kowala's home
http://kowala21.blogspot.com
look at my video first.
VIDEO
my test code under list
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.view.animation.AnimationSet;
import android.view.animation.RotateAnimation;
import android.view.animation.ScaleAnimation;
import android.view.animation.TranslateAnimation;
import android.widget.Button;
import android.widget.ImageView;
private ImageView imageView;
private Button alphaBtn,rotateBtn,scaleBtn,translateBtn;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
imageView = (ImageView) findViewById(R.id.imageView1);
alphaBtn = (Button) findViewById(R.id.button1);
alphaBtn.setOnClickListener(btnClickListen);
rotateBtn = (Button) findViewById(R.id.button2);
rotateBtn.setOnClickListener(btnClickListen);
scaleBtn = (Button) findViewById(R.id.button3);
scaleBtn.setOnClickListener(btnClickListen);
translateBtn = (Button) findViewById(R.id.button4);
translateBtn.setOnClickListener(btnClickListen);
}
private OnClickListener btnClickListen = new OnClickListener(){
@Override
public void onClick(View v) {
switch(v.getId()){
case R.id.button1://alpha
doAlpha(1,0);
break;
case R.id.button2://rotate
doRotate(0,720);
break;
case R.id.button3://scale
doScale(0f,0f,18f,18f);
break;
case R.id.button4://translate
doGoto(-2.4f,-2.6f,2.7f,3.8f);
break;
}
}
};
//淡入淡出
private void doAlpha(float alpha1,float alpha2){
Animation alphaAnimation = new AlphaAnimation(alpha1,alpha2);
alphaAnimation.setDuration(1500);
imageView.startAnimation(alphaAnimation);
}
//逆時針轉,順時針轉
private void doRotate(float deg1,float deg2){
Animation rotateAnimation = new RotateAnimation(deg1,deg2,
Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f);
rotateAnimation.setDuration(2000);
imageView.startAnimation(rotateAnimation);
}
//放大縮小
private void doScale(float x1,float y1,float x2,float y2){
Animation scaleAnimation = new ScaleAnimation(x1,x2,y1,y2,
Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f);
scaleAnimation.setFillAfter(false);
scaleAnimation.setDuration(4000);
imageView.startAnimation(scaleAnimation);
}
//移動
private void doGoto(float x1,float y1,float x2,float y2){
Animation tAnimation = new TranslateAnimation(
Animation.RELATIVE_TO_SELF, x1, Animation.RELATIVE_TO_SELF, x2,
Animation.RELATIVE_TO_SELF, y1, Animation.RELATIVE_TO_SELF, y2);
tAnimation.setFillAfter(false);
tAnimation.setDuration(4000);
imageView.startAnimation(tAnimation);
}
}
layout file main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:orientation="horizontal" android:layout_height="wrap_content" android:paddingTop="20sp">
<TextView
android:layout_height="wrap_content" android:textColor="#ff8888ff"
android:text="@string/hello" android:layout_width="fill_parent" android:gravity="center_horizontal" android:textSize="20sp" android:typeface="sans" android:textStyle="bold"/>
<ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerInParent="true" android:src="@drawable/dedo"></ImageView>
<LinearLayout
android:id="@+id/relativeLayout1" android:layout_height="wrap_content" android:layout_width="fill_parent" android:layout_alignParentBottom="true" android:gravity="center_horizontal" android:paddingBottom="20sp">
<Button android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:gravity="center_vertical|center_horizontal" android:text="透明"></Button>
<Button android:id="@+id/button2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="旋轉"></Button>
<Button android:id="@+id/button3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="比例"></Button>
<Button android:id="@+id/button4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="移動"></Button>
</LinearLayout>
</RelativeLayout>
Reference:
Android 动画框架详解
http://www.ibm.com/developerworks/cn/opensource/os-cn-android-anmt1/index.html
Android画图学习总结（四）
http://www.moandroid.com/?p=790
http://www.moandroid.com/?p=808
