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Commit 3ca12be7 authored by Robert Carr's avatar Robert Carr Committed by Rob Carr
Browse files

SurfaceView: Wait to gather transparent region. 

With the introduction of surfaceRedrawNeededAsync we may
be asked to gather the transparent region ahead of the SurfaceView
having been drawn.

Bug: 38324871
Test: Launch Chrome Canary a lot! No Flickers.
Change-Id: I35f09a1bb8316895fa704b10c912e64a8920bd90
parent 387b97e6

core/java/android/view/SurfaceView.java

+3 −2
Original line number Diff line number Diff line
@@ -138,6 +138,8 @@ public class SurfaceView extends View implements ViewRootImpl.WindowStoppedCallb 
                case DRAW_FINISHED_MSG: {

                    mDrawFinished = true;

                    if (mAttachedToWindow) {

                        mParent.requestTransparentRegion(SurfaceView.this);



                        notifyDrawFinished();

                        invalidate();

                    }
@@ -247,7 +249,6 @@ public class SurfaceView extends View implements ViewRootImpl.WindowStoppedCallb 
        getViewRootImpl().addWindowStoppedCallback(this);

        mWindowStopped = false;



        mParent.requestTransparentRegion(this);

        mViewVisibility = getVisibility() == VISIBLE;

        updateRequestedVisibility();
@@ -352,7 +353,7 @@ public class SurfaceView extends View implements ViewRootImpl.WindowStoppedCallb 


    @Override

    public boolean gatherTransparentRegion(Region region) {

        if (isAboveParent()) {

        if (isAboveParent() || !mDrawFinished) {

            return super.gatherTransparentRegion(region);

        }