1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.photoeditor.animation; 18 19 import android.view.animation.AlphaAnimation; 20 import android.view.animation.Animation; 21 22 /** 23 * Fading animation that either fades in or out the view by alpha animations. 24 */ 25 public class FadeAnimation { 26 27 /** 28 * Gets animations that fade out and then fade in the view. 29 */ getFadeOutInAnimations(int duration)30 public static AnimationPair getFadeOutInAnimations(int duration) { 31 Animation fadeOut = new AlphaAnimation(1.0f, 0.5f); 32 Animation fadeIn = new AlphaAnimation(0.5f, 1.0f); 33 fadeOut.setDuration(duration); 34 fadeIn.setDuration(duration); 35 36 return new AnimationPair(fadeOut, fadeIn); 37 } 38 } 39