| /* |
| * 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 androidx.core.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.graphics.drawable.RippleDrawable; |
| import android.os.Build; |
| import android.util.Log; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| import androidx.annotation.RequiresApi; |
| |
| import java.lang.reflect.Method; |
| |
| @RequiresApi(21) |
| class WrappedDrawableApi21 extends WrappedDrawableApi14 { |
| private static final String TAG = "WrappedDrawableApi21"; |
| private static Method sIsProjectedDrawableMethod; |
| |
| WrappedDrawableApi21(Drawable drawable) { |
| super(drawable); |
| findAndCacheIsProjectedDrawableMethod(); |
| } |
| |
| WrappedDrawableApi21(DrawableWrapperState state, Resources resources) { |
| super(state, resources); |
| findAndCacheIsProjectedDrawableMethod(); |
| } |
| |
| @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(@NonNull Outline outline) { |
| mDrawable.getOutline(outline); |
| } |
| |
| @NonNull |
| @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(@NonNull 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 |
| || drawable instanceof RippleDrawable; |
| } |
| return false; |
| } |
| |
| /** |
| * This method is overriding hidden framework method in {@link Drawable}. It is used by the |
| * system and thus it should not be removed. |
| */ |
| public boolean isProjected() { |
| if (mDrawable != null && sIsProjectedDrawableMethod != null) { |
| try { |
| return (Boolean) sIsProjectedDrawableMethod.invoke(mDrawable); |
| } catch (Exception ex) { |
| Log.w(TAG, "Error calling Drawable#isProjected() method", ex); |
| } |
| } |
| |
| 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); |
| } |
| |
| @NonNull |
| @Override |
| public Drawable newDrawable(@Nullable Resources res) { |
| return new WrappedDrawableApi21(this, res); |
| } |
| } |
| |
| private void findAndCacheIsProjectedDrawableMethod() { |
| if (sIsProjectedDrawableMethod == null) { |
| try { |
| sIsProjectedDrawableMethod = Drawable.class.getDeclaredMethod("isProjected"); |
| } catch (Exception ex) { |
| Log.w(TAG, "Failed to retrieve Drawable#isProjected() method", ex); |
| } |
| } |
| } |
| } |