Animationutil animation tool class

Simple hands-on program

Code on

Package mars.com; import android. app. activity; import android. OS. bundle; import android. view. view; import android. view. view. onclicklistener; import android. view. animation. animation; import android. view. animation. animationutils; import android. widget. button; import android. widget. imageview; public class demo_activity extends activity {private button button1; private button button2; private imageview image; private animation loadanimation; Public void oncreate (bundle savedinstancestate) {super. oncreate (savedinstancestate); setcontentview (R. layout. main); button1 = (button) findviewbyid (R. id. button1); button2 = (button) findviewbyid (R. id. button2); image = (imageview) findviewbyid (R. id. image); // The following is the listener button1.setonclicklistener (New onclicklistener () {public void onclick (view v) {loadanimation = animationutils. loadanimation (getapplicationcontext (), R. anim. anim); image. setanimation (loadanimation); // sets the animation loadanimation for the control. setfillafter (true); // stay until the end of loadanimation. setfillenabled (true); // loadanimation. startnow (); // start animation}); button2.setonclicklistener (New onclicklistener () {public void onclick (view v) {loadanimation. cancel (); // cancel the animation }});}}

The main. XML Code is as follows:

<? 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"> <button Android: id = "@ + ID/button1" Android: layout_width = "fill_parent" Android: layout_height = "wrap_content" Android: text = "Start Animation"/> <button Android: id = "@ + ID/button2" Android: layout_width = "fill_parent" Android: layout_height = "wrap_content" Android: text = "Stop Animation"/> <imageview Android: id = "@ + ID/image" Android: layout_width = "wrap_content" Android: layout_height = "wrap_content" Android: src = "@ drawable/ic_launcher"/> </linearlayout>

The configuration file anim. anim. XML is as follows:

<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android" >    <translate        android:duration="3000"        android:toXDelta="0"        android:toYDelta="300" />    <rotate        android:duration="3000"        android:fromDegrees="270"        android:pivotX="50%"        android:pivotY="50%"        android:toDegrees="360" /></set>

The running effect is as follows: