrs.type != WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND 964 && mWin.mBaseLayer < mAnimator.mAboveUniverseLayer); 965 MagnificationSpec spec = mWin.getWindowMagnificationSpecLocked(); 966 if (applyUniverseTransformation || spec != null) { 967 final Rect frame = mWin.mFrame; 968 final float tmpFloats[] = mService.mTmpFloats; 969 final Matrix tmpMatrix = mWin.mTmpMatrix; 970 971 tmpMatrix.setScale(mWin.mGlobalScale, mWin.mGlobalScale); 972 tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); 973 974 if (applyUniverseTransformation) { 975 tmpMatrix.postConcat(mAnimator.mUniverseBackground.mUniverseTransform.getMatrix()); 976 } 977 978 if (spec != null && !spec.isNop()) { 979 tmpMatrix.postScale(spec.mScale, spec.mScale); 980 tmpMatrix.postTranslate(spec.mOffsetX, spec.mOffsetY); 981 } 982 983 tmpMatrix.getValues(tmpFloats); 984 985 mHaveMatrix = true; 986 mDsDx = tmpFloats[Matrix.MSCALE_X]; 987 mDtDx = tmpFloats[Matrix.MSKEW_Y]; 988 mDsDy = tmpFloats[Matrix.MSKEW_X]; 989 mDtDy = tmpFloats[Matrix.MSCALE_Y]; 990 float x = tmpFloats[Matrix.MTRANS_X]; 991 float y = tmpFloats[Matrix.MTRANS_Y]; 992 int w = frame.width(); 993 int h = frame.height(); 994 mWin.mShownFrame.set(x, y, x + w, y + h); 995 996 mShownAlpha = mAlpha; 997 if (applyUniverseTransformation) { 998 mShownAlpha *= mAnimator.mUniverseBackground.mUniverseTransform.getAlpha(); 999 } 1000 } else { 1001 mWin.mShownFrame.set(mWin.mFrame); 1002 if (mWin.mXOffset != 0 || mWin.mYOffset != 0) { 1003 mWin.mShownFrame.offset(mWin.mXOffset, mWin.mYOffset); 1004 } 1005 mShownAlpha = mAlpha; 1006 mHaveMatrix = false; 1007 mDsDx = mWin.mGlobalScale; 1008 mDtDx = 0; 1009 mDsDy = 0; 1010 mDtDy = mWin.mGlobalScale; 1011 } 1012 } 1013 1014 void applyDecorRect(final Rect decorRect) { 1015 final WindowState w = mWin; 1016 // Compute the offset of the window in relation to the decor rect. 1017 final int offX = w.mXOffset + w.mFrame.left; 1018 final int offY = w.mYOffset + w.mFrame.top; 1019 // Initialize the decor rect to the entire frame. 1020 w.mSystemDecorRect.set(0, 0, w.mFrame.width(), w.mFrame.height()); 1021 // Intersect with the decor rect, offsetted by window position. 1022 w.mSystemDecorRect.intersect(decorRect.left-offX, decorRect.top-offY, 1023 decorRect.right-offX, decorRect.bottom-offY); 1024 // If size compatibility is being applied to the window, the 1025 // surface is scaled relative to the screen. Also apply this 1026 // scaling to the crop rect. We aren't using the standard rect 1027 // scale function because we want to round things to make the crop 1028 // always round to a larger rect to ensure we don't crop too 1029 // much and hide part of the window that should be seen. 1030 if (w.mEnforceSizeCompat && w.mInvGlobalScale != 1.0f) { 1031 final float scale = w.mInvGlobalScale; 1032 w.mSystemDecorRect.left = (int) (w.mSystemDecorRect.left * scale - 0.5f); 1033 w.mSystemDecorRect.top = (int) (w.mSystemDecorRect.top * scale - 0.5f); 1034 w.mSystemDecorRect.right = (int) ((w.mSystemDecorRect.right+1) * scale - 0.5f); 1035 w.mSystemDecorRect.bottom = (int) ((w.mSystemDecorRect.bottom+1) * scale - 0.5f); 1036 } 1037 } 1038 1039 void updateSurfaceWindowCrop(final boolean recoveringMemory) { 1040 final WindowState w = mWin; 1041 DisplayInfo displayInfo = w.mDisplayContent.getDisplayInfo(); 1042 1043 // Need to recompute a new system decor rect each time. 1044 if ((w.mAttrs.flags & LayoutParams.FLAG_SCALED) != 0) { 1045 // Currently can't do this cropping for scaled windows. We'll 1046 // just keep the crop rect the same as the source surface. 1047 w.mSystemDecorRect.set(0, 0, w.mRequestedWidth, w.mRequestedHeight); 1048 } else if (!w.isDefaultDisplay()) { 1049 // On a different display is easy, just use the entire display. 1050 w.mSystemDecorRect.set(0, 0, displayInfo.logicalWidth, displayInfo.logicalHeight); 1051 } else if (w.mLayer >= mService.mSystemDecorLayer) { 1052 // Above the decor layer is easy, just use the entire window. 1053 // Unless we have a universe background... in which case all the 1054 // windows need to be cropped by the screen, so they don't cover 1055 // the universe background. 1056 if (mAnimator.mUniverseBackground == null) { 1057 w.mSystemDecorRect.set(0, 0, w.mCompatFrame.width(), 1058 w.mCompatFrame.height()); 1059 } else { 1060 applyDecorRect(mService.mScreenRect); 1061 } 1062 } else if (w.mAttrs.type == WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND) { 1063 // The universe background isn't cropped. 1064 w.mSystemDecorRect.set(0, 0, w.mCompatFrame.width(), 1065 w.mCompatFrame.height()); 1066 } else { 1067 applyDecorRect(mService.mSystemDecorRect); 1068 } 1069 1070 if (!w.mSystemDecorRect.equals(w.mLastSystemDecorRect)) { 1071 w.mLastSystemDecorRect.set(w.mSystemDecorRect); 1072 try { 1073 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1074 "CROP " + w.mSystemDecorRect.toShortString(), null); 1075 mSurface.setWindowCrop(w.mSystemDecorRect); 1076 } catch (RuntimeException e) { 1077 Slog.w(TAG, "Error setting crop surface of " + w 1078 + " crop=" + w.mSystemDecorRect.toShortString(), e); 1079 if (!recoveringMemory) { 1080 mService.reclaimSomeSurfaceMemoryLocked(this, "crop", true); 1081 } 1082 } 1083 } 1084 } 1085 1086 void setSurfaceBoundaries(final boolean recoveringMemory) { 1087 final WindowState w = mWin; 1088 int width, height; 1089 if ((w.mAttrs.flags & LayoutParams.FLAG_SCALED) != 0) { 1090 // for a scaled surface, we just want to use 1091 // the requested size. 1092 width = w.mRequestedWidth; 1093 height = w.mRequestedHeight; 1094 } else { 1095 width = w.mCompatFrame.width(); 1096 height = w.mCompatFrame.height(); 1097 } 1098 1099 if (width < 1) { 1100 width = 1; 1101 } 1102 if (height < 1) { 1103 height = 1; 1104 } 1105 final boolean surfaceResized = mSurfaceW != width || mSurfaceH != height; 1106 if (surfaceResized) { 1107 mSurfaceW = width; 1108 mSurfaceH = height; 1109 } 1110 1111 final float left = w.mShownFrame.left; 1112 final float top = w.mShownFrame.top; 1113 if (mSurfaceX != left || mSurfaceY != top) { 1114 try { 1115 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1116 "POS " + left + ", " + top, null); 1117 mSurfaceX = left; 1118 mSurfaceY = top; 1119 mSurface.setPosition(left, top); 1120 } catch (RuntimeException e) { 1121 Slog.w(TAG, "Error positioning surface of " + w 1122 + " pos=(" + left 1123 + "," + top + ")", e); 1124 if (!recoveringMemory) { 1125 mService.reclaimSomeSurfaceMemoryLocked(this, "position", true); 1126 } 1127 } 1128 } 1129 1130 if (surfaceResized) { 1131 try { 1132 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1133 "SIZE " + width + "x" + height, null); 1134 mSurfaceResized = true; 1135 mSurface.setSize(width, height); 1136 final int displayId = w.mDisplayContent.getDisplayId(); 1137 mAnimator.setPendingLayoutChanges(displayId, 1138 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER); 1139 if ((w.mAttrs.flags & LayoutParams.FLAG_DIM_BEHIND) != 0) { 1140 final DisplayInfo displayInfo = mWin.mDisplayContent.getDisplayInfo(); 1141 mService.startDimming(this, w.mExiting ? 0 : w.mAttrs.dimAmount, 1142 displayInfo.appWidth, displayInfo.appHeight); 1143 } 1144 } catch (RuntimeException e) { 1145 // If something goes wrong with the surface (such 1146 // as running out of memory), don't take down the 1147 // entire system. 1148 Slog.e(TAG, "Error resizing surface of " + w 1149 + " size=(" + width + "x" + height + ")", e); 1150 if (!recoveringMemory) { 1151 mService.reclaimSomeSurfaceMemoryLocked(this, "size", true); 1152 } 1153 } 1154 } 1155 1156 updateSurfaceWindowCrop(recoveringMemory); 1157 } 1158 1159 public void prepareSurfaceLocked(final boolean recoveringMemory) { 1160 final WindowState w = mWin; 1161 if (mSurface == null) { 1162 if (w.mOrientationChanging) { 1163 if (DEBUG_ORIENTATION) { 1164 Slog.v(TAG, "Orientation change skips hidden " + w); 1165 } 1166 w.mOrientationChanging = false; 1167 } 1168 return; 1169 } 1170 1171 boolean displayed = false; 1172 1173 computeShownFrameLocked(); 1174 1175 setSurfaceBoundaries(recoveringMemory); 1176 1177 if (mIsWallpaper && !mWin.mWallpaperVisible) { 1178 // Wallpaper is no longer visible and there is no wp target => hide it. 1179 hide(); 1180 } else if (w.mAttachedHidden || !w.isReadyForDisplay()) { 1181 hide(); 1182 mAnimator.hideWallpapersLocked(w); 1183 1184 // If we are waiting for this window to handle an 1185 // orientation change, well, it is hidden, so 1186 // doesn't really matter. Note that this does 1187 // introduce a potential glitch if the window 1188 // becomes unhidden before it has drawn for the 1189 // new orientation. 1190 if (w.mOrientationChanging) { 1191 w.mOrientationChanging = false; 1192 if (DEBUG_ORIENTATION) Slog.v(TAG, 1193 "Orientation change skips hidden " + w); 1194 } 1195 } else if (mLastLayer != mAnimLayer 1196 || mLastAlpha != mShownAlpha 1197 || mLastDsDx != mDsDx 1198 || mLastDtDx != mDtDx 1199 || mLastDsDy != mDsDy 1200 || mLastDtDy != mDtDy 1201 || w.mLastHScale != w.mHScale 1202 || w.mLastVScale != w.mVScale 1203 || mLastHidden) { 1204 displayed = true; 1205 mLastAlpha = mShownAlpha; 1206 mLastLayer = mAnimLayer; 1207 mLastDsDx = mDsDx; 1208 mLastDtDx = mDtDx; 1209 mLastDsDy = mDsDy; 1210 mLastDtDy = mDtDy; 1211 w.mLastHScale = w.mHScale; 1212 w.mLastVScale = w.mVScale; 1213 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1214 "alpha=" + mShownAlpha + " layer=" + mAnimLayer 1215 + " matrix=[" + (mDsDx*w.mHScale) 1216 + "," + (mDtDx*w.mVScale) 1217 + "][" + (mDsDy*w.mHScale) 1218 + "," + (mDtDy*w.mVScale) + "]", null); 1219 if (mSurface != null) { 1220 try { 1221 mSurfaceAlpha = mShownAlpha; 1222 mSurface.setAlpha(mShownAlpha); 1223 mSurfaceLayer = mAnimLayer; 1224 mSurface.setLayer(mAnimLayer); 1225 mSurface.setMatrix( 1226 mDsDx*w.mHScale, mDtDx*w.mVScale, 1227 mDsDy*w.mHScale, mDtDy*w.mVScale); 1228 1229 if (mLastHidden && mDrawState == HAS_DRAWN) { 1230 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1231 "SHOW (performLayout)", null); 1232 if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(TAG, "Showing " + w 1233 + " during relayout"); 1234 if (showSurfaceRobustlyLocked()) { 1235 mLastHidden = false; 1236 if (mIsWallpaper) { 1237 mService.dispatchWallpaperVisibility(w, true); 1238 } 1239 } else { 1240 w.mOrientationChanging = false; 1241 } 1242 } 1243 if (mSurface != null) { 1244 w.mToken.hasVisible = true; 1245 } 1246 } catch (RuntimeException e) { 1247 Slog.w(TAG, "Error updating surface in " + w, e); 1248 if (!recoveringMemory) { 1249 mService.reclaimSomeSurfaceMemoryLocked(this, "update", true); 1250 } 1251 } 1252 } 1253 } else { 1254 if (DEBUG_ANIM && isAnimating()) { 1255 Slog.v(TAG, "prepareSurface: No changes in animation for " + this); 1256 } 1257 displayed = true; 1258 } 1259 1260 if (displayed) { 1261 if (w.mOrientationChanging) { 1262 if (!w.isDrawnLw()) { 1263 mAnimator.mBulkUpdateParams &= ~SET_ORIENTATION_CHANGE_COMPLETE; 1264 if (DEBUG_ORIENTATION) Slog.v(TAG, 1265 "Orientation continue waiting for draw in " + w); 1266 } else { 1267 w.mOrientationChanging = false; 1268 if (DEBUG_ORIENTATION) Slog.v(TAG, "Orientation change complete in " + w); 1269 } 1270 } 1271 w.mToken.hasVisible = true; 1272 } 1273 } 1274 1275 void setTransparentRegionHint(final Region region) { 1276 if (mSurface == null) { 1277 Slog.w(TAG, "setTransparentRegionHint: null mSurface after mHasSurface true"); 1278 return; 1279 } 1280 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1281 ">>> OPEN TRANSACTION setTransparentRegion"); 1282 Surface.openTransaction(); 1283 try { 1284 if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 1285 "transparentRegionHint=" + region, null); 1286 mSurface.setTransparentRegionHint(region); 1287 } finally { 1288 Surface.closeTransaction(); 1289 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1290 "<<< CLOSE TRANSACTION setTransparentRegion"); 1291 } 1292 } 1293 1294 void setWallpaperOffset(int left, int top) { 1295 mSurfaceX = left; 1296 mSurfaceY = top; 1297 if (mAnimating) { 1298 // If this window (or its app token) is animating, then the position 1299 // of the surface will be re-computed on the next animation frame. 1300 // We can't poke it directly here because it depends on whatever 1301 // transformation is being applied by the animation. 1302 return; 1303 } 1304 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1305 ">>> OPEN TRANSACTION setWallpaperOffset"); 1306 Surface.openTransaction(); 1307 try { 1308 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 1309 "POS " + left + ", " + top, null); 1310 mSurface.setPosition(mWin.mFrame.left + left, mWin.mFrame.top + top); 1311 updateSurfaceWindowCrop(false); 1312 } catch (RuntimeException e) { 1313 Slog.w(TAG, "Error positioning surface of " + mWin 1314 + " pos=(" + left + "," + top + ")", e); 1315 } finally { 1316 Surface.closeTransaction(); 1317 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1318 "<<< CLOSE TRANSACTION setWallpaperOffset"); 1319 } 1320 } 1321 1322 // This must be called while inside a transaction. 1323 boolean performShowLocked() { 1324 if (mWin.isOtherUsersAppWindow()) { 1325 Slog.w(TAG, "Current user " + mService.mCurrentUserId + " trying to display " 1326 + this + ", type " + mWin.mAttrs.type + ", belonging to " + mWin.mOwnerUid); 1327 return false; 1328 } 1329 if (DEBUG_VISIBILITY || (DEBUG_STARTING_WINDOW && 1330 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING)) { 1331 RuntimeException e = null; 1332 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 1333 e = new RuntimeException(); 1334 e.fillInStackTrace(); 1335 } 1336 Slog.v(TAG, "performShow on " + this 1337 + ": mDrawState=" + mDrawState + " readyForDisplay=" 1338 + mWin.isReadyForDisplayIgnoringKeyguard() 1339 + " starting=" + (mWin.mAttrs.type == TYPE_APPLICATION_STARTING) 1340 + " during animation: policyVis=" + mWin.mPolicyVisibility 1341 + " attHidden=" + mWin.mAttachedHidden 1342 + " tok.hiddenRequested=" 1343 + (mWin.mAppToken != null ? mWin.mAppToken.hiddenRequested : false) 1344 + " tok.hidden=" 1345 + (mWin.mAppToken != null ? mWin.mAppToken.hidden : false) 1346 + " animating=" + mAnimating 1347 + " tok animating=" 1348 + (mAppAnimator != null ? mAppAnimator.animating : false), e); 1349 } 1350 if (mDrawState == READY_TO_SHOW && mWin.isReadyForDisplayIgnoringKeyguard()) { 1351 if (SHOW_TRANSACTIONS || DEBUG_ORIENTATION) 1352 WindowManagerService.logSurface(mWin, "SHOW (performShowLocked)", null); 1353 if (DEBUG_VISIBILITY || (DEBUG_STARTING_WINDOW && 1354 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING)) { 1355 Slog.v(TAG, "Showing " + this 1356 + " during animation: policyVis=" + mWin.mPolicyVisibility 1357 + " attHidden=" + mWin.mAttachedHidden 1358 + " tok.hiddenRequested=" 1359 + (mWin.mAppToken != null ? mWin.mAppToken.hiddenRequested : false) 1360 + " tok.hidden=" 1361 + (mWin.mAppToken != null ? mWin.mAppToken.hidden : false) 1362 + " animating=" + mAnimating 1363 + " tok animating=" 1364 + (mAppAnimator != null ? mAppAnimator.animating : false)); 1365 } 1366 1367 mService.enableScreenIfNeededLocked(); 1368 1369 applyEnterAnimationLocked(); 1370 1371 // Force the show in the next prepareSurfaceLocked() call. 1372 mLastAlpha = -1; 1373 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM) 1374 Slog.v(TAG, "performShowLocked: mDrawState=HAS_DRAWN in " + this); 1375 mDrawState = HAS_DRAWN; 1376 mService.updateLayoutToAnimationLocked(); 1377 1378 int i = mWin.mChildWindows.size(); 1379 while (i > 0) { 1380 i--; 1381 WindowState c = mWin.mChildWindows.get(i); 1382 if (c.mAttachedHidden) { 1383 c.mAttachedHidden = false; 1384 if (c.mWinAnimator.mSurface != null) { 1385 c.mWinAnimator.performShowLocked(); 1386 // It hadn't been shown, which means layout not 1387 // performed on it, so now we want to make sure to 1388 // do a layout. If called from within the transaction 1389 // loop, this will cause it to restart with a new 1390 // layout. 1391 c.mDisplayContent.layoutNeeded = true; 1392 } 1393 } 1394 } 1395 1396 if (mWin.mAttrs.type != TYPE_APPLICATION_STARTING 1397 && mWin.mAppToken != null) { 1398 mWin.mAppToken.firstWindowDrawn = true; 1399 1400 if (mWin.mAppToken.startingData != null) { 1401 if (WindowManagerService.DEBUG_STARTING_WINDOW || 1402 WindowManagerService.DEBUG_ANIM) Slog.v(TAG, 1403 "Finish starting " + mWin.mToken 1404 + ": first real window is shown, no animation"); 1405 // If this initial window is animating, stop it -- we 1406 // will do an animation to reveal it from behind the 1407 // starting window, so there is no need for it to also 1408 // be doing its own stuff. 1409 clearAnimation(); 1410 mService.mFinishedStarting.add(mWin.mAppToken); 1411 mService.mH.sendEmptyMessage(H.FINISHED_STARTING); 1412 } 1413 mWin.mAppToken.updateReportedVisibilityLocked(); 1414 } 1415 1416 return true; 1417 } 1418 1419 return false; 1420 } 1421 1422 /** 1423 * Have the surface flinger show a surface, robustly dealing with 1424 * error conditions. In particular, if there is not enough memory 1425 * to show the surface, then we will try to get rid of other surfaces 1426 * in order to succeed. 1427 * 1428 * @return Returns true if the surface was successfully shown. 1429 */ 1430 boolean showSurfaceRobustlyLocked() { 1431 try { 1432 if (mSurface != null) { 1433 mSurfaceShown = true; 1434 mSurface.show(); 1435 if (mWin.mTurnOnScreen) { 1436 if (DEBUG_VISIBILITY) Slog.v(TAG, 1437 "Show surface turning screen on: " + mWin); 1438 mWin.mTurnOnScreen = false; 1439 mAnimator.mBulkUpdateParams |= SET_TURN_ON_SCREEN; 1440 } 1441 } 1442 return true; 1443 } catch (RuntimeException e) { 1444 Slog.w(TAG, "Failure showing surface " + mSurface + " in " + mWin, e); 1445 } 1446 1447 mService.reclaimSomeSurfaceMemoryLocked(this, "show", true); 1448 1449 return false; 1450 } 1451 1452 void applyEnterAnimationLocked() { 1453 final int transit; 1454 if (mEnterAnimationPending) { 1455 mEnterAnimationPending = false; 1456 transit = WindowManagerPolicy.TRANSIT_ENTER; 1457 } else { 1458 transit = WindowManagerPolicy.TRANSIT_SHOW; 1459 } 1460 applyAnimationLocked(transit, true); 1461 mService.scheduleNotifyWindowTranstionIfNeededLocked(mWin, transit); 1462 } 1463 1464 // TODO(cmautner): Move back to WindowState? 1465 /** 1466 * Choose the correct animation and set it to the passed WindowState. 1467 * @param transit If WindowManagerPolicy.TRANSIT_PREVIEW_DONE and the app window has been drawn 1468 * then the animation will be app_starting_exit. Any other value loads the animation from 1469 * the switch statement below. 1470 * @param isEntrance The animation type the last time this was called. Used to keep from 1471 * loading the same animation twice. 1472 * @return true if an animation has been loaded. 1473 */ 1474 boolean applyAnimationLocked(int transit, boolean isEntrance) { 1475 if (mLocalAnimating && mAnimationIsEntrance == isEntrance) { 1476 // If we are trying to apply an animation, but already running 1477 // an animation of the same type, then just leave that one alone. 1478 return true; 1479 } 1480 1481 // Only apply an animation if the display isn't frozen. If it is 1482 // frozen, there is no reason to animate and it can cause strange 1483 // artifacts when we unfreeze the display if some different animation 1484 // is running. 1485 if (mService.okToDisplay()) { 1486 int anim = mPolicy.selectAnimationLw(mWin, transit); 1487 int attr = -1; 1488 Animation a = null; 1489 if (anim != 0) { 1490 a = AnimationUtils.loadAnimation(mContext, anim); 1491 } else { 1492 switch (transit) { 1493 case WindowManagerPolicy.TRANSIT_ENTER: 1494 attr = com.android.internal.R.styleable.WindowAnimation_windowEnterAnimation; 1495 break; 1496 case WindowManagerPolicy.TRANSIT_EXIT: 1497 attr = com.android.internal.R.styleable.WindowAnimation_windowExitAnimation; 1498 break; 1499 case WindowManagerPolicy.TRANSIT_SHOW: 1500 attr = com.android.internal.R.styleable.WindowAnimation_windowShowAnimation; 1501 break; 1502 case WindowManagerPolicy.TRANSIT_HIDE: 1503 attr = com.android.internal.R.styleable.WindowAnimation_windowHideAnimation; 1504 break; 1505 } 1506 if (attr >= 0) { 1507 a = mService.loadAnimation(mWin.mAttrs, attr); 1508 } 1509 } 1510 if (WindowManagerService.DEBUG_ANIM) Slog.v(TAG, 1511 "applyAnimation: win=" + this 1512 + " anim=" + anim + " attr=0x" + Integer.toHexString(attr) 1513 + " a=" + a 1514 + " mAnimation=" + mAnimation 1515 + " isEntrance=" + isEntrance + " Callers " + Debug.getCallers(3)); 1516 if (a != null) { 1517 if (WindowManagerService.DEBUG_ANIM) { 1518 RuntimeException e = null; 1519 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 1520 e = new RuntimeException(); 1521 e.fillInStackTrace(); 1522 } 1523 Slog.v(TAG, "Loaded animation " + a + " for " + this, e); 1524 } 1525 setAnimation(a); 1526 mAnimationIsEntrance = isEntrance; 1527 } 1528 } else { 1529 clearAnimation(); 1530 } 1531 1532 return mAnimation != null; 1533 } 1534 1535 public void dump(PrintWriter pw, String prefix, boolean dumpAll) { 1536 if (mAnimating || mLocalAnimating || mAnimationIsEntrance 1537 || mAnimation != null) { 1538 pw.print(prefix); pw.print("mAnimating="); pw.print(mAnimating); 1539 pw.print(" mLocalAnimating="); pw.print(mLocalAnimating); 1540 pw.print(" mAnimationIsEntrance="); pw.print(mAnimationIsEntrance); 1541 pw.print(" mAnimation="); pw.println(mAnimation); 1542 } 1543 if (mHasTransformation || mHasLocalTransformation) { 1544 pw.print(prefix); pw.print("XForm: has="); 1545 pw.print(mHasTransformation); 1546 pw.print(" hasLocal="); pw.print(mHasLocalTransformation); 1547 pw.print(" "); mTransformation.printShortString(pw); 1548 pw.println(); 1549 } 1550 if (mSurface != null) { 1551 if (dumpAll) { 1552 pw.print(prefix); pw.print("mSurface="); pw.println(mSurface); 1553 pw.print(prefix); pw.print("mDrawState="); 1554 pw.print(drawStateToString(mDrawState)); 1555 pw.print(" mLastHidden="); pw.println(mLastHidden); 1556 } 1557 pw.print(prefix); pw.print("Surface: shown="); pw.print(mSurfaceShown); 1558 pw.print(" layer="); pw.print(mSurfaceLayer); 1559 pw.print(" alpha="); pw.print(mSurfaceAlpha); 1560 pw.print(" rect=("); pw.print(mSurfaceX); 1561 pw.print(","); pw.print(mSurfaceY); 1562 pw.print(") "); pw.print(mSurfaceW); 1563 pw.print(" x "); pw.println(mSurfaceH); 1564 } 1565 if (mPendingDestroySurface != null) { 1566 pw.print(prefix); pw.print("mPendingDestroySurface="); 1567 pw.println(mPendingDestroySurface); 1568 } 1569 if (mSurfaceResized || mSurfaceDestroyDeferred) { 1570 pw.print(prefix); pw.print("mSurfaceResized="); pw.print(mSurfaceResized); 1571 pw.print(" mSurfaceDestroyDeferred="); pw.println(mSurfaceDestroyDeferred); 1572 } 1573 if (mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND) { 1574 pw.print(prefix); pw.print("mUniverseTransform="); 1575 mUniverseTransform.printShortString(pw); 1576 pw.println(); 1577 } 1578 if (mShownAlpha != 1 || mAlpha != 1 || mLastAlpha != 1) { 1579 pw.print(prefix); pw.print("mShownAlpha="); pw.print(mShownAlpha); 1580 pw.print(" mAlpha="); pw.print(mAlpha); 1581 pw.print(" mLastAlpha="); pw.println(mLastAlpha); 1582 } 1583 if (mHaveMatrix || mWin.mGlobalScale != 1) { 1584 pw.print(prefix); pw.print("mGlobalScale="); pw.print(mWin.mGlobalScale); 1585 pw.print(" mDsDx="); pw.print(mDsDx); 1586 pw.print(" mDtDx="); pw.print(mDtDx); 1587 pw.print(" mDsDy="); pw.print(mDsDy); 1588 pw.print(" mDtDy="); pw.println(mDtDy); 1589 } 1590 } 1591 1592 @Override 1593 public String toString() { 1594 StringBuffer sb = new StringBuffer("WindowStateAnimator ("); 1595 sb.append(mWin.mLastTitle + "): "); 1596 sb.append("mSurface " + mSurface); 1597 sb.append(", mAnimation " + mAnimation); 1598 return sb.toString(); 1599 } 1600} 1601