Freeform to recents app transition. (d64ef3ef) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityOptions.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -25,10 +25,12 @@ import android.graphics.Rect;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.IRemoteCallback;
		import android.os.Parcelable;
		import android.os.RemoteException;
		import android.os.ResultReceiver;
		import android.util.Pair;
		import android.util.Slog;
		import android.view.AppTransitionAnimationSpec;
		import android.view.View;
		import android.view.Window;

		@@ -128,6 +130,11 @@ public class ActivityOptions {
		*/
		public static final String KEY_ANIM_START_LISTENER = "android:activity.animStartListener";

		/**
		* Descriptions of app transition animations to be played during the activity launch.
		*/
		private static final String KEY_ANIM_SPECS = "android:activity.animSpecs";

		/**
		* Where the docked stack should be positioned.
		* @hide
		@@ -199,6 +206,7 @@ public class ActivityOptions {
		private int mExitCoordinatorIndex;
		private PendingIntent mUsageTimeReport;
		private int mDockCreateMode = DOCKED_STACK_CREATE_MODE_TOP_OR_LEFT;
		private AppTransitionAnimationSpec mAnimSpecs[];

		/**
		* Create an ActivityOptions specifying a custom animation to run when
		@@ -512,6 +520,18 @@ public class ActivityOptions {
		return opts;
		}

		/** @hide */
		public static ActivityOptions makeThumbnailAspectScaleDownAnimation(View source,
		AppTransitionAnimationSpec[] specs, Handler handler,
		OnAnimationStartedListener listener) {
		ActivityOptions opts = new ActivityOptions();
		opts.mPackageName = source.getContext().getPackageName();
		opts.mAnimationType = ANIM_THUMBNAIL_ASPECT_SCALE_DOWN;
		opts.mAnimSpecs = specs;
		opts.setOnAnimationStartedListener(handler, listener);
		return opts;
		}

		/**
		* Create an ActivityOptions to transition between Activities using cross-Activity scene
		* animations. This method carries the position of one shared element to the started Activity.
		@@ -698,6 +718,13 @@ public class ActivityOptions {
		break;
		}
		mDockCreateMode = opts.getInt(KEY_DOCK_CREATE_MODE, DOCKED_STACK_CREATE_MODE_TOP_OR_LEFT);
		if (opts.containsKey(KEY_ANIM_SPECS)) {
		Parcelable[] specs = opts.getParcelableArray(KEY_ANIM_SPECS);
		mAnimSpecs = new AppTransitionAnimationSpec[specs.length];
		for (int i = specs.length - 1; i >= 0; i--) {
		mAnimSpecs[i] = (AppTransitionAnimationSpec) specs[i];
		}
		}
		}

		/** @hide */
		@@ -809,6 +836,9 @@ public class ActivityOptions {
		return mUsageTimeReport;
		}

		/** @hide */
		public AppTransitionAnimationSpec[] getAnimSpecs() { return mAnimSpecs; }

		/** @hide */
		public static void abort(Bundle options) {
		if (options != null) {
		@@ -898,6 +928,7 @@ public class ActivityOptions {
		mExitCoordinatorIndex = otherOptions.mExitCoordinatorIndex;
		break;
		}
		mAnimSpecs = otherOptions.mAnimSpecs;
		}

		/**
		@@ -964,6 +995,9 @@ public class ActivityOptions {
		break;
		}
		b.putInt(KEY_DOCK_CREATE_MODE, mDockCreateMode);
		if (mAnimSpecs != null) {
		b.putParcelableArray(KEY_ANIM_SPECS, mAnimSpecs);
		}

		return b;
		}

packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java

+42 −13

Original line number	Diff line number	Diff line
		@@ -16,6 +16,8 @@

		package com.android.systemui.recents;

		import static android.app.ActivityManager.FREEFORM_WORKSPACE_STACK_ID;

		import android.app.ActivityManager;
		import android.app.ActivityOptions;
		import android.app.ITaskStackListener;
		@@ -31,8 +33,10 @@ import android.os.Handler;
		import android.os.SystemClock;
		import android.os.UserHandle;
		import android.util.MutableBoolean;
		import android.view.AppTransitionAnimationSpec;
		import android.view.LayoutInflater;
		import android.view.View;

		import com.android.internal.logging.MetricsLogger;
		import com.android.systemui.Prefs;
		import com.android.systemui.R;
		@@ -558,12 +562,44 @@ public class RecentsImpl extends IRecentsNonSystemUserCallbacks.Stub
		*/
		private ActivityOptions getThumbnailTransitionActivityOptions(
		ActivityManager.RunningTaskInfo topTask, TaskStack stack, TaskStackView stackView) {

		if (topTask.stackId == FREEFORM_WORKSPACE_STACK_ID) {
		ArrayList<AppTransitionAnimationSpec> specs = new ArrayList<>();
		stackView.getScroller().setStackScrollToInitialState();
		ArrayList<Task> tasks = stack.getTasks();
		for (int i = tasks.size() - 1; i >= 0; i--) {
		Task task = tasks.get(i);
		if (SystemServicesProxy.isFreeformStack(task.key.stackId)) {
		mTmpTransform = stackView.getStackAlgorithm().getStackTransform(task,
		stackView.getScroller().getStackScroll(), mTmpTransform, null);
		Rect toTaskRect = new Rect();
		mTmpTransform.rect.round(toTaskRect);
		Bitmap thumbnail = getThumbnailBitmap(topTask, task, mTmpTransform);
		specs.add(new AppTransitionAnimationSpec(task.key.id, thumbnail, toTaskRect));
		}
		}
		AppTransitionAnimationSpec[] specsArray = new AppTransitionAnimationSpec[specs.size()];
		specs.toArray(specsArray);
		return ActivityOptions.makeThumbnailAspectScaleDownAnimation(mDummyStackView,
		specsArray, mHandler, this);
		} else {
		// Update the destination rect
		Task toTask = new Task();
		TaskViewTransform toTransform = getThumbnailTransitionTransform(stack, stackView,
		topTask.id, toTask);
		RectF toTaskRect = toTransform.rect;
		Bitmap thumbnail = getThumbnailBitmap(topTask, toTask, toTransform);
		if (thumbnail != null) {
		return ActivityOptions.makeThumbnailAspectScaleDownAnimation(mDummyStackView,
		thumbnail, (int) toTaskRect.left, (int) toTaskRect.top,
		(int) toTaskRect.width(), (int) toTaskRect.height(), mHandler, this);
		}
		// If both the screenshot and thumbnail fails, then just fall back to the default transition
		return getUnknownTransitionActivityOptions();
		}
		}

		private Bitmap getThumbnailBitmap(ActivityManager.RunningTaskInfo topTask, Task toTask,
		TaskViewTransform toTransform) {
		Bitmap thumbnail;
		if (mThumbnailTransitionBitmapCacheKey != null
		&& mThumbnailTransitionBitmapCacheKey.key != null
		@@ -575,14 +611,7 @@ public class RecentsImpl extends IRecentsNonSystemUserCallbacks.Stub
		preloadIcon(topTask);
		thumbnail = drawThumbnailTransitionBitmap(toTask, toTransform);
		}
		if (thumbnail != null) {
		return ActivityOptions.makeThumbnailAspectScaleDownAnimation(mDummyStackView,
		thumbnail, (int) toTaskRect.left, (int) toTaskRect.top,
		(int) toTaskRect.width(), (int) toTaskRect.height(), mHandler, this);
		}

		// If both the screenshot and thumbnail fails, then just fall back to the default transition
		return getUnknownTransitionActivityOptions();
		return thumbnail;
		}

		/**

services/core/java/com/android/server/am/ActivityRecord.java

+19 −11

Original line number	Diff line number	Diff line
		@@ -53,6 +53,7 @@ import android.util.EventLog;
		import android.util.Log;
		import android.util.Slog;
		import android.util.TimeUtils;
		import android.view.AppTransitionAnimationSpec;
		import android.view.IApplicationToken;
		import android.view.WindowManager;

		@@ -863,6 +864,12 @@ final class ActivityRecord {
		break;
		case ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_UP:
		case ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_DOWN:
		final AppTransitionAnimationSpec[] specs = pendingOptions.getAnimSpecs();
		if (animationType == ActivityOptions.ANIM_THUMBNAIL_ASPECT_SCALE_DOWN
		&& specs != null) {
		service.mWindowManager.overridePendingAppTransitionMultiThumb(
		specs, pendingOptions.getOnAnimationStartListener(), false);
		} else {
		service.mWindowManager.overridePendingAppTransitionAspectScaledThumb(
		pendingOptions.getThumbnail(),
		pendingOptions.getStartX(), pendingOptions.getStartY(),
		@@ -875,6 +882,7 @@ final class ActivityRecord {
		pendingOptions.getStartX() + pendingOptions.getWidth(),
		pendingOptions.getStartY() + pendingOptions.getHeight()));
		}
		}
		break;
		default:
		Slog.e(TAG, "applyOptionsLocked: Unknown animationType=" + animationType);

services/core/java/com/android/server/am/ActivityStack.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -4376,7 +4376,7 @@ final class ActivityStack {

		RunningTaskInfo ci = new RunningTaskInfo();
		ci.id = task.taskId;
		ci.stackId = (task.stack == null) ? INVALID_STACK_ID : task.stack.getStackId();
		ci.stackId = mStackId;
		ci.baseActivity = r.intent.getComponent();
		ci.topActivity = top.intent.getComponent();
		ci.lastActiveTime = task.lastActiveTime;

services/core/java/com/android/server/wm/AppTransition.java

+114 −89

Original line number	Diff line number	Diff line
		@@ -64,7 +64,6 @@ import android.view.animation.Interpolator;
		import android.view.animation.PathInterpolator;
		import android.view.animation.ScaleAnimation;
		import android.view.animation.TranslateAnimation;
		import android.view.animation.TranslateYAnimation;

		import com.android.internal.util.DumpUtils.Dump;
		import com.android.server.AttributeCache;
		@@ -175,7 +174,7 @@ public class AppTransition implements Dump {
		private Rect mTmpFromClipRect = new Rect();
		private Rect mTmpToClipRect = new Rect();

		private final Rect mTmpStartRect = new Rect();
		private final Rect mTmpRect = new Rect();

		private final static int APP_STATE_IDLE = 0;
		private final static int APP_STATE_READY = 1;
		@@ -459,16 +458,16 @@ public class AppTransition implements Dump {
		private Animation createScaleUpAnimationLocked(int transit, boolean enter,
		Rect containingFrame) {
		Animation a;
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		getDefaultNextAppTransitionStartRect(mTmpRect);
		final int appWidth = containingFrame.width();
		final int appHeight = containingFrame.height();
		if (enter) {
		// Entering app zooms out from the center of the initial rect.
		float scaleW = mTmpStartRect.width() / (float) appWidth;
		float scaleH = mTmpStartRect.height() / (float) appHeight;
		float scaleW = mTmpRect.width() / (float) appWidth;
		float scaleH = mTmpRect.height() / (float) appHeight;
		Animation scale = new ScaleAnimation(scaleW, 1, scaleH, 1,
		computePivot(mTmpStartRect.left, scaleW),
		computePivot(mTmpStartRect.right, scaleH));
		computePivot(mTmpRect.left, scaleW),
		computePivot(mTmpRect.right, scaleH));
		scale.setInterpolator(mDecelerateInterpolator);

		Animation alpha = new AlphaAnimation(0, 1);
		@@ -545,20 +544,20 @@ public class AppTransition implements Dump {

		final int appWidth = appFrame.width();
		final int appHeight = appFrame.height();
		// mTmpStartRect will contain an area around the launcher icon that was pressed. We will
		// mTmpRect will contain an area around the launcher icon that was pressed. We will
		// clip reveal from that area in the final area of the app.
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		getDefaultNextAppTransitionStartRect(mTmpRect);

		float t = 0f;
		if (appHeight > 0) {
		t = (float) mTmpStartRect.left / appHeight;
		t = (float) mTmpRect.left / appHeight;
		}
		int translationY = mClipRevealTranslationY + (int)(appHeight / 7f * t);

		int centerX = mTmpStartRect.centerX();
		int centerY = mTmpStartRect.centerY();
		int halfWidth = mTmpStartRect.width() / 2;
		int halfHeight = mTmpStartRect.height() / 2;
		int centerX = mTmpRect.centerX();
		int centerY = mTmpRect.centerY();
		int halfWidth = mTmpRect.width() / 2;
		int halfHeight = mTmpRect.height() / 2;

		// Clip third of the from size of launch icon, expand to full width/height
		Animation clipAnimLR = new ClipRectLRAnimation(
		@@ -693,19 +692,19 @@ public class AppTransition implements Dump {

		float scaleW = appWidth / thumbWidth;
		float unscaledHeight = thumbHeight * scaleW;
		getNextAppTransitionStartRect(taskId, mTmpStartRect);
		float unscaledStartY = mTmpStartRect.top - (unscaledHeight - thumbHeight) / 2f;
		getNextAppTransitionStartRect(taskId, mTmpRect);
		float unscaledStartY = mTmpRect.top - (unscaledHeight - thumbHeight) / 2f;
		if (mNextAppTransitionScaleUp) {
		// Animation up from the thumbnail to the full screen
		Animation scale = new ScaleAnimation(1f, scaleW, 1f, scaleW,
		mTmpStartRect.left + (thumbWidth / 2f), mTmpStartRect.top + (thumbHeight / 2f));
		mTmpRect.left + (thumbWidth / 2f), mTmpRect.top + (thumbHeight / 2f));
		scale.setInterpolator(mTouchResponseInterpolator);
		scale.setDuration(THUMBNAIL_APP_TRANSITION_DURATION);
		Animation alpha = new AlphaAnimation(1, 0);
		alpha.setInterpolator(mThumbnailFadeOutInterpolator);
		alpha.setDuration(THUMBNAIL_APP_TRANSITION_ALPHA_DURATION);
		final float toX = appRect.left + appRect.width() / 2 -
		(mTmpStartRect.left + thumbWidth / 2);
		(mTmpRect.left + thumbWidth / 2);
		final float toY = appRect.top + mNextAppTransitionInsets.top + -unscaledStartY;
		Animation translate = new TranslateAnimation(0, toX, 0, toY);
		translate.setInterpolator(mTouchResponseInterpolator);
		@@ -720,7 +719,7 @@ public class AppTransition implements Dump {
		} else {
		// Animation down from the full screen to the thumbnail
		Animation scale = new ScaleAnimation(scaleW, 1f, scaleW, 1f,
		mTmpStartRect.left + (thumbWidth / 2f), mTmpStartRect.top + (thumbHeight / 2f));
		mTmpRect.left + (thumbWidth / 2f), mTmpRect.top + (thumbHeight / 2f));
		scale.setInterpolator(mTouchResponseInterpolator);
		scale.setDuration(THUMBNAIL_APP_TRANSITION_DURATION);
		Animation alpha = new AlphaAnimation(0f, 1f);
		@@ -753,10 +752,10 @@ public class AppTransition implements Dump {
		Animation a;
		final int appWidth = containingFrame.width();
		final int appHeight = containingFrame.height();
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		final int thumbWidthI = mTmpStartRect.width();
		getDefaultNextAppTransitionStartRect(mTmpRect);
		final int thumbWidthI = mTmpRect.width();
		final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1;
		final int thumbHeightI = mTmpStartRect.height();
		final int thumbHeightI = mTmpRect.height();
		final float thumbHeight = thumbHeightI > 0 ? thumbHeightI : 1;

		// Used for the ENTER_SCALE_UP and EXIT_SCALE_DOWN transitions
		@@ -766,7 +765,7 @@ public class AppTransition implements Dump {
		switch (thumbTransitState) {
		case THUMBNAIL_TRANSITION_ENTER_SCALE_UP: {
		if (freeform) {
		a = createAspectScaledThumbnailEnterNonFullscreenAnimationLocked(
		a = createAspectScaledThumbnailEnterFreeformAnimationLocked(
		containingFrame, surfaceInsets, taskId);
		} else {
		mTmpFromClipRect.set(containingFrame);
		@@ -797,8 +796,8 @@ public class AppTransition implements Dump {
		mNextAppTransitionInsets.set(contentInsets);

		Animation scaleAnim = new ScaleAnimation(scale, 1, scale, 1,
		computePivot(mTmpStartRect.left, scale),
		computePivot(mTmpStartRect.top, scale));
		computePivot(mTmpRect.left, scale),
		computePivot(mTmpRect.top, scale));
		Animation clipAnim = new ClipRectAnimation(mTmpFromClipRect, mTmpToClipRect);
		Animation translateAnim = new TranslateAnimation(0, 0, -scaledTopDecor, 0);

		@@ -834,6 +833,10 @@ public class AppTransition implements Dump {
		}
		case THUMBNAIL_TRANSITION_EXIT_SCALE_DOWN: {
		// App window scaling down from full screen
		if (freeform) {
		a = createAspectScaledThumbnailExitFreeformAnimationLocked(
		containingFrame, surfaceInsets, taskId);
		} else {
		mTmpFromClipRect.set(containingFrame);
		mTmpToClipRect.set(containingFrame);
		// exclude top screen decor (status bar) region from the destination clip.
		@@ -860,8 +863,8 @@ public class AppTransition implements Dump {
		mNextAppTransitionInsets.set(contentInsets);

		Animation scaleAnim = new ScaleAnimation(1, scale, 1, scale,
		computePivot(mTmpStartRect.left, scale),
		computePivot(mTmpStartRect.top, scale));
		computePivot(mTmpRect.left, scale),
		computePivot(mTmpRect.top, scale));
		Animation clipAnim = new ClipRectAnimation(mTmpFromClipRect, mTmpToClipRect);
		Animation translateAnim = new TranslateAnimation(0, 0, 0, -scaledTopDecor);

		@@ -872,6 +875,7 @@ public class AppTransition implements Dump {

		a = set;
		a.setZAdjustment(Animation.ZORDER_TOP);
		}
		break;
		}
		default:
		@@ -884,27 +888,48 @@ public class AppTransition implements Dump {
		mTouchResponseInterpolator);
		}

		private Animation createAspectScaledThumbnailEnterNonFullscreenAnimationLocked(
		Rect frame, @Nullable Rect surfaceInsets, int taskId) {
		getNextAppTransitionStartRect(taskId, mTmpStartRect);
		float width = frame.width();
		float height = frame.height();
		float scaleWidth = mTmpStartRect.width() / width;
		float scaleHeight = mTmpStartRect.height() / height;
		private Animation createAspectScaledThumbnailEnterFreeformAnimationLocked(Rect frame,
		@Nullable Rect surfaceInsets, int taskId) {
		getNextAppTransitionStartRect(taskId, mTmpRect);
		return createAspectScaledThumbnailFreeformAnimationLocked(mTmpRect, frame, surfaceInsets,
		true);
		}

		private Animation createAspectScaledThumbnailExitFreeformAnimationLocked(Rect frame,
		@Nullable Rect surfaceInsets, int taskId) {
		getNextAppTransitionStartRect(taskId, mTmpRect);
		return createAspectScaledThumbnailFreeformAnimationLocked(frame, mTmpRect, surfaceInsets,
		false);
		}

		private AnimationSet createAspectScaledThumbnailFreeformAnimationLocked(Rect sourceFrame,
		Rect destFrame, @Nullable Rect surfaceInsets, boolean enter) {
		final float sourceWidth = sourceFrame.width();
		final float sourceHeight = sourceFrame.height();
		final float destWidth = destFrame.width();
		final float destHeight = destFrame.height();
		final float scaleH = enter ? sourceWidth / destWidth : destWidth / sourceWidth;
		final float scaleV = enter ? sourceHeight / destHeight : destHeight / sourceHeight;
		AnimationSet set = new AnimationSet(true);
		int surfaceInsetsHorizontal = surfaceInsets == null
		final int surfaceInsetsH = surfaceInsets == null
		? 0 : surfaceInsets.left + surfaceInsets.right;
		int surfaceInsetsVertical = surfaceInsets == null
		final int surfaceInsetsV = surfaceInsets == null
		? 0 : surfaceInsets.top + surfaceInsets.bottom;
		// We want the scaling to happen from the center of the surface. In order to achieve that,
		// we need to account for surface insets that will be used to enlarge the surface.
		ScaleAnimation scale = new ScaleAnimation(scaleWidth, 1, scaleHeight, 1,
		(width + surfaceInsetsHorizontal) / 2, (height + surfaceInsetsVertical) / 2);
		int fromX = mTmpStartRect.left + mTmpStartRect.width() / 2
		- (frame.left + frame.width() / 2);
		int fromY = mTmpStartRect.top + mTmpStartRect.height() / 2
		- (frame.top + frame.height() / 2);
		TranslateAnimation translation = new TranslateAnimation(fromX, 0, fromY, 0);
		final float scaleHCenter = ((enter ? destWidth : sourceWidth) + surfaceInsetsH) / 2;
		final float scaleVCenter = ((enter ? destHeight : sourceHeight) + surfaceInsetsV) / 2;
		final ScaleAnimation scale = enter ?
		new ScaleAnimation(scaleH, 1, scaleV, 1, scaleHCenter, scaleVCenter)
		: new ScaleAnimation(1, scaleH, 1, scaleV, scaleHCenter, scaleVCenter);
		final int sourceHCenter = sourceFrame.left + sourceFrame.width() / 2;
		final int sourceVCenter = sourceFrame.top + sourceFrame.height() / 2;
		final int destHCenter = destFrame.left + destFrame.width() / 2;
		final int destVCenter = destFrame.top + destFrame.height() / 2;
		final int fromX = enter ? sourceHCenter - destHCenter : destHCenter - sourceHCenter;
		final int fromY = enter ? sourceVCenter - destVCenter : destVCenter - sourceVCenter;
		final TranslateAnimation translation = enter ? new TranslateAnimation(fromX, 0, fromY, 0)
		: new TranslateAnimation(0, fromX, 0, fromY);
		set.addAnimation(scale);
		set.addAnimation(translation);
		return set;
		@@ -917,7 +942,7 @@ public class AppTransition implements Dump {
		Animation createThumbnailScaleAnimationLocked(int appWidth, int appHeight, int transit,
		Bitmap thumbnailHeader) {
		Animation a;
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		getDefaultNextAppTransitionStartRect(mTmpRect);
		final int thumbWidthI = thumbnailHeader.getWidth();
		final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1;
		final int thumbHeightI = thumbnailHeader.getHeight();
		@@ -928,8 +953,8 @@ public class AppTransition implements Dump {
		float scaleW = appWidth / thumbWidth;
		float scaleH = appHeight / thumbHeight;
		Animation scale = new ScaleAnimation(1, scaleW, 1, scaleH,
		computePivot(mTmpStartRect.left, 1 / scaleW),
		computePivot(mTmpStartRect.top, 1 / scaleH));
		computePivot(mTmpRect.left, 1 / scaleW),
		computePivot(mTmpRect.top, 1 / scaleH));
		scale.setInterpolator(mDecelerateInterpolator);

		Animation alpha = new AlphaAnimation(1, 0);
		@@ -945,8 +970,8 @@ public class AppTransition implements Dump {
		float scaleW = appWidth / thumbWidth;
		float scaleH = appHeight / thumbHeight;
		a = new ScaleAnimation(scaleW, 1, scaleH, 1,
		computePivot(mTmpStartRect.left, 1 / scaleW),
		computePivot(mTmpStartRect.top, 1 / scaleH));
		computePivot(mTmpRect.left, 1 / scaleW),
		computePivot(mTmpRect.top, 1 / scaleH));
		}

		return prepareThumbnailAnimation(a, appWidth, appHeight, transit);
		@@ -962,7 +987,7 @@ public class AppTransition implements Dump {
		final int appHeight = containingFrame.height();
		Bitmap thumbnailHeader = getAppTransitionThumbnailHeader(taskId);
		Animation a;
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		getDefaultNextAppTransitionStartRect(mTmpRect);
		final int thumbWidthI = thumbnailHeader != null ? thumbnailHeader.getWidth() : appWidth;
		final float thumbWidth = thumbWidthI > 0 ? thumbWidthI : 1;
		final int thumbHeightI = thumbnailHeader != null ? thumbnailHeader.getHeight() : appHeight;
		@@ -974,8 +999,8 @@ public class AppTransition implements Dump {
		float scaleW = thumbWidth / appWidth;
		float scaleH = thumbHeight / appHeight;
		a = new ScaleAnimation(scaleW, 1, scaleH, 1,
		computePivot(mTmpStartRect.left, scaleW),
		computePivot(mTmpStartRect.top, scaleH));
		computePivot(mTmpRect.left, scaleW),
		computePivot(mTmpRect.top, scaleH));
		break;
		}
		case THUMBNAIL_TRANSITION_EXIT_SCALE_UP: {
		@@ -1002,8 +1027,8 @@ public class AppTransition implements Dump {
		float scaleW = thumbWidth / appWidth;
		float scaleH = thumbHeight / appHeight;
		Animation scale = new ScaleAnimation(1, scaleW, 1, scaleH,
		computePivot(mTmpStartRect.left, scaleW),
		computePivot(mTmpStartRect.top, scaleH));
		computePivot(mTmpRect.left, scaleW),
		computePivot(mTmpRect.top, scaleH));

		Animation alpha = new AlphaAnimation(1, 0);

		@@ -1492,15 +1517,15 @@ public class AppTransition implements Dump {
		pw.print(Integer.toHexString(mNextAppTransitionInPlace));
		break;
		case NEXT_TRANSIT_TYPE_SCALE_UP: {
		getDefaultNextAppTransitionStartRect(mTmpStartRect);
		getDefaultNextAppTransitionStartRect(mTmpRect);
		pw.print(prefix); pw.print("mNextAppTransitionStartX=");
		pw.print(mTmpStartRect.left);
		pw.print(mTmpRect.left);
		pw.print(" mNextAppTransitionStartY=");
		pw.println(mTmpStartRect.top);
		pw.println(mTmpRect.top);
		pw.print(prefix); pw.print("mNextAppTransitionStartWidth=");
		pw.print(mTmpStartRect.width());
		pw.print(mTmpRect.width());
		pw.print(" mNextAppTransitionStartHeight=");
		pw.println(mTmpStartRect.height());
		pw.println(mTmpRect.height());
		break;
		}
		case NEXT_TRANSIT_TYPE_THUMBNAIL_SCALE_UP: