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Polish transition between desktop mode and overview

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Fixing desktop task in place along the x-axis and animating its background's alpha to more smoothly handle the transition.

Flag: com.android.launcher3.enable_desktop_task_alpha_animation
Fixes: 320307666
Test: swiped to and from desktop mode and overview
Change-Id: I38d62d0c966733f96c2f4d4ecfa4a9418039fd48
This commit is contained in:
Schneider Victor-tulias
2024-08-21 14:29:07 -04:00
parent dd981d78b5
commit 51433debcd
6 changed files with 115 additions and 24 deletions
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quickstep/src/com/android/quickstep/views/RecentsView.java
+41 -8
View File
@@ -36,6 +36,7 @@ import static com.android.launcher3.AbstractFloatingView.TYPE_TASK_MENU;
import static com.android.launcher3.AbstractFloatingView.getTopOpenViewWithType;
import static com.android.launcher3.BaseActivity.STATE_HANDLER_INVISIBILITY_FLAGS;
import static com.android.launcher3.Flags.enableAdditionalHomeAnimations;
import static com.android.launcher3.Flags.enableDesktopTaskAlphaAnimation;
import static com.android.launcher3.Flags.enableGridOnlyOverview;
import static com.android.launcher3.Flags.enableLargeDesktopWindowingTile;
import static com.android.launcher3.Flags.enableRefactorTaskThumbnail;
@@ -320,6 +321,27 @@ public abstract class RecentsView<
}
};
public static final FloatProperty<RecentsView> RUNNING_TASK_ATTACH_ALPHA =
new FloatProperty<RecentsView>("runningTaskAttachAlpha") {
@Override
public void setValue(RecentsView recentsView, float v) {
TaskView runningTask = recentsView.getRunningTaskView();
if (runningTask == null) {
return;
}
runningTask.setAttachAlpha(v);
}
@Override
public Float get(RecentsView recentsView) {
TaskView runningTask = recentsView.getRunningTaskView();
if (runningTask == null) {
return null;
}
return runningTask.getAttachAlpha();
}
};
public static final int SCROLL_VIBRATION_PRIMITIVE =
Utilities.ATLEAST_S ? VibrationEffect.Composition.PRIMITIVE_LOW_TICK : -1;
public static final float SCROLL_VIBRATION_PRIMITIVE_SCALE = 0.6f;
@@ -2737,10 +2759,17 @@ public abstract class RecentsView<
showCurrentTask(mActiveGestureRunningTasks);
setEnableFreeScroll(false);
setEnableDrawingLiveTile(false);
setRunningTaskHidden(true);
setRunningTaskHidden(!shouldUpdateRunningTaskAlpha());
setTaskIconScaledDown(true);
}
/**
* Returns whether the running task's attach alpha should be updated during the attach animation
*/
public boolean shouldUpdateRunningTaskAlpha() {
return enableDesktopTaskAlphaAnimation() && getRunningTaskView() instanceof DesktopTaskView;
}
private boolean isGestureActive() {
return mActiveGestureRunningTasks != null;
}
@@ -3021,12 +3050,13 @@ public abstract class RecentsView<
public void setRunningTaskHidden(boolean isHidden) {
mRunningTaskTileHidden = isHidden;
TaskView runningTask = getRunningTaskView();
if (runningTask != null) {
runningTask.setStableAlpha(isHidden ? 0 : mContentAlpha);
if (!isHidden) {
AccessibilityManagerCompat.sendCustomAccessibilityEvent(runningTask,
AccessibilityEvent.TYPE_VIEW_FOCUSED, null);
}
if (runningTask == null) {
return;
}
runningTask.setStableAlpha(isHidden ? 0 : mContentAlpha);
if (!isHidden) {
AccessibilityManagerCompat.sendCustomAccessibilityEvent(
runningTask, AccessibilityEvent.TYPE_VIEW_FOCUSED, null);
}
}
@@ -4701,8 +4731,11 @@ public abstract class RecentsView<
: showAsGrid
? gridOffsetSize
: i < modalMidpoint ? modalLeftOffsetSize : modalRightOffsetSize;
float totalTranslationX = translation + modalTranslation;
View child = getChildAt(i);
boolean skipTranslationOffset = enableDesktopTaskAlphaAnimation()
&& i == getRunningTaskIndex()
&& child instanceof DesktopTaskView;
float totalTranslationX = (skipTranslationOffset ? 0f : translation) + modalTranslation;
FloatProperty translationPropertyX = child instanceof TaskView
? ((TaskView) child).getPrimaryTaskOffsetTranslationProperty()
: getPagedOrientationHandler().getPrimaryViewTranslate();