Snap for 5228332 from 6a4b70c773 to qt-release

Change-Id: I10976485735562a993f3dea38c410156f802b169

quickstep/res/values/dimens.xml

@@ -20,6 +20,8 @@
     <dimen name="task_thumbnail_half_top_margin">12dp</dimen>
     <dimen name="task_thumbnail_icon_size">48dp</dimen>
     <dimen name="task_corner_radius">8dp</dimen>
+    <!-- For screens without rounded corners -->
+    <dimen name="task_corner_radius_small">2dp</dimen>
     <dimen name="recents_page_spacing">10dp</dimen>
     <dimen name="recents_clear_all_deadzone_vertical_margin">70dp</dimen>
     <dimen name="quickscrub_adjacent_visible_width">20dp</dimen>

quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java

@@ -629,9 +629,12 @@ public class LauncherAppTransitionManagerImpl extends LauncherAppTransitionManag
                 // Animate window corner radius from 100% to windowCornerRadius.
                 float windowCornerRadius = RecentsModel.INSTANCE.get(mLauncher)
                         .getWindowCornerRadius();
-                float circleRadius = iconWidth / 2f;
-                float windowRadius = Utilities.mapRange(easePercent, circleRadius,
-                        windowCornerRadius);
+                float windowRadius = 0;
+                if (RecentsModel.INSTANCE.get(mLauncher).supportsRoundedCornersOnWindows()) {
+                    float circleRadius = iconWidth / 2f;
+                    windowRadius = Utilities.mapRange(easePercent, circleRadius,
+                            windowCornerRadius);
+                }
 
                 // Animate the window crop so that it starts off as a square, and then reveals
                 // horizontally.

quickstep/src/com/android/quickstep/RecentsModel.java

@@ -66,6 +66,7 @@ public class RecentsModel extends TaskStackChangeListener {
     private final TaskThumbnailCache mThumbnailCache;
 
     private float mWindowCornerRadius = -1;
+    private Boolean mSupportsRoundedCornersOnWindows;
 
 
     private RecentsModel(Context context) {
@@ -200,6 +201,26 @@ public class RecentsModel extends TaskStackChangeListener {
         return mWindowCornerRadius;
     }
 
+    public boolean supportsRoundedCornersOnWindows() {
+        if (mSupportsRoundedCornersOnWindows == null) {
+            if (mSystemUiProxy != null) {
+                try {
+                    mSupportsRoundedCornersOnWindows =
+                            mSystemUiProxy.supportsRoundedCornersOnWindows();
+                } catch (RemoteException e) {
+                    Log.w(TAG, "Connection to ISystemUIProxy was lost, ignoring window corner "
+                            + "radius");
+                    return false;
+                }
+            } else {
+                Log.w(TAG, "ISystemUIProxy is null, ignoring window corner radius");
+                return false;
+            }
+        }
+
+        return mSupportsRoundedCornersOnWindows;
+    }
+
     public void onTrimMemory(int level) {
         if (level == ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
             mThumbnailCache.getHighResLoadingState().setVisible(false);

quickstep/src/com/android/quickstep/util/ClipAnimationHelper.java

@@ -87,6 +87,8 @@ public class ClipAnimationHelper {
     private final float mWindowCornerRadius;
     // Corner radius of windows when they're in overview mode.
     private final float mTaskCornerRadius;
+    // If windows can have real time rounded corners.
+    private final boolean mSupportsRoundedCornersOnWindows;
 
     // Corner radius currently applied to transformed window.
     private float mCurrentCornerRadius;
@@ -103,8 +105,12 @@ public class ClipAnimationHelper {
             (t, a1) -> a1;
 
     public ClipAnimationHelper(Context context) {
-        mTaskCornerRadius = context.getResources().getDimension(R.dimen.task_corner_radius);
-        mWindowCornerRadius  = RecentsModel.INSTANCE.get(context).getWindowCornerRadius();
+        mWindowCornerRadius = RecentsModel.INSTANCE.get(context).getWindowCornerRadius();
+        mSupportsRoundedCornersOnWindows = RecentsModel.INSTANCE.get(context)
+                .supportsRoundedCornersOnWindows();
+        int taskCornerRadiusRes = mSupportsRoundedCornersOnWindows ?
+                R.dimen.task_corner_radius : R.dimen.task_corner_radius_small;
+        mTaskCornerRadius = context.getResources().getDimension(taskCornerRadiusRes);
     }
 
     private void updateSourceStack(RemoteAnimationTargetCompat target) {
@@ -186,8 +192,10 @@ public class ClipAnimationHelper {
                     mTmpMatrix.setRectToRect(mSourceRect, currentRect, ScaleToFit.FILL);
                     mTmpMatrix.postTranslate(app.position.x, app.position.y);
                     mClipRectF.roundOut(crop);
-                    cornerRadius = Utilities.mapRange(progress, mWindowCornerRadius,
-                            mTaskCornerRadius);
+                    if (mSupportsRoundedCornersOnWindows) {
+                        cornerRadius = Utilities.mapRange(progress, mWindowCornerRadius,
+                                mTaskCornerRadius);
+                    }
                     mCurrentCornerRadius = cornerRadius;
                 }