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云代码 - android代码库

小火箭动画 Android

2013-11-22 作者: 免费源代码下载整理举报

[android]代码库

package com.spring.lettel;
 
import android.media.MediaPlayer;
import android.os.Bundle;
import android.view.View;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.TranslateAnimation;
import android.widget.ImageView;
import android.widget.Toast;
import android.app.Activity;
 
/**
 * 三个简单动画
 *
 * @author wissea
 *
 */
public class MainActivity extends Activity {
    private Rocket rocket;
 
    private ImageView rocket_fly;
    private ImageView cloud;
    private ImageView rocket_line;
    private MediaPlayer mediaPlayer;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        rocket_fly = (ImageView) findViewById(R.id.fly_rocket);
        cloud = (ImageView) findViewById(R.id.cloud);
        rocket_line = (ImageView) findViewById(R.id.cloud_line);
        rocket = (Rocket) findViewById(R.id.rocket);
        final TranslateAnimation animation = new TranslateAnimation(0, 0, 0,
                -getWindowManager().getDefaultDisplay().getHeight());
        animation.setDuration(1000);
        animation.setFillAfter(true);
        animation.setInterpolator(new AccelerateInterpolator());
 
        final AlphaAnimation alphaAnimation3 = new AlphaAnimation(1.0f, 0.0f);
        alphaAnimation3.setDuration(1000);
        alphaAnimation3.setFillAfter(true);
 
        final AlphaAnimation alphaAnimation = new AlphaAnimation(0.1f, 1.0f);
        alphaAnimation.setDuration(500);
 
        final AlphaAnimation alphaAnimation2 = new AlphaAnimation(0.1f, 1.0f);
        alphaAnimation2.setDuration(500);
        alphaAnimation2.setStartOffset(300);
 
        alphaAnimation3.setAnimationListener(new AnimationListener() {
 
            @Override
            public void onAnimationStart(Animation animation) {
            }
 
            @Override
            public void onAnimationRepeat(Animation animation) {
            }
 
            @Override
            public void onAnimationEnd(Animation animation) {
                Toast.makeText(getApplicationContext(), "小火箭灰得太快,我和小伙们都惊呆了...",
                        Toast.LENGTH_SHORT).show();
                rocket_fly.setVisibility(View.GONE);
                cloud.setVisibility(View.GONE);
                rocket_line.setVisibility(View.GONE);
                rocket.reset();
            }
        });
        animation.setAnimationListener(new AnimationListener() {
 
            @Override
            public void onAnimationStart(Animation animation) {
                mediaPlayer = MediaPlayer.create(MainActivity.this,
                        R.raw.rocket);
                mediaPlayer.start();
            }
 
            @Override
            public void onAnimationRepeat(Animation animation) {
            }
 
            @Override
            public void onAnimationEnd(Animation animation) {
                mediaPlayer.stop();
                mediaPlayer.release();
                cloud.startAnimation(alphaAnimation3);
                rocket_line.startAnimation(alphaAnimation3);
            }
        });
 
        rocket.setOnChangeListener(new LocationChangeListener() {
            @Override
            public void onchange() {
                rocket_fly.setVisibility(View.VISIBLE);
                cloud.setVisibility(View.VISIBLE);
                rocket_line.setVisibility(View.VISIBLE);
                rocket_fly.startAnimation(animation);
                cloud.startAnimation(alphaAnimation);
                rocket_line.startAnimation(alphaAnimation2);
            }
        });
 
    }
 
}

[代码运行效果截图]


小火箭动画 Android

[源代码打包下载]




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