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Implement fade animation on SplitDecorManager

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Implement fade animation on it and follow-up to new design that
only show decor on lager side.

Bug: 220985951
Test: manual
Test: pass existing tests
Change-Id: Ifa3487075ffcfb2041c94a9435e27d4aca500842
This commit is contained in:
Tony Huang
2022-03-08 17:22:36 +08:00
parent 72fbb77539
commit d76637e8fd
1 changed files with 89 additions and 5 deletions
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94
libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitDecorManager.java
View File

@@ -23,6 +23,9 @@ import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERL
import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
import static android.view.WindowManagerPolicyConstants.SPLIT_DIVIDER_LAYER;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.ValueAnimator;
import android.app.ActivityManager;
import android.content.Context;
import android.content.res.Configuration;
@@ -42,6 +45,8 @@ import android.view.WindowlessWindowManager;
import android.widget.FrameLayout;
import android.widget.ImageView;
import androidx.annotation.NonNull;
import com.android.launcher3.icons.IconProvider;
import com.android.wm.shell.R;
import com.android.wm.shell.common.SurfaceUtils;
@@ -52,6 +57,7 @@ import com.android.wm.shell.common.SurfaceUtils;
public class SplitDecorManager extends WindowlessWindowManager {
private static final String TAG = SplitDecorManager.class.getSimpleName();
private static final String RESIZING_BACKGROUND_SURFACE_NAME = "ResizingBackground";
private static final long FADE_DURATION = 133;
private final IconProvider mIconProvider;
private final SurfaceSession mSurfaceSession;
@@ -63,6 +69,11 @@ public class SplitDecorManager extends WindowlessWindowManager {
private SurfaceControl mIconLeash;
private SurfaceControl mBackgroundLeash;
private boolean mShown;
private boolean mIsResizing;
private Rect mBounds = new Rect();
private ValueAnimator mFadeAnimator;
public SplitDecorManager(Configuration configuration, IconProvider iconProvider,
SurfaceSession surfaceSession) {
super(configuration, null /* rootSurface */, null /* hostInputToken */);
@@ -137,16 +148,19 @@ public class SplitDecorManager extends WindowlessWindowManager {
return;
}
if (!mIsResizing) {
mIsResizing = true;
mBounds.set(newBounds);
}
if (mBackgroundLeash == null) {
mBackgroundLeash = SurfaceUtils.makeColorLayer(mHostLeash,
RESIZING_BACKGROUND_SURFACE_NAME, mSurfaceSession);
t.setColor(mBackgroundLeash, getResizingBackgroundColor(resizingTask))
.setLayer(mBackgroundLeash, SPLIT_DIVIDER_LAYER - 1)
.show(mBackgroundLeash);
.setLayer(mBackgroundLeash, SPLIT_DIVIDER_LAYER - 1);
}
if (mIcon == null && resizingTask.topActivityInfo != null) {
// TODO: add fade-in animation.
mIcon = mIconProvider.getIcon(resizingTask.topActivityInfo);
mResizingIconView.setImageDrawable(mIcon);
mResizingIconView.setVisibility(View.VISIBLE);
@@ -156,12 +170,20 @@ public class SplitDecorManager extends WindowlessWindowManager {
lp.width = mIcon.getIntrinsicWidth();
lp.height = mIcon.getIntrinsicHeight();
mViewHost.relayout(lp);
t.show(mIconLeash).setLayer(mIconLeash, SPLIT_DIVIDER_LAYER);
t.setLayer(mIconLeash, SPLIT_DIVIDER_LAYER);
}
t.setPosition(mIconLeash,
newBounds.width() / 2 - mIcon.getIntrinsicWidth() / 2,
newBounds.height() / 2 - mIcon.getIntrinsicWidth() / 2);
boolean show = newBounds.width() > mBounds.width() || newBounds.height() > mBounds.height();
if (show != mShown) {
if (mFadeAnimator != null && mFadeAnimator.isRunning()) {
mFadeAnimator.cancel();
}
startFadeAnimation(show, false /* releaseLeash */);
mShown = show;
}
}
/** Stops showing resizing hint. */
@@ -170,6 +192,68 @@ public class SplitDecorManager extends WindowlessWindowManager {
return;
}
mIsResizing = false;
if (mFadeAnimator != null && mFadeAnimator.isRunning()) {
if (!mShown) {
// If fade-out animation is running, just add release callback to it.
SurfaceControl.Transaction finishT = new SurfaceControl.Transaction();
mFadeAnimator.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
releaseLeash(finishT);
finishT.apply();
finishT.close();
}
});
return;
}
// If fade-in animation is running, cancel it and re-run fade-out one.
mFadeAnimator.cancel();
}
if (mShown) {
startFadeAnimation(false /* show */, true /* releaseLeash */);
mShown = false;
} else {
// Surface is hidden so release it directly.
releaseLeash(t);
}
}
private void startFadeAnimation(boolean show, boolean releaseLeash) {
final SurfaceControl.Transaction animT = new SurfaceControl.Transaction();
mFadeAnimator = ValueAnimator.ofFloat(0f, 1f);
mFadeAnimator.setDuration(FADE_DURATION);
mFadeAnimator.addUpdateListener(valueAnimator-> {
final float progress = (float) valueAnimator.getAnimatedValue();
animT.setAlpha(mBackgroundLeash, show ? progress : 1 - progress);
animT.setAlpha(mIconLeash, show ? progress : 1 - progress);
animT.apply();
});
mFadeAnimator.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(@NonNull Animator animation) {
if (show) {
animT.show(mBackgroundLeash).show(mIconLeash).apply();
}
}
@Override
public void onAnimationEnd(@NonNull Animator animation) {
if (!show) {
animT.hide(mBackgroundLeash).hide(mIconLeash).apply();
}
if (releaseLeash) {
releaseLeash(animT);
animT.apply();
}
animT.close();
}
});
mFadeAnimator.start();
}
private void releaseLeash(SurfaceControl.Transaction t) {
if (mBackgroundLeash != null) {
t.remove(mBackgroundLeash);
mBackgroundLeash = null;