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Code Issues Packages Projects Releases Wiki Activity

Scale recents during quick switch for large screens.

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Test: manual
Fix: 192470757
Change-Id: I4522455e488213a6f461549a31e78edef35aac21
This commit is contained in:
Pat Manning
2021-07-21 14:14:27 +00:00
parent daf4289766
commit 3786fa188d
2 changed files with 43 additions and 2 deletions
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2
quickstep/res/values/dimens.xml
View File

@@ -70,6 +70,8 @@
<item name="content_scale" format="float" type="dimen">0.97</item>
<dimen name="closing_window_trans_y">115dp</dimen>
<dimen name="quick_switch_scaling_scroll_threshold">100dp</dimen>
<dimen name="recents_empty_message_text_size">16sp</dimen>
<dimen name="recents_empty_message_text_padding">16dp</dimen>

43
quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
View File

@@ -212,6 +212,8 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
public static final long RECENTS_ATTACH_DURATION = 300;
private static final float MAX_QUICK_SWITCH_RECENTS_SCALE_PROGRESS = 0.07f;
/**
* Used as the page index for logging when we return to the last task at the end of the gesture.
*/
@@ -252,6 +254,9 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
private SwipePipToHomeAnimator mSwipePipToHomeAnimator;
protected boolean mIsSwipingPipToHome;
// Interpolate RecentsView scale from start of quick switch scroll until this scroll threshold
private final float mQuickSwitchScaleScrollThreshold;
public AbsSwipeUpHandler(Context context, RecentsAnimationDeviceState deviceState,
TaskAnimationManager taskAnimationManager, GestureState gestureState,
long touchTimeMs, boolean continuingLastGesture,
@@ -267,6 +272,8 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
mTaskAnimationManager = taskAnimationManager;
mTouchTimeMs = touchTimeMs;
mContinuingLastGesture = continuingLastGesture;
mQuickSwitchScaleScrollThreshold = context.getResources().getDimension(
R.dimen.quick_switch_scaling_scroll_threshold);
initAfterSubclassConstructor();
initStateCallbacks();
@@ -669,7 +676,8 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
|| !canCreateNewOrUpdateExistingLauncherTransitionController()) {
return;
}
mLauncherTransitionController.setProgress(mCurrentShift.value, mDragLengthFactor);
mLauncherTransitionController.setProgress(
Math.max(mCurrentShift.value, getScaleProgressDueToScroll()), mDragLengthFactor);
}
/**
@@ -1784,7 +1792,9 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
*/
protected void applyWindowTransform() {
if (mWindowTransitionController != null) {
mWindowTransitionController.setProgress(mCurrentShift.value, mDragLengthFactor);
mWindowTransitionController.setProgress(
Math.max(mCurrentShift.value, getScaleProgressDueToScroll()),
mDragLengthFactor);
}
// No need to apply any transform if there is ongoing swipe-pip-to-home animator since
// that animator handles the leash solely.
@@ -1797,6 +1807,35 @@ public abstract class AbsSwipeUpHandler<T extends StatefulActivity<S>,
ProtoTracer.INSTANCE.get(mContext).scheduleFrameUpdate();
}
// Scaling of RecentsView during quick switch based on amount of recents scroll
private float getScaleProgressDueToScroll() {
if (!mActivity.getDeviceProfile().isTablet || mRecentsView == null
|| !mRecentsViewScrollLinked) {
return 0;
}
float scrollOffset = Math.abs(mRecentsView.getScrollOffset(mRecentsView.getCurrentPage()));
int maxScrollOffset = mRecentsView.getPagedOrientationHandler().getPrimaryValue(
mRecentsView.getLastComputedTaskSize().width(),
mRecentsView.getLastComputedTaskSize().height());
maxScrollOffset += mRecentsView.getPageSpacing();
float maxScaleProgress =
MAX_QUICK_SWITCH_RECENTS_SCALE_PROGRESS * mRecentsView.getMaxScaleForFullScreen();
float scaleProgress = maxScaleProgress;
if (scrollOffset < mQuickSwitchScaleScrollThreshold) {
scaleProgress = Utilities.mapToRange(scrollOffset, 0, mQuickSwitchScaleScrollThreshold,
0, maxScaleProgress, ACCEL_DEACCEL);
} else if (scrollOffset > (maxScrollOffset - mQuickSwitchScaleScrollThreshold)) {
scaleProgress = Utilities.mapToRange(scrollOffset,
(maxScrollOffset - mQuickSwitchScaleScrollThreshold), maxScrollOffset,
maxScaleProgress, 0, ACCEL_DEACCEL);
}
return scaleProgress;
}
/**
* Used for winscope tracing, see launcher_trace.proto
* @see com.android.systemui.shared.tracing.ProtoTraceable#writeToProto