ImageView实现图片轮询

package com.test; import android.app.Activity; import android.os.Bundle; import android.os.Handler; import android.util.Log; import android.view.animation.Animation; import android.view.animation.AnimationSet; import android.view.animation.AnimationUtils; import android.view.animation.TranslateAnimation; import android.widget.ImageView; import android.widget.TextView; public class IamgeTranslatActivity extends Activity { /** Called when the activity is first created. */ public ImageView imageView; public ImageView imageView2; public Animation animation1; public Animation animation2; public TextView text; public boolean juage = true; public int images[] = new int[] { R.drawable.icon, R.drawable.expriment, R.drawable.changer, R.drawable.dataline, R.drawable.preffitication }; public int count = 0; public Handler handler = new Handler(); public Runnable runnable = new Runnable() { @Override public void run() { // TODO Auto-generated method stub AnimationSet animationSet1 = new AnimationSet(true); AnimationSet animationSet2 = new AnimationSet(true); imageView2.setVisibility(0); TranslateAnimation ta = new TranslateAnimation( Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, -1f, Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f); ta.setDuration(2000); animationSet1.addAnimation(ta); animationSet1.setFillAfter(true); ta = new TranslateAnimation(Animation.RELATIVE_TO_SELF, 1.0f, Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f); ta.setDuration(2000); animationSet2.addAnimation(ta); animationSet2.setFillAfter(true); //iamgeView 出去 imageView2 进来 imageView.startAnimation(animationSet1); imageView2.startAnimation(animationSet2); imageView.setBackgroundResource(images[count % 5]); count++; imageView2.setBackgroundResource(images[count % 5]); text.setText(String.valueOf(count)); if (juage) handler.postDelayed(runnable, 6000); Log.i("handler", "handler"); } }; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); imageView = (ImageView) findViewById(R.id.imageView); imageView2 = (ImageView) findViewById(R.id.imageView2); text=(TextView)findViewById(R.id.text); text.setText(String.valueOf(count)); //将iamgeView先隐藏，然后显示 imageView2.setVisibility(4); handler.postDelayed(runnable, 2000); } public void onPause() { juage = false; super.onPause(); } }