Android之AnimationDrawable简单模拟动态图

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:tools="http://schemas.android.com/tools"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  tools:context="com.yztc.frameanimation.MainActivity" >

  <ImageView
    android:id="@+id/iv_frame"
    android:layout_width="match_parent"
    android:layout_height="200dp"
    android:background="@drawable/girl_and_boy" />

</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<animation-list xmlns:android="http://schemas.android.com/apk/res/android" >
  <!-- onshot 属性表示动画只执行一次 -->
  
  <!-- duration 表示持续时间 -->
  <item
    android:drawable="@drawable/girl_1"
    android:duration="200">
  </item>
  <item
    android:drawable="@drawable/girl_2"
    android:duration="200">
  </item>
  <item
    android:drawable="@drawable/girl_3"
    android:duration="200">
  </item>
  <item
    android:drawable="@drawable/girl_4"
    android:duration="200">
  </item>
  <item
    android:drawable="@drawable/girl_5"
    android:duration="300">
  </item>
  <item
    android:drawable="@drawable/girl_6"
    android:duration="400">
  </item>
  <item
    android:drawable="@drawable/girl_7"
    android:duration="500">
  </item>
  <item
    android:drawable="@drawable/girl_8"
    android:duration="400">
  </item>
  <item
    android:drawable="@drawable/girl_9"
    android:duration="300">
  </item>
  <item
    android:drawable="@drawable/girl_10"
    android:duration="200">
  </item>
  <item
    android:drawable="@drawable/girl_11"
    android:duration="200">
  </item>

</animation-list>

package com.dragon.android.initgif;

import android.app.Activity;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
import android.widget.ImageView;

public class MainActivity extends Activity {

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.fragment_main);

    ImageView ivFrame = (ImageView) findViewById(R.id.iv_frame);
    // 得到一个动画图片
    AnimationDrawable background = (AnimationDrawable) ivFrame
        .getBackground();
    // 开始播放
    background.start();
    // 停止方法.
    // background.stop();
  }

}