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