android 撕衣服 小游戏源码实例

package com.itheima.takeoff;

import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.ImageView;

public class MainActivity extends Activity {
	private ImageView iv;
	private Bitmap alterBitmap;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		iv = (ImageView) findViewById(R.id.iv);
		// iv设置一个图片， 必须是一个可以修改的图片，副本图片
		// 原图。
		Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
				R.drawable.pre);
		// 1.创建一个空白的位图，大小配置跟原图是一模一样
		alterBitmap = Bitmap.createBitmap(bitmap.getWidth(),
				bitmap.getHeight(), bitmap.getConfig());
		// 2.创建一个作画的画板
		Canvas canvas = new Canvas(alterBitmap);
		// 3.必须创建一个画笔。
		Paint paint = new Paint();
		paint.setColor(Color.BLACK);
		// 4.作画了。创建原图的副本。
		canvas.drawBitmap(bitmap, new Matrix(), paint);
		iv.setImageBitmap(alterBitmap);

		// 给imageview的控件设置一个触摸事件。
		iv.setOnTouchListener(new OnTouchListener() {
			// 当用户触摸这个imageview的时候调用的方法。
			@Override
			public boolean onTouch(View v, MotionEvent event) {
				switch (event.getAction()) {
				case MotionEvent.ACTION_DOWN:// 手指按下屏幕
					System.out.println("摸到。。");
					break;
				case MotionEvent.ACTION_MOVE:// 手指在屏幕上移动
					int x = (int) event.getX();
					int y = (int) event.getY();
					System.out.println("设置("   x   ","   y   ")透明");
					for (int i = -4; i < 5; i  ) {
						for (int j = -4; j < 5; j  ) {
							try {
								if (Math.sqrt(i * i   j * j) <= 4) {
									alterBitmap.setPixel(x   i, y   j,
											Color.TRANSPARENT);
								}
							} catch (Exception e) {
							}
						}
					}
					iv.setImageBitmap(alterBitmap);
					break;
				case MotionEvent.ACTION_UP:// 手指离开屏幕一瞬间
					System.out.println("放手。。。");
					MediaPlayer player = MediaPlayer.create(getApplicationContext(), R.raw.higirl);
					player.start();
					break;
				}
				return true;
			}
		});

	}

}

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资源文件列表

撕衣服/.classpath , 364
撕衣服/.project , 845
撕衣服/.settings/org.eclipse.jdt.core.prefs , 177
撕衣服/AndroidManifest.xml , 878
撕衣服/bin/AndroidManifest.xml , 878
撕衣服/bin/classes/com/itheima/takeoff/BuildConfig.class , 347
撕衣服/bin/classes/com/itheima/takeoff/MainActivity$1.class , 2397
撕衣服/bin/classes/com/itheima/takeoff/MainActivity.class , 2286
撕衣服/bin/classes/com/itheima/takeoff/R$attr.class , 343
撕衣服/bin/classes/com/itheima/takeoff/R$drawable.class , 466
撕衣服/bin/classes/com/itheima/takeoff/R$id.class , 420
撕衣服/bin/classes/com/itheima/takeoff/R$layout.class , 406
撕衣服/bin/classes/com/itheima/takeoff/R$menu.class , 400
撕衣服/bin/classes/com/itheima/takeoff/R$raw.class , 390
撕衣服/bin/classes/com/itheima/takeoff/R$string.class , 473
撕衣服/bin/classes/com/itheima/takeoff/R$style.class , 434
撕衣服/bin/classes/com/itheima/takeoff/R.class , 679
撕衣服/bin/classes.dex , 444144
撕衣服/bin/dexedLibs/android-support-v4-ed84a6862dd3436064f2b3833fbf9502.jar , 149766
撕衣服/bin/jarlist.cache , 119
撕衣服/bin/res/drawable-hdpi/ic_launcher.png , 5964
撕衣服/bin/res/drawable-mdpi/ic_launcher.png , 3112
撕衣服/bin/res/drawable-xhdpi/ic_launcher.png , 9355
撕衣服/bin/res/drawable-xxhdpi/ic_launcher.png , 17889
撕衣服/bin/resources.ap_ , 206600
撕衣服/bin/撕衣服.apk , 361066
撕衣服/gen/com/itheima/takeoff/BuildConfig.java , 161
撕衣服/gen/com/itheima/takeoff/R.java , 2292
撕衣服/ic_launcher-web.png , 51394
撕衣服/libs/android-support-v4.jar , 385685
撕衣服/proguard-project.txt , 781
撕衣服/project.properties , 563
撕衣服/res/drawable-hdpi/after.jpg , 45750
撕衣服/res/drawable-hdpi/ic_launcher.png , 7658
撕衣服/res/drawable-hdpi/pre.jpg , 43830
撕衣服/res/drawable-mdpi/ic_launcher.png , 3777
撕衣服/res/drawable-xhdpi/ic_launcher.png , 12516
撕衣服/res/drawable-xxhdpi/ic_launcher.png , 24777
撕衣服/res/layout/activity_main.xml , 748
撕衣服/res/menu/activity_main.xml , 257
撕衣服/res/raw/higirl.mp3 , 75779
撕衣服/res/values/strings.xml , 222
撕衣服/res/values/styles.xml , 695
撕衣服/res/values-v11/styles.xml , 332
撕衣服/res/values-v14/styles.xml , 389
撕衣服/src/com/itheima/takeoff/MainActivity.java , 2504