学步园

<span style="font-size:32px;color:#ff0000;"><strong>Drawable制作补间动画效果</strong></span>

<span style="color:#ff0000;"><strong><span style="font-size:32px;"><span style="font-family: monospace; white-space: pre; background-color: rgb(240, 240, 240);"></span></span></strong></span><pre name="code" class="java"><span style="font-size:32px;">1获得Animation对象
<span style="font-family: monospace; white-space: pre; background-color: rgb(240, 240, 240);"></span></span><pre name="code" class="java"><span style="font-size:32px;">Animation  <strong style="font-family: Arial, Helvetica, sans-serif;"></strong></span><pre name="code" class="java" style="display: inline !important;">anim=AnimationUtils.loadAnimation(this,R.anim.tween);

<strong style="font-family: Arial, Helvetica, sans-serif;"></strong><pre name="code" class="java" style="display: inline !important;"><span style="font-size:32px;"><span style="font-family: monospace; white-space: pre; background-color: rgb(240, 240, 240);"></span></span><pre name="code" class="java"><span style="font-size:32px;">2保留变换之后的状态！！！
anim.setFillAfter(true);</span>

<span style="font-size:24px;"></span><pre name="code" class="java"><span style="font-size: 24px;">tween.xml</span>

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
    android:interpolator="@android:anim/decelerate_interpolator">
    <!--  android:interpolator匀加速  匀减速  匀速    -->
    <!--  android:fillAfter="true"保留结束的状态 -->
    <!-- 旋转和缩放需要基点 android:pivotX="50%"
        android:pivotY="50%"   -->
    <alpha 
        android:fromAlpha="1"
        android:toAlpha="0.6"
        android:fillAfter="true"
        android:duration="2000"/>
    <rotate
        android:fromDegrees="0"
        android:toDegrees="1800"
        android:fillAfter="true"
        android:pivotX="50%"
        android:pivotY="50%"
        android:duration="2000"/>
</set>

<span style="font-size:24px;color:#ff0000;"><strong>在主.java中</strong></span>

<span style="font-size:24px;color:#ff0000;"><strong>
</strong></span>

<span style="font-size:24px;"><strong></strong></span><pre name="code" class="java">package com.example.drawable_tween;


import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.Button;
import android.widget.ImageView;
/**
 * 补间动画   Animation  
 * @author LiTing
 *
 */
public class MainActivity extends Activity {
	//Animation对象
	Animation anim;
	ImageView image;
	Button btn;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.view);
		
		image=(ImageView) findViewById(R.id.image);
		
		btn= (Button) findViewById(R.id.button1);
		//获得Animation对象
		anim=AnimationUtils.loadAnimation(this,R.anim.tween);
		//保留变换之后的状态！！！
		anim.setFillAfter(true);
	}
	public void myclick(View v)
	{
		image.startAnimation(anim);
	}


}

<span style="font-size:24px;"><strong>
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<span style="font-size:24px;"><strong>
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<span style="font-size:24px;color:#ff0000;"><strong>
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