| /* |
| * 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 com.android.tv.ui; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorListenerAdapter; |
| import android.view.View; |
| |
| /** |
| * An AnimatorListenerAdapter subclass that conveniently sets the layer type to hardware during the |
| * animation. |
| */ |
| public class HardwareLayerAnimatorListenerAdapter extends AnimatorListenerAdapter { |
| private final View mView; |
| private boolean mLayerTypeChanged; |
| |
| public HardwareLayerAnimatorListenerAdapter(View view) { |
| mView = view; |
| } |
| |
| @Override |
| public void onAnimationStart(Animator animator) { |
| if (mView.hasOverlappingRendering() && mView.getLayerType() == View.LAYER_TYPE_NONE) { |
| mLayerTypeChanged = true; |
| mView.setLayerType(View.LAYER_TYPE_HARDWARE, null); |
| } |
| } |
| |
| @Override |
| public void onAnimationEnd(Animator animator) { |
| if (mLayerTypeChanged) { |
| mLayerTypeChanged = false; |
| mView.setLayerType(View.LAYER_TYPE_NONE, null); |
| } |
| } |
| } |