WindowStateAnimator.java revision 9dc52bc44c94854fcd3384a045b4b862e30e25de
1// Copyright 2012 Google Inc. All Rights Reserved. 2 3package com.android.server.wm; 4 5import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; 6 7import static com.android.server.wm.WindowManagerService.LayoutFields.SET_ORIENTATION_CHANGE_COMPLETE; 8import static com.android.server.wm.WindowManagerService.LayoutFields.SET_TURN_ON_SCREEN; 9 10import android.content.Context; 11import android.graphics.Matrix; 12import android.graphics.PixelFormat; 13import android.graphics.Point; 14import android.graphics.PointF; 15import android.graphics.Rect; 16import android.graphics.Region; 17import android.os.Debug; 18import android.util.Slog; 19import android.view.DisplayInfo; 20import android.view.Surface; 21import android.view.SurfaceSession; 22import android.view.WindowManager; 23import android.view.WindowManagerPolicy; 24import android.view.WindowManager.LayoutParams; 25import android.view.animation.Animation; 26import android.view.animation.AnimationUtils; 27import android.view.animation.Transformation; 28 29import com.android.server.wm.WindowManagerService.H; 30 31import java.io.PrintWriter; 32import java.util.ArrayList; 33 34class WinAnimatorList extends ArrayList<WindowStateAnimator> { 35} 36 37/** 38 * Keep track of animations and surface operations for a single WindowState. 39 **/ 40class WindowStateAnimator { 41 static final boolean DEBUG_VISIBILITY = WindowManagerService.DEBUG_VISIBILITY; 42 static final boolean DEBUG_ANIM = WindowManagerService.DEBUG_ANIM; 43 static final boolean DEBUG_LAYERS = WindowManagerService.DEBUG_LAYERS; 44 static final boolean DEBUG_STARTING_WINDOW = WindowManagerService.DEBUG_STARTING_WINDOW; 45 static final boolean SHOW_TRANSACTIONS = WindowManagerService.SHOW_TRANSACTIONS; 46 static final boolean SHOW_LIGHT_TRANSACTIONS = WindowManagerService.SHOW_LIGHT_TRANSACTIONS; 47 static final boolean SHOW_SURFACE_ALLOC = WindowManagerService.SHOW_SURFACE_ALLOC; 48 static final boolean localLOGV = WindowManagerService.localLOGV; 49 static final boolean DEBUG_ORIENTATION = WindowManagerService.DEBUG_ORIENTATION; 50 static final boolean DEBUG_SURFACE_TRACE = WindowManagerService.DEBUG_SURFACE_TRACE; 51 52 static final String TAG = "WindowStateAnimator"; 53 54 // Unchanging local convenience fields. 55 final WindowManagerService mService; 56 final WindowState mWin; 57 final WindowStateAnimator mAttachedWinAnimator; 58 final WindowAnimator mAnimator; 59 final AppWindowAnimator mAppAnimator; 60 final Session mSession; 61 final WindowManagerPolicy mPolicy; 62 final Context mContext; 63 final boolean mIsWallpaper; 64 65 // If this is a universe background window, this is the transformation 66 // it is applying to the rest of the universe. 67 final Transformation mUniverseTransform = new Transformation(); 68 69 // Currently running animation. 70 boolean mAnimating; 71 boolean mLocalAnimating; 72 Animation mAnimation; 73 boolean mAnimationIsEntrance; 74 boolean mHasTransformation; 75 boolean mHasLocalTransformation; 76 final Transformation mTransformation = new Transformation(); 77 boolean mWasAnimating; // Were we animating going into the most recent animation step? 78 int mAnimLayer; 79 int mLastLayer; 80 81 Surface mSurface; 82 Surface mPendingDestroySurface; 83 84 /** 85 * Set when we have changed the size of the surface, to know that 86 * we must tell them application to resize (and thus redraw itself). 87 */ 88 boolean mSurfaceResized; 89 90 /** 91 * Set if the client has asked that the destroy of its surface be delayed 92 * until it explicitly says it is okay. 93 */ 94 boolean mSurfaceDestroyDeferred; 95 96 float mShownAlpha = 0; 97 float mAlpha = 0; 98 float mLastAlpha = 0; 99 100 // Used to save animation distances between the time they are calculated and when they are 101 // used. 102 int mAnimDw; 103 int mAnimDh; 104 float mDsDx=1, mDtDx=0, mDsDy=0, mDtDy=1; 105 float mLastDsDx=1, mLastDtDx=0, mLastDsDy=0, mLastDtDy=1; 106 107 boolean mHaveMatrix; 108 109 // For debugging, this is the last information given to the surface flinger. 110 boolean mSurfaceShown; 111 float mSurfaceX, mSurfaceY, mSurfaceW, mSurfaceH; 112 int mSurfaceLayer; 113 float mSurfaceAlpha; 114 115 // Set to true if, when the window gets displayed, it should perform 116 // an enter animation. 117 boolean mEnterAnimationPending; 118 119 /** This is set when there is no Surface */ 120 static final int NO_SURFACE = 0; 121 /** This is set after the Surface has been created but before the window has been drawn. During 122 * this time the surface is hidden. */ 123 static final int DRAW_PENDING = 1; 124 /** This is set after the window has finished drawing for the first time but before its surface 125 * is shown. The surface will be displayed when the next layout is run. */ 126 static final int COMMIT_DRAW_PENDING = 2; 127 /** This is set during the time after the window's drawing has been committed, and before its 128 * surface is actually shown. It is used to delay showing the surface until all windows in a 129 * token are ready to be shown. */ 130 static final int READY_TO_SHOW = 3; 131 /** Set when the window has been shown in the screen the first time. */ 132 static final int HAS_DRAWN = 4; 133 static String drawStateToString(int state) { 134 switch (state) { 135 case NO_SURFACE: return "NO_SURFACE"; 136 case DRAW_PENDING: return "DRAW_PENDING"; 137 case COMMIT_DRAW_PENDING: return "COMMIT_DRAW_PENDING"; 138 case READY_TO_SHOW: return "READY_TO_SHOW"; 139 case HAS_DRAWN: return "HAS_DRAWN"; 140 default: return Integer.toString(state); 141 } 142 } 143 int mDrawState; 144 145 /** Was this window last hidden? */ 146 boolean mLastHidden; 147 148 int mAttrFlags; 149 int mAttrType; 150 151 public WindowStateAnimator(final WindowState win) { 152 final WindowManagerService service = win.mService; 153 154 mService = service; 155 mAnimator = service.mAnimator; 156 mPolicy = service.mPolicy; 157 mContext = service.mContext; 158 final DisplayInfo displayInfo = win.mDisplayContent.getDisplayInfo(); 159 mAnimDw = displayInfo.appWidth; 160 mAnimDh = displayInfo.appHeight; 161 162 mWin = win; 163 mAttachedWinAnimator = win.mAttachedWindow == null 164 ? null : win.mAttachedWindow.mWinAnimator; 165 mAppAnimator = win.mAppToken == null ? null : win.mAppToken.mAppAnimator; 166 mSession = win.mSession; 167 mAttrFlags = win.mAttrs.flags; 168 mAttrType = win.mAttrs.type; 169 mIsWallpaper = win.mIsWallpaper; 170 } 171 172 public void setAnimation(Animation anim) { 173 if (localLOGV) Slog.v(TAG, "Setting animation in " + this + ": " + anim); 174 mAnimating = false; 175 mLocalAnimating = false; 176 mAnimation = anim; 177 mAnimation.restrictDuration(WindowManagerService.MAX_ANIMATION_DURATION); 178 mAnimation.scaleCurrentDuration(mService.mWindowAnimationScale); 179 // Start out animation gone if window is gone, or visible if window is visible. 180 mTransformation.clear(); 181 mTransformation.setAlpha(mLastHidden ? 0 : 1); 182 mHasLocalTransformation = true; 183 } 184 185 public void clearAnimation() { 186 if (mAnimation != null) { 187 mAnimating = true; 188 mLocalAnimating = false; 189 mAnimation.cancel(); 190 mAnimation = null; 191 } 192 } 193 194 /** Is the window or its container currently animating? */ 195 boolean isAnimating() { 196 return mAnimation != null 197 || (mAttachedWinAnimator != null && mAttachedWinAnimator.mAnimation != null) 198 || (mAppAnimator != null && 199 (mAppAnimator.animation != null 200 || mAppAnimator.mAppToken.inPendingTransaction)); 201 } 202 203 /** Is the window animating the DummyAnimation? */ 204 boolean isDummyAnimation() { 205 return mAppAnimator != null 206 && mAppAnimator.animation == AppWindowAnimator.sDummyAnimation; 207 } 208 209 /** Is this window currently animating? */ 210 boolean isWindowAnimating() { 211 return mAnimation != null; 212 } 213 214 void cancelExitAnimationForNextAnimationLocked() { 215 if (mAnimation != null) { 216 mAnimation.cancel(); 217 mAnimation = null; 218 mLocalAnimating = false; 219 destroySurfaceLocked(); 220 } 221 } 222 223 private boolean stepAnimation(long currentTime) { 224 if ((mAnimation == null) || !mLocalAnimating) { 225 return false; 226 } 227 mTransformation.clear(); 228 final boolean more = mAnimation.getTransformation(currentTime, mTransformation); 229 if (false && DEBUG_ANIM) Slog.v( 230 TAG, "Stepped animation in " + this + 231 ": more=" + more + ", xform=" + mTransformation); 232 return more; 233 } 234 235 // This must be called while inside a transaction. Returns true if 236 // there is more animation to run. 237 boolean stepAnimationLocked(long currentTime) { 238 // Save the animation state as it was before this step so WindowManagerService can tell if 239 // we just started or just stopped animating by comparing mWasAnimating with isAnimating(). 240 mWasAnimating = mAnimating; 241 if (mService.okToDisplay()) { 242 // We will run animations as long as the display isn't frozen. 243 244 if (mWin.isDrawnLw() && mAnimation != null) { 245 mHasTransformation = true; 246 mHasLocalTransformation = true; 247 if (!mLocalAnimating) { 248 if (DEBUG_ANIM) Slog.v( 249 TAG, "Starting animation in " + this + 250 " @ " + currentTime + ": ww=" + mWin.mFrame.width() + 251 " wh=" + mWin.mFrame.height() + 252 " dw=" + mAnimDw + " dh=" + mAnimDh + 253 " scale=" + mService.mWindowAnimationScale); 254 mAnimation.initialize(mWin.mFrame.width(), mWin.mFrame.height(), 255 mAnimDw, mAnimDh); 256 final DisplayInfo displayInfo = mWin.mDisplayContent.getDisplayInfo(); 257 mAnimDw = displayInfo.appWidth; 258 mAnimDh = displayInfo.appHeight; 259 mAnimation.setStartTime(currentTime); 260 mLocalAnimating = true; 261 mAnimating = true; 262 } 263 if ((mAnimation != null) && mLocalAnimating) { 264 if (stepAnimation(currentTime)) { 265 return true; 266 } 267 } 268 if (DEBUG_ANIM) Slog.v( 269 TAG, "Finished animation in " + this + 270 " @ " + currentTime); 271 //WindowManagerService.this.dump(); 272 } 273 mHasLocalTransformation = false; 274 if ((!mLocalAnimating || mAnimationIsEntrance) && mAppAnimator != null 275 && mAppAnimator.animation != null) { 276 // When our app token is animating, we kind-of pretend like 277 // we are as well. Note the mLocalAnimating mAnimationIsEntrance 278 // part of this check means that we will only do this if 279 // our window is not currently exiting, or it is not 280 // locally animating itself. The idea being that one that 281 // is exiting and doing a local animation should be removed 282 // once that animation is done. 283 mAnimating = true; 284 mHasTransformation = true; 285 mTransformation.clear(); 286 return false; 287 } else if (mHasTransformation) { 288 // Little trick to get through the path below to act like 289 // we have finished an animation. 290 mAnimating = true; 291 } else if (isAnimating()) { 292 mAnimating = true; 293 } 294 } else if (mAnimation != null) { 295 // If the display is frozen, and there is a pending animation, 296 // clear it and make sure we run the cleanup code. 297 mAnimating = true; 298 } 299 300 if (!mAnimating && !mLocalAnimating) { 301 return false; 302 } 303 304 // Done animating, clean up. 305 if (DEBUG_ANIM) Slog.v( 306 TAG, "Animation done in " + this + ": exiting=" + mWin.mExiting 307 + ", reportedVisible=" 308 + (mWin.mAppToken != null ? mWin.mAppToken.reportedVisible : false)); 309 310 mAnimating = false; 311 mLocalAnimating = false; 312 if (mAnimation != null) { 313 mAnimation.cancel(); 314 mAnimation = null; 315 } 316 if (mAnimator.mWindowDetachedWallpaper == mWin) { 317 mAnimator.mWindowDetachedWallpaper = null; 318 } 319 mAnimLayer = mWin.mLayer; 320 if (mWin.mIsImWindow) { 321 mAnimLayer += mService.mInputMethodAnimLayerAdjustment; 322 } else if (mIsWallpaper) { 323 mAnimLayer += mService.mWallpaperAnimLayerAdjustment; 324 } 325 if (DEBUG_LAYERS) Slog.v(TAG, "Stepping win " + this 326 + " anim layer: " + mAnimLayer); 327 mHasTransformation = false; 328 mHasLocalTransformation = false; 329 if (mWin.mPolicyVisibility != mWin.mPolicyVisibilityAfterAnim) { 330 if (WindowState.DEBUG_VISIBILITY) { 331 Slog.v(TAG, "Policy visibility changing after anim in " + this + ": " 332 + mWin.mPolicyVisibilityAfterAnim); 333 } 334 mWin.mPolicyVisibility = mWin.mPolicyVisibilityAfterAnim; 335 mService.mLayoutNeeded = true; 336 if (!mWin.mPolicyVisibility) { 337 if (mService.mCurrentFocus == mWin) { 338 mService.mFocusMayChange = true; 339 } 340 // Window is no longer visible -- make sure if we were waiting 341 // for it to be displayed before enabling the display, that 342 // we allow the display to be enabled now. 343 mService.enableScreenIfNeededLocked(); 344 } 345 } 346 mTransformation.clear(); 347 if (mDrawState == HAS_DRAWN 348 && mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING 349 && mWin.mAppToken != null 350 && mWin.mAppToken.firstWindowDrawn 351 && mWin.mAppToken.startingData != null) { 352 if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Finish starting " 353 + mWin.mToken + ": first real window done animating"); 354 mService.mFinishedStarting.add(mWin.mAppToken); 355 mService.mH.sendEmptyMessage(H.FINISHED_STARTING); 356 } 357 358 finishExit(); 359 mAnimator.mPendingLayoutChanges |= WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; 360 if (WindowManagerService.DEBUG_LAYOUT_REPEATS) mService.debugLayoutRepeats( 361 "WindowStateAnimator", mAnimator.mPendingLayoutChanges); 362 363 if (mWin.mAppToken != null) { 364 mWin.mAppToken.updateReportedVisibilityLocked(); 365 } 366 367 return false; 368 } 369 370 void finishExit() { 371 if (WindowManagerService.DEBUG_ANIM) Slog.v( 372 TAG, "finishExit in " + this 373 + ": exiting=" + mWin.mExiting 374 + " remove=" + mWin.mRemoveOnExit 375 + " windowAnimating=" + isWindowAnimating()); 376 377 final int N = mWin.mChildWindows.size(); 378 for (int i=0; i<N; i++) { 379 mWin.mChildWindows.get(i).mWinAnimator.finishExit(); 380 } 381 382 if (!mWin.mExiting) { 383 return; 384 } 385 386 if (isWindowAnimating()) { 387 return; 388 } 389 390 if (WindowManagerService.localLOGV) Slog.v( 391 TAG, "Exit animation finished in " + this 392 + ": remove=" + mWin.mRemoveOnExit); 393 if (mSurface != null) { 394 mService.mDestroySurface.add(mWin); 395 mWin.mDestroying = true; 396 if (WindowState.SHOW_TRANSACTIONS) WindowManagerService.logSurface( 397 mWin, "HIDE (finishExit)", null); 398 hide(); 399 } 400 mWin.mExiting = false; 401 if (mWin.mRemoveOnExit) { 402 mService.mPendingRemove.add(mWin); 403 mWin.mRemoveOnExit = false; 404 } 405 mAnimator.hideWallpapersLocked(mWin); 406 } 407 408 void hide() { 409 if (!mLastHidden) { 410 //dump(); 411 mLastHidden = true; 412 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 413 "HIDE (performLayout)", null); 414 if (mSurface != null) { 415 mSurfaceShown = false; 416 try { 417 mSurface.hide(); 418 } catch (RuntimeException e) { 419 Slog.w(TAG, "Exception hiding surface in " + mWin); 420 } 421 } 422 } 423 } 424 425 boolean finishDrawingLocked() { 426 if (DEBUG_STARTING_WINDOW && 427 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 428 Slog.v(TAG, "Finishing drawing window " + mWin + ": mDrawState=" 429 + drawStateToString(mDrawState)); 430 } 431 if (mDrawState == DRAW_PENDING) { 432 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM || SHOW_TRANSACTIONS || DEBUG_ORIENTATION) 433 Slog.v(TAG, "finishDrawingLocked: mDrawState=COMMIT_DRAW_PENDING " + this + " in " 434 + mSurface); 435 if (DEBUG_STARTING_WINDOW && 436 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 437 Slog.v(TAG, "Draw state now committed in " + mWin); 438 } 439 mDrawState = COMMIT_DRAW_PENDING; 440 return true; 441 } 442 return false; 443 } 444 445 // This must be called while inside a transaction. 446 boolean commitFinishDrawingLocked(long currentTime) { 447 if (DEBUG_STARTING_WINDOW && 448 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { 449 Slog.i(TAG, "commitFinishDrawingLocked: " + mWin + " cur mDrawState=" 450 + drawStateToString(mDrawState)); 451 } 452 if (mDrawState != COMMIT_DRAW_PENDING) { 453 return false; 454 } 455 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM) { 456 Slog.i(TAG, "commitFinishDrawingLocked: mDrawState=READY_TO_SHOW " + mSurface); 457 } 458 mDrawState = READY_TO_SHOW; 459 final boolean starting = mWin.mAttrs.type == TYPE_APPLICATION_STARTING; 460 final AppWindowToken atoken = mWin.mAppToken; 461 if (atoken == null || atoken.allDrawn || starting) { 462 performShowLocked(); 463 } 464 return true; 465 } 466 467 static class SurfaceTrace extends Surface { 468 private final static String SURFACE_TAG = "SurfaceTrace"; 469 final static ArrayList<SurfaceTrace> sSurfaces = new ArrayList<SurfaceTrace>(); 470 471 private float mSurfaceTraceAlpha = 0; 472 private int mLayer; 473 private final PointF mPosition = new PointF(); 474 private final Point mSize = new Point(); 475 private final Rect mWindowCrop = new Rect(); 476 private boolean mShown = false; 477 private int mDisplayId; 478 private String mName = "Not named"; 479 480 public SurfaceTrace(SurfaceSession s, 481 int pid, int displayId, int w, int h, int format, int flags) throws 482 OutOfResourcesException { 483 super(s, pid, displayId, w, h, format, flags); 484 mSize.set(w, h); 485 mDisplayId = displayId; 486 Slog.v(SURFACE_TAG, "ctor: " + this + ". Called by " 487 + Debug.getCallers(3)); 488 } 489 490 public SurfaceTrace(SurfaceSession s, 491 int pid, String name, int displayId, int w, int h, int format, int flags) 492 throws OutOfResourcesException { 493 super(s, pid, name, displayId, w, h, format, flags); 494 mName = name; 495 mSize.set(w, h); 496 Slog.v(SURFACE_TAG, "ctor: " + this + ". Called by " 497 + Debug.getCallers(3)); 498 } 499 500 @Override 501 public void setAlpha(float alpha) { 502 super.setAlpha(alpha); 503 mSurfaceTraceAlpha = alpha; 504 Slog.v(SURFACE_TAG, "setAlpha: " + this + ". Called by " 505 + Debug.getCallers(3)); 506 } 507 508 @Override 509 public void setLayer(int zorder) { 510 super.setLayer(zorder); 511 mLayer = zorder; 512 Slog.v(SURFACE_TAG, "setLayer: " + this + ". Called by " 513 + Debug.getCallers(3)); 514 515 sSurfaces.remove(this); 516 int i; 517 for (i = sSurfaces.size() - 1; i >= 0; i--) { 518 SurfaceTrace s = sSurfaces.get(i); 519 if (s.mLayer < zorder) { 520 break; 521 } 522 } 523 sSurfaces.add(i + 1, this); 524 } 525 526 @Override 527 public void setPosition(float x, float y) { 528 super.setPosition(x, y); 529 mPosition.set(x, y); 530 Slog.v(SURFACE_TAG, "setPosition: " + this + ". Called by " 531 + Debug.getCallers(3)); 532 } 533 534 @Override 535 public void setSize(int w, int h) { 536 super.setSize(w, h); 537 mSize.set(w, h); 538 Slog.v(SURFACE_TAG, "setSize: " + this + ". Called by " 539 + Debug.getCallers(3)); 540 } 541 542 @Override 543 public void setWindowCrop(Rect crop) { 544 super.setWindowCrop(crop); 545 if (crop != null) { 546 mWindowCrop.set(crop); 547 } 548 Slog.v(SURFACE_TAG, "setWindowCrop: " + this + ". Called by " 549 + Debug.getCallers(3)); 550 } 551 552 @Override 553 public void setDisplayId(int displayId) { 554 super.setDisplayId(displayId); 555 mDisplayId = displayId; 556 Slog.v(SURFACE_TAG, "setDisplayId: " + this + ". Called by " + Debug.getCallers(3)); 557 } 558 559 @Override 560 public void hide() { 561 super.hide(); 562 mShown = false; 563 Slog.v(SURFACE_TAG, "hide: " + this + ". Called by " 564 + Debug.getCallers(3)); 565 } 566 @Override 567 public void show() { 568 super.show(); 569 mShown = true; 570 Slog.v(SURFACE_TAG, "show: " + this + ". Called by " 571 + Debug.getCallers(3)); 572 } 573 574 @Override 575 public void destroy() { 576 super.destroy(); 577 Slog.v(SURFACE_TAG, "destroy: " + this + ". Called by " 578 + Debug.getCallers(3)); 579 sSurfaces.remove(this); 580 } 581 582 @Override 583 public void release() { 584 super.release(); 585 Slog.v(SURFACE_TAG, "release: " + this + ". Called by " 586 + Debug.getCallers(3)); 587 sSurfaces.remove(this); 588 } 589 590 static void dumpAllSurfaces() { 591 final int N = sSurfaces.size(); 592 for (int i = 0; i < N; i++) { 593 Slog.i(TAG, "SurfaceDump: " + sSurfaces.get(i)); 594 } 595 } 596 597 @Override 598 public String toString() { 599 return "Surface " + Integer.toHexString(System.identityHashCode(this)) + " " 600 + mName + " (" + mDisplayId + "): shown=" + mShown + " layer=" + mLayer 601 + " alpha=" + mSurfaceTraceAlpha + " " + mPosition.x + "," + mPosition.y 602 + " " + mSize.x + "x" + mSize.y 603 + " crop=" + mWindowCrop.toShortString(); 604 } 605 } 606 607 Surface createSurfaceLocked() { 608 if (mSurface == null) { 609 if (DEBUG_ANIM || DEBUG_ORIENTATION) Slog.i(TAG, 610 "createSurface " + this + ": mDrawState=DRAW_PENDING"); 611 mDrawState = DRAW_PENDING; 612 if (mWin.mAppToken != null) { 613 mWin.mAppToken.allDrawn = false; 614 } 615 616 mService.makeWindowFreezingScreenIfNeededLocked(mWin); 617 618 int flags = 0; 619 final WindowManager.LayoutParams attrs = mWin.mAttrs; 620 621 if ((attrs.flags&WindowManager.LayoutParams.FLAG_SECURE) != 0) { 622 flags |= Surface.SECURE; 623 } 624 if (WindowState.DEBUG_VISIBILITY) Slog.v( 625 TAG, "Creating surface in session " 626 + mSession.mSurfaceSession + " window " + this 627 + " w=" + mWin.mCompatFrame.width() 628 + " h=" + mWin.mCompatFrame.height() + " format=" 629 + attrs.format + " flags=" + flags); 630 631 int w = mWin.mCompatFrame.width(); 632 int h = mWin.mCompatFrame.height(); 633 if ((attrs.flags & LayoutParams.FLAG_SCALED) != 0) { 634 // for a scaled surface, we always want the requested 635 // size. 636 w = mWin.mRequestedWidth; 637 h = mWin.mRequestedHeight; 638 } 639 640 // Something is wrong and SurfaceFlinger will not like this, 641 // try to revert to sane values 642 if (w <= 0) w = 1; 643 if (h <= 0) h = 1; 644 645 mSurfaceShown = false; 646 mSurfaceLayer = 0; 647 mSurfaceAlpha = 0; 648 mSurfaceX = 0; 649 mSurfaceY = 0; 650 mSurfaceW = w; 651 mSurfaceH = h; 652 mWin.mLastSystemDecorRect.set(0, 0, 0, 0); 653 try { 654 final boolean isHwAccelerated = (attrs.flags & 655 WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED) != 0; 656 final int format = isHwAccelerated ? PixelFormat.TRANSLUCENT : attrs.format; 657 if (!PixelFormat.formatHasAlpha(attrs.format)) { 658 flags |= Surface.OPAQUE; 659 } 660 if (DEBUG_SURFACE_TRACE) { 661 mSurface = new SurfaceTrace( 662 mSession.mSurfaceSession, mSession.mPid, 663 attrs.getTitle().toString(), 664 mWin.mDisplayContent.getDisplayId(), w, h, format, flags); 665 } else { 666 mSurface = new Surface( 667 mSession.mSurfaceSession, mSession.mPid, 668 attrs.getTitle().toString(), 669 mWin.mDisplayContent.getDisplayId(), w, h, format, flags); 670 } 671 mWin.mHasSurface = true; 672 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) Slog.i(TAG, 673 " CREATE SURFACE " 674 + mSurface + " IN SESSION " 675 + mSession.mSurfaceSession 676 + ": pid=" + mSession.mPid + " format=" 677 + attrs.format + " flags=0x" 678 + Integer.toHexString(flags) 679 + " / " + this); 680 } catch (Surface.OutOfResourcesException e) { 681 mWin.mHasSurface = false; 682 Slog.w(TAG, "OutOfResourcesException creating surface"); 683 mService.reclaimSomeSurfaceMemoryLocked(this, "create", true); 684 mDrawState = NO_SURFACE; 685 return null; 686 } catch (Exception e) { 687 mWin.mHasSurface = false; 688 Slog.e(TAG, "Exception creating surface", e); 689 mDrawState = NO_SURFACE; 690 return null; 691 } 692 693 if (WindowManagerService.localLOGV) Slog.v( 694 TAG, "Got surface: " + mSurface 695 + ", set left=" + mWin.mFrame.left + " top=" + mWin.mFrame.top 696 + ", animLayer=" + mAnimLayer); 697 if (SHOW_LIGHT_TRANSACTIONS) { 698 Slog.i(TAG, ">>> OPEN TRANSACTION createSurfaceLocked"); 699 WindowManagerService.logSurface(mWin, "CREATE pos=(" 700 + mWin.mFrame.left + "," + mWin.mFrame.top + ") (" 701 + mWin.mCompatFrame.width() + "x" + mWin.mCompatFrame.height() 702 + "), layer=" + mAnimLayer + " HIDE", null); 703 } 704 Surface.openTransaction(); 705 try { 706 try { 707 mSurfaceX = mWin.mFrame.left + mWin.mXOffset; 708 mSurfaceY = mWin.mFrame.top + mWin.mYOffset; 709 mSurface.setPosition(mSurfaceX, mSurfaceY); 710 mSurfaceLayer = mAnimLayer; 711 mSurface.setLayer(mAnimLayer); 712 mSurface.setAlpha(0); 713 mSurfaceShown = false; 714 mSurface.hide(); 715 } catch (RuntimeException e) { 716 Slog.w(TAG, "Error creating surface in " + w, e); 717 mService.reclaimSomeSurfaceMemoryLocked(this, "create-init", true); 718 } 719 mLastHidden = true; 720 } finally { 721 Surface.closeTransaction(); 722 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 723 "<<< CLOSE TRANSACTION createSurfaceLocked"); 724 } 725 if (WindowManagerService.localLOGV) Slog.v( 726 TAG, "Created surface " + this); 727 } 728 return mSurface; 729 } 730 731 void destroySurfaceLocked() { 732 if (mWin.mAppToken != null && mWin == mWin.mAppToken.startingWindow) { 733 mWin.mAppToken.startingDisplayed = false; 734 } 735 736 if (mSurface != null) { 737 738 int i = mWin.mChildWindows.size(); 739 while (i > 0) { 740 i--; 741 WindowState c = mWin.mChildWindows.get(i); 742 c.mAttachedHidden = true; 743 } 744 745 try { 746 if (DEBUG_VISIBILITY) { 747 RuntimeException e = null; 748 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 749 e = new RuntimeException(); 750 e.fillInStackTrace(); 751 } 752 Slog.w(TAG, "Window " + this + " destroying surface " 753 + mSurface + ", session " + mSession, e); 754 } 755 if (mSurfaceDestroyDeferred) { 756 if (mSurface != null && mPendingDestroySurface != mSurface) { 757 if (mPendingDestroySurface != null) { 758 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 759 RuntimeException e = null; 760 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 761 e = new RuntimeException(); 762 e.fillInStackTrace(); 763 } 764 WindowManagerService.logSurface(mWin, "DESTROY PENDING", e); 765 } 766 mPendingDestroySurface.destroy(); 767 } 768 mPendingDestroySurface = mSurface; 769 } 770 } else { 771 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 772 RuntimeException e = null; 773 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 774 e = new RuntimeException(); 775 e.fillInStackTrace(); 776 } 777 WindowManagerService.logSurface(mWin, "DESTROY", e); 778 } 779 mSurface.destroy(); 780 } 781 mAnimator.hideWallpapersLocked(mWin); 782 } catch (RuntimeException e) { 783 Slog.w(TAG, "Exception thrown when destroying Window " + this 784 + " surface " + mSurface + " session " + mSession 785 + ": " + e.toString()); 786 } 787 788 mSurfaceShown = false; 789 mSurface = null; 790 mWin.mHasSurface =false; 791 mDrawState = NO_SURFACE; 792 } 793 } 794 795 void destroyDeferredSurfaceLocked() { 796 try { 797 if (mPendingDestroySurface != null) { 798 if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { 799 RuntimeException e = null; 800 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 801 e = new RuntimeException(); 802 e.fillInStackTrace(); 803 } 804 WindowManagerService.logSurface(mWin, "DESTROY PENDING", e); 805 } 806 mPendingDestroySurface.destroy(); 807 mAnimator.hideWallpapersLocked(mWin); 808 } 809 } catch (RuntimeException e) { 810 Slog.w(TAG, "Exception thrown when destroying Window " 811 + this + " surface " + mPendingDestroySurface 812 + " session " + mSession + ": " + e.toString()); 813 } 814 mSurfaceDestroyDeferred = false; 815 mPendingDestroySurface = null; 816 } 817 818 void computeShownFrameLocked() { 819 final boolean selfTransformation = mHasLocalTransformation; 820 Transformation attachedTransformation = 821 (mAttachedWinAnimator != null && mAttachedWinAnimator.mHasLocalTransformation) 822 ? mAttachedWinAnimator.mTransformation : null; 823 Transformation appTransformation = (mAppAnimator != null && mAppAnimator.hasTransformation) 824 ? mAppAnimator.transformation : null; 825 826 // Wallpapers are animated based on the "real" window they 827 // are currently targeting. 828 if (mIsWallpaper && mAnimator.mLowerWallpaperTarget == null 829 && mAnimator.mWallpaperTarget != null) { 830 final WindowStateAnimator wallpaperAnimator = mAnimator.mWallpaperTarget.mWinAnimator; 831 if (wallpaperAnimator.mHasLocalTransformation && 832 wallpaperAnimator.mAnimation != null && 833 !wallpaperAnimator.mAnimation.getDetachWallpaper()) { 834 attachedTransformation = wallpaperAnimator.mTransformation; 835 if (WindowManagerService.DEBUG_WALLPAPER && attachedTransformation != null) { 836 Slog.v(TAG, "WP target attached xform: " + attachedTransformation); 837 } 838 } 839 final AppWindowAnimator wpAppAnimator = mAnimator.mWpAppAnimator; 840 if (wpAppAnimator != null && wpAppAnimator.hasTransformation 841 && wpAppAnimator.animation != null 842 && !wpAppAnimator.animation.getDetachWallpaper()) { 843 appTransformation = wpAppAnimator.transformation; 844 if (WindowManagerService.DEBUG_WALLPAPER && appTransformation != null) { 845 Slog.v(TAG, "WP target app xform: " + appTransformation); 846 } 847 } 848 } 849 850 final boolean screenAnimation = mService.mAnimator.mScreenRotationAnimation != null 851 && mService.mAnimator.mScreenRotationAnimation.isAnimating(); 852 if (selfTransformation || attachedTransformation != null 853 || appTransformation != null || screenAnimation) { 854 // cache often used attributes locally 855 final Rect frame = mWin.mFrame; 856 final float tmpFloats[] = mService.mTmpFloats; 857 final Matrix tmpMatrix = mWin.mTmpMatrix; 858 859 // Compute the desired transformation. 860 if (screenAnimation) { 861 // If we are doing a screen animation, the global rotation 862 // applied to windows can result in windows that are carefully 863 // aligned with each other to slightly separate, allowing you 864 // to see what is behind them. An unsightly mess. This... 865 // thing... magically makes it call good: scale each window 866 // slightly (two pixels larger in each dimension, from the 867 // window's center). 868 final float w = frame.width(); 869 final float h = frame.height(); 870 if (w>=1 && h>=1) { 871 tmpMatrix.setScale(1 + 2/w, 1 + 2/h, w/2, h/2); 872 } else { 873 tmpMatrix.reset(); 874 } 875 } else { 876 tmpMatrix.reset(); 877 } 878 tmpMatrix.postScale(mWin.mGlobalScale, mWin.mGlobalScale); 879 if (selfTransformation) { 880 tmpMatrix.postConcat(mTransformation.getMatrix()); 881 } 882 tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); 883 if (attachedTransformation != null) { 884 tmpMatrix.postConcat(attachedTransformation.getMatrix()); 885 } 886 if (appTransformation != null) { 887 tmpMatrix.postConcat(appTransformation.getMatrix()); 888 } 889 if (mAnimator.mUniverseBackground != null) { 890 tmpMatrix.postConcat(mAnimator.mUniverseBackground.mUniverseTransform.getMatrix()); 891 } 892 if (screenAnimation) { 893 tmpMatrix.postConcat( 894 mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getMatrix()); 895 } 896 897 // "convert" it into SurfaceFlinger's format 898 // (a 2x2 matrix + an offset) 899 // Here we must not transform the position of the surface 900 // since it is already included in the transformation. 901 //Slog.i(TAG, "Transform: " + matrix); 902 903 mHaveMatrix = true; 904 tmpMatrix.getValues(tmpFloats); 905 mDsDx = tmpFloats[Matrix.MSCALE_X]; 906 mDtDx = tmpFloats[Matrix.MSKEW_Y]; 907 mDsDy = tmpFloats[Matrix.MSKEW_X]; 908 mDtDy = tmpFloats[Matrix.MSCALE_Y]; 909 float x = tmpFloats[Matrix.MTRANS_X]; 910 float y = tmpFloats[Matrix.MTRANS_Y]; 911 int w = frame.width(); 912 int h = frame.height(); 913 mWin.mShownFrame.set(x, y, x+w, y+h); 914 915 // Now set the alpha... but because our current hardware 916 // can't do alpha transformation on a non-opaque surface, 917 // turn it off if we are running an animation that is also 918 // transforming since it is more important to have that 919 // animation be smooth. 920 mShownAlpha = mAlpha; 921 if (!mService.mLimitedAlphaCompositing 922 || (!PixelFormat.formatHasAlpha(mWin.mAttrs.format) 923 || (mWin.isIdentityMatrix(mDsDx, mDtDx, mDsDy, mDtDy) 924 && x == frame.left && y == frame.top))) { 925 //Slog.i(TAG, "Applying alpha transform"); 926 if (selfTransformation) { 927 mShownAlpha *= mTransformation.getAlpha(); 928 } 929 if (attachedTransformation != null) { 930 mShownAlpha *= attachedTransformation.getAlpha(); 931 } 932 if (appTransformation != null) { 933 mShownAlpha *= appTransformation.getAlpha(); 934 } 935 if (mAnimator.mUniverseBackground != null) { 936 mShownAlpha *= mAnimator.mUniverseBackground.mUniverseTransform.getAlpha(); 937 } 938 if (screenAnimation) { 939 mShownAlpha *= 940 mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getAlpha(); 941 } 942 } else { 943 //Slog.i(TAG, "Not applying alpha transform"); 944 } 945 946 if ((DEBUG_SURFACE_TRACE || WindowManagerService.localLOGV) && (mShownAlpha == 1.0 || mShownAlpha == 0.0)) Slog.v( 947 TAG, "computeShownFrameLocked: Animating " + this + 948 " mAlpha=" + mAlpha + 949 " self=" + (selfTransformation ? mTransformation.getAlpha() : "null") + 950 " attached=" + (attachedTransformation == null ? "null" : attachedTransformation.getAlpha()) + 951 " app=" + (appTransformation == null ? "null" : appTransformation.getAlpha()) + 952 " screen=" + (screenAnimation ? mService.mAnimator.mScreenRotationAnimation.getEnterTransformation().getAlpha() 953 : "null")); 954 return; 955 } else if (mIsWallpaper && 956 (mAnimator.mPendingActions & WindowAnimator.WALLPAPER_ACTION_PENDING) != 0) { 957 return; 958 } 959 960 if (WindowManagerService.localLOGV) Slog.v( 961 TAG, "computeShownFrameLocked: " + this + 962 " not attached, mAlpha=" + mAlpha); 963 if (mAnimator.mUniverseBackground != null && 964 mWin.mAttrs.type != WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND 965 && mWin.mBaseLayer < mAnimator.mAboveUniverseLayer) { 966 final Rect frame = mWin.mFrame; 967 final float tmpFloats[] = mService.mTmpFloats; 968 final Matrix tmpMatrix = mWin.mTmpMatrix; 969 tmpMatrix.setScale(mWin.mGlobalScale, mWin.mGlobalScale); 970 tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); 971 tmpMatrix.postConcat(mAnimator.mUniverseBackground.mUniverseTransform.getMatrix()); 972 tmpMatrix.getValues(tmpFloats); 973 mHaveMatrix = true; 974 mDsDx = tmpFloats[Matrix.MSCALE_X]; 975 mDtDx = tmpFloats[Matrix.MSKEW_Y]; 976 mDsDy = tmpFloats[Matrix.MSKEW_X]; 977 mDtDy = tmpFloats[Matrix.MSCALE_Y]; 978 float x = tmpFloats[Matrix.MTRANS_X]; 979 float y = tmpFloats[Matrix.MTRANS_Y]; 980 int w = frame.width(); 981 int h = frame.height(); 982 mWin.mShownFrame.set(x, y, x+w, y+h); 983 mShownAlpha = mAlpha * mAnimator.mUniverseBackground.mUniverseTransform.getAlpha(); 984 } else { 985 mWin.mShownFrame.set(mWin.mFrame); 986 if (mWin.mXOffset != 0 || mWin.mYOffset != 0) { 987 mWin.mShownFrame.offset(mWin.mXOffset, mWin.mYOffset); 988 } 989 mShownAlpha = mAlpha; 990 mHaveMatrix = false; 991 mDsDx = mWin.mGlobalScale; 992 mDtDx = 0; 993 mDsDy = 0; 994 mDtDy = mWin.mGlobalScale; 995 } 996 } 997 998 void applyDecorRect(final Rect decorRect) { 999 final WindowState w = mWin; 1000 // Compute the offset of the window in relation to the decor rect. 1001 final int offX = w.mXOffset + w.mFrame.left; 1002 final int offY = w.mYOffset + w.mFrame.top; 1003 // Initialize the decor rect to the entire frame. 1004 w.mSystemDecorRect.set(0, 0, w.mFrame.width(), w.mFrame.height()); 1005 // Intersect with the decor rect, offsetted by window position. 1006 w.mSystemDecorRect.intersect(decorRect.left-offX, decorRect.top-offY, 1007 decorRect.right-offX, decorRect.bottom-offY); 1008 // If size compatibility is being applied to the window, the 1009 // surface is scaled relative to the screen. Also apply this 1010 // scaling to the crop rect. We aren't using the standard rect 1011 // scale function because we want to round things to make the crop 1012 // always round to a larger rect to ensure we don't crop too 1013 // much and hide part of the window that should be seen. 1014 if (w.mEnforceSizeCompat && w.mInvGlobalScale != 1.0f) { 1015 final float scale = w.mInvGlobalScale; 1016 w.mSystemDecorRect.left = (int) (w.mSystemDecorRect.left * scale - 0.5f); 1017 w.mSystemDecorRect.top = (int) (w.mSystemDecorRect.top * scale - 0.5f); 1018 w.mSystemDecorRect.right = (int) ((w.mSystemDecorRect.right+1) * scale - 0.5f); 1019 w.mSystemDecorRect.bottom = (int) ((w.mSystemDecorRect.bottom+1) * scale - 0.5f); 1020 } 1021 } 1022 1023 void updateSurfaceWindowCrop(final boolean recoveringMemory) { 1024 final WindowState w = mWin; 1025 1026 // Need to recompute a new system decor rect each time. 1027 if ((w.mAttrs.flags & LayoutParams.FLAG_SCALED) != 0) { 1028 // Currently can't do this cropping for scaled windows. We'll 1029 // just keep the crop rect the same as the source surface. 1030 w.mSystemDecorRect.set(0, 0, w.mRequestedWidth, w.mRequestedHeight); 1031 } else if (w.mLayer >= mService.mSystemDecorLayer) { 1032 // Above the decor layer is easy, just use the entire window. 1033 // Unless we have a universe background... in which case all the 1034 // windows need to be cropped by the screen, so they don't cover 1035 // the universe background. 1036 if (mAnimator.mUniverseBackground == null) { 1037 w.mSystemDecorRect.set(0, 0, w.mCompatFrame.width(), 1038 w.mCompatFrame.height()); 1039 } else { 1040 applyDecorRect(mService.mScreenRect); 1041 } 1042 } else if (w.mAttrs.type == WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND) { 1043 // The universe background isn't cropped. 1044 w.mSystemDecorRect.set(0, 0, w.mCompatFrame.width(), 1045 w.mCompatFrame.height()); 1046 } else { 1047 applyDecorRect(mService.mSystemDecorRect); 1048 } 1049 1050 if (!w.mSystemDecorRect.equals(w.mLastSystemDecorRect)) { 1051 w.mLastSystemDecorRect.set(w.mSystemDecorRect); 1052 try { 1053 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1054 "CROP " + w.mSystemDecorRect.toShortString(), null); 1055 mSurface.setWindowCrop(w.mSystemDecorRect); 1056 } catch (RuntimeException e) { 1057 Slog.w(TAG, "Error setting crop surface of " + w 1058 + " crop=" + w.mSystemDecorRect.toShortString(), e); 1059 if (!recoveringMemory) { 1060 mService.reclaimSomeSurfaceMemoryLocked(this, "crop", true); 1061 } 1062 } 1063 } 1064 } 1065 1066 void setSurfaceBoundaries(final boolean recoveringMemory) { 1067 final WindowState w = mWin; 1068 int width, height; 1069 if ((w.mAttrs.flags & LayoutParams.FLAG_SCALED) != 0) { 1070 // for a scaled surface, we just want to use 1071 // the requested size. 1072 width = w.mRequestedWidth; 1073 height = w.mRequestedHeight; 1074 } else { 1075 width = w.mCompatFrame.width(); 1076 height = w.mCompatFrame.height(); 1077 } 1078 1079 if (width < 1) { 1080 width = 1; 1081 } 1082 if (height < 1) { 1083 height = 1; 1084 } 1085 final boolean surfaceResized = mSurfaceW != width || mSurfaceH != height; 1086 if (surfaceResized) { 1087 mSurfaceW = width; 1088 mSurfaceH = height; 1089 } 1090 1091 final float left = w.mShownFrame.left; 1092 final float top = w.mShownFrame.top; 1093 if (mSurfaceX != left || mSurfaceY != top) { 1094 try { 1095 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1096 "POS " + left + ", " + top, null); 1097 mSurfaceX = left; 1098 mSurfaceY = top; 1099 mSurface.setPosition(left, top); 1100 } catch (RuntimeException e) { 1101 Slog.w(TAG, "Error positioning surface of " + w 1102 + " pos=(" + left 1103 + "," + top + ")", e); 1104 if (!recoveringMemory) { 1105 mService.reclaimSomeSurfaceMemoryLocked(this, "position", true); 1106 } 1107 } 1108 } 1109 1110 if (surfaceResized) { 1111 try { 1112 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1113 "SIZE " + width + "x" + height, null); 1114 mSurfaceResized = true; 1115 mSurface.setSize(width, height); 1116 mAnimator.mPendingLayoutChanges |= 1117 WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; 1118 if ((w.mAttrs.flags & LayoutParams.FLAG_DIM_BEHIND) != 0) { 1119 final DisplayInfo displayInfo = mWin.mDisplayContent.getDisplayInfo(); 1120 mService.startDimming(this, w.mExiting ? 0 : w.mAttrs.dimAmount, 1121 displayInfo.appWidth, displayInfo.appHeight); 1122 } 1123 } catch (RuntimeException e) { 1124 // If something goes wrong with the surface (such 1125 // as running out of memory), don't take down the 1126 // entire system. 1127 Slog.e(TAG, "Error resizing surface of " + w 1128 + " size=(" + width + "x" + height + ")", e); 1129 if (!recoveringMemory) { 1130 mService.reclaimSomeSurfaceMemoryLocked(this, "size", true); 1131 } 1132 } 1133 } 1134 1135 updateSurfaceWindowCrop(recoveringMemory); 1136 } 1137 1138 public void prepareSurfaceLocked(final boolean recoveringMemory) { 1139 final WindowState w = mWin; 1140 if (mSurface == null) { 1141 if (w.mOrientationChanging) { 1142 if (DEBUG_ORIENTATION) { 1143 Slog.v(TAG, "Orientation change skips hidden " + w); 1144 } 1145 w.mOrientationChanging = false; 1146 } 1147 return; 1148 } 1149 1150 boolean displayed = false; 1151 1152 computeShownFrameLocked(); 1153 1154 setSurfaceBoundaries(recoveringMemory); 1155 1156 if (mIsWallpaper && !mWin.mWallpaperVisible) { 1157 // Wallpaper is no longer visible and there is no wp target => hide it. 1158 hide(); 1159 } else if (w.mAttachedHidden || !w.isReadyForDisplay()) { 1160 hide(); 1161 mAnimator.hideWallpapersLocked(w); 1162 1163 // If we are waiting for this window to handle an 1164 // orientation change, well, it is hidden, so 1165 // doesn't really matter. Note that this does 1166 // introduce a potential glitch if the window 1167 // becomes unhidden before it has drawn for the 1168 // new orientation. 1169 if (w.mOrientationChanging) { 1170 w.mOrientationChanging = false; 1171 if (DEBUG_ORIENTATION) Slog.v(TAG, 1172 "Orientation change skips hidden " + w); 1173 } 1174 } else if (mLastLayer != mAnimLayer 1175 || mLastAlpha != mShownAlpha 1176 || mLastDsDx != mDsDx 1177 || mLastDtDx != mDtDx 1178 || mLastDsDy != mDsDy 1179 || mLastDtDy != mDtDy 1180 || w.mLastHScale != w.mHScale 1181 || w.mLastVScale != w.mVScale 1182 || mLastHidden) { 1183 displayed = true; 1184 mLastAlpha = mShownAlpha; 1185 mLastLayer = mAnimLayer; 1186 mLastDsDx = mDsDx; 1187 mLastDtDx = mDtDx; 1188 mLastDsDy = mDsDy; 1189 mLastDtDy = mDtDy; 1190 w.mLastHScale = w.mHScale; 1191 w.mLastVScale = w.mVScale; 1192 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1193 "alpha=" + mShownAlpha + " layer=" + mAnimLayer 1194 + " matrix=[" + (mDsDx*w.mHScale) 1195 + "," + (mDtDx*w.mVScale) 1196 + "][" + (mDsDy*w.mHScale) 1197 + "," + (mDtDy*w.mVScale) + "]", null); 1198 if (mSurface != null) { 1199 try { 1200 mSurfaceAlpha = mShownAlpha; 1201 mSurface.setAlpha(mShownAlpha); 1202 mSurfaceLayer = mAnimLayer; 1203 mSurface.setLayer(mAnimLayer); 1204 mSurface.setMatrix( 1205 mDsDx*w.mHScale, mDtDx*w.mVScale, 1206 mDsDy*w.mHScale, mDtDy*w.mVScale); 1207 1208 if (mLastHidden && mDrawState == HAS_DRAWN) { 1209 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, 1210 "SHOW (performLayout)", null); 1211 if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(TAG, "Showing " + w 1212 + " during relayout"); 1213 if (showSurfaceRobustlyLocked()) { 1214 mLastHidden = false; 1215 if (mIsWallpaper) { 1216 mService.dispatchWallpaperVisibility(w, true); 1217 } 1218 } else { 1219 w.mOrientationChanging = false; 1220 } 1221 } 1222 if (mSurface != null) { 1223 w.mToken.hasVisible = true; 1224 } 1225 } catch (RuntimeException e) { 1226 Slog.w(TAG, "Error updating surface in " + w, e); 1227 if (!recoveringMemory) { 1228 mService.reclaimSomeSurfaceMemoryLocked(this, "update", true); 1229 } 1230 } 1231 } 1232 } else { 1233 if (DEBUG_ANIM && isAnimating()) { 1234 Slog.v(TAG, "prepareSurface: No changes in animation for " + this); 1235 } 1236 displayed = true; 1237 } 1238 1239 if (displayed) { 1240 if (w.mOrientationChanging) { 1241 if (!w.isDrawnLw()) { 1242 mAnimator.mBulkUpdateParams &= ~SET_ORIENTATION_CHANGE_COMPLETE; 1243 if (DEBUG_ORIENTATION) Slog.v(TAG, 1244 "Orientation continue waiting for draw in " + w); 1245 } else { 1246 w.mOrientationChanging = false; 1247 if (DEBUG_ORIENTATION) Slog.v(TAG, "Orientation change complete in " + w); 1248 } 1249 } 1250 w.mToken.hasVisible = true; 1251 } 1252 } 1253 1254 void setTransparentRegionHint(final Region region) { 1255 if (mSurface == null) { 1256 Slog.w(TAG, "setTransparentRegionHint: null mSurface after mHasSurface true"); 1257 return; 1258 } 1259 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1260 ">>> OPEN TRANSACTION setTransparentRegion"); 1261 Surface.openTransaction(); 1262 try { 1263 if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 1264 "transparentRegionHint=" + region, null); 1265 mSurface.setTransparentRegionHint(region); 1266 } finally { 1267 Surface.closeTransaction(); 1268 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1269 "<<< CLOSE TRANSACTION setTransparentRegion"); 1270 } 1271 } 1272 1273 void setWallpaperOffset(int left, int top) { 1274 mSurfaceX = left; 1275 mSurfaceY = top; 1276 if (mAnimating) { 1277 // If this window (or its app token) is animating, then the position 1278 // of the surface will be re-computed on the next animation frame. 1279 // We can't poke it directly here because it depends on whatever 1280 // transformation is being applied by the animation. 1281 return; 1282 } 1283 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1284 ">>> OPEN TRANSACTION setWallpaperOffset"); 1285 Surface.openTransaction(); 1286 try { 1287 if (WindowManagerService.SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, 1288 "POS " + left + ", " + top, null); 1289 mSurface.setPosition(mWin.mFrame.left + left, mWin.mFrame.top + top); 1290 updateSurfaceWindowCrop(false); 1291 } catch (RuntimeException e) { 1292 Slog.w(TAG, "Error positioning surface of " + mWin 1293 + " pos=(" + left + "," + top + ")", e); 1294 } finally { 1295 Surface.closeTransaction(); 1296 if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, 1297 "<<< CLOSE TRANSACTION setWallpaperOffset"); 1298 } 1299 } 1300 1301 // This must be called while inside a transaction. 1302 boolean performShowLocked() { 1303 if (mWin.isOtherUsersAppWindow()) { 1304 Slog.w(TAG, "Current user " + mService.mCurrentUserId + " trying to display " 1305 + this + ", type " + mWin.mAttrs.type + ", belonging to " + mWin.mOwnerUserId); 1306 return false; 1307 } 1308 if (DEBUG_VISIBILITY || (DEBUG_STARTING_WINDOW && 1309 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING)) { 1310 RuntimeException e = null; 1311 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 1312 e = new RuntimeException(); 1313 e.fillInStackTrace(); 1314 } 1315 Slog.v(TAG, "performShow on " + this 1316 + ": mDrawState=" + mDrawState + " readyForDisplay=" 1317 + mWin.isReadyForDisplayIgnoringKeyguard() 1318 + " starting=" + (mWin.mAttrs.type == TYPE_APPLICATION_STARTING) 1319 + " during animation: policyVis=" + mWin.mPolicyVisibility 1320 + " attHidden=" + mWin.mAttachedHidden 1321 + " tok.hiddenRequested=" 1322 + (mWin.mAppToken != null ? mWin.mAppToken.hiddenRequested : false) 1323 + " tok.hidden=" 1324 + (mWin.mAppToken != null ? mWin.mAppToken.hidden : false) 1325 + " animating=" + mAnimating 1326 + " tok animating=" 1327 + (mAppAnimator != null ? mAppAnimator.animating : false), e); 1328 } 1329 if (mDrawState == READY_TO_SHOW && mWin.isReadyForDisplayIgnoringKeyguard()) { 1330 if (SHOW_TRANSACTIONS || DEBUG_ORIENTATION) 1331 WindowManagerService.logSurface(mWin, "SHOW (performShowLocked)", null); 1332 if (DEBUG_VISIBILITY || (DEBUG_STARTING_WINDOW && 1333 mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING)) { 1334 Slog.v(TAG, "Showing " + this 1335 + " during animation: policyVis=" + mWin.mPolicyVisibility 1336 + " attHidden=" + mWin.mAttachedHidden 1337 + " tok.hiddenRequested=" 1338 + (mWin.mAppToken != null ? mWin.mAppToken.hiddenRequested : false) 1339 + " tok.hidden=" 1340 + (mWin.mAppToken != null ? mWin.mAppToken.hidden : false) 1341 + " animating=" + mAnimating 1342 + " tok animating=" 1343 + (mAppAnimator != null ? mAppAnimator.animating : false)); 1344 } 1345 1346 mService.enableScreenIfNeededLocked(); 1347 1348 applyEnterAnimationLocked(); 1349 1350 // Force the show in the next prepareSurfaceLocked() call. 1351 mLastAlpha = -1; 1352 if (DEBUG_SURFACE_TRACE || DEBUG_ANIM) 1353 Slog.v(TAG, "performShowLocked: mDrawState=HAS_DRAWN in " + this); 1354 mDrawState = HAS_DRAWN; 1355 mService.updateLayoutToAnimationLocked(); 1356 1357 int i = mWin.mChildWindows.size(); 1358 while (i > 0) { 1359 i--; 1360 WindowState c = mWin.mChildWindows.get(i); 1361 if (c.mAttachedHidden) { 1362 c.mAttachedHidden = false; 1363 if (c.mWinAnimator.mSurface != null) { 1364 c.mWinAnimator.performShowLocked(); 1365 // It hadn't been shown, which means layout not 1366 // performed on it, so now we want to make sure to 1367 // do a layout. If called from within the transaction 1368 // loop, this will cause it to restart with a new 1369 // layout. 1370 mService.mLayoutNeeded = true; 1371 } 1372 } 1373 } 1374 1375 if (mWin.mAttrs.type != TYPE_APPLICATION_STARTING 1376 && mWin.mAppToken != null) { 1377 mWin.mAppToken.firstWindowDrawn = true; 1378 1379 if (mWin.mAppToken.startingData != null) { 1380 if (WindowManagerService.DEBUG_STARTING_WINDOW || 1381 WindowManagerService.DEBUG_ANIM) Slog.v(TAG, 1382 "Finish starting " + mWin.mToken 1383 + ": first real window is shown, no animation"); 1384 // If this initial window is animating, stop it -- we 1385 // will do an animation to reveal it from behind the 1386 // starting window, so there is no need for it to also 1387 // be doing its own stuff. 1388 clearAnimation(); 1389 mService.mFinishedStarting.add(mWin.mAppToken); 1390 mService.mH.sendEmptyMessage(H.FINISHED_STARTING); 1391 } 1392 mWin.mAppToken.updateReportedVisibilityLocked(); 1393 } 1394 1395 return true; 1396 } 1397 1398 return false; 1399 } 1400 1401 /** 1402 * Have the surface flinger show a surface, robustly dealing with 1403 * error conditions. In particular, if there is not enough memory 1404 * to show the surface, then we will try to get rid of other surfaces 1405 * in order to succeed. 1406 * 1407 * @return Returns true if the surface was successfully shown. 1408 */ 1409 boolean showSurfaceRobustlyLocked() { 1410 try { 1411 if (mSurface != null) { 1412 mSurfaceShown = true; 1413 mSurface.show(); 1414 if (mWin.mTurnOnScreen) { 1415 if (DEBUG_VISIBILITY) Slog.v(TAG, 1416 "Show surface turning screen on: " + mWin); 1417 mWin.mTurnOnScreen = false; 1418 mAnimator.mBulkUpdateParams |= SET_TURN_ON_SCREEN; 1419 } 1420 } 1421 return true; 1422 } catch (RuntimeException e) { 1423 Slog.w(TAG, "Failure showing surface " + mSurface + " in " + mWin, e); 1424 } 1425 1426 mService.reclaimSomeSurfaceMemoryLocked(this, "show", true); 1427 1428 return false; 1429 } 1430 1431 void applyEnterAnimationLocked() { 1432 final int transit; 1433 if (mEnterAnimationPending) { 1434 mEnterAnimationPending = false; 1435 transit = WindowManagerPolicy.TRANSIT_ENTER; 1436 } else { 1437 transit = WindowManagerPolicy.TRANSIT_SHOW; 1438 } 1439 1440 applyAnimationLocked(transit, true); 1441 } 1442 1443 // TODO(cmautner): Move back to WindowState? 1444 /** 1445 * Choose the correct animation and set it to the passed WindowState. 1446 * @param transit If WindowManagerPolicy.TRANSIT_PREVIEW_DONE and the app window has been drawn 1447 * then the animation will be app_starting_exit. Any other value loads the animation from 1448 * the switch statement below. 1449 * @param isEntrance The animation type the last time this was called. Used to keep from 1450 * loading the same animation twice. 1451 * @return true if an animation has been loaded. 1452 */ 1453 boolean applyAnimationLocked(int transit, boolean isEntrance) { 1454 if (mLocalAnimating && mAnimationIsEntrance == isEntrance) { 1455 // If we are trying to apply an animation, but already running 1456 // an animation of the same type, then just leave that one alone. 1457 return true; 1458 } 1459 1460 // Only apply an animation if the display isn't frozen. If it is 1461 // frozen, there is no reason to animate and it can cause strange 1462 // artifacts when we unfreeze the display if some different animation 1463 // is running. 1464 if (mService.okToDisplay()) { 1465 int anim = mPolicy.selectAnimationLw(mWin, transit); 1466 int attr = -1; 1467 Animation a = null; 1468 if (anim != 0) { 1469 a = AnimationUtils.loadAnimation(mContext, anim); 1470 } else { 1471 switch (transit) { 1472 case WindowManagerPolicy.TRANSIT_ENTER: 1473 attr = com.android.internal.R.styleable.WindowAnimation_windowEnterAnimation; 1474 break; 1475 case WindowManagerPolicy.TRANSIT_EXIT: 1476 attr = com.android.internal.R.styleable.WindowAnimation_windowExitAnimation; 1477 break; 1478 case WindowManagerPolicy.TRANSIT_SHOW: 1479 attr = com.android.internal.R.styleable.WindowAnimation_windowShowAnimation; 1480 break; 1481 case WindowManagerPolicy.TRANSIT_HIDE: 1482 attr = com.android.internal.R.styleable.WindowAnimation_windowHideAnimation; 1483 break; 1484 } 1485 if (attr >= 0) { 1486 a = mService.loadAnimation(mWin.mAttrs, attr); 1487 } 1488 } 1489 if (WindowManagerService.DEBUG_ANIM) Slog.v(TAG, 1490 "applyAnimation: win=" + this 1491 + " anim=" + anim + " attr=0x" + Integer.toHexString(attr) 1492 + " a=" + a 1493 + " mAnimation=" + mAnimation 1494 + " isEntrance=" + isEntrance + " Callers " + Debug.getCallers(3)); 1495 if (a != null) { 1496 if (WindowManagerService.DEBUG_ANIM) { 1497 RuntimeException e = null; 1498 if (!WindowManagerService.HIDE_STACK_CRAWLS) { 1499 e = new RuntimeException(); 1500 e.fillInStackTrace(); 1501 } 1502 Slog.v(TAG, "Loaded animation " + a + " for " + this, e); 1503 } 1504 setAnimation(a); 1505 mAnimationIsEntrance = isEntrance; 1506 } 1507 } else { 1508 clearAnimation(); 1509 } 1510 1511 return mAnimation != null; 1512 } 1513 1514 public void dump(PrintWriter pw, String prefix, boolean dumpAll) { 1515 if (mAnimating || mLocalAnimating || mAnimationIsEntrance 1516 || mAnimation != null) { 1517 pw.print(prefix); pw.print("mAnimating="); pw.print(mAnimating); 1518 pw.print(" mLocalAnimating="); pw.print(mLocalAnimating); 1519 pw.print(" mAnimationIsEntrance="); pw.print(mAnimationIsEntrance); 1520 pw.print(" mAnimation="); pw.println(mAnimation); 1521 } 1522 if (mHasTransformation || mHasLocalTransformation) { 1523 pw.print(prefix); pw.print("XForm: has="); 1524 pw.print(mHasTransformation); 1525 pw.print(" hasLocal="); pw.print(mHasLocalTransformation); 1526 pw.print(" "); mTransformation.printShortString(pw); 1527 pw.println(); 1528 } 1529 if (mSurface != null) { 1530 if (dumpAll) { 1531 pw.print(prefix); pw.print("mSurface="); pw.println(mSurface); 1532 pw.print(prefix); pw.print("mDrawState="); 1533 pw.print(drawStateToString(mDrawState)); 1534 pw.print(" mLastHidden="); pw.println(mLastHidden); 1535 } 1536 pw.print(prefix); pw.print("Surface: shown="); pw.print(mSurfaceShown); 1537 pw.print(" layer="); pw.print(mSurfaceLayer); 1538 pw.print(" alpha="); pw.print(mSurfaceAlpha); 1539 pw.print(" rect=("); pw.print(mSurfaceX); 1540 pw.print(","); pw.print(mSurfaceY); 1541 pw.print(") "); pw.print(mSurfaceW); 1542 pw.print(" x "); pw.println(mSurfaceH); 1543 } 1544 if (mPendingDestroySurface != null) { 1545 pw.print(prefix); pw.print("mPendingDestroySurface="); 1546 pw.println(mPendingDestroySurface); 1547 } 1548 if (mSurfaceResized || mSurfaceDestroyDeferred) { 1549 pw.print(prefix); pw.print("mSurfaceResized="); pw.print(mSurfaceResized); 1550 pw.print(" mSurfaceDestroyDeferred="); pw.println(mSurfaceDestroyDeferred); 1551 } 1552 if (mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_UNIVERSE_BACKGROUND) { 1553 pw.print(prefix); pw.print("mUniverseTransform="); 1554 mUniverseTransform.printShortString(pw); 1555 pw.println(); 1556 } 1557 if (mShownAlpha != 1 || mAlpha != 1 || mLastAlpha != 1) { 1558 pw.print(prefix); pw.print("mShownAlpha="); pw.print(mShownAlpha); 1559 pw.print(" mAlpha="); pw.print(mAlpha); 1560 pw.print(" mLastAlpha="); pw.println(mLastAlpha); 1561 } 1562 if (mHaveMatrix || mWin.mGlobalScale != 1) { 1563 pw.print(prefix); pw.print("mGlobalScale="); pw.print(mWin.mGlobalScale); 1564 pw.print(" mDsDx="); pw.print(mDsDx); 1565 pw.print(" mDtDx="); pw.print(mDtDx); 1566 pw.print(" mDsDy="); pw.print(mDsDy); 1567 pw.print(" mDtDy="); pw.println(mDtDy); 1568 } 1569 } 1570 1571 @Override 1572 public String toString() { 1573 StringBuffer sb = new StringBuffer("WindowStateAnimator ("); 1574 sb.append(mWin.mLastTitle + "): "); 1575 sb.append("mSurface " + mSurface); 1576 sb.append(", mAnimation " + mAnimation); 1577 return sb.toString(); 1578 } 1579} 1580