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Android 用Animation-list实现逐帧动画
第一步:先上图片素材,以下素材放到res/drawable目录下:
图片素材:
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
<?xml
version
=
"1.0"
encoding
=
"utf-8"
?>
<!--
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
根标签下,通过item标签对动画中的每一个图片进行声明
Android:duration 表示展示所用的该图片的时间长度
--
>
<animation-list
xmlns:android
=
"http://schemas.android.com/apk/res/android"
android:oneshot
=
"true"
>
<item
android:drawable
=
"@drawable/icon1"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon2"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon3"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon4"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon5"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon6"
android:duration
=
"150"
></item>
</animation-list>
倒序显示动画文件:animation2.xml
<?xml
version
=
"1.0"
encoding
=
"utf-8"
?>
<!--
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
根标签下,通过item标签对动画中的每一个图片进行声明
android:duration 表示展示所用的该图片的时间长度
--
>
<animation-list
xmlns:android
=
"http://schemas.android.com/apk/res/android"
android:oneshot
=
"true"
>
<item
android:drawable
=
"@drawable/icon6"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon5"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon4"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon3"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon2"
android:duration
=
"150"
></item>
<item
android:drawable
=
"@drawable/icon1"
android:duration
=
"150"
></item>
</animation-list>
第三步:上布局文件,放在res/layout目录下,文件名main.xml:
<?xml
version
=
"1.0"
encoding
=
"utf-8"
?>
<LinearLayout
xmlns:android
=
"http://schemas.android.com/apk/res/android"
android:layout_width
=
"fill_parent"
android:layout_height
=
"fill_parent"
android:orientation
=
"vertical"
>
<ImageView
android:id
=
"@+id/animationIV"
android:layout_width
=
"wrap_content"
android:layout_height
=
"wrap_content"
android:padding
=
"5px"
android:src
=
"@drawable/animation1"
/>
<Button
android:id
=
"@+id/buttonA"
android:layout_width
=
"wrap_content"
android:layout_height
=
"wrap_content"
android:padding
=
"5px"
android:text
=
"顺序显示"
/>
<Button
android:id
=
"@+id/buttonB"
android:layout_width
=
"wrap_content"
android:layout_height
=
"wrap_content"
android:padding
=
"5px"
android:text
=
"停止"
/>
<Button
android:id
=
"@+id/buttonC"
android:layout_width
=
"wrap_content"
android:layout_height
=
"wrap_content"
android:padding
=
"5px"
android:text
=
"倒序显示"
/>
</LinearLayout>
第四步:上Activity文件,文件名:MainActivity.java
package
org.shuxiang.test;
import
android.app.Activity;
import
android.graphics.drawable.AnimationDrawable;
import
android.os.Bundle;
import
android.view.View;
import
android.view.View.OnClickListener;
import
android.view.Window;
import
android.widget.Button;
import
android.widget.ImageView;
public
class
Activity10
extends
Activity
{
private
ImageView animationIV;
private
Button buttonA, buttonB, buttonC;
private
AnimationDrawable animationDrawable;
@Override
public
void
onCreate(Bundle savedInstanceState) {
super
.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.test10);
animationIV = (ImageView) findViewById(R.id.animationIV);
buttonA = (Button) findViewById(R.id.buttonA);
buttonB = (Button) findViewById(R.id.buttonB);
buttonC = (Button) findViewById(R.id.buttonC);
buttonA.setOnClickListener(
new
OnClickListener()
{
@Override
public
void
onClick(View v) {
// TODO Auto-generated method stub
animationIV.setImageResource(R.drawable.animation1);
animationDrawable = (AnimationDrawable) animationIV.getDrawable();
animationDrawable.start();
}
});
buttonB.setOnClickListener(
new
OnClickListener()
{
@Override
public
void
onClick(View v) {
// TODO Auto-generated method stub
animationDrawable = (AnimationDrawable) animationIV.getDrawable();
animationDrawable.stop();
}
});
buttonC.setOnClickListener(
new
OnClickListener()
{
@Override
public
void
onClick(View v) {
// TODO Auto-generated method stub
animationIV.setImageResource(R.drawable.animation2);
animationDrawable = (AnimationDrawable) animationIV.getDrawable();
animationDrawable.start();
}
});
}
}
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