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  • Android 用Animationlist实现逐帧动画

    摘自:http://www.open-open.com/lib/view/open1344504946405.html

    第一步:先上图片素材,以下素材放到res/drawable目录下:

    图片素材:

    Android 用Animation-list实现逐帧动画

    Android 用Animation-list实现逐帧动画

    Android 用Animation-list实现逐帧动画

    Android 用Animation-list实现逐帧动画

    Android 用Animation-list实现逐帧动画

    Android 用Animation-list实现逐帧动画

    文件名称:

    icon1.png

    icon1.png

    icon1.png

    icon1.png

    icon1.png

    icon1.png

    第二步:上动画Animation-list帧布局文件,有2个,一个是按顺序显示动画,一个是倒序显示动画,文件存放在res/drawable目录下

    顺序显示动画文件:animation1.xml

    01 <?xml version="1.0" encoding="utf-8"?>
    02 <!-- 
    03     根标签为animation-list,其中oneshot代表着是否只展示一遍,设置为false会不停的循环播放动画
    04     根标签下,通过item标签对动画中的每一个图片进行声明
    05     android:duration 表示展示所用的该图片的时间长度
    06  -->
    07 <animation-list
    08   xmlns:android="http://schemas.android.com/apk/res/android"
    09   android:oneshot="true"
    10   >
    11     <item android:drawable="@drawable/icon1" android:duration="150"></item>
    12     <item android:drawable="@drawable/icon2" android:duration="150"></item>
    13     <item android:drawable="@drawable/icon3" android:duration="150"></item>
    14     <item android:drawable="@drawable/icon4" android:duration="150"></item>
    15     <item android:drawable="@drawable/icon5" android:duration="150"></item>
    16     <item android:drawable="@drawable/icon6" android:duration="150"></item>
    17 </animation-list>

     

    倒序显示动画文件:animation2.xml

     
    01 <?xml version="1.0" encoding="utf-8"?>
    02 <!-- 
    03     根标签为animation-list,其中oneshot代表着是否只展示一遍,设置为false会不停的循环播放动画
    04     根标签下,通过item标签对动画中的每一个图片进行声明
    05     android:duration 表示展示所用的该图片的时间长度
    06  -->
    07 <animation-list
    08   xmlns:android="http://schemas.android.com/apk/res/android"
    09   android:oneshot="true"
    10   >
    11     <item android:drawable="@drawable/icon6" android:duration="150"></item>
    12     <item android:drawable="@drawable/icon5" android:duration="150"></item>
    13     <item android:drawable="@drawable/icon4" android:duration="150"></item>
    14     <item android:drawable="@drawable/icon3" android:duration="150"></item>
    15     <item android:drawable="@drawable/icon2" android:duration="150"></item>
    16     <item android:drawable="@drawable/icon1" android:duration="150"></item>
    17 </animation-list>


    第三步:上布局文件,放在res/layout目录下,文件名main.xml

     
    01 <?xml version="1.0" encoding="utf-8"?>
    02 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    03    android:layout_width="fill_parent"
    04    android:layout_height="fill_parent"
    05    android:orientation="vertical">
    06      
    07     <ImageView android:id="@+id/animationIV"
    08             android:layout_width="wrap_content"
    09             android:layout_height="wrap_content"
    10             android:padding="5px"
    11             android:src="@drawable/animation1"/> 
    12               
    13     <Button android:id="@+id/buttonA"
    14         android:layout_width="wrap_content"
    15         android:layout_height="wrap_content"
    16         android:padding="5px"
    17         android:text="顺序显示" />
    18       
    19     <Button android:id="@+id/buttonB"
    20         android:layout_width="wrap_content"
    21         android:layout_height="wrap_content"
    22         android:padding="5px"
    23         android:text="停止" />
    24       
    25     <Button android:id="@+id/buttonC"
    26         android:layout_width="wrap_content"
    27         android:layout_height="wrap_content"
    28         android:padding="5px"
    29         android:text="倒序显示" />
    30   
    31 </LinearLayout>

    第四步:上Activity文件,文件名:MainActivity.java

     
    01 package org.shuxiang.test;
    02   
    03 import android.app.Activity;
    04 import android.graphics.drawable.AnimationDrawable;
    05   
    06 import android.os.Bundle;
    07 import android.view.View;
    08 import android.view.View.OnClickListener;
    09 import android.view.Window;
    10 import android.widget.Button;
    11 import android.widget.ImageView;
    12   
    13 public class Activity10 extends Activity
    14 {
    15     private ImageView animationIV;
    16     private Button buttonA, buttonB, buttonC;
    17     private AnimationDrawable animationDrawable;
    18     @Override
    19     public void onCreate(Bundle savedInstanceState) {
    20         super.onCreate(savedInstanceState);
    21         requestWindowFeature(Window.FEATURE_NO_TITLE);
    22         setContentView(R.layout.test10);
    23          
    24           
    25         animationIV = (ImageView) findViewById(R.id.animationIV);
    26         buttonA = (Button) findViewById(R.id.buttonA);
    27         buttonB = (Button) findViewById(R.id.buttonB);
    28         buttonC = (Button) findViewById(R.id.buttonC);
    29           
    30         buttonA.setOnClickListener(new OnClickListener()
    31         {
    32             @Override
    33             public void onClick(View v) {
    34                 // TODO Auto-generated method stub
    35                 animationIV.setImageResource(R.drawable.animation1);
    36                 animationDrawable = (AnimationDrawable) animationIV.getDrawable();
    37                 animationDrawable.start();
    38             }
    39               
    40         }); 
    41           
    42         buttonB.setOnClickListener(new OnClickListener()
    43         {
    44             @Override
    45             public void onClick(View v) {
    46                 // TODO Auto-generated method stub
    47                 animationDrawable = (AnimationDrawable) animationIV.getDrawable();
    48                 animationDrawable.stop();
    49             }
    50               
    51         });
    52           
    53         buttonC.setOnClickListener(new OnClickListener()
    54         {
    55             @Override
    56             public void onClick(View v) {
    57                 // TODO Auto-generated method stub
    58                 animationIV.setImageResource(R.drawable.animation2);
    59                 animationDrawable = (AnimationDrawable) animationIV.getDrawable();
    60                 animationDrawable.start();
    61             }           
    62         });        
    63     }
    64 }
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  • 原文地址:https://www.cnblogs.com/qchy/p/2981692.html
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