Merge "Use parent frame to update wallpaper offset" into tm-qpr-dev

services/core/java/com/android/server/wm/WallpaperController.java

@@ -371,7 +371,7 @@ class WallpaperController {
 
     boolean updateWallpaperOffset(WindowState wallpaperWin, boolean sync) {
         // Size of the display the wallpaper is rendered on.
-        final Rect lastWallpaperBounds = wallpaperWin.getLastReportedBounds();
+        final Rect lastWallpaperBounds = wallpaperWin.getParentFrame();
         // Full size of the wallpaper (usually larger than bounds above to parallax scroll when
         // swiping through Launcher pages).
         final Rect wallpaperFrame = wallpaperWin.getFrame();

services/core/java/com/android/server/wm/WindowState.java

@@ -3081,12 +3081,6 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
         return mLastReportedConfiguration.getMergedConfiguration();
     }
 
-    /** Returns the last window configuration bounds reported to the client. */
-    Rect getLastReportedBounds() {
-        final Rect bounds = getLastReportedConfiguration().windowConfiguration.getBounds();
-        return !bounds.isEmpty() ? bounds : getBounds();
-    }
-
     void adjustStartingWindowFlags() {
         if (mAttrs.type == TYPE_BASE_APPLICATION && mActivityRecord != null
                 && mActivityRecord.mStartingWindow != null) {
@@ -4421,6 +4415,9 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
             pw.print("null");
         }
 
+        if (mXOffset != 0 || mYOffset != 0) {
+            pw.println(prefix + "mXOffset=" + mXOffset + " mYOffset=" + mYOffset);
+        }
         if (mHScale != 1 || mVScale != 1) {
             pw.println(prefix + "mHScale=" + mHScale
                     + " mVScale=" + mVScale);
@@ -5573,7 +5570,7 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
                 mSurfacePosition);
 
         if (mWallpaperScale != 1f) {
-            final Rect bounds = getLastReportedBounds();
+            final Rect bounds = getParentFrame();
             Matrix matrix = mTmpMatrix;
             matrix.setTranslate(mXOffset, mYOffset);
             matrix.postScale(mWallpaperScale, mWallpaperScale, bounds.exactCenterX(),

services/tests/wmtests/src/com/android/server/wm/WallpaperControllerTests.java

@@ -391,7 +391,7 @@ public class WallpaperControllerTests extends WindowTestsBase {
         dc.updateOrientation();
         dc.sendNewConfiguration();
         spyOn(wallpaperWindow);
-        doReturn(new Rect(0, 0, width, height)).when(wallpaperWindow).getLastReportedBounds();
+        doReturn(new Rect(0, 0, width, height)).when(wallpaperWindow).getParentFrame();
     }
 
     @Test