Android 属性动画监听事件与一个菜单的例子

简单监听事件

 

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package com.example.animation;
 
import android.animation.Animator;
import android.animation.Animator.AnimatorListener;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.PropertyValuesHolder;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.AnimationSet;
import android.view.animation.TranslateAnimation;
import android.widget.ImageView;
import android.widget.Toast;
 
public class MainActivity extends Activity {
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
     
    }
     
    public void click(View view){
        Toast.makeText(this, "click", Toast.LENGTH_SHORT).show();
    }
     
    public void move(View view ){
        ImageView imageView=(ImageView)findViewById(R.id.imageView);
        ObjectAnimator animator=new ObjectAnimator().ofFloat(imageView, "translationX", 0f,200f);
        animator.setDuration(1000);
        /**
         *添加所有监听事件
         */
//        animator.addListener(new AnimatorListener() {
//         
//          @Override
//          public void onAnimationStart(Animator arg0) {
//          }
//         
//          @Override
//          public void onAnimationRepeat(Animator arg0) {
//          }
//         
//          @Override
//          public void onAnimationEnd(Animator arg0) {
//              Toast.makeText(MainActivity.this, "animator is end!",Toast.LENGTH_SHORT).show();
//          }
//         
//          @Override
//          public void onAnimationCancel(Animator arg0) {
//          }
//      });
         
        /**
         * 按需添加
         */
        animator.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                // TODO Auto-generated method stub
                super.onAnimationEnd(animation);
                Toast.makeText(MainActivity.this, "animator is end!",Toast.LENGTH_SHORT).show();
 
            }
        });
        animator.start();
    }
      
}


看一个简单的例子

 

这是xml

 

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<frameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.animator.MainActivity" >
 
    <imageview android:id="@+id/imageView2" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_b">
 
    <imageview android:id="@+id/imageView3" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_c">
 
    <imageview android:id="@+id/imageView4" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_d">
 
    <imageview android:id="@+id/imageView5" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_e">
 
    <imageview android:id="@+id/imageView6" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_f">
 
    <imageview android:id="@+id/imageView7" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_g">
 
    <imageview android:id="@+id/imageView8" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_h">
     
    <imageview android:id="@+id/imageView1" android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/image_a">
     
 
</frameLayout></imageview></imageview></imageview></imageview></imageview></imageview></imageview></imageview>


这是主程序

 

 

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package com.example.animator;
 
import java.util.ArrayList;
import java.util.List;
 
import android.animation.ObjectAnimator;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.BounceInterpolator;
import android.widget.ImageView;
import android.widget.Toast;
 
public class MainActivity extends Activity implements OnClickListener {
 
    private int[] res = { R.id.imageView1, R.id.imageView2, R.id.imageView3,
            R.id.imageView4, R.id.imageView5, R.id.imageView6, R.id.imageView7,
            R.id.imageView8 };
    private List<imageview> imageViewList = new ArrayList<imageview>();
    private boolean isOpen = false;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        for (int i = 0; i < res.length; i++) {
            ImageView imageView = (ImageView) findViewById(res[i]);
            imageView.setOnClickListener(this);
            imageViewList.add(imageView);
        }
    }
 
    @Override
    public void onClick(View view) {
        switch (view.getId()) {
        case R.id.imageView1:
            if (!isOpen) {
                startAnim();
            } else {
                closeAnim();
            }
            break;
 
        default:
            Toast.makeText(this, "you click item!", Toast.LENGTH_SHORT).show();
            break;
        }
    }
 
    private void startAnim() {
        for (int i = 1; i < res.length; i++) {
            ObjectAnimator animator = ObjectAnimator.ofFloat(
                    imageViewList.get(i), "translationY", 0f, i * 150);
            animator.setDuration(500);
            // 动画差值器， Interpolator
            // 被用来修饰动画效果，定义动画的变化率，可以使存在的动画效果accelerated(加速)，decelerated(减速),repeated(重复),bounced(弹跳)等。
            animator.setInterpolator(new BounceInterpolator());
            animator.setStartDelay(i * 350);
            animator.start();
            isOpen = true;
        }
    }
 
    private void closeAnim() {
        for (int i = 1; i < res.length; i++) {
            ObjectAnimator animator = ObjectAnimator.ofFloat(
                    imageViewList.get(i), "translationY", i * 150, 0f);
            animator.setDuration(500);
            animator.setInterpolator(new BounceInterpolator());
            animator.setStartDelay(i * 350);
            animator.start();
            isOpen = false;
        }
    }
 
}
</imageview></imageview>
 

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posted @ 2015-01-29 15:37  回忆安在  阅读(294)  评论(0)  编辑  收藏  举报