| /* |
| * Copyright (C) 2014 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.view; |
| |
| import android.animation.RevealAnimator; |
| import android.animation.ValueAnimator; |
| |
| /** |
| * Defines common utilities for working with View's animations. |
| * |
| */ |
| public class ViewAnimationUtils { |
| private ViewAnimationUtils() {} |
| /** |
| * Returns a ValueAnimator which can animate a clipping circle. |
| * |
| * Any shadow cast by the View will respect the circular clip from this animator. |
| * |
| * @param view The View will be clipped to the animating circle. |
| * @param centerX The x coordinate of the center of the animating circle. |
| * @param centerY The y coordinate of the center of the animating circle. |
| * @param startRadius The starting radius of the animating circle. |
| * @param endRadius The ending radius of the animating circle. |
| */ |
| public static final ValueAnimator createCircularReveal(View view, |
| int centerX, int centerY, float startRadius, float endRadius) { |
| return RevealAnimator.ofRevealCircle(view, centerX, centerY, |
| startRadius, endRadius, false); |
| } |
| } |