| /* |
| * 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 android.view.WindowManager.TRANSIT_NONE; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| 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_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_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.logWithStack; |
| import static com.android.server.wm.WindowStateAnimatorProto.DRAW_STATE; |
| import static com.android.server.wm.WindowStateAnimatorProto.LAST_CLIP_RECT; |
| import static com.android.server.wm.WindowStateAnimatorProto.SURFACE; |
| import static com.android.server.wm.WindowStateAnimatorProto.SYSTEM_DECOR_RECT; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE; |
| import static com.android.server.wm.utils.CoordinateTransforms.transformToRotation; |
| |
| import android.content.Context; |
| import android.graphics.Matrix; |
| import android.graphics.PixelFormat; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| 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.Surface.OutOfResourcesException; |
| import android.view.SurfaceControl; |
| import android.view.WindowManager; |
| import android.view.WindowManager.LayoutParams; |
| import android.view.animation.Animation; |
| import android.view.animation.AnimationUtils; |
| |
| import com.android.server.policy.WindowManagerPolicy; |
| |
| import java.io.PrintWriter; |
| |
| /** |
| * 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; |
| final WindowAnimator mAnimator; |
| final Session mSession; |
| final WindowManagerPolicy mPolicy; |
| final Context mContext; |
| final boolean mIsWallpaper; |
| private final WallpaperController mWallpaperControllerLocked; |
| |
| boolean mAnimationIsEntrance; |
| int mAnimLayer; |
| int mLastLayer; |
| |
| /** |
| * 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; |
| |
| 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(); |
| |
| 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; |
| |
| private final SurfaceControl.Transaction mTmpTransaction = new SurfaceControl.Transaction(); |
| |
| /** 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; |
| |
| 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; |
| |
| // An offset in pixel of the surface contents from the window position. Used for Wallpaper |
| // to provide the effect of scrolling within a large surface. We just use these values as |
| // a cache. |
| int mXOffset = 0; |
| int mYOffset = 0; |
| |
| /** |
| * A flag to determine if the WSA needs to offset its position to compensate for the stack's |
| * position update before the WSA surface has resized. |
| */ |
| private boolean mOffsetPositionForStackResize; |
| |
| private final Rect mTmpSize = new Rect(); |
| |
| private final SurfaceControl.Transaction mReparentTransaction = new SurfaceControl.Transaction(); |
| |
| // Used to track whether we have called detach children on the way to invisibility, in which |
| // case we need to give the client a new Surface if it lays back out to a visible state. |
| boolean mChildrenDetached = false; |
| |
| // Set to true after the first frame of the Pinned stack animation |
| // and reset after the last to ensure we only reset mForceScaleUntilResize |
| // once per animation. |
| boolean mPipAnimationStarted = false; |
| |
| private final Point mTmpPos = new Point(); |
| |
| WindowStateAnimator(final WindowState win) { |
| final WindowManagerService service = win.mService; |
| |
| mService = service; |
| mAnimator = service.mAnimator; |
| mPolicy = service.mPolicy; |
| mContext = service.mContext; |
| |
| mWin = win; |
| mSession = win.mSession; |
| mAttrType = win.mAttrs.type; |
| mIsWallpaper = win.mIsWallpaper; |
| mWallpaperControllerLocked = mService.mRoot.mWallpaperController; |
| } |
| |
| /** |
| * Is the window or its container currently set to animate or currently animating? |
| */ |
| boolean isAnimationSet() { |
| return mWin.isAnimating(); |
| } |
| |
| void cancelExitAnimationForNextAnimationLocked() { |
| if (DEBUG_ANIM) Slog.d(TAG, |
| "cancelExitAnimationForNextAnimationLocked: " + mWin); |
| |
| mWin.cancelAnimation(); |
| mWin.destroySurfaceUnchecked(); |
| } |
| |
| void onAnimationFinished() { |
| // 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)); |
| |
| if (mAnimator.mWindowDetachedWallpaper == mWin) { |
| mAnimator.mWindowDetachedWallpaper = null; |
| } |
| |
| mWin.checkPolicyVisibilityChange(); |
| final DisplayContent displayContent = mWin.getDisplayContent(); |
| 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(); |
| int pendingLayoutChanges = FINISH_LAYOUT_REDO_ANIM; |
| if (displayContent.mWallpaperController.isWallpaperTarget(mWin)) { |
| pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| } |
| mAnimator.setPendingLayoutChanges(displayId, pendingLayoutChanges); |
| if (DEBUG_LAYOUT_REPEATS) |
| mService.mWindowPlacerLocked.debugLayoutRepeats( |
| "WindowStateAnimator", mAnimator.getPendingLayoutChanges(displayId)); |
| |
| if (mWin.mAppToken != null) { |
| mWin.mAppToken.updateReportedVisibilityLocked(); |
| } |
| } |
| |
| void hide(SurfaceControl.Transaction transaction, String reason) { |
| if (!mLastHidden) { |
| //dump(); |
| mLastHidden = true; |
| |
| // We may have a preserved surface which we no longer need. If there was a quick |
| // VISIBLE, GONE, VISIBLE, GONE sequence, the surface may never draw, so we don't mark |
| // it to be destroyed in prepareSurfaceLocked. |
| markPreservedSurfaceForDestroy(); |
| |
| if (mSurfaceController != null) { |
| mSurfaceController.hide(transaction, reason); |
| } |
| } |
| } |
| |
| void hide(String reason) { |
| hide(mTmpTransaction, reason); |
| SurfaceControl.mergeToGlobalTransaction(mTmpTransaction); |
| } |
| |
| 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.canShowWindows() |
| || 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) { |
| // Our SurfaceControl is always at layer 0 within the parent Surface managed by |
| // window-state. We want this old Surface to stay on top of the new one |
| // until we do the swap, so we place it at layer 1. |
| mSurfaceController.mSurfaceControl.setLayer(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) { |
| mReparentTransaction.reparentChildren(mPendingDestroySurface.mSurfaceControl, |
| mSurfaceController.mSurfaceControl.getHandle()) |
| .apply(); |
| } |
| } |
| } |
| |
| destroyDeferredSurfaceLocked(); |
| mDestroyPreservedSurfaceUponRedraw = false; |
| } |
| |
| void markPreservedSurfaceForDestroy() { |
| if (mDestroyPreservedSurfaceUponRedraw |
| && !mService.mDestroyPreservedSurface.contains(mWin)) { |
| mService.mDestroyPreservedSurface.add(mWin); |
| } |
| } |
| |
| private int getLayerStack() { |
| return mWin.getDisplayContent().getDisplay().getLayerStack(); |
| } |
| |
| void resetDrawState() { |
| mDrawState = DRAW_PENDING; |
| |
| if (mWin.mAppToken == null) { |
| return; |
| } |
| |
| if (!mWin.mAppToken.isSelfAnimating()) { |
| 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; |
| } |
| mChildrenDetached = false; |
| |
| 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(0, 0, 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. |
| 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); |
| |
| setOffsetPositionForStackResize(false); |
| 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 (parent dead?)", 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); |
| } |
| |
| 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.destroyNotInTransaction(); |
| } |
| 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.destroyNotInTransaction(); |
| // 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 computeShownFrameLocked() { |
| final int displayId = mWin.getDisplayId(); |
| final ScreenRotationAnimation screenRotationAnimation = |
| mAnimator.getScreenRotationAnimationLocked(displayId); |
| final boolean windowParticipatesInScreenRotationAnimation = |
| !mWin.mForceSeamlesslyRotate; |
| final boolean screenAnimation = screenRotationAnimation != null |
| && screenRotationAnimation.isAnimating() |
| && windowParticipatesInScreenRotationAnimation; |
| |
| if (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 (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); |
| |
| // WindowState.prepareSurfaces expands for surface insets (in order they don't get |
| // clipped by the WindowState surface), so we need to go into the other direction here. |
| tmpMatrix.postTranslate(mWin.mAttrs.surfaceInsets.left, |
| mWin.mAttrs.surfaceInsets.top); |
| |
| |
| // "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]; |
| |
| // 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)))) { |
| //Slog.i(TAG_WM, "Applying alpha transform"); |
| 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 |
| + " 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); |
| |
| mShownAlpha = mAlpha; |
| mHaveMatrix = false; |
| mDsDx = mWin.mGlobalScale; |
| mDtDx = 0; |
| mDtDy = 0; |
| mDsDy = mWin.mGlobalScale; |
| } |
| |
| /** |
| * 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; |
| } |
| |
| // During forced seamless rotation, the surface bounds get updated with the crop in the |
| // new rotation, which is not compatible with showing the surface in the old rotation. |
| // To work around that we disable cropping for such windows, as it is not necessary anyways. |
| if (w.mForceSeamlesslyRotate) { |
| 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(mSystemDecorRect); |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, "win=" + w + " Initial clip rect: " + clipRect |
| + " fullscreen=" + fullscreen); |
| |
| w.expandForSurfaceInsets(clipRect); |
| |
| // 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 (DEBUG_WINDOW_CROP) Slog.d(TAG, |
| "win=" + w + " Clip rect after stack adjustment=" + clipRect); |
| |
| w.transformClipRectFromScreenToSurfaceSpace(clipRect); |
| |
| return true; |
| } |
| |
| private void applyCrop(Rect clipRect, boolean recoveringMemory) { |
| if (DEBUG_WINDOW_CROP) Slog.d(TAG, "applyCrop: win=" + mWin |
| + " clipRect=" + clipRect); |
| if (clipRect != null) { |
| if (!clipRect.equals(mLastClipRect)) { |
| mLastClipRect.set(clipRect); |
| mSurfaceController.setCropInTransaction(clipRect, recoveringMemory); |
| } |
| } else { |
| mSurfaceController.clearCropInTransaction(recoveringMemory); |
| } |
| } |
| |
| void setSurfaceBoundariesLocked(final boolean recoveringMemory) { |
| if (mSurfaceController == null) { |
| return; |
| } |
| |
| final WindowState w = mWin; |
| final LayoutParams attrs = mWin.getAttrs(); |
| final Task task = w.getTask(); |
| |
| mTmpSize.set(0, 0, 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. |
| final boolean relayout = !w.mRelayoutCalled || w.mInRelayout; |
| if (relayout) { |
| 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; |
| if (calculateCrop(mTmpClipRect)) { |
| clipRect = mTmpClipRect; |
| } |
| |
| float surfaceWidth = mSurfaceController.getWidth(); |
| float surfaceHeight = mSurfaceController.getHeight(); |
| |
| final Rect insets = attrs.surfaceInsets; |
| |
| if (isForceScaled()) { |
| int hInsets = insets.left + insets.right; |
| int vInsets = insets.top + insets.bottom; |
| float surfaceContentWidth = surfaceWidth - hInsets; |
| float surfaceContentHeight = surfaceHeight - vInsets; |
| if (!mForceScaleUntilResize) { |
| mSurfaceController.forceScaleableInTransaction(true); |
| } |
| |
| int posX = 0; |
| int posY = 0; |
| 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; |
| } |
| |
| // Make sure that what we're animating to and from is actually the right size in case |
| // the window cannot take up the full screen. |
| mTmpStackBounds.intersectUnchecked(w.mParentFrame); |
| mTmpSourceBounds.intersectUnchecked(w.mParentFrame); |
| mTmpAnimatingBounds.intersectUnchecked(w.mParentFrame); |
| |
| 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); |
| |
| // In pinned mode the clip rectangle applied to us by our stack has been |
| // expanded outwards to allow for shadows. However in case of source bounds set |
| // we need to crop to within the surface. The code above has scaled and positioned |
| // the surface to fit the unexpanded stack bounds, but now we need to reapply |
| // the cropping that the stack would have applied if it weren't expanded. This |
| // can be different in each direction based on the source bounds. |
| clipRect = mTmpClipRect; |
| clipRect.set((int)((insets.left + mTmpSourceBounds.left) * tw), |
| (int)((insets.top + mTmpSourceBounds.top) * th), |
| insets.left + (int)(surfaceWidth |
| - (tw* (surfaceWidth - mTmpSourceBounds.right))), |
| insets.top + (int)(surfaceHeight |
| - (th * (surfaceHeight - mTmpSourceBounds.bottom)))); |
| } 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; |
| } |
| |
| // 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 += insets.left * (1 - mExtraHScale); |
| posY += insets.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. |
| if (mPipAnimationStarted == false) { |
| mForceScaleUntilResize = true; |
| mPipAnimationStarted = true; |
| } |
| } else { |
| mPipAnimationStarted = false; |
| |
| if (!w.mSeamlesslyRotated) { |
| // Used to offset the WSA when stack position changes before a resize. |
| int xOffset = mXOffset; |
| int yOffset = mYOffset; |
| if (mOffsetPositionForStackResize) { |
| if (relayout) { |
| // Once a relayout is called, reset the offset back to 0 and defer |
| // setting it until a new frame with the updated size. This ensures that |
| // the WS position is reset (so the stack position is shown) at the same |
| // time that the buffer size changes. |
| setOffsetPositionForStackResize(false); |
| mSurfaceController.deferTransactionUntil(mSurfaceController.getHandle(), |
| mWin.getFrameNumber()); |
| } else { |
| final TaskStack stack = mWin.getStack(); |
| mTmpPos.x = 0; |
| mTmpPos.y = 0; |
| if (stack != null) { |
| stack.getRelativePosition(mTmpPos); |
| } |
| |
| xOffset = -mTmpPos.x; |
| yOffset = -mTmpPos.y; |
| |
| // Crop also needs to be extended so the bottom isn't cut off when the WSA |
| // position is moved. |
| if (clipRect != null) { |
| clipRect.right += mTmpPos.x; |
| clipRect.bottom += mTmpPos.y; |
| } |
| } |
| } |
| mSurfaceController.setPositionInTransaction(xOffset, yOffset, 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, 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(), |
| FINISH_LAYOUT_REDO_WALLPAPER); |
| } |
| } |
| |
| /** |
| * 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; |
| } |
| |
| boolean displayed = false; |
| |
| computeShownFrameLocked(); |
| |
| setSurfaceBoundariesLocked(recoveringMemory); |
| |
| if (mIsWallpaper && !w.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); |
| |
| if (prepared && mDrawState == HAS_DRAWN) { |
| if (mLastHidden) { |
| if (showSurfaceRobustlyLocked()) { |
| markPreservedSurfaceForDestroy(); |
| mAnimator.requestRemovalOfReplacedWindows(w); |
| mLastHidden = false; |
| if (mIsWallpaper) { |
| w.dispatchWallpaperVisibility(true); |
| } |
| if (!w.getDisplayContent().getLastHasContent()) { |
| // 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(), |
| FINISH_LAYOUT_REDO_ANIM); |
| if (DEBUG_LAYOUT_REPEATS) { |
| mService.mWindowPlacerLocked.debugLayoutRepeats( |
| "showSurfaceRobustlyLocked " + w, |
| mAnimator.getPendingLayoutChanges(w.getDisplayId())); |
| } |
| } |
| } else { |
| w.setOrientationChanging(false); |
| } |
| } |
| } |
| 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); |
| } |
| |
| boolean setWallpaperOffset(int dx, int dy) { |
| if (mXOffset == dx && mYOffset == dy) { |
| return false; |
| } |
| mXOffset = dx; |
| mYOffset = dy; |
| |
| try { |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, ">>> OPEN TRANSACTION setWallpaperOffset"); |
| mService.openSurfaceTransaction(); |
| mSurfaceController.setPositionInTransaction(dx, dy, false); |
| applyCrop(null, false); |
| } catch (RuntimeException e) { |
| Slog.w(TAG, "Error positioning surface of " + mWin |
| + " pos=(" + dx + "," + dy + ")", e); |
| } finally { |
| mService.closeSurfaceTransaction("setWallpaperOffset"); |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| "<<< CLOSE TRANSACTION setWallpaperOffset"); |
| return true; |
| } |
| } |
| |
| /** |
| * 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; |
| |
| // If we had a preserved surface it's no longer needed, and it may be harmful |
| // if we are transparent. |
| if (mPendingDestroySurface != null && mDestroyPreservedSurfaceUponRedraw) { |
| mPendingDestroySurface.mSurfaceControl.hide(); |
| mPendingDestroySurface.reparentChildrenInTransaction(mSurfaceController); |
| } |
| |
| 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 (mWin.isSelfAnimating() && 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; |
| } |
| |
| if (isEntrance && mWin.mAttrs.type == TYPE_INPUT_METHOD) { |
| mWin.getDisplayContent().adjustForImeIfNeeded(); |
| mWin.setDisplayLayoutNeeded(); |
| mService.mWindowPlacerLocked.requestTraversal(); |
| } |
| |
| // 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, TRANSIT_NONE); |
| } |
| } |
| 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); |
| mWin.startAnimation(a); |
| mAnimationIsEntrance = isEntrance; |
| } |
| } else { |
| mWin.cancelAnimation(); |
| } |
| |
| if (!isEntrance && mWin.mAttrs.type == TYPE_INPUT_METHOD) { |
| mWin.getDisplayContent().adjustForImeIfNeeded(); |
| } |
| |
| Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); |
| return isAnimationSet(); |
| } |
| |
| 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.write(DRAW_STATE, mDrawState); |
| mSystemDecorRect.writeToProto(proto, SYSTEM_DECOR_RECT); |
| proto.end(token); |
| } |
| |
| public void dump(PrintWriter pw, String prefix, boolean dumpAll) { |
| if (mAnimationIsEntrance) { |
| pw.print(prefix); pw.print(" mAnimationIsEntrance="); pw.print(mAnimationIsEntrance); |
| } |
| 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(" 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.destroyNotInTransaction(); |
| } |
| } 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 seamlesslyRotate(SurfaceControl.Transaction t, int oldRotation, int newRotation) { |
| final WindowState w = mWin; |
| |
| // We rotated the screen, but have not received a new buffer with the correct size yet. In |
| // the mean time, we rotate the buffer we have to the new orientation. |
| final Matrix transform = mService.mTmpTransform; |
| transformToRotation(oldRotation, newRotation, w.mFrame.width(), w.mFrame.height(), |
| transform); |
| 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.setPosition(t, nx, ny, false); |
| mSurfaceController.setMatrix(t, DsDx * w.mHScale, DtDx * w.mVScale, DtDy |
| * w.mHScale, DsDy * w.mVScale, false); |
| } |
| |
| /** 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(); |
| } |
| mChildrenDetached = true; |
| } |
| |
| int getLayer() { |
| return mLastLayer; |
| } |
| |
| void setOffsetPositionForStackResize(boolean offsetPositionForStackResize) { |
| mOffsetPositionForStackResize = offsetPositionForStackResize; |
| } |
| } |