/*
* Copyright (C) 2010 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 java.io.PrintWriter;
import static com.android.server.wm.WindowStateAnimator.SurfaceTrace;
import android.content.Context;
import android.graphics.Matrix;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.util.Slog;
import android.view.Display;
import android.view.DisplayInfo;
import android.view.Surface.OutOfResourcesException;
import android.view.Surface;
import android.view.SurfaceControl;
import android.view.SurfaceSession;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.view.animation.Transformation;
class ScreenRotationAnimation {
static final String TAG = "ScreenRotationAnimation";
static final boolean DEBUG_STATE = false;
static final boolean DEBUG_TRANSFORMS = false;
static final boolean TWO_PHASE_ANIMATION = false;
static final boolean USE_CUSTOM_BLACK_FRAME = false;
static final int FREEZE_LAYER = WindowManagerService.TYPE_LAYER_MULTIPLIER * 200;
final Context mContext;
final DisplayContent mDisplayContent;
SurfaceControl mSurfaceControl;
BlackFrame mCustomBlackFrame;
BlackFrame mExitingBlackFrame;
BlackFrame mEnteringBlackFrame;
int mWidth, mHeight;
int mOriginalRotation;
int mOriginalWidth, mOriginalHeight;
int mCurRotation;
Rect mOriginalDisplayRect = new Rect();
Rect mCurrentDisplayRect = new Rect();
// For all animations, "exit" is for the UI elements that are going
// away (that is the snapshot of the old screen), and "enter" is for
// the new UI elements that are appearing (that is the active windows
// in their final orientation).
// The starting animation for the exiting and entering elements. This
// animation applies a transformation while the rotation is in progress.
// It is started immediately, before the new entering UI is ready.
Animation mStartExitAnimation;
final Transformation mStartExitTransformation = new Transformation();
Animation mStartEnterAnimation;
final Transformation mStartEnterTransformation = new Transformation();
Animation mStartFrameAnimation;
final Transformation mStartFrameTransformation = new Transformation();
// The finishing animation for the exiting and entering elements. This
// animation needs to undo the transformation of the starting animation.
// It starts running once the new rotation UI elements are ready to be
// displayed.
Animation mFinishExitAnimation;
final Transformation mFinishExitTransformation = new Transformation();
Animation mFinishEnterAnimation;
final Transformation mFinishEnterTransformation = new Transformation();
Animation mFinishFrameAnimation;
final Transformation mFinishFrameTransformation = new Transformation();
// The current active animation to move from the old to the new rotated
// state. Which animation is run here will depend on the old and new
// rotations.
Animation mRotateExitAnimation;
final Transformation mRotateExitTransformation = new Transformation();
Animation mRotateEnterAnimation;
final Transformation mRotateEnterTransformation = new Transformation();
Animation mRotateFrameAnimation;
final Transformation mRotateFrameTransformation = new Transformation();
// A previously running rotate animation. This will be used if we need
// to switch to a new rotation before finishing the previous one.
Animation mLastRotateExitAnimation;
final Transformation mLastRotateExitTransformation = new Transformation();
Animation mLastRotateEnterAnimation;
final Transformation mLastRotateEnterTransformation = new Transformation();
Animation mLastRotateFrameAnimation;
final Transformation mLastRotateFrameTransformation = new Transformation();
// Complete transformations being applied.
final Transformation mExitTransformation = new Transformation();
final Transformation mEnterTransformation = new Transformation();
final Transformation mFrameTransformation = new Transformation();
boolean mStarted;
boolean mAnimRunning;
boolean mFinishAnimReady;
long mFinishAnimStartTime;
boolean mForceDefaultOrientation;
final Matrix mFrameInitialMatrix = new Matrix();
final Matrix mSnapshotInitialMatrix = new Matrix();
final Matrix mSnapshotFinalMatrix = new Matrix();
final Matrix mExitFrameFinalMatrix = new Matrix();
final Matrix mTmpMatrix = new Matrix();
final float[] mTmpFloats = new float[9];
private boolean mMoreRotateEnter;
private boolean mMoreRotateExit;
private boolean mMoreRotateFrame;
private boolean mMoreFinishEnter;
private boolean mMoreFinishExit;
private boolean mMoreFinishFrame;
private boolean mMoreStartEnter;
private boolean mMoreStartExit;
private boolean mMoreStartFrame;
long mHalfwayPoint;
public void printTo(String prefix, PrintWriter pw) {
pw.print(prefix); pw.print("mSurface="); pw.print(mSurfaceControl);
pw.print(" mWidth="); pw.print(mWidth);
pw.print(" mHeight="); pw.println(mHeight);
if (USE_CUSTOM_BLACK_FRAME) {
pw.print(prefix); pw.print("mCustomBlackFrame="); pw.println(mCustomBlackFrame);
if (mCustomBlackFrame != null) {
mCustomBlackFrame.printTo(prefix + " ", pw);
}
}
pw.print(prefix); pw.print("mExitingBlackFrame="); pw.println(mExitingBlackFrame);
if (mExitingBlackFrame != null) {
mExitingBlackFrame.printTo(prefix + " ", pw);
}
pw.print(prefix); pw.print("mEnteringBlackFrame="); pw.println(mEnteringBlackFrame);
if (mEnteringBlackFrame != null) {
mEnteringBlackFrame.printTo(prefix + " ", pw);
}
pw.print(prefix); pw.print("mCurRotation="); pw.print(mCurRotation);
pw.print(" mOriginalRotation="); pw.println(mOriginalRotation);
pw.print(prefix); pw.print("mOriginalWidth="); pw.print(mOriginalWidth);
pw.print(" mOriginalHeight="); pw.println(mOriginalHeight);
pw.print(prefix); pw.print("mStarted="); pw.print(mStarted);
pw.print(" mAnimRunning="); pw.print(mAnimRunning);
pw.print(" mFinishAnimReady="); pw.print(mFinishAnimReady);
pw.print(" mFinishAnimStartTime="); pw.println(mFinishAnimStartTime);
pw.print(prefix); pw.print("mStartExitAnimation="); pw.print(mStartExitAnimation);
pw.print(" "); mStartExitTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mStartEnterAnimation="); pw.print(mStartEnterAnimation);
pw.print(" "); mStartEnterTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mStartFrameAnimation="); pw.print(mStartFrameAnimation);
pw.print(" "); mStartFrameTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mFinishExitAnimation="); pw.print(mFinishExitAnimation);
pw.print(" "); mFinishExitTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mFinishEnterAnimation="); pw.print(mFinishEnterAnimation);
pw.print(" "); mFinishEnterTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mFinishFrameAnimation="); pw.print(mFinishFrameAnimation);
pw.print(" "); mFinishFrameTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mRotateExitAnimation="); pw.print(mRotateExitAnimation);
pw.print(" "); mRotateExitTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mRotateEnterAnimation="); pw.print(mRotateEnterAnimation);
pw.print(" "); mRotateEnterTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mRotateFrameAnimation="); pw.print(mRotateFrameAnimation);
pw.print(" "); mRotateFrameTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mExitTransformation=");
mExitTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mEnterTransformation=");
mEnterTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mFrameTransformation=");
mEnterTransformation.printShortString(pw); pw.println();
pw.print(prefix); pw.print("mFrameInitialMatrix=");
mFrameInitialMatrix.printShortString(pw);
pw.println();
pw.print(prefix); pw.print("mSnapshotInitialMatrix=");
mSnapshotInitialMatrix.printShortString(pw);
pw.print(" mSnapshotFinalMatrix="); mSnapshotFinalMatrix.printShortString(pw);
pw.println();
pw.print(prefix); pw.print("mExitFrameFinalMatrix=");
mExitFrameFinalMatrix.printShortString(pw);
pw.println();
pw.print(prefix); pw.print("mForceDefaultOrientation="); pw.print(mForceDefaultOrientation);
if (mForceDefaultOrientation) {
pw.print(" mOriginalDisplayRect="); pw.print(mOriginalDisplayRect.toShortString());
pw.print(" mCurrentDisplayRect="); pw.println(mCurrentDisplayRect.toShortString());
}
}
public ScreenRotationAnimation(Context context, DisplayContent displayContent,
SurfaceSession session, boolean inTransaction, boolean forceDefaultOrientation,
boolean isSecure) {
mContext = context;
mDisplayContent = displayContent;
displayContent.getLogicalDisplayRect(mOriginalDisplayRect);
// Screenshot does NOT include rotation!
final Display display = displayContent.getDisplay();
int originalRotation = display.getRotation();
final int originalWidth;
final int originalHeight;
DisplayInfo displayInfo = displayContent.getDisplayInfo();
if (forceDefaultOrientation) {
// Emulated orientation.
mForceDefaultOrientation = true;
originalWidth = displayContent.mBaseDisplayWidth;
originalHeight = displayContent.mBaseDisplayHeight;
} else {
// Normal situation
originalWidth = displayInfo.logicalWidth;
originalHeight = displayInfo.logicalHeight;
}
if (originalRotation == Surface.ROTATION_90
|| originalRotation == Surface.ROTATION_270) {
mWidth = originalHeight;
mHeight = originalWidth;
} else {
mWidth = originalWidth;
mHeight = originalHeight;
}
mOriginalRotation = originalRotation;
mOriginalWidth = originalWidth;
mOriginalHeight = originalHeight;
if (!inTransaction) {
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS) Slog.i(WindowManagerService.TAG,
">>> OPEN TRANSACTION ScreenRotationAnimation");
SurfaceControl.openTransaction();
}
try {
try {
int flags = SurfaceControl.HIDDEN;
if (isSecure) {
flags |= SurfaceControl.SECURE;
}
if (WindowManagerService.DEBUG_SURFACE_TRACE) {
mSurfaceControl = new SurfaceTrace(session, "ScreenshotSurface",
mWidth, mHeight,
PixelFormat.OPAQUE, flags);
Slog.w(TAG, "ScreenRotationAnimation ctor: displayOffset="
+ mOriginalDisplayRect.toShortString());
} else {
mSurfaceControl = new SurfaceControl(session, "ScreenshotSurface",
mWidth, mHeight,
PixelFormat.OPAQUE, flags);
}
// capture a screenshot into the surface we just created
Surface sur = new Surface();
sur.copyFrom(mSurfaceControl);
// FIXME: we should use the proper display
SurfaceControl.screenshot(SurfaceControl.getBuiltInDisplay(
SurfaceControl.BUILT_IN_DISPLAY_ID_MAIN), sur);
mSurfaceControl.setLayerStack(display.getLayerStack());
mSurfaceControl.setLayer(FREEZE_LAYER + 1);
mSurfaceControl.setAlpha(0);
mSurfaceControl.show();
sur.destroy();
} catch (OutOfResourcesException e) {
Slog.w(TAG, "Unable to allocate freeze surface", e);
}
if (WindowManagerService.SHOW_TRANSACTIONS ||
WindowManagerService.SHOW_SURFACE_ALLOC) Slog.i(WindowManagerService.TAG,
" FREEZE " + mSurfaceControl + ": CREATE");
setRotationInTransaction(originalRotation);
} finally {
if (!inTransaction) {
SurfaceControl.closeTransaction();
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS) Slog.i(WindowManagerService.TAG,
"<<< CLOSE TRANSACTION ScreenRotationAnimation");
}
}
}
boolean hasScreenshot() {
return mSurfaceControl != null;
}
static int deltaRotation(int oldRotation, int newRotation) {
int delta = newRotation - oldRotation;
if (delta < 0) delta += 4;
return delta;
}
private void setSnapshotTransformInTransaction(Matrix matrix, float alpha) {
if (mSurfaceControl != null) {
matrix.getValues(mTmpFloats);
float x = mTmpFloats[Matrix.MTRANS_X];
float y = mTmpFloats[Matrix.MTRANS_Y];
if (mForceDefaultOrientation) {
mDisplayContent.getLogicalDisplayRect(mCurrentDisplayRect);
x -= mCurrentDisplayRect.left;
y -= mCurrentDisplayRect.top;
}
mSurfaceControl.setPosition(x, y);
mSurfaceControl.setMatrix(
mTmpFloats[Matrix.MSCALE_X], mTmpFloats[Matrix.MSKEW_Y],
mTmpFloats[Matrix.MSKEW_X], mTmpFloats[Matrix.MSCALE_Y]);
mSurfaceControl.setAlpha(alpha);
if (DEBUG_TRANSFORMS) {
float[] srcPnts = new float[] { 0, 0, mWidth, mHeight };
float[] dstPnts = new float[4];
matrix.mapPoints(dstPnts, srcPnts);
Slog.i(TAG, "Original : (" + srcPnts[0] + "," + srcPnts[1]
+ ")-(" + srcPnts[2] + "," + srcPnts[3] + ")");
Slog.i(TAG, "Transformed: (" + dstPnts[0] + "," + dstPnts[1]
+ ")-(" + dstPnts[2] + "," + dstPnts[3] + ")");
}
}
}
public static void createRotationMatrix(int rotation, int width, int height,
Matrix outMatrix) {
switch (rotation) {
case Surface.ROTATION_0:
outMatrix.reset();
break;
case Surface.ROTATION_90:
outMatrix.setRotate(90, 0, 0);
outMatrix.postTranslate(height, 0);
break;
case Surface.ROTATION_180:
outMatrix.setRotate(180, 0, 0);
outMatrix.postTranslate(width, height);
break;
case Surface.ROTATION_270:
outMatrix.setRotate(270, 0, 0);
outMatrix.postTranslate(0, width);
break;
}
}
// Must be called while in a transaction.
private void setRotationInTransaction(int rotation) {
mCurRotation = rotation;
// Compute the transformation matrix that must be applied
// to the snapshot to make it stay in the same original position
// with the current screen rotation.
int delta = deltaRotation(rotation, Surface.ROTATION_0);
createRotationMatrix(delta, mWidth, mHeight, mSnapshotInitialMatrix);
if (DEBUG_STATE) Slog.v(TAG, "**** ROTATION: " + delta);
setSnapshotTransformInTransaction(mSnapshotInitialMatrix, 1.0f);
}
// Must be called while in a transaction.
public boolean setRotationInTransaction(int rotation, SurfaceSession session,
long maxAnimationDuration, float animationScale, int finalWidth, int finalHeight) {
setRotationInTransaction(rotation);
if (TWO_PHASE_ANIMATION) {
return startAnimation(session, maxAnimationDuration, animationScale,
finalWidth, finalHeight, false, 0, 0);
}
// Don't start animation yet.
return false;
}
/**
* Returns true if animating.
*/
private boolean startAnimation(SurfaceSession session, long maxAnimationDuration,
float animationScale, int finalWidth, int finalHeight, boolean dismissing,
int exitAnim, int enterAnim) {
if (mSurfaceControl == null) {
// Can't do animation.
return false;
}
if (mStarted) {
return true;
}
mStarted = true;
boolean firstStart = false;
// Figure out how the screen has moved from the original rotation.
int delta = deltaRotation(mCurRotation, mOriginalRotation);
if (TWO_PHASE_ANIMATION && mFinishExitAnimation == null
&& (!dismissing || delta != Surface.ROTATION_0)) {
if (DEBUG_STATE) Slog.v(TAG, "Creating start and finish animations");
firstStart = true;
mStartExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_start_exit);
mStartEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_start_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mStartFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_start_frame);
}
mFinishExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_finish_exit);
mFinishEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_finish_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mFinishFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_finish_frame);
}
}
if (DEBUG_STATE) Slog.v(TAG, "Rotation delta: " + delta + " finalWidth="
+ finalWidth + " finalHeight=" + finalHeight
+ " origWidth=" + mOriginalWidth + " origHeight=" + mOriginalHeight);
final boolean customAnim;
if (exitAnim != 0 && enterAnim != 0) {
customAnim = true;
mRotateExitAnimation = AnimationUtils.loadAnimation(mContext, exitAnim);
mRotateEnterAnimation = AnimationUtils.loadAnimation(mContext, enterAnim);
} else {
customAnim = false;
switch (delta) {
case Surface.ROTATION_0:
mRotateExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_0_exit);
mRotateEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_0_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_0_frame);
}
break;
case Surface.ROTATION_90:
mRotateExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_plus_90_exit);
mRotateEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_plus_90_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_plus_90_frame);
}
break;
case Surface.ROTATION_180:
mRotateExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_180_exit);
mRotateEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_180_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_180_frame);
}
break;
case Surface.ROTATION_270:
mRotateExitAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_minus_90_exit);
mRotateEnterAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_minus_90_enter);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation = AnimationUtils.loadAnimation(mContext,
com.android.internal.R.anim.screen_rotate_minus_90_frame);
}
break;
}
}
// Initialize the animations. This is a hack, redefining what "parent"
// means to allow supplying the last and next size. In this definition
// "%p" is the original (let's call it "previous") size, and "%" is the
// screen's current/new size.
if (TWO_PHASE_ANIMATION && firstStart) {
// Compute partial steps between original and final sizes. These
// are used for the dimensions of the exiting and entering elements,
// so they are never stretched too significantly.
final int halfWidth = (finalWidth + mOriginalWidth) / 2;
final int halfHeight = (finalHeight + mOriginalHeight) / 2;
if (DEBUG_STATE) Slog.v(TAG, "Initializing start and finish animations");
mStartEnterAnimation.initialize(finalWidth, finalHeight,
halfWidth, halfHeight);
mStartExitAnimation.initialize(halfWidth, halfHeight,
mOriginalWidth, mOriginalHeight);
mFinishEnterAnimation.initialize(finalWidth, finalHeight,
halfWidth, halfHeight);
mFinishExitAnimation.initialize(halfWidth, halfHeight,
mOriginalWidth, mOriginalHeight);
if (USE_CUSTOM_BLACK_FRAME) {
mStartFrameAnimation.initialize(finalWidth, finalHeight,
mOriginalWidth, mOriginalHeight);
mFinishFrameAnimation.initialize(finalWidth, finalHeight,
mOriginalWidth, mOriginalHeight);
}
}
mRotateEnterAnimation.initialize(finalWidth, finalHeight, mOriginalWidth, mOriginalHeight);
mRotateExitAnimation.initialize(finalWidth, finalHeight, mOriginalWidth, mOriginalHeight);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation.initialize(finalWidth, finalHeight, mOriginalWidth,
mOriginalHeight);
}
mAnimRunning = false;
mFinishAnimReady = false;
mFinishAnimStartTime = -1;
if (TWO_PHASE_ANIMATION && firstStart) {
mStartExitAnimation.restrictDuration(maxAnimationDuration);
mStartExitAnimation.scaleCurrentDuration(animationScale);
mStartEnterAnimation.restrictDuration(maxAnimationDuration);
mStartEnterAnimation.scaleCurrentDuration(animationScale);
mFinishExitAnimation.restrictDuration(maxAnimationDuration);
mFinishExitAnimation.scaleCurrentDuration(animationScale);
mFinishEnterAnimation.restrictDuration(maxAnimationDuration);
mFinishEnterAnimation.scaleCurrentDuration(animationScale);
if (USE_CUSTOM_BLACK_FRAME) {
mStartFrameAnimation.restrictDuration(maxAnimationDuration);
mStartFrameAnimation.scaleCurrentDuration(animationScale);
mFinishFrameAnimation.restrictDuration(maxAnimationDuration);
mFinishFrameAnimation.scaleCurrentDuration(animationScale);
}
}
mRotateExitAnimation.restrictDuration(maxAnimationDuration);
mRotateExitAnimation.scaleCurrentDuration(animationScale);
mRotateEnterAnimation.restrictDuration(maxAnimationDuration);
mRotateEnterAnimation.scaleCurrentDuration(animationScale);
if (USE_CUSTOM_BLACK_FRAME) {
mRotateFrameAnimation.restrictDuration(maxAnimationDuration);
mRotateFrameAnimation.scaleCurrentDuration(animationScale);
}
final int layerStack = mDisplayContent.getDisplay().getLayerStack();
if (USE_CUSTOM_BLACK_FRAME && mCustomBlackFrame == null) {
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
">>> OPEN TRANSACTION ScreenRotationAnimation.startAnimation");
SurfaceControl.openTransaction();
// Compute the transformation matrix that must be applied
// the the black frame to make it stay in the initial position
// before the new screen rotation. This is different than the
// snapshot transformation because the snapshot is always based
// of the native orientation of the screen, not the orientation
// we were last in.
createRotationMatrix(delta, mOriginalWidth, mOriginalHeight, mFrameInitialMatrix);
try {
Rect outer = new Rect(-mOriginalWidth*1, -mOriginalHeight*1,
mOriginalWidth*2, mOriginalHeight*2);
Rect inner = new Rect(0, 0, mOriginalWidth, mOriginalHeight);
mCustomBlackFrame = new BlackFrame(session, outer, inner, FREEZE_LAYER + 3,
layerStack, false);
mCustomBlackFrame.setMatrix(mFrameInitialMatrix);
} catch (OutOfResourcesException e) {
Slog.w(TAG, "Unable to allocate black surface", e);
} finally {
SurfaceControl.closeTransaction();
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
"<<< CLOSE TRANSACTION ScreenRotationAnimation.startAnimation");
}
}
if (!customAnim && mExitingBlackFrame == null) {
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
">>> OPEN TRANSACTION ScreenRotationAnimation.startAnimation");
SurfaceControl.openTransaction();
try {
// Compute the transformation matrix that must be applied
// the the black frame to make it stay in the initial position
// before the new screen rotation. This is different than the
// snapshot transformation because the snapshot is always based
// of the native orientation of the screen, not the orientation
// we were last in.
createRotationMatrix(delta, mOriginalWidth, mOriginalHeight, mFrameInitialMatrix);
final Rect outer;
final Rect inner;
if (mForceDefaultOrientation) {
// Going from a smaller Display to a larger Display, add curtains to sides
// or top and bottom. Going from a larger to smaller display will result in
// no BlackSurfaces being constructed.
outer = mCurrentDisplayRect;
inner = mOriginalDisplayRect;
} else {
outer = new Rect(-mOriginalWidth*1, -mOriginalHeight*1,
mOriginalWidth*2, mOriginalHeight*2);
inner = new Rect(0, 0, mOriginalWidth, mOriginalHeight);
}
mExitingBlackFrame = new BlackFrame(session, outer, inner, FREEZE_LAYER + 2,
layerStack, mForceDefaultOrientation);
mExitingBlackFrame.setMatrix(mFrameInitialMatrix);
} catch (OutOfResourcesException e) {
Slog.w(TAG, "Unable to allocate black surface", e);
} finally {
SurfaceControl.closeTransaction();
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
"<<< CLOSE TRANSACTION ScreenRotationAnimation.startAnimation");
}
}
if (customAnim && mEnteringBlackFrame == null) {
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
">>> OPEN TRANSACTION ScreenRotationAnimation.startAnimation");
SurfaceControl.openTransaction();
try {
Rect outer = new Rect(-finalWidth*1, -finalHeight*1,
finalWidth*2, finalHeight*2);
Rect inner = new Rect(0, 0, finalWidth, finalHeight);
mEnteringBlackFrame = new BlackFrame(session, outer, inner, FREEZE_LAYER,
layerStack, false);
} catch (OutOfResourcesException e) {
Slog.w(TAG, "Unable to allocate black surface", e);
} finally {
SurfaceControl.closeTransaction();
if (WindowManagerService.SHOW_LIGHT_TRANSACTIONS || DEBUG_STATE) Slog.i(
WindowManagerService.TAG,
"<<< CLOSE TRANSACTION ScreenRotationAnimation.startAnimation");
}
}
return true;
}
/**
* Returns true if animating.
*/
public boolean dismiss(SurfaceSession session, long maxAnimationDuration,
float animationScale, int finalWidth, int finalHeight, int exitAnim, int enterAnim) {
if (DEBUG_STATE) Slog.v(TAG, "Dismiss!");
if (mSurfaceControl == null) {
// Can't do animation.
return false;
}
if (!mStarted) {
startAnimation(session, maxAnimationDuration, animationScale, finalWidth, finalHeight,
true, exitAnim, enterAnim);
}
if (!mStarted) {
return false;
}
if (DEBUG_STATE) Slog.v(TAG, "Setting mFinishAnimReady = true");
mFinishAnimReady = true;
return true;
}
public void kill() {
if (DEBUG_STATE) Slog.v(TAG, "Kill!");
if (mSurfaceControl != null) {
if (WindowManagerService.SHOW_TRANSACTIONS ||
WindowManagerService.SHOW_SURFACE_ALLOC) Slog.i(WindowManagerService.TAG,
" FREEZE " + mSurfaceControl + ": DESTROY");
mSurfaceControl.destroy();
mSurfaceControl = null;
}
if (mCustomBlackFrame != null) {
mCustomBlackFrame.kill();
mCustomBlackFrame = null;
}
if (mExitingBlackFrame != null) {
mExitingBlackFrame.kill();
mExitingBlackFrame = null;
}
if (mEnteringBlackFrame != null) {
mEnteringBlackFrame.kill();
mEnteringBlackFrame = null;
}
if (TWO_PHASE_ANIMATION) {
if (mStartExitAnimation != null) {
mStartExitAnimation.cancel();
mStartExitAnimation = null;
}
if (mStartEnterAnimation != null) {
mStartEnterAnimation.cancel();
mStartEnterAnimation = null;
}
if (mFinishExitAnimation != null) {
mFinishExitAnimation.cancel();
mFinishExitAnimation = null;
}
if (mFinishEnterAnimation != null) {
mFinishEnterAnimation.cancel();
mFinishEnterAnimation = null;
}
}
if (USE_CUSTOM_BLACK_FRAME) {
if (mStartFrameAnimation != null) {
mStartFrameAnimation.cancel();
mStartFrameAnimation = null;
}
if (mRotateFrameAnimation != null) {
mRotateFrameAnimation.cancel();
mRotateFrameAnimation = null;
}
if (mFinishFrameAnimation != null) {
mFinishFrameAnimation.cancel();
mFinishFrameAnimation = null;
}
}
if (mRotateExitAnimation != null) {
mRotateExitAnimation.cancel();
mRotateExitAnimation = null;
}
if (mRotateEnterAnimation != null) {
mRotateEnterAnimation.cancel();
mRotateEnterAnimation = null;
}
}
public boolean isAnimating() {
return hasAnimations() || (TWO_PHASE_ANIMATION && mFinishAnimReady);
}
public boolean isRotating() {
return mCurRotation != mOriginalRotation;
}
private boolean hasAnimations() {
return (TWO_PHASE_ANIMATION &&
(mStartEnterAnimation != null || mStartExitAnimation != null
|| mFinishEnterAnimation != null || mFinishExitAnimation != null))
|| (USE_CUSTOM_BLACK_FRAME &&
(mStartFrameAnimation != null || mRotateFrameAnimation != null
|| mFinishFrameAnimation != null))
|| mRotateEnterAnimation != null || mRotateExitAnimation != null;
}
private boolean stepAnimation(long now) {
if (now > mHalfwayPoint) {
mHalfwayPoint = Long.MAX_VALUE;
}
if (mFinishAnimReady && mFinishAnimStartTime < 0) {
if (DEBUG_STATE) Slog.v(TAG, "Step: finish anim now ready");
mFinishAnimStartTime = now;
}
if (TWO_PHASE_ANIMATION) {
mMoreStartExit = false;
if (mStartExitAnimation != null) {
mMoreStartExit = mStartExitAnimation.getTransformation(now, mStartExitTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped start exit: " + mStartExitTransformation);
}
mMoreStartEnter = false;
if (mStartEnterAnimation != null) {
mMoreStartEnter = mStartEnterAnimation.getTransformation(now, mStartEnterTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped start enter: " + mStartEnterTransformation);
}
}
if (USE_CUSTOM_BLACK_FRAME) {
mMoreStartFrame = false;
if (mStartFrameAnimation != null) {
mMoreStartFrame = mStartFrameAnimation.getTransformation(now, mStartFrameTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped start frame: " + mStartFrameTransformation);
}
}
long finishNow = mFinishAnimReady ? (now - mFinishAnimStartTime) : 0;
if (DEBUG_STATE) Slog.v(TAG, "Step: finishNow=" + finishNow);
if (TWO_PHASE_ANIMATION) {
mMoreFinishExit = false;
if (mFinishExitAnimation != null) {
mMoreFinishExit = mFinishExitAnimation.getTransformation(finishNow, mFinishExitTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped finish exit: " + mFinishExitTransformation);
}
mMoreFinishEnter = false;
if (mFinishEnterAnimation != null) {
mMoreFinishEnter = mFinishEnterAnimation.getTransformation(finishNow, mFinishEnterTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped finish enter: " + mFinishEnterTransformation);
}
}
if (USE_CUSTOM_BLACK_FRAME) {
mMoreFinishFrame = false;
if (mFinishFrameAnimation != null) {
mMoreFinishFrame = mFinishFrameAnimation.getTransformation(finishNow, mFinishFrameTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped finish frame: " + mFinishFrameTransformation);
}
}
mMoreRotateExit = false;
if (mRotateExitAnimation != null) {
mMoreRotateExit = mRotateExitAnimation.getTransformation(now, mRotateExitTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped rotate exit: " + mRotateExitTransformation);
}
mMoreRotateEnter = false;
if (mRotateEnterAnimation != null) {
mMoreRotateEnter = mRotateEnterAnimation.getTransformation(now, mRotateEnterTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped rotate enter: " + mRotateEnterTransformation);
}
if (USE_CUSTOM_BLACK_FRAME) {
mMoreRotateFrame = false;
if (mRotateFrameAnimation != null) {
mMoreRotateFrame = mRotateFrameAnimation.getTransformation(now, mRotateFrameTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Stepped rotate frame: " + mRotateFrameTransformation);
}
}
if (!mMoreRotateExit && (!TWO_PHASE_ANIMATION || (!mMoreStartExit && !mMoreFinishExit))) {
if (TWO_PHASE_ANIMATION) {
if (mStartExitAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Exit animations done, clearing start exit anim!");
mStartExitAnimation.cancel();
mStartExitAnimation = null;
mStartExitTransformation.clear();
}
if (mFinishExitAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Exit animations done, clearing finish exit anim!");
mFinishExitAnimation.cancel();
mFinishExitAnimation = null;
mFinishExitTransformation.clear();
}
}
if (mRotateExitAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Exit animations done, clearing rotate exit anim!");
mRotateExitAnimation.cancel();
mRotateExitAnimation = null;
mRotateExitTransformation.clear();
}
}
if (!mMoreRotateEnter && (!TWO_PHASE_ANIMATION || (!mMoreStartEnter && !mMoreFinishEnter))) {
if (TWO_PHASE_ANIMATION) {
if (mStartEnterAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Enter animations done, clearing start enter anim!");
mStartEnterAnimation.cancel();
mStartEnterAnimation = null;
mStartEnterTransformation.clear();
}
if (mFinishEnterAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Enter animations done, clearing finish enter anim!");
mFinishEnterAnimation.cancel();
mFinishEnterAnimation = null;
mFinishEnterTransformation.clear();
}
}
if (mRotateEnterAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Enter animations done, clearing rotate enter anim!");
mRotateEnterAnimation.cancel();
mRotateEnterAnimation = null;
mRotateEnterTransformation.clear();
}
}
if (USE_CUSTOM_BLACK_FRAME && !mMoreStartFrame && !mMoreRotateFrame && !mMoreFinishFrame) {
if (mStartFrameAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, clearing start frame anim!");
mStartFrameAnimation.cancel();
mStartFrameAnimation = null;
mStartFrameTransformation.clear();
}
if (mFinishFrameAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, clearing finish frame anim!");
mFinishFrameAnimation.cancel();
mFinishFrameAnimation = null;
mFinishFrameTransformation.clear();
}
if (mRotateFrameAnimation != null) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, clearing rotate frame anim!");
mRotateFrameAnimation.cancel();
mRotateFrameAnimation = null;
mRotateFrameTransformation.clear();
}
}
mExitTransformation.set(mRotateExitTransformation);
mEnterTransformation.set(mRotateEnterTransformation);
if (TWO_PHASE_ANIMATION) {
mExitTransformation.compose(mStartExitTransformation);
mExitTransformation.compose(mFinishExitTransformation);
mEnterTransformation.compose(mStartEnterTransformation);
mEnterTransformation.compose(mFinishEnterTransformation);
}
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Final exit: " + mExitTransformation);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Final enter: " + mEnterTransformation);
if (USE_CUSTOM_BLACK_FRAME) {
//mFrameTransformation.set(mRotateExitTransformation);
//mFrameTransformation.compose(mStartExitTransformation);
//mFrameTransformation.compose(mFinishExitTransformation);
mFrameTransformation.set(mRotateFrameTransformation);
mFrameTransformation.compose(mStartFrameTransformation);
mFrameTransformation.compose(mFinishFrameTransformation);
mFrameTransformation.getMatrix().preConcat(mFrameInitialMatrix);
if (DEBUG_TRANSFORMS) Slog.v(TAG, "Final frame: " + mFrameTransformation);
}
final boolean more = (TWO_PHASE_ANIMATION
&& (mMoreStartEnter || mMoreStartExit || mMoreFinishEnter || mMoreFinishExit))
|| (USE_CUSTOM_BLACK_FRAME
&& (mMoreStartFrame || mMoreRotateFrame || mMoreFinishFrame))
|| mMoreRotateEnter || mMoreRotateExit
|| !mFinishAnimReady;
mSnapshotFinalMatrix.setConcat(mExitTransformation.getMatrix(), mSnapshotInitialMatrix);
if (DEBUG_STATE) Slog.v(TAG, "Step: more=" + more);
return more;
}
void updateSurfacesInTransaction() {
if (!mStarted) {
return;
}
if (mSurfaceControl != null) {
if (!mMoreStartExit && !mMoreFinishExit && !mMoreRotateExit) {
if (DEBUG_STATE) Slog.v(TAG, "Exit animations done, hiding screenshot surface");
mSurfaceControl.hide();
}
}
if (mCustomBlackFrame != null) {
if (!mMoreStartFrame && !mMoreFinishFrame && !mMoreRotateFrame) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, hiding black frame");
mCustomBlackFrame.hide();
} else {
mCustomBlackFrame.setMatrix(mFrameTransformation.getMatrix());
}
}
if (mExitingBlackFrame != null) {
if (!mMoreStartExit && !mMoreFinishExit && !mMoreRotateExit) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, hiding exiting frame");
mExitingBlackFrame.hide();
} else {
mExitFrameFinalMatrix.setConcat(mExitTransformation.getMatrix(), mFrameInitialMatrix);
mExitingBlackFrame.setMatrix(mExitFrameFinalMatrix);
if (mForceDefaultOrientation) {
mExitingBlackFrame.setAlpha(mExitTransformation.getAlpha());
}
}
}
if (mEnteringBlackFrame != null) {
if (!mMoreStartEnter && !mMoreFinishEnter && !mMoreRotateEnter) {
if (DEBUG_STATE) Slog.v(TAG, "Frame animations done, hiding entering frame");
mEnteringBlackFrame.hide();
} else {
mEnteringBlackFrame.setMatrix(mEnterTransformation.getMatrix());
}
}
setSnapshotTransformInTransaction(mSnapshotFinalMatrix, mExitTransformation.getAlpha());
}
public boolean stepAnimationLocked(long now) {
if (!hasAnimations()) {
if (DEBUG_STATE) Slog.v(TAG, "Step: no animations running");
mFinishAnimReady = false;
return false;
}
if (!mAnimRunning) {
if (DEBUG_STATE) Slog.v(TAG, "Step: starting start, finish, rotate");
if (TWO_PHASE_ANIMATION) {
if (mStartEnterAnimation != null) {
mStartEnterAnimation.setStartTime(now);
}
if (mStartExitAnimation != null) {
mStartExitAnimation.setStartTime(now);
}
if (mFinishEnterAnimation != null) {
mFinishEnterAnimation.setStartTime(0);
}
if (mFinishExitAnimation != null) {
mFinishExitAnimation.setStartTime(0);
}
}
if (USE_CUSTOM_BLACK_FRAME) {
if (mStartFrameAnimation != null) {
mStartFrameAnimation.setStartTime(now);
}
if (mFinishFrameAnimation != null) {
mFinishFrameAnimation.setStartTime(0);
}
if (mRotateFrameAnimation != null) {
mRotateFrameAnimation.setStartTime(now);
}
}
if (mRotateEnterAnimation != null) {
mRotateEnterAnimation.setStartTime(now);
}
if (mRotateExitAnimation != null) {
mRotateExitAnimation.setStartTime(now);
}
mAnimRunning = true;
mHalfwayPoint = now + mRotateEnterAnimation.getDuration() / 2;
}
return stepAnimation(now);
}
public Transformation getEnterTransformation() {
return mEnterTransformation;
}
}
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