| /* |
| * Copyright (C) 2013 Fairphone 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 org.fairphone.oobe.utils; |
| |
| import java.util.LinkedList; |
| |
| public class KWAnimationManager |
| { |
| |
| LinkedList<KWAnimation> animations = new LinkedList<KWAnimation>(); |
| long prevFrameTime=0; |
| |
| |
| public KWAnimationManager() |
| { |
| prevFrameTime = System.currentTimeMillis(); |
| } |
| |
| public void addAnimation(KWAnimation animation) |
| { |
| animations.add(animation); |
| } |
| |
| public void removeAnimation(KWAnimation animation) |
| { |
| animations.remove(animation); |
| } |
| |
| public boolean update()//note: must be called regularly |
| { |
| long curTime = System.currentTimeMillis(); |
| long dt = curTime-prevFrameTime; |
| prevFrameTime = curTime; |
| |
| if(dt>100) |
| { |
| dt=1000/30; |
| } |
| |
| boolean hasAnimsRunning = false; |
| for(KWAnimation anim: animations) |
| { |
| if(anim.isRunning()) |
| { |
| hasAnimsRunning = true; |
| anim.update(dt); |
| } |
| } |
| return hasAnimsRunning; |
| } |
| } |