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Commit e45ed5e8 authored by Alan Viverette's avatar Alan Viverette Committed by Android Git Automerger
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am a96b8ea7: am 6a750aa9: Merge "Reduce overdraw after clearing ripples in... 

am a96b8ea7: am 6a750aa9: Merge "Reduce overdraw after clearing ripples in RippleDrawable" into lmp-dev

* commit 'a96b8ea7fe489965b7381b59169dd20fd46d334c':
  Reduce overdraw after clearing ripples in RippleDrawable
parents abe0c395 8835fae3

graphics/java/android/graphics/drawable/Ripple.java

+4 −0
Original line number Diff line number Diff line
@@ -139,6 +139,10 @@ class Ripple { 
        clampStartingPosition();

    }



    public boolean isHardwareAnimating() {

        return mHardwareAnimating;

    }



    private void clampStartingPosition() {

        final float cX = mBounds.exactCenterX();

        final float cY = mBounds.exactCenterY();

graphics/java/android/graphics/drawable/RippleBackground.java

+4 −0
Original line number Diff line number Diff line
@@ -122,6 +122,10 @@ class RippleBackground { 
        mDensity = density;

    }



    public boolean isHardwareAnimating() {

        return mHardwareAnimating;

    }



    public void onHotspotBoundsChanged() {

        if (!mHasMaxRadius) {

            final float halfWidth = mBounds.width() / 2.0f;

graphics/java/android/graphics/drawable/RippleDrawable.java

+22 −5
Original line number Diff line number Diff line
@@ -202,24 +202,31 @@ public class RippleDrawable extends LayerDrawable { 
    public void jumpToCurrentState() {

        super.jumpToCurrentState();



        boolean needsDraw = false;



        if (mRipple != null) {

            needsDraw |= mRipple.isHardwareAnimating();

            mRipple.jump();

        }



        if (mBackground != null) {

            needsDraw |= mBackground.isHardwareAnimating();

            mBackground.jump();

        }



        cancelExitingRipples();

        needsDraw |= cancelExitingRipples();



        mNeedsDraw = true;

        mNeedsDraw = needsDraw;

        invalidateSelf();

    }



    private void cancelExitingRipples() {

    private boolean cancelExitingRipples() {

        boolean needsDraw = false;



        final int count = mExitingRipplesCount;

        final Ripple[] ripples = mExitingRipples;

        for (int i = 0; i < count; i++) {

            needsDraw |= ripples[i].isHardwareAnimating();

            ripples[i].cancel();

        }
@@ -227,6 +234,8 @@ public class RippleDrawable extends LayerDrawable { 
            Arrays.fill(ripples, 0, count, null);

        }

        mExitingRipplesCount = 0;



        return needsDraw;

    }



    @Override
@@ -546,19 +555,23 @@ public class RippleDrawable extends LayerDrawable { 
     * background. Nothing will be drawn after this method is called.

     */

    private void clearHotspots() {

        boolean needsDraw = false;



        if (mRipple != null) {

            needsDraw |= mRipple.isHardwareAnimating();

            mRipple.cancel();

            mRipple = null;

        }



        if (mBackground != null) {

            needsDraw |= mBackground.isHardwareAnimating();

            mBackground.cancel();

            mBackground = null;

        }



        cancelExitingRipples();

        needsDraw |= cancelExitingRipples();



        mNeedsDraw = true;

        mNeedsDraw = needsDraw;

        invalidateSelf();

    }
@@ -657,6 +670,10 @@ public class RippleDrawable extends LayerDrawable { 
        // least draw a color so that hardware invalidation works correctly.

        if (contentLayer < 0 && backgroundLayer < 0 && rippleLayer < 0 && mNeedsDraw) {

            canvas.drawColor(Color.TRANSPARENT);



            // Request another draw so we can avoid adding a transparent layer

            // during the next display list refresh.

            invalidateSelf();

        }

        mNeedsDraw = false;