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Animate SplitPlaceholderView when entering split from overview

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Bugs tracked in b/181704764

Bug: 181704764
Test: Tested on phone and large screen in multiple orientations

Change-Id: I07509006ae3d1f4425dc5119d0c8ed52b41a3bc2
This commit is contained in:
Vinit Nayak
2021-06-24 15:23:21 -07:00
parent b971baefe1
commit 7903758d08
19 changed files with 542 additions and 97 deletions
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70
src/com/android/launcher3/touch/PortraitPagedViewHandler.java
View File

@@ -24,6 +24,7 @@ import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITIO
import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN;
import android.content.res.Resources;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.graphics.Rect;
import android.graphics.RectF;
@@ -47,6 +48,9 @@ import java.util.List;
public class PortraitPagedViewHandler implements PagedOrientationHandler {
private final Matrix mTmpMatrix = new Matrix();
private final RectF mTmpRectF = new RectF();
@Override
public <T> T getPrimaryValue(T x, T y) {
return x;
@@ -206,6 +210,16 @@ public class PortraitPagedViewHandler implements PagedOrientationHandler {
return Surface.ROTATION_0;
}
@Override
public void setPrimaryScale(View view, float scale) {
view.setScaleX(scale);
}
@Override
public void setSecondaryScale(View view, float scale) {
view.setScaleY(scale);
}
@Override
public int getChildStart(View view) {
return view.getLeft();
@@ -397,6 +411,62 @@ public class PortraitPagedViewHandler implements PagedOrientationHandler {
return options;
}
@Override
public void getInitialSplitPlaceholderBounds(int placeholderHeight, DeviceProfile dp,
SplitPositionOption splitPositionOption, Rect out) {
int width = dp.widthPx;
out.set(0, 0, width, placeholderHeight);
if (!dp.isLandscape) {
// portrait, phone or tablet - spans width of screen, nothing else to do
return;
}
// Now we rotate the portrait rect depending on what side we want pinned
boolean pinToRight = splitPositionOption.mStagePosition == STAGE_POSITION_BOTTOM_OR_RIGHT;
int screenHeight = dp.heightPx;
float postRotateScale = (float) screenHeight / width;
mTmpMatrix.reset();
mTmpMatrix.postRotate(pinToRight ? 90 : 270);
mTmpMatrix.postTranslate(pinToRight ? width : 0, pinToRight ? 0 : width);
// The placeholder height stays constant after rotation, so we don't change width scale
mTmpMatrix.postScale(1, postRotateScale);
mTmpRectF.set(out);
mTmpMatrix.mapRect(mTmpRectF);
mTmpRectF.roundOut(out);
}
@Override
public void getFinalSplitPlaceholderBounds(int splitDividerSize, DeviceProfile dp,
SplitPositionOption initialSplitOption, Rect out1, Rect out2) {
int screenHeight = dp.heightPx;
int screenWidth = dp.widthPx;
out1.set(0, 0, screenWidth, screenHeight / 2 - splitDividerSize);
out2.set(0, screenHeight / 2 + splitDividerSize, screenWidth, screenHeight);
if (!dp.isLandscape) {
// Portrait - the window bounds are always top and bottom half
return;
}
// Now we rotate the portrait rect depending on what side we want pinned
boolean pinToRight = initialSplitOption.mStagePosition == STAGE_POSITION_BOTTOM_OR_RIGHT;
float postRotateScale = (float) screenHeight / screenWidth;
mTmpMatrix.reset();
mTmpMatrix.postRotate(pinToRight ? 90 : 270);
mTmpMatrix.postTranslate(pinToRight ? screenHeight : 0, pinToRight ? 0 : screenWidth);
mTmpMatrix.postScale(1 / postRotateScale, postRotateScale);
mTmpRectF.set(out1);
mTmpMatrix.mapRect(mTmpRectF);
mTmpRectF.roundOut(out1);
mTmpRectF.set(out2);
mTmpMatrix.mapRect(mTmpRectF);
mTmpRectF.roundOut(out2);
}
@Override
public FloatProperty getSplitSelectTaskOffset(FloatProperty primary, FloatProperty secondary,
DeviceProfile dp) {