| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.wm; |
| |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED; |
| import static android.view.WindowManager.LayoutParams.FLAG_SCALED; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_IS_ROUNDED_CORNERS_OVERLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; |
| import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD; |
| import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER; |
| import static com.android.server.wm.AppWindowAnimator.sDummyAnimation; |
| import static com.android.server.wm.DragResizeMode.DRAG_RESIZE_MODE_FREEFORM; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ANIM; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYERS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT_REPEATS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ORIENTATION; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STARTING_WINDOW; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STARTING_WINDOW_VERBOSE; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_VISIBILITY; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WALLPAPER; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WINDOW_CROP; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_LIGHT_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_SURFACE_ALLOC; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| import static com.android.server.wm.WindowManagerService.TYPE_LAYER_MULTIPLIER; |
| import static com.android.server.wm.WindowManagerService.localLOGV; |
| import static com.android.server.wm.WindowManagerService.logWithStack; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_TURN_ON_SCREEN; |
| import static com.android.server.wm.proto.WindowStateAnimatorProto.LAST_CLIP_RECT; |
| import static com.android.server.wm.proto.WindowStateAnimatorProto.SURFACE; |
| |
| import android.app.WindowConfiguration; |
| import android.content.Context; |
| import android.graphics.Matrix; |
| import android.graphics.PixelFormat; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| import android.graphics.RectF; |
| import android.graphics.Region; |
| import android.os.Debug; |
| import android.os.Trace; |
| import android.util.Slog; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.DisplayInfo; |
| import android.view.MagnificationSpec; |
| import android.view.Surface.OutOfResourcesException; |
| import android.view.SurfaceControl; |
| import android.view.WindowManager; |
| import android.view.WindowManager.LayoutParams; |
| import android.view.WindowManagerPolicy; |
| import android.view.animation.Animation; |
| import android.view.animation.AnimationSet; |
| import android.view.animation.AnimationUtils; |
| import android.view.animation.Transformation; |
| |
| import java.io.PrintWriter; |
| import java.io.FileDescriptor; |
| |
| /** |
| * Keep track of animations and surface operations for a single WindowState. |
| **/ |
| class WindowStateAnimator { |
| static final String TAG = TAG_WITH_CLASS_NAME ? "WindowStateAnimator" : TAG_WM; |
| static final int WINDOW_FREEZE_LAYER = TYPE_LAYER_MULTIPLIER * 200; |
| |
| /** |
| * Mode how the window gets clipped by the stack bounds during an animation: The clipping should |
| * be applied after applying the animation transformation, i.e. the stack bounds don't move |
| * during the animation. |
| */ |
| static final int STACK_CLIP_AFTER_ANIM = 0; |
| |
| /** |
| * Mode how the window gets clipped by the stack bounds: The clipping should be applied before |
| * applying the animation transformation, i.e. the stack bounds move with the window. |
| */ |
| static final int STACK_CLIP_BEFORE_ANIM = 1; |
| |
| /** |
| * Mode how window gets clipped by the stack bounds during an animation: Don't clip the window |
| * by the stack bounds. |
| */ |
| static final int STACK_CLIP_NONE = 2; |
| |
| // Unchanging local convenience fields. |
| final WindowManagerService mService; |
| final WindowState mWin; |
| private final WindowStateAnimator mParentWinAnimator; |
| final WindowAnimator mAnimator; |
| AppWindowAnimator mAppAnimator; |
| final Session mSession; |
| final WindowManagerPolicy mPolicy; |
| final Context mContext; |
| final boolean mIsWallpaper; |
| private final WallpaperController mWallpaperControllerLocked; |
| |
| // Currently running animation. |
| boolean mAnimating; |
| boolean mLocalAnimating; |
| Animation mAnimation; |
| boolean mAnimationIsEntrance; |
| boolean mHasTransformation; |
| boolean mHasLocalTransformation; |
| final Transformation mTransformation = new Transformation(); |
| boolean mWasAnimating; // Were we animating going into the most recent animation step? |
| int mAnimLayer; |
| int mLastLayer; |
| long mAnimationStartTime; |
| long mLastAnimationTime; |
| int mStackClip = STACK_CLIP_BEFORE_ANIM; |
| |
| /** |
| * Set when we have changed the size of the surface, to know that |
| * we must tell them application to resize (and thus redraw itself). |
| */ |
| boolean mSurfaceResized; |
| /** |
| * Whether we should inform the client on next relayoutWindow that |
| * the surface has been resized since last time. |
| */ |
| boolean mReportSurfaceResized; |
| WindowSurfaceController mSurfaceController; |
| private WindowSurfaceController mPendingDestroySurface; |
| |
| /** |
| * Set if the client has asked that the destroy of its surface be delayed |
| * until it explicitly says it is okay. |
| */ |
| boolean mSurfaceDestroyDeferred; |
| |
| private boolean mDestroyPreservedSurfaceUponRedraw; |
| float mShownAlpha = 0; |
| float mAlpha = 0; |
| float mLastAlpha = 0; |
| |
| boolean mHasClipRect; |
| Rect mClipRect = new Rect(); |
| Rect mTmpClipRect = new Rect(); |
| Rect mTmpFinalClipRect = new Rect(); |
| Rect mLastClipRect = new Rect(); |
| Rect mLastFinalClipRect = new Rect(); |
| Rect mTmpStackBounds = new Rect(); |
| private Rect mTmpAnimatingBounds = new Rect(); |
| private Rect mTmpSourceBounds = new Rect(); |
| |
| /** |
| * This is rectangle of the window's surface that is not covered by |
| * system decorations. |
| */ |
| private final Rect mSystemDecorRect = new Rect(); |
| private final Rect mLastSystemDecorRect = new Rect(); |
| |
| // Used to save animation distances between the time they are calculated and when they are used. |
| private int mAnimDx; |
| private int mAnimDy; |
| |
| /** Is the next animation to be started a window move animation? */ |
| private boolean mAnimateMove = false; |
| |
| float mDsDx=1, mDtDx=0, mDsDy=0, mDtDy=1; |
| private float mLastDsDx=1, mLastDtDx=0, mLastDsDy=0, mLastDtDy=1; |
| |
| boolean mHaveMatrix; |
| |
| // Set to true if, when the window gets displayed, it should perform |
| // an enter animation. |
| boolean mEnterAnimationPending; |
| |
| /** Used to indicate that this window is undergoing an enter animation. Used for system |
| * windows to make the callback to View.dispatchOnWindowShownCallback(). Set when the |
| * window is first added or shown, cleared when the callback has been made. */ |
| boolean mEnteringAnimation; |
| |
| private boolean mAnimationStartDelayed; |
| |
| /** The pixel format of the underlying SurfaceControl */ |
| int mSurfaceFormat; |
| |
| /** This is set when there is no Surface */ |
| static final int NO_SURFACE = 0; |
| /** This is set after the Surface has been created but before the window has been drawn. During |
| * this time the surface is hidden. */ |
| static final int DRAW_PENDING = 1; |
| /** This is set after the window has finished drawing for the first time but before its surface |
| * is shown. The surface will be displayed when the next layout is run. */ |
| static final int COMMIT_DRAW_PENDING = 2; |
| /** This is set during the time after the window's drawing has been committed, and before its |
| * surface is actually shown. It is used to delay showing the surface until all windows in a |
| * token are ready to be shown. */ |
| static final int READY_TO_SHOW = 3; |
| /** Set when the window has been shown in the screen the first time. */ |
| static final int HAS_DRAWN = 4; |
| |
| String drawStateToString() { |
| switch (mDrawState) { |
| case NO_SURFACE: return "NO_SURFACE"; |
| case DRAW_PENDING: return "DRAW_PENDING"; |
| case COMMIT_DRAW_PENDING: return "COMMIT_DRAW_PENDING"; |
| case READY_TO_SHOW: return "READY_TO_SHOW"; |
| case HAS_DRAWN: return "HAS_DRAWN"; |
| default: return Integer.toString(mDrawState); |
| } |
| } |
| int mDrawState; |
| |
| /** Was this window last hidden? */ |
| boolean mLastHidden; |
| |
| int mAttrType; |
| |
| static final long PENDING_TRANSACTION_FINISH_WAIT_TIME = 100; |
| |
| boolean mForceScaleUntilResize; |
| |
| // WindowState.mHScale and WindowState.mVScale contain the |
| // scale according to client specified layout parameters (e.g. |
| // one layout size, with another surface size, creates such scaling). |
| // Here we track an additional scaling factor used to follow stack |
| // scaling (as in the case of the Pinned stack animation). |
| float mExtraHScale = (float) 1.0; |
| float mExtraVScale = (float) 1.0; |
| |
| private final Rect mTmpSize = new Rect(); |
| |
| WindowStateAnimator(final WindowState win) { |
| final WindowManagerService service = win.mService; |
| |
| mService = service; |
| mAnimator = service.mAnimator; |
| mPolicy = service.mPolicy; |
| mContext = service.mContext; |
| final DisplayContent displayContent = win.getDisplayContent(); |
| if (displayContent != null) { |
| final DisplayInfo displayInfo = displayContent.getDisplayInfo(); |
| mAnimDx = displayInfo.appWidth; |
| mAnimDy = displayInfo.appHeight; |
| } else { |
| Slog.w(TAG, "WindowStateAnimator ctor: Display has been removed"); |
| // This is checked on return and dealt with. |
| } |
| |
| mWin = win; |
| mParentWinAnimator = !win.isChildWindow() ? null : win.getParentWindow().mWinAnimator; |
| mAppAnimator = win.mAppToken == null ? null : win.mAppToken.mAppAnimator; |
| mSession = win.mSession; |
| mAttrType = win.mAttrs.type; |
| mIsWallpaper = win.mIsWallpaper; |
| mWallpaperControllerLocked = mService.mRoot.mWallpaperController; |
| } |
| |
| public void setAnimation(Animation anim, long startTime, int stackClip) { |
| if (localLOGV) Slog.v(TAG, "Setting animation in " + this + ": " + anim); |
| mAnimating = false; |
| mLocalAnimating = false; |
| mAnimation = anim; |
| mAnimation.restrictDuration(WindowManagerService.MAX_ANIMATION_DURATION); |
| mAnimation.scaleCurrentDuration(mService.getWindowAnimationScaleLocked()); |
| // Start out animation gone if window is gone, or visible if window is visible. |
| mTransformation.clear(); |
| mTransformation.setAlpha(mLastHidden ? 0 : 1); |
| mHasLocalTransformation = true; |
| mAnimationStartTime = startTime; |
| mStackClip = stackClip; |
| } |
| |
| public void setAnimation(Animation anim, int stackClip) { |
| setAnimation(anim, -1, stackClip); |
| } |
| |
| public void setAnimation(Animation anim) { |
| setAnimation(anim, -1, STACK_CLIP_AFTER_ANIM); |
| } |
| |
| public void clearAnimation() { |
| if (mAnimation != null) { |
| mAnimating = true; |
| mLocalAnimating = false; |
| mAnimation.cancel(); |
| mAnimation = null; |
| mStackClip = STACK_CLIP_BEFORE_ANIM; |
| } |
| } |
| |
| /** |
| * Is the window or its container currently set to animate or currently animating? |
| */ |
| boolean isAnimationSet() { |
| return mAnimation != null |
| || (mParentWinAnimator != null && mParentWinAnimator.mAnimation != null) |
| || (mAppAnimator != null && mAppAnimator.isAnimating()); |
| } |
| |
| /** |
| * @return whether an animation is about to start, i.e. the animation is set already but we |
| * haven't processed the first frame yet. |
| */ |
| boolean isAnimationStarting() { |
| return isAnimationSet() && !mAnimating; |
| } |
| |
| /** Is the window animating the DummyAnimation? */ |
| boolean isDummyAnimation() { |
| return mAppAnimator != null |
| && mAppAnimator.animation == sDummyAnimation; |
| } |
| |
| /** |
| * Is this window currently set to animate or currently animating? |
| */ |
| boolean isWindowAnimationSet() { |
| return mAnimation != null; |
| } |
| |
| /** |
| * Is this window currently waiting to run an opening animation? |
| */ |
| boolean isWaitingForOpening() { |
| return mService.mAppTransition.isTransitionSet() && isDummyAnimation() |
| && mService.mOpeningApps.contains(mWin.mAppToken); |
| } |
| |
| void cancelExitAnimationForNextAnimationLocked() { |
| if (DEBUG_ANIM) Slog.d(TAG, |
| "cancelExitAnimationForNextAnimationLocked: " + mWin); |
| |
| if (mAnimation != null) { |
| mAnimation.cancel(); |
| mAnimation = null; |
| mLocalAnimating = false; |
| mWin.destroySurfaceUnchecked(); |
| } |
| } |
| |
| private boolean stepAnimation(long currentTime) { |
| if ((mAnimation == null) || !mLocalAnimating) { |
| return false; |
| } |
| currentTime = getAnimationFrameTime(mAnimation, currentTime); |
| mTransformation.clear(); |
| final boolean more = mAnimation.getTransformation(currentTime, mTransformation); |
| if (mAnimationStartDelayed && mAnimationIsEntrance) { |
| mTransformation.setAlpha(0f); |
| } |
| if (false && DEBUG_ANIM) Slog.v(TAG, "Stepped animation in " + this + ": more=" + more |
| + ", xform=" + mTransformation); |
| return more; |
| } |
| |
| // This must be called while inside a transaction. Returns true if |
| // there is more animation to run. |
| boolean stepAnimationLocked(long currentTime) { |
| // Save the animation state as it was before this step so WindowManagerService can tell if |
| // we just started or just stopped animating by comparing mWasAnimating with isAnimationSet(). |
| mWasAnimating = mAnimating; |
| final DisplayContent displayContent = mWin.getDisplayContent(); |
| if (mWin.mToken.okToAnimate()) { |
| // We will run animations as long as the display isn't frozen. |
| |
| if (mWin.isDrawnLw() && mAnimation != null) { |
| mHasTransformation = true; |
| mHasLocalTransformation = true; |
| if (!mLocalAnimating) { |
| if (DEBUG_ANIM) Slog.v( |
| TAG, "Starting animation in " + this + |
| " @ " + currentTime + ": ww=" + mWin.mFrame.width() + |
| " wh=" + mWin.mFrame.height() + |
| " dx=" + mAnimDx + " dy=" + mAnimDy + |
| " scale=" + mService.getWindowAnimationScaleLocked()); |
| final DisplayInfo displayInfo = displayContent.getDisplayInfo(); |
| if (mAnimateMove) { |
| mAnimateMove = false; |
| mAnimation.initialize(mWin.mFrame.width(), mWin.mFrame.height(), |
| mAnimDx, mAnimDy); |
| } else { |
| mAnimation.initialize(mWin.mFrame.width(), mWin.mFrame.height(), |
| displayInfo.appWidth, displayInfo.appHeight); |
| } |
| mAnimDx = displayInfo.appWidth; |
| mAnimDy = displayInfo.appHeight; |
| mAnimation.setStartTime(mAnimationStartTime != -1 |
| ? mAnimationStartTime |
| : currentTime); |
| mLocalAnimating = true; |
| mAnimating = true; |
| } |
| if ((mAnimation != null) && mLocalAnimating) { |
| mLastAnimationTime = currentTime; |
| if (stepAnimation(currentTime)) { |
| return true; |
| } |
| } |
| if (DEBUG_ANIM) Slog.v( |
| TAG, "Finished animation in " + this + |
| " @ " + currentTime); |
| //WindowManagerService.this.dump(); |
| } |
| mHasLocalTransformation = false; |
| if ((!mLocalAnimating || mAnimationIsEntrance) && mAppAnimator != null |
| && mAppAnimator.animation != null) { |
| // When our app token is animating, we kind-of pretend like |
| // we are as well. Note the mLocalAnimating mAnimationIsEntrance |
| // part of this check means that we will only do this if |
| // our window is not currently exiting, or it is not |
| // locally animating itself. The idea being that one that |
| // is exiting and doing a local animation should be removed |
| // once that animation is done. |
| mAnimating = true; |
| mHasTransformation = true; |
| mTransformation.clear(); |
| return false; |
| } else if (mHasTransformation) { |
| // Little trick to get through the path below to act like |
| // we have finished an animation. |
| mAnimating = true; |
| } else if (isAnimationSet()) { |
| mAnimating = true; |
| } |
| } else if (mAnimation != null) { |
| // If the display is frozen, and there is a pending animation, |
| // clear it and make sure we run the cleanup code. |
| mAnimating = true; |
| } |
| |
| if (!mAnimating && !mLocalAnimating) { |
| return false; |
| } |
| |
| // Done animating, clean up. |
| if (DEBUG_ANIM) Slog.v( |
| TAG, "Animation done in " + this + ": exiting=" + mWin.mAnimatingExit |
| + ", reportedVisible=" |
| + (mWin.mAppToken != null ? mWin.mAppToken.reportedVisible : false)); |
| |
| mAnimating = false; |
| mLocalAnimating = false; |
| if (mAnimation != null) { |
| mAnimation.cancel(); |
| mAnimation = null; |
| } |
| if (mAnimator.mWindowDetachedWallpaper == mWin) { |
| mAnimator.mWindowDetachedWallpaper = null; |
| } |
| mAnimLayer = mWin.getSpecialWindowAnimLayerAdjustment(); |
| if (DEBUG_LAYERS) Slog.v(TAG, "Stepping win " + this + " anim layer: " + mAnimLayer); |
| mHasTransformation = false; |
| mHasLocalTransformation = false; |
| mStackClip = STACK_CLIP_BEFORE_ANIM; |
| mWin.checkPolicyVisibilityChange(); |
| mTransformation.clear(); |
| if (mAttrType == LayoutParams.TYPE_STATUS_BAR && mWin.mPolicyVisibility) { |
| // Upon completion of a not-visible to visible status bar animation a relayout is |
| // required. |
| if (displayContent != null) { |
| displayContent.setLayoutNeeded(); |
| } |
| } |
| |
| mWin.onExitAnimationDone(); |
| final int displayId = mWin.getDisplayId(); |
| mAnimator.setPendingLayoutChanges(displayId, WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM); |
| if (DEBUG_LAYOUT_REPEATS) |
| mService.mWindowPlacerLocked.debugLayoutRepeats( |
| "WindowStateAnimator", mAnimator.getPendingLayoutChanges(displayId)); |
| |
| if (mWin.mAppToken != null) { |
| mWin.mAppToken.updateReportedVisibilityLocked(); |
| } |
| |
| return false; |
| } |
| |
| void hide(String reason) { |
| if (!mLastHidden) { |
| //dump(); |
| mLastHidden = true; |
| if (mSurfaceController != null) { |
| mSurfaceController.hideInTransaction(reason); |
| } |
| } |
| } |
| |
| boolean finishDrawingLocked() { |
| final boolean startingWindow = |
| mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; |
| if (DEBUG_STARTING_WINDOW && startingWindow) { |
| Slog.v(TAG, "Finishing drawing window " + mWin + ": mDrawState=" |
| + drawStateToString()); |
| } |
| |
| boolean layoutNeeded = false; |
| |
| if (mDrawState == DRAW_PENDING) { |
| if (DEBUG_ANIM || SHOW_TRANSACTIONS || DEBUG_ORIENTATION) |
| Slog.v(TAG, "finishDrawingLocked: mDrawState=COMMIT_DRAW_PENDING " + mWin + " in " |
| + mSurfaceController); |
| if (DEBUG_STARTING_WINDOW && startingWindow) { |
| Slog.v(TAG, "Draw state now committed in " + mWin); |
| } |
| mDrawState = COMMIT_DRAW_PENDING; |
| layoutNeeded = true; |
| } |
| |
| return layoutNeeded; |
| } |
| |
| // This must be called while inside a transaction. |
| boolean commitFinishDrawingLocked() { |
| if (DEBUG_STARTING_WINDOW_VERBOSE && |
| mWin.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { |
| Slog.i(TAG, "commitFinishDrawingLocked: " + mWin + " cur mDrawState=" |
| + drawStateToString()); |
| } |
| if (mDrawState != COMMIT_DRAW_PENDING && mDrawState != READY_TO_SHOW) { |
| return false; |
| } |
| if (DEBUG_ANIM) { |
| Slog.i(TAG, "commitFinishDrawingLocked: mDrawState=READY_TO_SHOW " + mSurfaceController); |
| } |
| mDrawState = READY_TO_SHOW; |
| boolean result = false; |
| final AppWindowToken atoken = mWin.mAppToken; |
| if (atoken == null || atoken.allDrawn || mWin.mAttrs.type == TYPE_APPLICATION_STARTING) { |
| result = mWin.performShowLocked(); |
| } |
| return result; |
| } |
| |
| void preserveSurfaceLocked() { |
| if (mDestroyPreservedSurfaceUponRedraw) { |
| // This could happen when switching the surface mode very fast. For example, |
| // we preserved a surface when dragResizing changed to true. Then before the |
| // preserved surface is removed, dragResizing changed to false again. |
| // In this case, we need to leave the preserved surface alone, and destroy |
| // the actual surface, so that the createSurface call could create a surface |
| // of the proper size. The preserved surface will still be removed when client |
| // finishes drawing to the new surface. |
| mSurfaceDestroyDeferred = false; |
| destroySurfaceLocked(); |
| mSurfaceDestroyDeferred = true; |
| return; |
| } |
| if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(mWin, "SET FREEZE LAYER", false); |
| if (mSurfaceController != null) { |
| mSurfaceController.setLayer(mAnimLayer + 1); |
| } |
| mDestroyPreservedSurfaceUponRedraw = true; |
| mSurfaceDestroyDeferred = true; |
| destroySurfaceLocked(); |
| } |
| |
| void destroyPreservedSurfaceLocked() { |
| if (!mDestroyPreservedSurfaceUponRedraw) { |
| return; |
| } |
| if (mSurfaceController != null) { |
| if (mPendingDestroySurface != null) { |
| // If we are preserving a surface but we aren't relaunching that means |
| // we are just doing an in-place switch. In that case any SurfaceFlinger side |
| // child layers need to be reparented to the new surface to make this |
| // transparent to the app. |
| if (mWin.mAppToken == null || mWin.mAppToken.isRelaunching() == false) { |
| SurfaceControl.openTransaction(); |
| mPendingDestroySurface.reparentChildrenInTransaction(mSurfaceController); |
| SurfaceControl.closeTransaction(); |
| } |
| } |
| } |
| |
| destroyDeferredSurfaceLocked(); |
| mDestroyPreservedSurfaceUponRedraw = false; |
| } |
| |
| void markPreservedSurfaceForDestroy() { |
| if (mDestroyPreservedSurfaceUponRedraw |
| && !mService.mDestroyPreservedSurface.contains(mWin)) { |
| mService.mDestroyPreservedSurface.add(mWin); |
| } |
| } |
| |
| private int getLayerStack() { |
| return mWin.getDisplayContent().getDisplay().getLayerStack(); |
| } |
| |
| void updateLayerStackInTransaction() { |
| if (mSurfaceController != null) { |
| mSurfaceController.setLayerStackInTransaction( |
| getLayerStack()); |
| } |
| } |
| |
| void resetDrawState() { |
| mDrawState = DRAW_PENDING; |
| |
| if (mWin.mAppToken == null) { |
| return; |
| } |
| |
| if (mWin.mAppToken.mAppAnimator.animation == null) { |
| mWin.mAppToken.clearAllDrawn(); |
| } else { |
| // Currently animating, persist current state of allDrawn until animation |
| // is complete. |
| mWin.mAppToken.deferClearAllDrawn = true; |
| } |
| } |
| |
| WindowSurfaceController createSurfaceLocked(int windowType, int ownerUid) { |
| final WindowState w = mWin; |
| |
| if (mSurfaceController != null) { |
| return mSurfaceController; |
| } |
| |
| if ((mWin.mAttrs.privateFlags & PRIVATE_FLAG_IS_ROUNDED_CORNERS_OVERLAY) != 0) { |
| windowType = SurfaceControl.WINDOW_TYPE_DONT_SCREENSHOT; |
| } |
| |
| w.setHasSurface(false); |
| |
| if (DEBUG_ANIM || DEBUG_ORIENTATION) Slog.i(TAG, |
| "createSurface " + this + ": mDrawState=DRAW_PENDING"); |
| |
| resetDrawState(); |
| |
| mService.makeWindowFreezingScreenIfNeededLocked(w); |
| |
| int flags = SurfaceControl.HIDDEN; |
| final WindowManager.LayoutParams attrs = w.mAttrs; |
| |
| if (mService.isSecureLocked(w)) { |
| flags |= SurfaceControl.SECURE; |
| } |
| |
| mTmpSize.set(w.mFrame.left + w.mXOffset, w.mFrame.top + w.mYOffset, 0, 0); |
| calculateSurfaceBounds(w, attrs); |
| final int width = mTmpSize.width(); |
| final int height = mTmpSize.height(); |
| |
| if (DEBUG_VISIBILITY) { |
| Slog.v(TAG, "Creating surface in session " |
| + mSession.mSurfaceSession + " window " + this |
| + " w=" + width + " h=" + height |
| + " x=" + mTmpSize.left + " y=" + mTmpSize.top |
| + " format=" + attrs.format + " flags=" + flags); |
| } |
| |
| // We may abort, so initialize to defaults. |
| mLastSystemDecorRect.set(0, 0, 0, 0); |
| mHasClipRect = false; |
| mClipRect.set(0, 0, 0, 0); |
| mLastClipRect.set(0, 0, 0, 0); |
| |
| // Set up surface control with initial size. |
| try { |
| |
| final boolean isHwAccelerated = (attrs.flags & FLAG_HARDWARE_ACCELERATED) != 0; |
| final int format = isHwAccelerated ? PixelFormat.TRANSLUCENT : attrs.format; |
| if (!PixelFormat.formatHasAlpha(attrs.format) |
| // Don't make surface with surfaceInsets opaque as they display a |
| // translucent shadow. |
| && attrs.surfaceInsets.left == 0 |
| && attrs.surfaceInsets.top == 0 |
| && attrs.surfaceInsets.right == 0 |
| && attrs.surfaceInsets.bottom == 0 |
| // Don't make surface opaque when resizing to reduce the amount of |
| // artifacts shown in areas the app isn't drawing content to. |
| && !w.isDragResizing()) { |
| flags |= SurfaceControl.OPAQUE; |
| } |
| |
| mSurfaceController = new WindowSurfaceController(mSession.mSurfaceSession, |
| attrs.getTitle().toString(), |
| width, height, format, flags, this, windowType, ownerUid); |
| mSurfaceFormat = format; |
| |
| w.setHasSurface(true); |
| |
| if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { |
| Slog.i(TAG, " CREATE SURFACE " |
| + mSurfaceController + " IN SESSION " |
| + mSession.mSurfaceSession |
| + ": pid=" + mSession.mPid + " format=" |
| + attrs.format + " flags=0x" |
| + Integer.toHexString(flags) |
| + " / " + this); |
| } |
| } catch (OutOfResourcesException e) { |
| Slog.w(TAG, "OutOfResourcesException creating surface"); |
| mService.mRoot.reclaimSomeSurfaceMemory(this, "create", true); |
| mDrawState = NO_SURFACE; |
| return null; |
| } catch (Exception e) { |
| Slog.e(TAG, "Exception creating surface", e); |
| mDrawState = NO_SURFACE; |
| return null; |
| } |
| |
| if (WindowManagerService.localLOGV) Slog.v(TAG, "Got surface: " + mSurfaceController |
| + ", set left=" + w.mFrame.left + " top=" + w.mFrame.top |
| + ", animLayer=" + mAnimLayer); |
| |
| if (SHOW_LIGHT_TRANSACTIONS) { |
| Slog.i(TAG, ">>> OPEN TRANSACTION createSurfaceLocked"); |
| WindowManagerService.logSurface(w, "CREATE pos=(" |
| + w.mFrame.left + "," + w.mFrame.top + ") (" |
| + width + "x" + height + "), layer=" + mAnimLayer + " HIDE", false); |
| } |
| |
| // Start a new transaction and apply position & offset. |
| |
| mService.openSurfaceTransaction(); |
| try { |
| mSurfaceController.setPositionInTransaction(mTmpSize.left, mTmpSize.top, false); |
| mSurfaceController.setLayerStackInTransaction(getLayerStack()); |
| mSurfaceController.setLayer(mAnimLayer); |
| } finally { |
| mService.closeSurfaceTransaction("createSurfaceLocked"); |
| } |
| |
| mLastHidden = true; |
| |
| if (WindowManagerService.localLOGV) Slog.v(TAG, "Created surface " + this); |
| return mSurfaceController; |
| } |
| |
| private void calculateSurfaceBounds(WindowState w, LayoutParams attrs) { |
| if ((attrs.flags & FLAG_SCALED) != 0) { |
| // For a scaled surface, we always want the requested size. |
| mTmpSize.right = mTmpSize.left + w.mRequestedWidth; |
| mTmpSize.bottom = mTmpSize.top + w.mRequestedHeight; |
| } else { |
| // When we're doing a drag-resizing, request a surface that's fullscreen size, |
| // so that we don't need to reallocate during the process. This also prevents |
| // buffer drops due to size mismatch. |
| if (w.isDragResizing()) { |
| if (w.getResizeMode() == DRAG_RESIZE_MODE_FREEFORM) { |
| mTmpSize.left = 0; |
| mTmpSize.top = 0; |
| } |
| final DisplayInfo displayInfo = w.getDisplayInfo(); |
| mTmpSize.right = mTmpSize.left + displayInfo.logicalWidth; |
| mTmpSize.bottom = mTmpSize.top + displayInfo.logicalHeight; |
| } else { |
| mTmpSize.right = mTmpSize.left + w.mCompatFrame.width(); |
| mTmpSize.bottom = mTmpSize.top + w.mCompatFrame.height(); |
| } |
| } |
| |
| // Something is wrong and SurfaceFlinger will not like this, try to revert to sane values. |
| // This doesn't necessarily mean that there is an error in the system. The sizes might be |
| // incorrect, because it is before the first layout or draw. |
| if (mTmpSize.width() < 1) { |
| mTmpSize.right = mTmpSize.left + 1; |
| } |
| if (mTmpSize.height() < 1) { |
| mTmpSize.bottom = mTmpSize.top + 1; |
| } |
| |
| // Adjust for surface insets. |
| mTmpSize.left -= attrs.surfaceInsets.left; |
| mTmpSize.top -= attrs.surfaceInsets.top; |
| mTmpSize.right += attrs.surfaceInsets.right; |
| mTmpSize.bottom += attrs.surfaceInsets.bottom; |
| } |
| |
| boolean hasSurface() { |
| return mSurfaceController != null && mSurfaceController.hasSurface(); |
| } |
| |
| void destroySurfaceLocked() { |
| final AppWindowToken wtoken = mWin.mAppToken; |
| if (wtoken != null) { |
| if (mWin == wtoken.startingWindow) { |
| wtoken.startingDisplayed = false; |
| } |
| } |
| |
| if (mSurfaceController == null) { |
| return; |
| } |
| |
| // When destroying a surface we want to make sure child windows are hidden. If we are |
| // preserving the surface until redraw though we intend to swap it out with another surface |
| // for resizing. In this case the window always remains visible to the user and the child |
| // windows should likewise remain visible. |
| if (!mDestroyPreservedSurfaceUponRedraw) { |
| mWin.mHidden = true; |
| } |
| |
| try { |
| if (DEBUG_VISIBILITY) logWithStack(TAG, "Window " + this + " destroying surface " |
| + mSurfaceController + ", session " + mSession); |
| if (mSurfaceDestroyDeferred) { |
| if (mSurfaceController != null && mPendingDestroySurface != mSurfaceController) { |
| if (mPendingDestroySurface != null) { |
| if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { |
| WindowManagerService.logSurface(mWin, "DESTROY PENDING", true); |
| } |
| mPendingDestroySurface.destroyInTransaction(); |
| } |
| mPendingDestroySurface = mSurfaceController; |
| } |
| } else { |
| if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { |
| WindowManagerService.logSurface(mWin, "DESTROY", true); |
| } |
| destroySurface(); |
| } |
| // Don't hide wallpaper if we're deferring the surface destroy |
| // because of a surface change. |
| if (!mDestroyPreservedSurfaceUponRedraw) { |
| mWallpaperControllerLocked.hideWallpapers(mWin); |
| } |
| } catch (RuntimeException e) { |
| Slog.w(TAG, "Exception thrown when destroying Window " + this |
| + " surface " + mSurfaceController + " session " + mSession + ": " + e.toString()); |
| } |
| |
| // Whether the surface was preserved (and copied to mPendingDestroySurface) or not, it |
| // needs to be cleared to match the WindowState.mHasSurface state. It is also necessary |
| // so it can be recreated successfully in mPendingDestroySurface case. |
| mWin.setHasSurface(false); |
| if (mSurfaceController != null) { |
| mSurfaceController.setShown(false); |
| } |
| mSurfaceController = null; |
| mDrawState = NO_SURFACE; |
| } |
| |
| void destroyDeferredSurfaceLocked() { |
| try { |
| if (mPendingDestroySurface != null) { |
| if (SHOW_TRANSACTIONS || SHOW_SURFACE_ALLOC) { |
| WindowManagerService.logSurface(mWin, "DESTROY PENDING", true); |
| } |
| mPendingDestroySurface.destroyInTransaction(); |
| // Don't hide wallpaper if we're destroying a deferred surface |
| // after a surface mode change. |
| if (!mDestroyPreservedSurfaceUponRedraw) { |
| mWallpaperControllerLocked.hideWallpapers(mWin); |
| } |
| } |
| } catch (RuntimeException e) { |
| Slog.w(TAG, "Exception thrown when destroying Window " |
| + this + " surface " + mPendingDestroySurface |
| + " session " + mSession + ": " + e.toString()); |
| } |
| mSurfaceDestroyDeferred = false; |
| mPendingDestroySurface = null; |
| } |
| |
| void applyMagnificationSpec(MagnificationSpec spec, Matrix transform) { |
| final int surfaceInsetLeft = mWin.mAttrs.surfaceInsets.left; |
| final int surfaceInsetTop = mWin.mAttrs.surfaceInsets.top; |
| |
| if (spec != null && !spec.isNop()) { |
| float scale = spec.scale; |
| transform.postScale(scale, scale); |
| transform.postTranslate(spec.offsetX, spec.offsetY); |
| |
| // As we are scaling the whole surface, to keep the content |
| // in the same position we will also have to scale the surfaceInsets. |
| transform.postTranslate(-(surfaceInsetLeft*scale - surfaceInsetLeft), |
| -(surfaceInsetTop*scale - surfaceInsetTop)); |
| } |
| } |
| |
| void computeShownFrameLocked() { |
| final boolean selfTransformation = mHasLocalTransformation; |
| Transformation attachedTransformation = |
| (mParentWinAnimator != null && mParentWinAnimator.mHasLocalTransformation) |
| ? mParentWinAnimator.mTransformation : null; |
| Transformation appTransformation = (mAppAnimator != null && mAppAnimator.hasTransformation) |
| ? mAppAnimator.transformation : null; |
| |
| // Wallpapers are animated based on the "real" window they |
| // are currently targeting. |
| final WindowState wallpaperTarget = mWallpaperControllerLocked.getWallpaperTarget(); |
| if (mIsWallpaper && wallpaperTarget != null && mService.mAnimateWallpaperWithTarget) { |
| final WindowStateAnimator wallpaperAnimator = wallpaperTarget.mWinAnimator; |
| if (wallpaperAnimator.mHasLocalTransformation && |
| wallpaperAnimator.mAnimation != null && |
| !wallpaperAnimator.mAnimation.getDetachWallpaper()) { |
| attachedTransformation = wallpaperAnimator.mTransformation; |
| if (DEBUG_WALLPAPER && attachedTransformation != null) { |
| Slog.v(TAG, "WP target attached xform: " + attachedTransformation); |
| } |
| } |
| final AppWindowAnimator wpAppAnimator = wallpaperTarget.mAppToken == null ? |
| null : wallpaperTarget.mAppToken.mAppAnimator; |
| if (wpAppAnimator != null && wpAppAnimator.hasTransformation |
| && wpAppAnimator.animation != null |
| && !wpAppAnimator.animation.getDetachWallpaper()) { |
| appTransformation = wpAppAnimator.transformation; |
| if (DEBUG_WALLPAPER && appTransformation != null) { |
| Slog.v(TAG, "WP target app xform: " + appTransformation); |
| } |
| } |
| } |
| |
| final int displayId = mWin.getDisplayId(); |
| final ScreenRotationAnimation screenRotationAnimation = |
| mAnimator.getScreenRotationAnimationLocked(displayId); |
| final boolean screenAnimation = |
| screenRotationAnimation != null && screenRotationAnimation.isAnimating(); |
| |
| mHasClipRect = false; |
| if (selfTransformation || attachedTransformation != null |
| || appTransformation != null || screenAnimation) { |
| // cache often used attributes locally |
| final Rect frame = mWin.mFrame; |
| final float tmpFloats[] = mService.mTmpFloats; |
| final Matrix tmpMatrix = mWin.mTmpMatrix; |
| |
| // Compute the desired transformation. |
| if (screenAnimation && screenRotationAnimation.isRotating()) { |
| // If we are doing a screen animation, the global rotation |
| // applied to windows can result in windows that are carefully |
| // aligned with each other to slightly separate, allowing you |
| // to see what is behind them. An unsightly mess. This... |
| // thing... magically makes it call good: scale each window |
| // slightly (two pixels larger in each dimension, from the |
| // window's center). |
| final float w = frame.width(); |
| final float h = frame.height(); |
| if (w>=1 && h>=1) { |
| tmpMatrix.setScale(1 + 2/w, 1 + 2/h, w/2, h/2); |
| } else { |
| tmpMatrix.reset(); |
| } |
| } else { |
| tmpMatrix.reset(); |
| } |
| tmpMatrix.postScale(mWin.mGlobalScale, mWin.mGlobalScale); |
| if (selfTransformation) { |
| tmpMatrix.postConcat(mTransformation.getMatrix()); |
| } |
| if (attachedTransformation != null) { |
| tmpMatrix.postConcat(attachedTransformation.getMatrix()); |
| } |
| if (appTransformation != null) { |
| tmpMatrix.postConcat(appTransformation.getMatrix()); |
| } |
| |
| // The translation that applies the position of the window needs to be applied at the |
| // end in case that other translations include scaling. Otherwise the scaling will |
| // affect this translation. But it needs to be set before the screen rotation animation |
| // so the pivot point is at the center of the screen for all windows. |
| tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); |
| if (screenAnimation) { |
| tmpMatrix.postConcat(screenRotationAnimation.getEnterTransformation().getMatrix()); |
| } |
| |
| MagnificationSpec spec = getMagnificationSpec(); |
| if (spec != null) { |
| applyMagnificationSpec(spec, tmpMatrix); |
| } |
| |
| // "convert" it into SurfaceFlinger's format |
| // (a 2x2 matrix + an offset) |
| // Here we must not transform the position of the surface |
| // since it is already included in the transformation. |
| //Slog.i(TAG_WM, "Transform: " + matrix); |
| |
| mHaveMatrix = true; |
| tmpMatrix.getValues(tmpFloats); |
| mDsDx = tmpFloats[Matrix.MSCALE_X]; |
| mDtDx = tmpFloats[Matrix.MSKEW_Y]; |
| mDtDy = tmpFloats[Matrix.MSKEW_X]; |
| mDsDy = tmpFloats[Matrix.MSCALE_Y]; |
| float x = tmpFloats[Matrix.MTRANS_X]; |
| float y = tmpFloats[Matrix.MTRANS_Y]; |
| mWin.mShownPosition.set(Math.round(x), Math.round(y)); |
| |
| // Now set the alpha... but because our current hardware |
| // can't do alpha transformation on a non-opaque surface, |
| // turn it off if we are running an animation that is also |
| // transforming since it is more important to have that |
| // animation be smooth. |
| mShownAlpha = mAlpha; |
| if (!mService.mLimitedAlphaCompositing |
| || (!PixelFormat.formatHasAlpha(mWin.mAttrs.format) |
| || (mWin.isIdentityMatrix(mDsDx, mDtDx, mDtDy, mDsDy) |
| && x == frame.left && y == frame.top))) { |
| //Slog.i(TAG_WM, "Applying alpha transform"); |
| if (selfTransformation) { |
| mShownAlpha *= mTransformation.getAlpha(); |
| } |
| if (attachedTransformation != null) { |
| mShownAlpha *= attachedTransformation.getAlpha(); |
| } |
| if (appTransformation != null) { |
| mShownAlpha *= appTransformation.getAlpha(); |
| if (appTransformation.hasClipRect()) { |
| mClipRect.set(appTransformation.getClipRect()); |
| mHasClipRect = true; |
| // The app transformation clip will be in the coordinate space of the main |
| // activity window, which the animation correctly assumes will be placed at |
| // (0,0)+(insets) relative to the containing frame. This isn't necessarily |
| // true for child windows though which can have an arbitrary frame position |
| // relative to their containing frame. We need to offset the difference |
| // between the containing frame as used to calculate the crop and our |
| // bounds to compensate for this. |
| if (mWin.layoutInParentFrame()) { |
| mClipRect.offset( (mWin.mContainingFrame.left - mWin.mFrame.left), |
| mWin.mContainingFrame.top - mWin.mFrame.top ); |
| } |
| } |
| } |
| if (screenAnimation) { |
| mShownAlpha *= screenRotationAnimation.getEnterTransformation().getAlpha(); |
| } |
| } else { |
| //Slog.i(TAG_WM, "Not applying alpha transform"); |
| } |
| |
| if ((DEBUG_ANIM || WindowManagerService.localLOGV) |
| && (mShownAlpha == 1.0 || mShownAlpha == 0.0)) Slog.v( |
| TAG, "computeShownFrameLocked: Animating " + this + " mAlpha=" + mAlpha |
| + " self=" + (selfTransformation ? mTransformation.getAlpha() : "null") |
| + " attached=" + (attachedTransformation == null ? |
| "null" : attachedTransformation.getAlpha()) |
| + " app=" + (appTransformation == null ? "null" : appTransformation.getAlpha()) |
| + " screen=" + (screenAnimation ? |
| screenRotationAnimation.getEnterTransformation().getAlpha() : "null")); |
| return; |
| } else if (mIsWallpaper && mService.mRoot.mWallpaperActionPending) { |
| return; |
| } else if (mWin.isDragResizeChanged()) { |
| // This window is awaiting a relayout because user just started (or ended) |
| // drag-resizing. The shown frame (which affects surface size and pos) |
| // should not be updated until we get next finished draw with the new surface. |
| // Otherwise one or two frames rendered with old settings would be displayed |
| // with new geometry. |
| return; |
| } |
| |
| if (WindowManagerService.localLOGV) Slog.v( |
| TAG, "computeShownFrameLocked: " + this + |
| " not attached, mAlpha=" + mAlpha); |
| |
| MagnificationSpec spec = getMagnificationSpec(); |
| if (spec != null) { |
| final Rect frame = mWin.mFrame; |
| final float tmpFloats[] = mService.mTmpFloats; |
| final Matrix tmpMatrix = mWin.mTmpMatrix; |
| |
| tmpMatrix.setScale(mWin.mGlobalScale, mWin.mGlobalScale); |
| tmpMatrix.postTranslate(frame.left + mWin.mXOffset, frame.top + mWin.mYOffset); |
| |
| applyMagnificationSpec(spec, tmpMatrix); |
| |
| tmpMatrix.getValues(tmpFloats); |
| |
| mHaveMatrix = true; |
| mDsDx = tmpFloats[Matrix.MSCALE_X]; |
| mDtDx = tmpFloats[Matrix.MSKEW_Y]; |
| mDtDy = tmpFloats[Matrix.MSKEW_X]; |
| mDsDy = tmpFloats[Matrix.MSCALE_Y]; |
| float x = tmpFloats[Matrix.MTRANS_X]; |
| float y = tmpFloats[Matrix.MTRANS_Y]; |
| mWin.mShownPosition.set(Math.round(x), Math.round(y)); |
| |
| mShownAlpha = mAlpha; |
| } else { |
| mWin.mShownPosition.set(mWin.mFrame.left, mWin.mFrame.top); |
| if (mWin.mXOffset != 0 || mWin.mYOffset != 0) { |
| mWin.mShownPosition.offset(mWin.mXOffset, mWin.mYOffset); |
| } |
| mShownAlpha = mAlpha; |
| mHaveMatrix = false; |
| mDsDx = mWin.mGlobalScale; |
| mDtDx = 0; |
| mDtDy = 0; |
| mDsDy = mWin.mGlobalScale; |
| } |
| } |
| |
| private MagnificationSpec getMagnificationSpec() { |
| //TODO (multidisplay): Magnification is supported only for the default display. |
| if (mService.mAccessibilityController != null && mWin.getDisplayId() == DEFAULT_DISPLAY) { |
| return mService.mAccessibilityController.getMagnificationSpecForWindowLocked(mWin); |
| } |
| return null; |
| } |
| |
| /** |
| * In some scenarios we use a screen space clip rect (so called, final clip rect) |
| * to crop to stack bounds. Generally because it's easier to deal with while |
| * animating. |
| * |
| * @return True in scenarios where we use the final clip rect for stack clipping. |
| */ |
| private boolean useFinalClipRect() { |
| return (isAnimationSet() && resolveStackClip() == STACK_CLIP_AFTER_ANIM) |
| || mDestroyPreservedSurfaceUponRedraw || mWin.inPinnedWindowingMode(); |
| } |
| |
| /** |
| * Calculate the screen-space crop rect and fill finalClipRect. |
| * @return true if finalClipRect has been filled, otherwise, |
| * no screen space crop should be applied. |
| */ |
| private boolean calculateFinalCrop(Rect finalClipRect) { |
| final WindowState w = mWin; |
| final DisplayContent displayContent = w.getDisplayContent(); |
| finalClipRect.setEmpty(); |
| |
| if (displayContent == null) { |
| return false; |
| } |
| |
| if (!shouldCropToStackBounds() || !useFinalClipRect()) { |
| return false; |
| } |
| |
| // Task is non-null per shouldCropToStackBounds |
| final TaskStack stack = w.getTask().mStack; |
| stack.getDimBounds(finalClipRect); |
| |
| if (stack.getWindowConfiguration().tasksAreFloating()) { |
| w.expandForSurfaceInsets(finalClipRect); |
| } |
| |
| // We may be applying a magnification spec to all windows, |
| // simulating a transformation in screen space, in which case |
| // we need to transform all other screen space values...including |
| // the final crop. This is kind of messed up and we should look |
| // in to actually transforming screen-space via a parent-layer. |
| // b/38322835 |
| MagnificationSpec spec = getMagnificationSpec(); |
| if (spec != null && !spec.isNop()) { |
| Matrix transform = mWin.mTmpMatrix; |
| RectF finalCrop = mService.mTmpRectF; |
| transform.reset(); |
| transform.postScale(spec.scale, spec.scale); |
| transform.postTranslate(-spec.offsetX, -spec.offsetY); |
| transform.mapRect(finalCrop); |
| finalClipRect.top = (int) finalCrop.top; |
| finalClipRect.left = (int) finalCrop.left; |
| finalClipRect.right = (int) finalCrop.right; |
| finalClipRect.bottom = (int) finalCrop.bottom; |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Calculate the window-space crop rect and fill clipRect. |
| * @return true if clipRect has been filled otherwise, no window space crop should be applied. |
| */ |
| private boolean calculateCrop(Rect clipRect) { |
| final WindowState w = mWin; |
| final DisplayContent displayContent = w.getDisplayContent(); |
| clipRect.setEmpty(); |
| |
| if (displayContent == null) { |
| return false; |
| } |
| |
| if (w.inPinnedWindowingMode()) { |
| return false; |
| } |
| |
| // If we're animating, the wallpaper should only |
| // be updated at the end of the animation. |
| if (w.mAttrs.type == TYPE_WALLPAPER) { |
| return false; |
| } |
| |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, |
| "Updating crop win=" + w + " mLastCrop=" + mLastClipRect); |
| |
| w.calculatePolicyCrop(mSystemDecorRect); |
| |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, "Applying decor to crop win=" + w + " mDecorFrame=" |
| + w.mDecorFrame + " mSystemDecorRect=" + mSystemDecorRect); |
| |
| final Task task = w.getTask(); |
| final boolean fullscreen = w.fillsDisplay() || (task != null && task.isFullscreen()); |
| final boolean isFreeformResizing = |
| w.isDragResizing() && w.getResizeMode() == DRAG_RESIZE_MODE_FREEFORM; |
| |
| // We use the clip rect as provided by the tranformation for non-fullscreen windows to |
| // avoid premature clipping with the system decor rect. |
| clipRect.set((mHasClipRect && !fullscreen) ? mClipRect : mSystemDecorRect); |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, "win=" + w + " Initial clip rect: " + clipRect |
| + " mHasClipRect=" + mHasClipRect + " fullscreen=" + fullscreen); |
| |
| if (isFreeformResizing && !w.isChildWindow()) { |
| // For freeform resizing non child windows, we are using the big surface positioned |
| // at 0,0. Thus we must express the crop in that coordinate space. |
| clipRect.offset(w.mShownPosition.x, w.mShownPosition.y); |
| } |
| |
| w.expandForSurfaceInsets(clipRect); |
| |
| if (mHasClipRect && fullscreen) { |
| // We intersect the clip rect specified by the transformation with the expanded system |
| // decor rect to prevent artifacts from drawing during animation if the transformation |
| // clip rect extends outside the system decor rect. |
| clipRect.intersect(mClipRect); |
| } |
| // The clip rect was generated assuming (0,0) as the window origin, |
| // so we need to translate to match the actual surface coordinates. |
| clipRect.offset(w.mAttrs.surfaceInsets.left, w.mAttrs.surfaceInsets.top); |
| |
| if (!useFinalClipRect()) { |
| adjustCropToStackBounds(clipRect, isFreeformResizing); |
| } |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, |
| "win=" + w + " Clip rect after stack adjustment=" + clipRect); |
| |
| w.transformClipRectFromScreenToSurfaceSpace(clipRect); |
| |
| return true; |
| } |
| |
| private void applyCrop(Rect clipRect, Rect finalClipRect, boolean recoveringMemory) { |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, "applyCrop: win=" + mWin |
| + " clipRect=" + clipRect + " finalClipRect=" + finalClipRect); |
| if (clipRect != null) { |
| if (!clipRect.equals(mLastClipRect)) { |
| mLastClipRect.set(clipRect); |
| mSurfaceController.setCropInTransaction(clipRect, recoveringMemory); |
| } |
| } else { |
| mSurfaceController.clearCropInTransaction(recoveringMemory); |
| } |
| |
| if (finalClipRect == null) { |
| finalClipRect = mService.mTmpRect; |
| finalClipRect.setEmpty(); |
| } |
| if (!finalClipRect.equals(mLastFinalClipRect)) { |
| mLastFinalClipRect.set(finalClipRect); |
| mSurfaceController.setFinalCropInTransaction(finalClipRect); |
| if (mDestroyPreservedSurfaceUponRedraw && mPendingDestroySurface != null) { |
| mPendingDestroySurface.setFinalCropInTransaction(finalClipRect); |
| } |
| } |
| } |
| |
| private int resolveStackClip() { |
| // App animation overrides window animation stack clip mode. |
| if (mAppAnimator != null && mAppAnimator.animation != null) { |
| return mAppAnimator.getStackClip(); |
| } else { |
| return mStackClip; |
| } |
| } |
| |
| private boolean shouldCropToStackBounds() { |
| final WindowState w = mWin; |
| final DisplayContent displayContent = w.getDisplayContent(); |
| if (displayContent != null && !displayContent.isDefaultDisplay) { |
| // There are some windows that live on other displays while their app and main window |
| // live on the default display (e.g. casting...). We don't want to crop this windows |
| // to the stack bounds which is only currently supported on the default display. |
| // TODO(multi-display): Need to support cropping to stack bounds on other displays |
| // when we have stacks on other displays. |
| return false; |
| } |
| |
| final Task task = w.getTask(); |
| if (task == null || !task.cropWindowsToStackBounds()) { |
| return false; |
| } |
| |
| final int stackClip = resolveStackClip(); |
| |
| // It's animating and we don't want to clip it to stack bounds during animation - abort. |
| if (isAnimationSet() && stackClip == STACK_CLIP_NONE) { |
| return false; |
| } |
| return true; |
| } |
| |
| private void adjustCropToStackBounds(Rect clipRect, |
| boolean isFreeformResizing) { |
| final WindowState w = mWin; |
| |
| if (!shouldCropToStackBounds()) { |
| return; |
| } |
| |
| final TaskStack stack = w.getTask().mStack; |
| stack.getDimBounds(mTmpStackBounds); |
| final Rect surfaceInsets = w.getAttrs().surfaceInsets; |
| // When we resize we use the big surface approach, which means we can't trust the |
| // window frame bounds anymore. Instead, the window will be placed at 0, 0, but to avoid |
| // hardcoding it, we use surface coordinates. |
| final int frameX = isFreeformResizing ? (int) mSurfaceController.getX() : |
| w.mFrame.left + mWin.mXOffset - surfaceInsets.left; |
| final int frameY = isFreeformResizing ? (int) mSurfaceController.getY() : |
| w.mFrame.top + mWin.mYOffset - surfaceInsets.top; |
| |
| // We need to do some acrobatics with surface position, because their clip region is |
| // relative to the inside of the surface, but the stack bounds aren't. |
| final WindowConfiguration winConfig = w.getWindowConfiguration(); |
| if (winConfig.hasWindowShadow() && !winConfig.canResizeTask()) { |
| // The windows in this stack display drop shadows and the fill the entire stack |
| // area. Adjust the stack bounds we will use to cropping take into account the |
| // offsets we use to display the drop shadow so it doesn't get cropped. |
| mTmpStackBounds.inset(-surfaceInsets.left, -surfaceInsets.top, |
| -surfaceInsets.right, -surfaceInsets.bottom); |
| } |
| |
| clipRect.left = Math.max(0, |
| Math.max(mTmpStackBounds.left, frameX + clipRect.left) - frameX); |
| clipRect.top = Math.max(0, |
| Math.max(mTmpStackBounds.top, frameY + clipRect.top) - frameY); |
| clipRect.right = Math.max(0, |
| Math.min(mTmpStackBounds.right, frameX + clipRect.right) - frameX); |
| clipRect.bottom = Math.max(0, |
| Math.min(mTmpStackBounds.bottom, frameY + clipRect.bottom) - frameY); |
| } |
| |
| void setSurfaceBoundariesLocked(final boolean recoveringMemory) { |
| if (mSurfaceController == null) { |
| return; |
| } |
| |
| final WindowState w = mWin; |
| final LayoutParams attrs = mWin.getAttrs(); |
| final Task task = w.getTask(); |
| |
| // We got resized, so block all updates until we got the new surface. |
| if (w.isResizedWhileNotDragResizing() && !w.isGoneForLayoutLw()) { |
| return; |
| } |
| |
| mTmpSize.set(w.mShownPosition.x, w.mShownPosition.y, 0, 0); |
| calculateSurfaceBounds(w, attrs); |
| |
| mExtraHScale = (float) 1.0; |
| mExtraVScale = (float) 1.0; |
| |
| boolean wasForceScaled = mForceScaleUntilResize; |
| boolean wasSeamlesslyRotated = w.mSeamlesslyRotated; |
| |
| // Once relayout has been called at least once, we need to make sure |
| // we only resize the client surface during calls to relayout. For |
| // clients which use indeterminate measure specs (MATCH_PARENT), |
| // we may try and change their window size without a call to relayout. |
| // However, this would be unsafe, as the client may be in the middle |
| // of producing a frame at the old size, having just completed layout |
| // to find the surface size changed underneath it. |
| if (!w.mRelayoutCalled || w.mInRelayout) { |
| mSurfaceResized = mSurfaceController.setSizeInTransaction( |
| mTmpSize.width(), mTmpSize.height(), recoveringMemory); |
| } else { |
| mSurfaceResized = false; |
| } |
| mForceScaleUntilResize = mForceScaleUntilResize && !mSurfaceResized; |
| // If we are undergoing seamless rotation, the surface has already |
| // been set up to persist at it's old location. We need to freeze |
| // updates until a resize occurs. |
| mService.markForSeamlessRotation(w, w.mSeamlesslyRotated && !mSurfaceResized); |
| |
| Rect clipRect = null, finalClipRect = null; |
| if (calculateCrop(mTmpClipRect)) { |
| clipRect = mTmpClipRect; |
| } |
| if (calculateFinalCrop(mTmpFinalClipRect)) { |
| finalClipRect = mTmpFinalClipRect; |
| } |
| |
| float surfaceWidth = mSurfaceController.getWidth(); |
| float surfaceHeight = mSurfaceController.getHeight(); |
| |
| if (isForceScaled()) { |
| int hInsets = attrs.surfaceInsets.left + attrs.surfaceInsets.right; |
| int vInsets = attrs.surfaceInsets.top + attrs.surfaceInsets.bottom; |
| float surfaceContentWidth = surfaceWidth - hInsets; |
| float surfaceContentHeight = surfaceHeight - vInsets; |
| if (!mForceScaleUntilResize) { |
| mSurfaceController.forceScaleableInTransaction(true); |
| } |
| |
| int posX = mTmpSize.left; |
| int posY = mTmpSize.top; |
| task.mStack.getDimBounds(mTmpStackBounds); |
| |
| boolean allowStretching = false; |
| task.mStack.getFinalAnimationSourceHintBounds(mTmpSourceBounds); |
| // If we don't have source bounds, we can attempt to use the content insets |
| // in the following scenario: |
| // 1. We have content insets. |
| // 2. We are not transitioning to full screen |
| // We have to be careful to check "lastAnimatingBoundsWasToFullscreen" rather than |
| // the mBoundsAnimating state, as we may have already left it and only be here |
| // because of the force-scale until resize state. |
| if (mTmpSourceBounds.isEmpty() && (mWin.mLastRelayoutContentInsets.width() > 0 |
| || mWin.mLastRelayoutContentInsets.height() > 0) |
| && !task.mStack.lastAnimatingBoundsWasToFullscreen()) { |
| mTmpSourceBounds.set(task.mStack.mPreAnimationBounds); |
| mTmpSourceBounds.inset(mWin.mLastRelayoutContentInsets); |
| allowStretching = true; |
| } |
| if (!mTmpSourceBounds.isEmpty()) { |
| // Get the final target stack bounds, if we are not animating, this is just the |
| // current stack bounds |
| task.mStack.getFinalAnimationBounds(mTmpAnimatingBounds); |
| |
| // Calculate the current progress and interpolate the difference between the target |
| // and source bounds |
| float finalWidth = mTmpAnimatingBounds.width(); |
| float initialWidth = mTmpSourceBounds.width(); |
| float tw = (surfaceContentWidth - mTmpStackBounds.width()) |
| / (surfaceContentWidth - mTmpAnimatingBounds.width()); |
| float th = tw; |
| mExtraHScale = (initialWidth + tw * (finalWidth - initialWidth)) / initialWidth; |
| if (allowStretching) { |
| float finalHeight = mTmpAnimatingBounds.height(); |
| float initialHeight = mTmpSourceBounds.height(); |
| th = (surfaceContentHeight - mTmpStackBounds.height()) |
| / (surfaceContentHeight - mTmpAnimatingBounds.height()); |
| mExtraVScale = (initialHeight + tw * (finalHeight - initialHeight)) |
| / initialHeight; |
| } else { |
| mExtraVScale = mExtraHScale; |
| } |
| |
| // Adjust the position to account for the inset bounds |
| posX -= (int) (tw * mExtraHScale * mTmpSourceBounds.left); |
| posY -= (int) (th * mExtraVScale * mTmpSourceBounds.top); |
| |
| // Always clip to the stack bounds since the surface can be larger with the current |
| // scale |
| clipRect = null; |
| finalClipRect = mTmpStackBounds; |
| } else { |
| // We want to calculate the scaling based on the content area, not based on |
| // the entire surface, so that we scale in sync with windows that don't have insets. |
| mExtraHScale = mTmpStackBounds.width() / surfaceContentWidth; |
| mExtraVScale = mTmpStackBounds.height() / surfaceContentHeight; |
| |
| // Since we are scaled to fit in our previously desired crop, we can now |
| // expose the whole window in buffer space, and not risk extending |
| // past where the system would have cropped us |
| clipRect = null; |
| finalClipRect = null; |
| } |
| |
| // In the case of ForceScaleToStack we scale entire tasks together, |
| // and so we need to scale our offsets relative to the task bounds |
| // or parent and child windows would fall out of alignment. |
| posX -= (int) (attrs.x * (1 - mExtraHScale)); |
| posY -= (int) (attrs.y * (1 - mExtraVScale)); |
| |
| // Imagine we are scaling down. As we scale the buffer down, we decrease the |
| // distance between the surface top left, and the start of the surface contents |
| // (previously it was surfaceInsets.left pixels in screen space but now it |
| // will be surfaceInsets.left*mExtraHScale). This means in order to keep the |
| // non inset content at the same position, we have to shift the whole window |
| // forward. Likewise for scaling up, we've increased this distance, and we need |
| // to shift by a negative number to compensate. |
| posX += attrs.surfaceInsets.left * (1 - mExtraHScale); |
| posY += attrs.surfaceInsets.top * (1 - mExtraVScale); |
| |
| mSurfaceController.setPositionInTransaction((float) Math.floor(posX), |
| (float) Math.floor(posY), recoveringMemory); |
| |
| // Various surfaces in the scaled stack may resize at different times. |
| // We need to ensure for each surface, that we disable transformation matrix |
| // scaling in the same transaction which we resize the surface in. |
| // As we are in SCALING_MODE_SCALE_TO_WINDOW, SurfaceFlinger will |
| // then take over the scaling until the new buffer arrives, and things |
| // will be seamless. |
| mForceScaleUntilResize = true; |
| } else { |
| if (!w.mSeamlesslyRotated) { |
| mSurfaceController.setPositionInTransaction(mTmpSize.left, mTmpSize.top, |
| recoveringMemory); |
| } |
| } |
| |
| // If we are ending the scaling mode. We switch to SCALING_MODE_FREEZE |
| // to prevent further updates until buffer latch. |
| // When ending both force scaling, and seamless rotation, we need to freeze |
| // the Surface geometry until a buffer comes in at the new size (normally position and crop |
| // are unfrozen). setGeometryAppliesWithResizeInTransaction accomplishes this for us. |
| if ((wasForceScaled && !mForceScaleUntilResize) || |
| (wasSeamlesslyRotated && !w.mSeamlesslyRotated)) { |
| mSurfaceController.setGeometryAppliesWithResizeInTransaction(true); |
| mSurfaceController.forceScaleableInTransaction(false); |
| } |
| |
| if (!w.mSeamlesslyRotated) { |
| applyCrop(clipRect, finalClipRect, recoveringMemory); |
| mSurfaceController.setMatrixInTransaction(mDsDx * w.mHScale * mExtraHScale, |
| mDtDx * w.mVScale * mExtraVScale, |
| mDtDy * w.mHScale * mExtraHScale, |
| mDsDy * w.mVScale * mExtraVScale, recoveringMemory); |
| } |
| |
| if (mSurfaceResized) { |
| mReportSurfaceResized = true; |
| mAnimator.setPendingLayoutChanges(w.getDisplayId(), |
| WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER); |
| w.applyDimLayerIfNeeded(); |
| } |
| } |
| |
| /** |
| * Get rect of the task this window is currently in. If there is no task, rect will be set to |
| * empty. |
| */ |
| void getContainerRect(Rect rect) { |
| final Task task = mWin.getTask(); |
| if (task != null) { |
| task.getDimBounds(rect); |
| } else { |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| } |
| } |
| |
| void prepareSurfaceLocked(final boolean recoveringMemory) { |
| final WindowState w = mWin; |
| if (!hasSurface()) { |
| |
| // There is no need to wait for an animation change if our window is gone for layout |
| // already as we'll never be visible. |
| if (w.getOrientationChanging() && w.isGoneForLayoutLw()) { |
| if (DEBUG_ORIENTATION) { |
| Slog.v(TAG, "Orientation change skips hidden " + w); |
| } |
| w.setOrientationChanging(false); |
| } |
| return; |
| } |
| |
| // Do not change surface properties of opening apps if we are waiting for the |
| // transition to be ready. transitionGoodToGo could be not ready even after all |
| // opening apps are drawn. It's only waiting on isFetchingAppTransitionsSpecs() |
| // to get the animation spec. (For example, go into Recents and immediately open |
| // the same app again before the app's surface is destroyed or saved, the surface |
| // is always ready in the whole process.) If we go ahead here, the opening app |
| // will be shown with the full size before the correct animation spec arrives. |
| if (isWaitingForOpening()) { |
| return; |
| } |
| |
| boolean displayed = false; |
| |
| computeShownFrameLocked(); |
| |
| setSurfaceBoundariesLocked(recoveringMemory); |
| |
| if (mIsWallpaper && !mWin.mWallpaperVisible) { |
| // Wallpaper is no longer visible and there is no wp target => hide it. |
| hide("prepareSurfaceLocked"); |
| } else if (w.isParentWindowHidden() || !w.isOnScreen()) { |
| hide("prepareSurfaceLocked"); |
| mWallpaperControllerLocked.hideWallpapers(w); |
| |
| // If we are waiting for this window to handle an orientation change. If this window is |
| // really hidden (gone for layout), there is no point in still waiting for it. |
| // Note that this does introduce a potential glitch if the window becomes unhidden |
| // before it has drawn for the new orientation. |
| if (w.getOrientationChanging() && w.isGoneForLayoutLw()) { |
| w.setOrientationChanging(false); |
| if (DEBUG_ORIENTATION) Slog.v(TAG, |
| "Orientation change skips hidden " + w); |
| } |
| } else if (mLastLayer != mAnimLayer |
| || mLastAlpha != mShownAlpha |
| || mLastDsDx != mDsDx |
| || mLastDtDx != mDtDx |
| || mLastDsDy != mDsDy |
| || mLastDtDy != mDtDy |
| || w.mLastHScale != w.mHScale |
| || w.mLastVScale != w.mVScale |
| || mLastHidden) { |
| displayed = true; |
| mLastAlpha = mShownAlpha; |
| mLastLayer = mAnimLayer; |
| mLastDsDx = mDsDx; |
| mLastDtDx = mDtDx; |
| mLastDsDy = mDsDy; |
| mLastDtDy = mDtDy; |
| w.mLastHScale = w.mHScale; |
| w.mLastVScale = w.mVScale; |
| if (SHOW_TRANSACTIONS) WindowManagerService.logSurface(w, |
| "controller=" + mSurfaceController + |
| "alpha=" + mShownAlpha + " layer=" + mAnimLayer |
| + " matrix=[" + mDsDx + "*" + w.mHScale |
| + "," + mDtDx + "*" + w.mVScale |
| + "][" + mDtDy + "*" + w.mHScale |
| + "," + mDsDy + "*" + w.mVScale + "]", false); |
| |
| boolean prepared = |
| mSurfaceController.prepareToShowInTransaction(mShownAlpha, |
| mDsDx * w.mHScale * mExtraHScale, |
| mDtDx * w.mVScale * mExtraVScale, |
| mDtDy * w.mHScale * mExtraHScale, |
| mDsDy * w.mVScale * mExtraVScale, |
| recoveringMemory); |
| mSurfaceController.setLayer(mAnimLayer); |
| |
| if (prepared && mDrawState == HAS_DRAWN) { |
| if (mLastHidden) { |
| if (showSurfaceRobustlyLocked()) { |
| markPreservedSurfaceForDestroy(); |
| mAnimator.requestRemovalOfReplacedWindows(w); |
| mLastHidden = false; |
| if (mIsWallpaper) { |
| w.dispatchWallpaperVisibility(true); |
| } |
| // This draw means the difference between unique content and mirroring. |
| // Run another pass through performLayout to set mHasContent in the |
| // LogicalDisplay. |
| mAnimator.setPendingLayoutChanges(w.getDisplayId(), |
| WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM); |
| } else { |
| w.setOrientationChanging(false); |
| } |
| } |
| // We process mTurnOnScreen even for windows which have already |
| // been shown, to handle cases where windows are not necessarily |
| // hidden while the screen is turning off. |
| // TODO(b/63773439): These cases should be eliminated, though we probably still |
| // want to process mTurnOnScreen in this way for clarity. |
| if (mWin.mTurnOnScreen && |
| (mWin.mAppToken == null || mWin.mAppToken.canTurnScreenOn())) { |
| if (DEBUG_VISIBILITY) Slog.v(TAG, "Show surface turning screen on: " + mWin); |
| mWin.mTurnOnScreen = false; |
| |
| // The window should only turn the screen on once per resume, but |
| // prepareSurfaceLocked can be called multiple times. Set canTurnScreenOn to |
| // false so the window doesn't turn the screen on again during this resume. |
| if (mWin.mAppToken != null) { |
| mWin.mAppToken.setCanTurnScreenOn(false); |
| } |
| |
| // We do not add {@code SET_TURN_ON_SCREEN} when the screen is already |
| // interactive as the value may persist until the next animation, which could |
| // potentially occurring while turning off the screen. This would lead to the |
| // screen incorrectly turning back on. |
| if (!mService.mPowerManager.isInteractive()) { |
| mAnimator.mBulkUpdateParams |= SET_TURN_ON_SCREEN; |
| } |
| } |
| } |
| if (hasSurface()) { |
| w.mToken.hasVisible = true; |
| } |
| } else { |
| if (DEBUG_ANIM && isAnimationSet()) { |
| Slog.v(TAG, "prepareSurface: No changes in animation for " + this); |
| } |
| displayed = true; |
| } |
| |
| if (w.getOrientationChanging()) { |
| if (!w.isDrawnLw()) { |
| mAnimator.mBulkUpdateParams &= ~SET_ORIENTATION_CHANGE_COMPLETE; |
| mAnimator.mLastWindowFreezeSource = w; |
| if (DEBUG_ORIENTATION) Slog.v(TAG, |
| "Orientation continue waiting for draw in " + w); |
| } else { |
| w.setOrientationChanging(false); |
| if (DEBUG_ORIENTATION) Slog.v(TAG, "Orientation change complete in " + w); |
| } |
| } |
| |
| if (displayed) { |
| w.mToken.hasVisible = true; |
| } |
| } |
| |
| void setTransparentRegionHintLocked(final Region region) { |
| if (mSurfaceController == null) { |
| Slog.w(TAG, "setTransparentRegionHint: null mSurface after mHasSurface true"); |
| return; |
| } |
| mSurfaceController.setTransparentRegionHint(region); |
| } |
| |
| void setWallpaperOffset(Point shownPosition) { |
| final LayoutParams attrs = mWin.getAttrs(); |
| final int left = shownPosition.x - attrs.surfaceInsets.left; |
| final int top = shownPosition.y - attrs.surfaceInsets.top; |
| |
| try { |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, ">>> OPEN TRANSACTION setWallpaperOffset"); |
| mService.openSurfaceTransaction(); |
| mSurfaceController.setPositionInTransaction(mWin.mFrame.left + left, |
| mWin.mFrame.top + top, false); |
| applyCrop(null, null, false); |
| } catch (RuntimeException e) { |
| Slog.w(TAG, "Error positioning surface of " + mWin |
| + " pos=(" + left + "," + top + ")", e); |
| } finally { |
| mService.closeSurfaceTransaction("setWallpaperOffset"); |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| "<<< CLOSE TRANSACTION setWallpaperOffset"); |
| } |
| } |
| |
| /** |
| * Try to change the pixel format without recreating the surface. This |
| * will be common in the case of changing from PixelFormat.OPAQUE to |
| * PixelFormat.TRANSLUCENT in the hardware-accelerated case as both |
| * requested formats resolve to the same underlying SurfaceControl format |
| * @return True if format was succesfully changed, false otherwise |
| */ |
| boolean tryChangeFormatInPlaceLocked() { |
| if (mSurfaceController == null) { |
| return false; |
| } |
| final LayoutParams attrs = mWin.getAttrs(); |
| final boolean isHwAccelerated = (attrs.flags & FLAG_HARDWARE_ACCELERATED) != 0; |
| final int format = isHwAccelerated ? PixelFormat.TRANSLUCENT : attrs.format; |
| if (format == mSurfaceFormat) { |
| setOpaqueLocked(!PixelFormat.formatHasAlpha(attrs.format)); |
| return true; |
| } |
| return false; |
| } |
| |
| void setOpaqueLocked(boolean isOpaque) { |
| if (mSurfaceController == null) { |
| return; |
| } |
| mSurfaceController.setOpaque(isOpaque); |
| } |
| |
| void setSecureLocked(boolean isSecure) { |
| if (mSurfaceController == null) { |
| return; |
| } |
| mSurfaceController.setSecure(isSecure); |
| } |
| |
| /** |
| * Have the surface flinger show a surface, robustly dealing with |
| * error conditions. In particular, if there is not enough memory |
| * to show the surface, then we will try to get rid of other surfaces |
| * in order to succeed. |
| * |
| * @return Returns true if the surface was successfully shown. |
| */ |
| private boolean showSurfaceRobustlyLocked() { |
| if (mWin.getWindowConfiguration().windowsAreScaleable()) { |
| mSurfaceController.forceScaleableInTransaction(true); |
| } |
| |
| boolean shown = mSurfaceController.showRobustlyInTransaction(); |
| if (!shown) |
| return false; |
| |
| return true; |
| } |
| |
| void applyEnterAnimationLocked() { |
| // If we are the new part of a window replacement transition and we have requested |
| // not to animate, we instead want to make it seamless, so we don't want to apply |
| // an enter transition. |
| if (mWin.mSkipEnterAnimationForSeamlessReplacement) { |
| return; |
| } |
| final int transit; |
| if (mEnterAnimationPending) { |
| mEnterAnimationPending = false; |
| transit = WindowManagerPolicy.TRANSIT_ENTER; |
| } else { |
| transit = WindowManagerPolicy.TRANSIT_SHOW; |
| } |
| applyAnimationLocked(transit, true); |
| //TODO (multidisplay): Magnification is supported only for the default display. |
| if (mService.mAccessibilityController != null |
| && mWin.getDisplayId() == DEFAULT_DISPLAY) { |
| mService.mAccessibilityController.onWindowTransitionLocked(mWin, transit); |
| } |
| } |
| |
| /** |
| * Choose the correct animation and set it to the passed WindowState. |
| * @param transit If AppTransition.TRANSIT_PREVIEW_DONE and the app window has been drawn |
| * then the animation will be app_starting_exit. Any other value loads the animation from |
| * the switch statement below. |
| * @param isEntrance The animation type the last time this was called. Used to keep from |
| * loading the same animation twice. |
| * @return true if an animation has been loaded. |
| */ |
| boolean applyAnimationLocked(int transit, boolean isEntrance) { |
| if (mLocalAnimating && mAnimationIsEntrance == isEntrance) { |
| // If we are trying to apply an animation, but already running |
| // an animation of the same type, then just leave that one alone. |
| return true; |
| } |
| |
| // Only apply an animation if the display isn't frozen. If it is |
| // frozen, there is no reason to animate and it can cause strange |
| // artifacts when we unfreeze the display if some different animation |
| // is running. |
| Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "WSA#applyAnimationLocked"); |
| if (mWin.mToken.okToAnimate()) { |
| int anim = mPolicy.selectAnimationLw(mWin, transit); |
| int attr = -1; |
| Animation a = null; |
| if (anim != 0) { |
| a = anim != -1 ? AnimationUtils.loadAnimation(mContext, anim) : null; |
| } else { |
| switch (transit) { |
| case WindowManagerPolicy.TRANSIT_ENTER: |
| attr = com.android.internal.R.styleable.WindowAnimation_windowEnterAnimation; |
| break; |
| case WindowManagerPolicy.TRANSIT_EXIT: |
| attr = com.android.internal.R.styleable.WindowAnimation_windowExitAnimation; |
| break; |
| case WindowManagerPolicy.TRANSIT_SHOW: |
| attr = com.android.internal.R.styleable.WindowAnimation_windowShowAnimation; |
| break; |
| case WindowManagerPolicy.TRANSIT_HIDE: |
| attr = com.android.internal.R.styleable.WindowAnimation_windowHideAnimation; |
| break; |
| } |
| if (attr >= 0) { |
| a = mService.mAppTransition.loadAnimationAttr(mWin.mAttrs, attr); |
| } |
| } |
| if (DEBUG_ANIM) Slog.v(TAG, |
| "applyAnimation: win=" + this |
| + " anim=" + anim + " attr=0x" + Integer.toHexString(attr) |
| + " a=" + a |
| + " transit=" + transit |
| + " isEntrance=" + isEntrance + " Callers " + Debug.getCallers(3)); |
| if (a != null) { |
| if (DEBUG_ANIM) logWithStack(TAG, "Loaded animation " + a + " for " + this); |
| setAnimation(a); |
| mAnimationIsEntrance = isEntrance; |
| } |
| } else { |
| clearAnimation(); |
| } |
| Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); |
| |
| if (mWin.mAttrs.type == TYPE_INPUT_METHOD) { |
| mWin.getDisplayContent().adjustForImeIfNeeded(); |
| if (isEntrance) { |
| mWin.setDisplayLayoutNeeded(); |
| mService.mWindowPlacerLocked.requestTraversal(); |
| } |
| } |
| return mAnimation != null; |
| } |
| |
| private void applyFadeoutDuringKeyguardExitAnimation() { |
| long startTime = mAnimation.getStartTime(); |
| long duration = mAnimation.getDuration(); |
| long elapsed = mLastAnimationTime - startTime; |
| long fadeDuration = duration - elapsed; |
| if (fadeDuration <= 0) { |
| // Never mind, this would be no visible animation, so abort the animation change. |
| return; |
| } |
| AnimationSet newAnimation = new AnimationSet(false /* shareInterpolator */); |
| newAnimation.setDuration(duration); |
| newAnimation.setStartTime(startTime); |
| newAnimation.addAnimation(mAnimation); |
| Animation fadeOut = AnimationUtils.loadAnimation( |
| mContext, com.android.internal.R.anim.app_starting_exit); |
| fadeOut.setDuration(fadeDuration); |
| fadeOut.setStartOffset(elapsed); |
| newAnimation.addAnimation(fadeOut); |
| newAnimation.initialize(mWin.mFrame.width(), mWin.mFrame.height(), mAnimDx, mAnimDy); |
| mAnimation = newAnimation; |
| } |
| |
| void writeToProto(ProtoOutputStream proto, long fieldId) { |
| final long token = proto.start(fieldId); |
| mLastClipRect.writeToProto(proto, LAST_CLIP_RECT); |
| if (mSurfaceController != null) { |
| mSurfaceController.writeToProto(proto, SURFACE); |
| } |
| proto.end(token); |
| } |
| |
| public void dump(PrintWriter pw, String prefix, boolean dumpAll) { |
| if (mAnimating || mLocalAnimating || mAnimationIsEntrance |
| || mAnimation != null) { |
| pw.print(prefix); pw.print("mAnimating="); pw.print(mAnimating); |
| pw.print(" mLocalAnimating="); pw.print(mLocalAnimating); |
| pw.print(" mAnimationIsEntrance="); pw.print(mAnimationIsEntrance); |
| pw.print(" mAnimation="); pw.print(mAnimation); |
| pw.print(" mStackClip="); pw.println(mStackClip); |
| } |
| if (mHasTransformation || mHasLocalTransformation) { |
| pw.print(prefix); pw.print("XForm: has="); |
| pw.print(mHasTransformation); |
| pw.print(" hasLocal="); pw.print(mHasLocalTransformation); |
| pw.print(" "); mTransformation.printShortString(pw); |
| pw.println(); |
| } |
| if (mSurfaceController != null) { |
| mSurfaceController.dump(pw, prefix, dumpAll); |
| } |
| if (dumpAll) { |
| pw.print(prefix); pw.print("mDrawState="); pw.print(drawStateToString()); |
| pw.print(prefix); pw.print(" mLastHidden="); pw.println(mLastHidden); |
| pw.print(prefix); pw.print("mSystemDecorRect="); mSystemDecorRect.printShortString(pw); |
| pw.print(" last="); mLastSystemDecorRect.printShortString(pw); |
| pw.print(" mHasClipRect="); pw.print(mHasClipRect); |
| pw.print(" mLastClipRect="); mLastClipRect.printShortString(pw); |
| |
| if (!mLastFinalClipRect.isEmpty()) { |
| pw.print(" mLastFinalClipRect="); mLastFinalClipRect.printShortString(pw); |
| } |
| pw.println(); |
| } |
| |
| if (mPendingDestroySurface != null) { |
| pw.print(prefix); pw.print("mPendingDestroySurface="); |
| pw.println(mPendingDestroySurface); |
| } |
| if (mSurfaceResized || mSurfaceDestroyDeferred) { |
| pw.print(prefix); pw.print("mSurfaceResized="); pw.print(mSurfaceResized); |
| pw.print(" mSurfaceDestroyDeferred="); pw.println(mSurfaceDestroyDeferred); |
| } |
| if (mShownAlpha != 1 || mAlpha != 1 || mLastAlpha != 1) { |
| pw.print(prefix); pw.print("mShownAlpha="); pw.print(mShownAlpha); |
| pw.print(" mAlpha="); pw.print(mAlpha); |
| pw.print(" mLastAlpha="); pw.println(mLastAlpha); |
| } |
| if (mHaveMatrix || mWin.mGlobalScale != 1) { |
| pw.print(prefix); pw.print("mGlobalScale="); pw.print(mWin.mGlobalScale); |
| pw.print(" mDsDx="); pw.print(mDsDx); |
| pw.print(" mDtDx="); pw.print(mDtDx); |
| pw.print(" mDtDy="); pw.print(mDtDy); |
| pw.print(" mDsDy="); pw.println(mDsDy); |
| } |
| if (mAnimationStartDelayed) { |
| pw.print(prefix); pw.print("mAnimationStartDelayed="); pw.print(mAnimationStartDelayed); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| StringBuffer sb = new StringBuffer("WindowStateAnimator{"); |
| sb.append(Integer.toHexString(System.identityHashCode(this))); |
| sb.append(' '); |
| sb.append(mWin.mAttrs.getTitle()); |
| sb.append('}'); |
| return sb.toString(); |
| } |
| |
| void reclaimSomeSurfaceMemory(String operation, boolean secure) { |
| mService.mRoot.reclaimSomeSurfaceMemory(this, operation, secure); |
| } |
| |
| boolean getShown() { |
| if (mSurfaceController != null) { |
| return mSurfaceController.getShown(); |
| } |
| return false; |
| } |
| |
| void destroySurface() { |
| try { |
| if (mSurfaceController != null) { |
| mSurfaceController.destroyInTransaction(); |
| } |
| } catch (RuntimeException e) { |
| Slog.w(TAG, "Exception thrown when destroying surface " + this |
| + " surface " + mSurfaceController + " session " + mSession + ": " + e); |
| } finally { |
| mWin.setHasSurface(false); |
| mSurfaceController = null; |
| mDrawState = NO_SURFACE; |
| } |
| } |
| |
| void setMoveAnimation(int left, int top) { |
| final Animation a = AnimationUtils.loadAnimation(mContext, |
| com.android.internal.R.anim.window_move_from_decor); |
| setAnimation(a); |
| mAnimDx = mWin.mLastFrame.left - left; |
| mAnimDy = mWin.mLastFrame.top - top; |
| mAnimateMove = true; |
| } |
| |
| void deferTransactionUntilParentFrame(long frameNumber) { |
| if (!mWin.isChildWindow()) { |
| return; |
| } |
| mSurfaceController.deferTransactionUntil( |
| mWin.getParentWindow().mWinAnimator.mSurfaceController.getHandle(), frameNumber); |
| } |
| |
| /** |
| * Sometimes we need to synchronize the first frame of animation with some external event. |
| * To achieve this, we prolong the start of the animation and keep producing the first frame of |
| * the animation. |
| */ |
| private long getAnimationFrameTime(Animation animation, long currentTime) { |
| if (mAnimationStartDelayed) { |
| animation.setStartTime(currentTime); |
| return currentTime + 1; |
| } |
| return currentTime; |
| } |
| |
| void startDelayingAnimationStart() { |
| mAnimationStartDelayed = true; |
| } |
| |
| void endDelayingAnimationStart() { |
| mAnimationStartDelayed = false; |
| } |
| |
| void seamlesslyRotateWindow(int oldRotation, int newRotation) { |
| final WindowState w = mWin; |
| if (!w.isVisibleNow() || w.mIsWallpaper) { |
| return; |
| } |
| |
| final Rect cropRect = mService.mTmpRect; |
| final Rect displayRect = mService.mTmpRect2; |
| final RectF frameRect = mService.mTmpRectF; |
| final Matrix transform = mService.mTmpTransform; |
| |
| final float x = w.mFrame.left; |
| final float y = w.mFrame.top; |
| final float width = w.mFrame.width(); |
| final float height = w.mFrame.height(); |
| |
| mService.getDefaultDisplayContentLocked().getLogicalDisplayRect(displayRect); |
| final float displayWidth = displayRect.width(); |
| final float displayHeight = displayRect.height(); |
| |
| // Compute a transform matrix to undo the coordinate space transformation, |
| // and present the window at the same physical position it previously occupied. |
| final int deltaRotation = DisplayContent.deltaRotation(newRotation, oldRotation); |
| DisplayContent.createRotationMatrix(deltaRotation, x, y, displayWidth, displayHeight, |
| transform); |
| |
| // We just need to apply a rotation matrix to the window. For example |
| // if we have a portrait window and rotate to landscape, the window is still portrait |
| // and now extends off the bottom of the screen (and only halfway across). Essentially we |
| // apply a transform to display the current buffer at it's old position |
| // (in the new coordinate space). We then freeze layer updates until the resize |
| // occurs, at which point we undo, them. |
| mService.markForSeamlessRotation(w, true); |
| transform.getValues(mService.mTmpFloats); |
| |
| float DsDx = mService.mTmpFloats[Matrix.MSCALE_X]; |
| float DtDx = mService.mTmpFloats[Matrix.MSKEW_Y]; |
| float DtDy = mService.mTmpFloats[Matrix.MSKEW_X]; |
| float DsDy = mService.mTmpFloats[Matrix.MSCALE_Y]; |
| float nx = mService.mTmpFloats[Matrix.MTRANS_X]; |
| float ny = mService.mTmpFloats[Matrix.MTRANS_Y]; |
| mSurfaceController.setPositionInTransaction(nx, ny, false); |
| mSurfaceController.setMatrixInTransaction(DsDx * w.mHScale, |
| DtDx * w.mVScale, |
| DtDy * w.mHScale, |
| DsDy * w.mVScale, false); |
| } |
| |
| void enableSurfaceTrace(FileDescriptor fd) { |
| if (mSurfaceController != null) { |
| mSurfaceController.installRemoteTrace(fd); |
| } |
| } |
| |
| void disableSurfaceTrace() { |
| if (mSurfaceController != null) { |
| try { |
| mSurfaceController.removeRemoteTrace(); |
| } catch (ClassCastException e) { |
| Slog.e(TAG, "Disable surface trace for " + this + " but its not enabled"); |
| } |
| } |
| } |
| |
| /** The force-scaled state for a given window can persist past |
| * the state for it's stack as the windows complete resizing |
| * independently of one another. |
| */ |
| boolean isForceScaled() { |
| final Task task = mWin.getTask(); |
| if (task != null && task.mStack.isForceScaled()) { |
| return true; |
| } |
| return mForceScaleUntilResize; |
| } |
| |
| void detachChildren() { |
| if (mSurfaceController != null) { |
| mSurfaceController.detachChildren(); |
| } |
| } |
| } |