Move window to align with first task during quick scrub (8cb30026) · Commits · e / os / android_packages_apps_Trebuchet

quickstep/src/com/android/quickstep/QuickScrubController.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -93,7 +93,7 @@ public class QuickScrubController implements OnAlarmListener {
		}

		public void snapToPageForCurrentQuickScrubSection() {
		goToPageWithHaptic(mRecentsView.getCurrentPage() + mQuickScrubSection);
		goToPageWithHaptic(mRecentsView.getFirstTaskIndex() + mQuickScrubSection);
		}

		private void goToPageWithHaptic(int pageToGoTo) {

quickstep/src/com/android/quickstep/RecentsView.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -135,6 +135,7 @@ public class RecentsView extends PagedView implements Insettable {
		final TaskView taskView = (TaskView) getChildAt(i);
		if (taskView.getTask().key.id == taskId) {
		taskView.onTaskDataLoaded(taskView.getTask(), thumbnailData);
		taskView.setAlpha(1);
		return;
		}
		}
		@@ -467,7 +468,9 @@ public class RecentsView extends PagedView implements Insettable {
		mRunningTaskId = runningTaskId;
		setCurrentPage(mFirstTaskIndex);
		if (mCurrentPage >= mFirstTaskIndex) {
		((TaskView) getPageAt(mCurrentPage)).setIconScale(0);
		TaskView currentTask = (TaskView) getPageAt(mCurrentPage);
		currentTask.setIconScale(0);
		currentTask.setAlpha(0);
		}
		}

quickstep/src/com/android/quickstep/TaskView.java

+0 −1

Original line number	Diff line number	Diff line
		@@ -212,7 +212,6 @@ public class TaskView extends FrameLayout implements TaskCallbacks, PageCallback

		float translation =
		scrollState.distanceFromScreenCenter * curveInterpolation * CURVE_FACTOR;
		setTranslationX(translation);

		if (scrollState.lastScrollType == SCROLL_TYPE_WORKSPACE) {
		// Make sure that the task cards do not overlap with the workspace card

quickstep/src/com/android/quickstep/WindowTransformSwipeHandler.java

+25 −3

Original line number	Diff line number	Diff line
		@@ -124,6 +124,8 @@ public class WindowTransformSwipeHandler extends BaseSwipeInteractionHandler {
		private final Rect mHomeStackBounds = new Rect();
		// The bounds of the task view in launcher window coordinates
		private final Rect mTargetRect = new Rect();
		// Doesn't change after initialized, used as an anchor when changing mTargetRect
		private final Rect mInitialTargetRect = new Rect();
		// The interpolated rect from the source app rect to the target rect
		private final Rect mCurrentRect = new Rect();
		// The clip rect in source app window coordinates
		@@ -224,6 +226,7 @@ public class WindowTransformSwipeHandler extends BaseSwipeInteractionHandler {
		RecentsView.getPageRect(dp, mContext, mTargetRect);
		mTargetRect.offset(mHomeStackBounds.left - mSourceStackBounds.left,
		mHomeStackBounds.top - mSourceStackBounds.top);
		mInitialTargetRect.set(mTargetRect);

		// Calculate the clip based on the target rect (since the content insets and the
		// launcher insets may differ, so the aspect ratio of the target rect can differ
		@@ -436,7 +439,9 @@ public class WindowTransformSwipeHandler extends BaseSwipeInteractionHandler {

		synchronized (mRecentsAnimationWrapper) {
		if (mRecentsAnimationWrapper.controller != null) {
		synchronized (mTargetRect) {
		mRectEvaluator.evaluate(shift, mSourceRect, mTargetRect);
		}
		float scale = (float) mCurrentRect.width() / mSourceRect.width();

		mClipRect.left = (int) (mSourceWindowClipInsets.left * shift);
		@@ -460,11 +465,28 @@ public class WindowTransformSwipeHandler extends BaseSwipeInteractionHandler {
		}

		if (mLauncherTransitionController != null) {
		if (Looper.getMainLooper() == Looper.myLooper()) {
		Runnable runOnUi = () -> {
		mLauncherTransitionController.setPlayFraction(shift);

		// Make sure the window follows the first task if it moves, e.g. during quick scrub.
		int firstTaskIndex = mRecentsView.getFirstTaskIndex();
		View firstTask = mRecentsView.getPageAt(firstTaskIndex);
		int scrollForFirstTask = mRecentsView.getScrollForPage(firstTaskIndex);
		int offsetFromFirstTask = (scrollForFirstTask - mRecentsView.getScrollX());
		if (offsetFromFirstTask != 0) {
		synchronized (mTargetRect) {
		mTargetRect.set(mInitialTargetRect);
		Utilities.scaleRectAboutCenter(mTargetRect, firstTask.getScaleX());
		int offsetX = (int) (offsetFromFirstTask + firstTask.getTranslationX());
		mTargetRect.offset(offsetX, 0);
		}
		}
		};
		if (Looper.getMainLooper() == Looper.myLooper()) {
		runOnUi.run();
		} else {
		// The fling operation completed even before the launcher was drawn
		mMainExecutor.execute(() -> mLauncherTransitionController.setPlayFraction(shift));
		mMainExecutor.execute(runOnUi);
		}
		}
		}