| /* |
| * Copyright (C) 2016 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 com.android.systemui.statusbar.notification; |
| |
| import android.graphics.drawable.Icon; |
| import android.util.Pools; |
| import android.view.View; |
| import android.widget.ImageView; |
| |
| import com.android.systemui.R; |
| |
| /** |
| * A transform state of a image view. |
| */ |
| public class ImageTransformState extends TransformState { |
| |
| public static final int ICON_TAG = R.id.image_icon_tag; |
| private static Pools.SimplePool<ImageTransformState> sInstancePool |
| = new Pools.SimplePool<>(40); |
| private Icon mIcon; |
| |
| @Override |
| public void initFrom(View view) { |
| super.initFrom(view); |
| if (view instanceof ImageView) { |
| mIcon = (Icon) view.getTag(ICON_TAG); |
| } |
| } |
| |
| @Override |
| protected boolean sameAs(TransformState otherState) { |
| if (otherState instanceof ImageTransformState) { |
| return mIcon != null && mIcon.sameAs(((ImageTransformState) otherState).getIcon()); |
| } |
| return super.sameAs(otherState); |
| } |
| |
| public Icon getIcon() { |
| return mIcon; |
| } |
| |
| public static ImageTransformState obtain() { |
| ImageTransformState instance = sInstancePool.acquire(); |
| if (instance != null) { |
| return instance; |
| } |
| return new ImageTransformState(); |
| } |
| |
| @Override |
| protected boolean animateScale() { |
| return true; |
| } |
| |
| @Override |
| public void recycle() { |
| super.recycle(); |
| sInstancePool.release(this); |
| } |
| |
| @Override |
| protected void reset() { |
| super.reset(); |
| mIcon = null; |
| } |
| } |