/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.support.v4.graphics.drawable;

import android.content.res.ColorStateList;
import android.content.res.Resources;
import android.graphics.Outline;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.DrawableContainer;
import android.graphics.drawable.GradientDrawable;
import android.graphics.drawable.InsetDrawable;
import android.os.Build;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.annotation.RequiresApi;

@RequiresApi(21)
class DrawableWrapperApi21 extends DrawableWrapperApi19 {

    DrawableWrapperApi21(Drawable drawable) {
        super(drawable);
    }

    DrawableWrapperApi21(DrawableWrapperState state, Resources resources) {
        super(state, resources);
    }

    @Override
    public void setHotspot(float x, float y) {
        mDrawable.setHotspot(x, y);
    }

    @Override
    public void setHotspotBounds(int left, int top, int right, int bottom) {
        mDrawable.setHotspotBounds(left, top, right, bottom);
    }

    @Override
    public void getOutline(Outline outline) {
        mDrawable.getOutline(outline);
    }

    @Override
    public Rect getDirtyBounds() {
        return mDrawable.getDirtyBounds();
    }

    @Override
    public void setTintList(ColorStateList tint) {
        if (isCompatTintEnabled()) {
            super.setTintList(tint);
        } else {
            mDrawable.setTintList(tint);
        }
    }

    @Override
    public void setTint(int tintColor) {
        if (isCompatTintEnabled()) {
            super.setTint(tintColor);
        } else {
            mDrawable.setTint(tintColor);
        }
    }

    @Override
    public void setTintMode(PorterDuff.Mode tintMode) {
        if (isCompatTintEnabled()) {
            super.setTintMode(tintMode);
        } else {
            mDrawable.setTintMode(tintMode);
        }
    }

    @Override
    public boolean setState(int[] stateSet) {
        if (super.setState(stateSet)) {
            // Manually invalidate because the framework doesn't currently force an invalidation
            // on a state change
            invalidateSelf();
            return true;
        }
        return false;
    }

    @Override
    protected boolean isCompatTintEnabled() {
        if (Build.VERSION.SDK_INT == 21) {
            final Drawable drawable = mDrawable;
            return drawable instanceof GradientDrawable || drawable instanceof DrawableContainer
                    || drawable instanceof InsetDrawable;
        }
        return false;
    }

    @NonNull
    @Override
    DrawableWrapperState mutateConstantState() {
        return new DrawableWrapperStateLollipop(mState, null);
    }

    private static class DrawableWrapperStateLollipop extends DrawableWrapperState {
        DrawableWrapperStateLollipop(@Nullable DrawableWrapperState orig,
                @Nullable Resources res) {
            super(orig, res);
        }

        @Override
        public Drawable newDrawable(@Nullable Resources res) {
            return new DrawableWrapperApi21(this, res);
        }
    }
}

@@ -661,16 +661,90 @@
 wable;%0A%0A
+import static android.support.annotation.RestrictTo.Scope.LIBRARY_GROUP;%0A%0A
 import a
@@ -1101,32 +1101,81 @@
 .InsetDrawable;%0A
+import android.graphics.drawable.RippleDrawable;%0A
 import android.o
@@ -1321,83 +1321,304 @@
 pi;%0A
-%0A@RequiresApi(21)%0Aclass DrawableWrapperApi21 extends DrawableWrapperApi19 %7B
+import android.support.annotation.RestrictTo;%0Aimport android.util.Log;%0A%0Aimport java.lang.reflect.Method;%0A%0A@RequiresApi(21)%0Aclass DrawableWrapperApi21 extends DrawableWrapperApi19 %7B%0A    private static final String TAG = %22DrawableWrapperApi21%22;%0A    private static Method sIsProjectedDrawableMethod;
 %0A%0A  
@@ -1682,24 +1682,73 @@
 (drawable);%0A
+        findAndCacheIsProjectedDrawableMethod();%0A
     %7D%0A%0A    D
@@ -1847,24 +1847,73 @@
 resources);%0A
+        findAndCacheIsProjectedDrawableMethod();%0A
     %7D%0A%0A    @
@@ -3554,16 +3554,36 @@
 Drawable
+%0A                   
  %7C%7C draw
@@ -3672,27 +3672,518 @@
 Drawable
-;%0A        %7D
+%0A                    %7C%7C drawable instanceof RippleDrawable;%0A        %7D%0A        return false;%0A    %7D%0A%0A    /**%0A     * @hide%0A     */%0A    @RestrictTo(LIBRARY_GROUP)%0A    public boolean isProjected() %7B%0A        if (mDrawable != null && sIsProjectedDrawableMethod != null) %7B%0A            try %7B%0A                return (Boolean) sIsProjectedDrawableMethod.invoke(mDrawable);%0A            %7D catch (Exception ex) %7B%0A                Log.w(TAG, %22Error calling Drawable#isProjected() method%22, ex);%0A            %7D%0A        %7D%0A
 %0A       
@@ -4745,11 +4745,384 @@
  %7D%0A    %7D
+%0A%0A    private void findAndCacheIsProjectedDrawableMethod() %7B%0A        if (sIsProjectedDrawableMethod == null) %7B%0A            try %7B%0A                sIsProjectedDrawableMethod = Drawable.class.getDeclaredMethod(%22isProjected%22);%0A            %7D catch (Exception ex) %7B%0A                Log.w(TAG, %22Failed to retrieve Drawable#isProjected() method%22, ex);%0A            %7D%0A        %7D%0A    %7D
 %0A%7D%0A

Enable compat tint for RippleDrawable in API21