简单位移动画TranslateAnimation

package com.ql.app;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.LinearInterpolator;
import android.view.animation.TranslateAnimation;
import android.widget.Button;
import android.widget.ImageView;

public class App extends Activity {
	private Button btn_0,btn_1;
	private ImageView iv;
	private int count;
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        iv = (ImageView)findViewById(R.id.iv);
        iv.bringToFront();
        btn_0=(Button)findViewById(R.id.btn_0);
        btn_0.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				TranslateAnimation animation = new TranslateAnimation(count*100, 100+count*100, 0, 0);
				animation.setInterpolator(new LinearInterpolator());
				animation.setDuration(400);
				animation.setFillAfter(true);
				iv.startAnimation(animation);
				count++;
			}
		});
        
        btn_1=(Button)findViewById(R.id.btn_1);
        btn_1.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				TranslateAnimation animation = new TranslateAnimation(count*100, -100+count*100, 0, 0);
				animation.setInterpolator(new LinearInterpolator());
				animation.setDuration(400);
				animation.setFillAfter(true);
				iv.startAnimation(animation);
				count--;
			}
		});
        
        
    }
}

import android.app.Activity;
import android.os.Bundle;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.ImageView;
import android.widget.TextView;

public class App extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        Animation alpha = AnimationUtils.loadAnimation(this, R.anim.anim_alpha);
        Animation translate = AnimationUtils.loadAnimation(this, R.anim.anim_translate);
        Animation scale = AnimationUtils.loadAnimation(this, R.anim.anim_scale);
        
        TextView tv=(TextView)findViewById(R.id.tv);
        tv.startAnimation(alpha);
        ImageView iv0=(ImageView)findViewById(R.id.iv0);
        ImageView iv1=(ImageView)findViewById(R.id.iv1);
        ImageView iv2=(ImageView)findViewById(R.id.iv2);
        iv0.startAnimation(alpha);
        iv1.startAnimation(translate);
        iv2.startAnimation(scale);
        
    }
}