am dc4c4198: Merge "Switched to round rect clipping while appearing notifications" into mnc-dev

* commit 'dc4c4198f06290ddcb2afec70ae74842ca781a37':
  Switched to round rect clipping while appearing notifications

packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java

@@ -21,15 +21,8 @@ import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.BitmapShader;
 import android.graphics.Canvas;
-import android.graphics.Color;
-import android.graphics.Paint;
-import android.graphics.PorterDuff;
-import android.graphics.PorterDuffColorFilter;
 import android.graphics.RectF;
-import android.graphics.Shader;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 import android.view.View;
@@ -100,7 +93,6 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
     private boolean mDark;
 
     private int mBgTint = 0;
-    private final int mRoundedRectCornerRadius;
 
     /**
      * Flag to indicate that the notification has been touched once and the second touch will
@@ -126,10 +118,8 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
     private NotificationBackgroundView mBackgroundDimmed;
     private ObjectAnimator mBackgroundAnimator;
     private RectF mAppearAnimationRect = new RectF();
-    private PorterDuffColorFilter mAppearAnimationFilter;
     private float mAnimationTranslationY;
     private boolean mDrawingAppearAnimation;
-    private Paint mAppearPaint = new Paint();
     private ValueAnimator mAppearAnimator;
     private float mAppearAnimationFraction = -1.0f;
     private float mAppearAnimationTranslation;
@@ -151,9 +141,6 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
         mLinearInterpolator = new LinearInterpolator();
         setClipChildren(false);
         setClipToPadding(false);
-        mAppearAnimationFilter = new PorterDuffColorFilter(0, PorterDuff.Mode.SRC_ATOP);
-        mRoundedRectCornerRadius = getResources().getDimensionPixelSize(
-                R.dimen.notification_material_rounded_rect_radius);
         mLegacyColor = context.getColor(R.color.notification_legacy_background_color);
         mNormalColor = context.getColor(R.color.notification_material_background_color);
         mLowPriorityColor = context.getColor(
@@ -661,20 +648,26 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
     }
 
     private void updateAppearAnimationAlpha() {
-        int backgroundColor = getBgColor();
+        float contentAlphaProgress = mAppearAnimationFraction;
-        if (backgroundColor != -1) {
+        contentAlphaProgress = contentAlphaProgress / (1.0f - ALPHA_ANIMATION_END);
-            float contentAlphaProgress = mAppearAnimationFraction;
+        contentAlphaProgress = Math.min(1.0f, contentAlphaProgress);
-            contentAlphaProgress = contentAlphaProgress / (1.0f - ALPHA_ANIMATION_END);
+        contentAlphaProgress = mCurrentAlphaInterpolator.getInterpolation(contentAlphaProgress);
-            contentAlphaProgress = Math.min(1.0f, contentAlphaProgress);
+        setContentAlpha(contentAlphaProgress);
-            contentAlphaProgress = mCurrentAlphaInterpolator.getInterpolation(contentAlphaProgress);
-            int sourceColor = Color.argb((int) (255 * (1.0f - contentAlphaProgress)),
-                    Color.red(backgroundColor), Color.green(backgroundColor),
-                    Color.blue(backgroundColor));
-            mAppearAnimationFilter.setColor(sourceColor);
-            mAppearPaint.setColorFilter(mAppearAnimationFilter);
-        }
     }
 
+    private void setContentAlpha(float contentAlpha) {
+        int layerType = contentAlpha == 0.0f || contentAlpha == 1.0f ? LAYER_TYPE_NONE
+                : LAYER_TYPE_HARDWARE;
+        View contentView = getContentView();
+        int currentLayerType = contentView.getLayerType();
+        if (currentLayerType != layerType) {
+            contentView.setLayerType(layerType, null);
+        }
+        contentView.setAlpha(contentAlpha);
+    }
+
+    protected abstract View getContentView();
+
     private int getBgColor() {
         if (mBgTint != 0) {
             return mBgTint;
@@ -708,41 +701,24 @@ public abstract class ActivatableNotificationView extends ExpandableOutlineView
      */
     private void enableAppearDrawing(boolean enable) {
         if (enable != mDrawingAppearAnimation) {
-            if (enable) {
-                if (getWidth() == 0 || getActualHeight() == 0) {
-                    // TODO: This should not happen, but it can during expansion. Needs
-                    // investigation
-                    return;
-                }
-                Bitmap bitmap = Bitmap.createBitmap(getWidth(), getActualHeight(),
-                        Bitmap.Config.ARGB_8888);
-                Canvas canvas = new Canvas(bitmap);
-                draw(canvas);
-                mAppearPaint.setShader(new BitmapShader(bitmap, Shader.TileMode.CLAMP,
-                        Shader.TileMode.CLAMP));
-            } else {
-                mAppearPaint.setShader(null);
-            }
             mDrawingAppearAnimation = enable;
+            if (!enable) {
+                setContentAlpha(1.0f);
+            }
             invalidate();
         }
     }
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
-        if (!mDrawingAppearAnimation) {
+        if (mDrawingAppearAnimation) {
-            super.dispatchDraw(canvas);
+            canvas.save();
-        } else {
+            canvas.translate(0, mAppearAnimationTranslation);
-            drawAppearRect(canvas);
+        }
+        super.dispatchDraw(canvas);
+        if (mDrawingAppearAnimation) {
+            canvas.restore();
         }
-    }
-
-    private void drawAppearRect(Canvas canvas) {
-        canvas.save();
-        canvas.translate(0, mAppearAnimationTranslation);
-        canvas.drawRoundRect(mAppearAnimationRect, mRoundedRectCornerRadius,
-                mRoundedRectCornerRadius, mAppearPaint);
-        canvas.restore();
     }
 
     public void setOnActivatedListener(OnActivatedListener onActivatedListener) {

packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java

@@ -855,6 +855,11 @@ public class ExpandableNotificationRow extends ActivatableNotificationView {
         return showingLayout.isContentExpandable();
     }
 
+    @Override
+    protected View getContentView() {
+        return getShowingLayout();
+    }
+
     @Override
     public void setActualHeight(int height, boolean notifyListeners) {
         super.setActualHeight(height, notifyListeners);

packages/SystemUI/src/com/android/systemui/statusbar/ExpandableOutlineView.java

@@ -24,16 +24,21 @@ import android.util.AttributeSet;
 import android.view.View;
 import android.view.ViewOutlineProvider;
 
+import com.android.systemui.R;
+
 /**
  * Like {@link ExpandableView}, but setting an outline for the height and clipping.
  */
 public abstract class ExpandableOutlineView extends ExpandableView {
 
     private final Rect mOutlineRect = new Rect();
+    protected final int mRoundedRectCornerRadius;
     private boolean mCustomOutline;
 
     public ExpandableOutlineView(Context context, AttributeSet attrs) {
         super(context, attrs);
+        mRoundedRectCornerRadius = getResources().getDimensionPixelSize(
+                R.dimen.notification_material_rounded_rect_radius);
         setOutlineProvider(new ViewOutlineProvider() {
             @Override
             public void getOutline(View view, Outline outline) {
@@ -43,7 +48,7 @@ public abstract class ExpandableOutlineView extends ExpandableView {
                             getWidth(),
                             Math.max(getActualHeight(), mClipTopAmount));
                 } else {
-                    outline.setRect(mOutlineRect);
+                    outline.setRoundRect(mOutlineRect, mRoundedRectCornerRadius);
                 }
             }
         });
@@ -66,12 +71,14 @@ public abstract class ExpandableOutlineView extends ExpandableView {
             setOutlineRect(rect.left, rect.top, rect.right, rect.bottom);
         } else {
             mCustomOutline = false;
+            setClipToOutline(false);
             invalidateOutline();
         }
     }
 
     protected void setOutlineRect(float left, float top, float right, float bottom) {
         mCustomOutline = true;
+        setClipToOutline(true);
 
         mOutlineRect.set((int) left, (int) top, (int) right, (int) bottom);
 

packages/SystemUI/src/com/android/systemui/statusbar/NotificationOverflowContainer.java

@@ -18,6 +18,7 @@ package com.android.systemui.statusbar;
 
 import android.content.Context;
 import android.util.AttributeSet;
+import android.view.View;
 import android.widget.TextView;
 
 import com.android.systemui.R;
@@ -32,6 +33,7 @@ public class NotificationOverflowContainer extends ActivatableNotificationView {
     private NotificationOverflowIconsView mIconsView;
     private ViewInvertHelper mViewInvertHelper;
     private boolean mDark;
+    private View mContent;
 
     public NotificationOverflowContainer(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -43,7 +45,8 @@ public class NotificationOverflowContainer extends ActivatableNotificationView {
         mIconsView = (NotificationOverflowIconsView) findViewById(R.id.overflow_icons_view);
         mIconsView.setMoreText((TextView) findViewById(R.id.more_text));
         mIconsView.setOverflowIndicator(findViewById(R.id.more_icon_overflow));
-        mViewInvertHelper = new ViewInvertHelper(findViewById(R.id.content),
+        mContent = findViewById(R.id.content);
+        mViewInvertHelper = new ViewInvertHelper(mContent,
                 NotificationPanelView.DOZE_ANIMATION_DURATION);
     }
 
@@ -59,6 +62,11 @@ public class NotificationOverflowContainer extends ActivatableNotificationView {
         }
     }
 
+    @Override
+    protected View getContentView() {
+        return mContent;
+    }
+
     public NotificationOverflowIconsView getIconsView() {
         return mIconsView;
     }