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.gallery3d.anim; 18 19 import com.android.gallery3d.ui.GLCanvas; 20 21 import java.util.ArrayList; 22 23 public class AnimationSet extends CanvasAnimation { 24 25 private final ArrayList<CanvasAnimation> mAnimations = 26 new ArrayList<CanvasAnimation>(); 27 private int mSaveFlags = 0; 28 29 addAnimation(CanvasAnimation anim)30 public void addAnimation(CanvasAnimation anim) { 31 mAnimations.add(anim); 32 mSaveFlags |= anim.getCanvasSaveFlags(); 33 } 34 35 @Override apply(GLCanvas canvas)36 public void apply(GLCanvas canvas) { 37 for (int i = 0, n = mAnimations.size(); i < n; i++) { 38 mAnimations.get(i).apply(canvas); 39 } 40 } 41 42 @Override getCanvasSaveFlags()43 public int getCanvasSaveFlags() { 44 return mSaveFlags; 45 } 46 47 @Override onCalculate(float progress)48 protected void onCalculate(float progress) { 49 // DO NOTHING 50 } 51 52 @Override calculate(long currentTimeMillis)53 public boolean calculate(long currentTimeMillis) { 54 boolean more = false; 55 for (CanvasAnimation anim : mAnimations) { 56 more |= anim.calculate(currentTimeMillis); 57 } 58 return more; 59 } 60 61 @Override start()62 public void start() { 63 for (CanvasAnimation anim : mAnimations) { 64 anim.start(); 65 } 66 } 67 68 @Override isActive()69 public boolean isActive() { 70 for (CanvasAnimation anim : mAnimations) { 71 if (anim.isActive()) return true; 72 } 73 return false; 74 } 75 76 } 77