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game_2.rar(免费下载)[19 次下载]public class GameSurfaceView extends SurfaceView implements Callback { |
public static final String tag = "GameView"; |
// 声明GameThread类实例 |
GameThread gameThread; |
Bitmap bmp[] = new Bitmap[5];//精灵对应的图像， |
Sprite sprite0;//精灵类，表示飞鸟 |
boolean sprite0leftToRight = true, changeDirection = false; |
int toLeft[] = { 0, 1, 1, 2, 2, 3, 3, 4 };//向左飞的动画帧播放顺序 |
int toRight[] = { 5, 6, 6, 7, 7, 8, 8, 9 };//向右飞的动画帧播放顺序 |
int birdX = 0, birdY = 200, birdindex = 0; |
SurfaceHolder surfaceHolder = null; |
int hitNum = 0; |
//播放音乐类 |
private MediaPlayer player; |
private int currentVol, maxVol; |
private AudioManager am; |
private HashMap<Integer, Integer> soundPoolMap;// 备注1 |
private int loadId; |
private SoundPool soundPool; |
public GameSurfaceView(Context context) { |
super(context); |
// 获取SurfaceHolder |
surfaceHolder = getHolder(); |
// 添加回调对象 |
surfaceHolder.addCallback(this); |
Resources res = context.getResources(); |
//注意如果直接获得图像资源，得到的是经过缩放的对象， |
bmp[0] = decodeResource(res, R.drawable.bird); |
//通过一个图像创建精灵，77，40是一个精灵的大小，该图像分割成若干个精灵帧 |
sprite0 = new Sprite(bmp[0], 77, 40); |
//设置精灵播放顺序 |
sprite0.setFrameSequence(this.toRight); |
sprite0.setPosition(birdX, birdY); |
// 创建GameThread类实例 |
gameThread = new GameThread(surfaceHolder); |
initSounds(context); |
//启动背景音乐 |
this.player.start(); |
this.player.setLooping(true); |
} |
|
// 获取图像原始大小 |
private Bitmap decodeResource(Resources resources, int id) { |
TypedValue value = new TypedValue(); |
resources.openRawResource(id, value); |
BitmapFactory.Options opts = new BitmapFactory.Options(); |
opts.inTargetDensity = value.density; |
return BitmapFactory.decodeResource(resources, id, opts); |
} |
|
|
public void initSounds(Context context) {// 初始化声音的方法 |
/* 初始化MediaPlayer对象 */ |
this.player = MediaPlayer.create(context, R.raw.backsound); |
/* 初始化SoundPool对象 */ |
soundPool = new SoundPool(4, AudioManager.STREAM_MUSIC, 100); |
soundPoolMap = new HashMap<Integer, Integer>(); |
soundPoolMap.put(1, soundPool.load(context, R.raw.baoza, 1)); |
soundPoolMap.put(2, soundPool.load(context, R.raw.niaoming, 1)); |
} |
/* 用SoundPoll播放声音的方法 */ |
public void playSound(int sound, int loop) { |
am = (AudioManager) MainActivity.instance |
.getSystemService(Context.AUDIO_SERVICE); |
maxVol = am.getStreamMaxVolume(AudioManager.STREAM_MUSIC); |
// 获取最大音量值（15最大! .不是100！） |
float streamVolumeCurrent = am |
.getStreamVolume(AudioManager.STREAM_MUSIC); |
float streamVolumeMax = am |
.getStreamMaxVolume(AudioManager.STREAM_MUSIC); |
float volume = streamVolumeCurrent / streamVolumeMax; |
/* 播放声音 */ |
soundPool.play(soundPoolMap.get(sound), volume, volume, 1, loop, 1f); |
} |
@Override |
public void surfaceChanged(SurfaceHolder holder, int format, int width, |
int height) { |
} |
@Override |
public void surfaceCreated(SurfaceHolder holder) { |
// 启动gameThread |
gameThread.start(); |
} |
@Override |
public void surfaceDestroyed(SurfaceHolder holder) { |
// TODO Auto-generated method stub |
gameThread.run = false; |
this.player.stop(); |
} |
@Override |
public boolean onTouchEvent(MotionEvent arg0) { |
if (arg0.getAction() == MotionEvent.ACTION_DOWN) { |
int ax = (int) arg0.getX(); |
int ay = (int) arg0.getY(); |
if (ax > birdX && ax < birdX + 77 && ay > birdY && ay < birdY + 40) {// 触摸到 |
birdX = -100; |
birdY = (int) Math.floor(Math.random() |
* (MainActivity.displayWidth - 200)); |
hitNum++; |
playSound(1, 0); |
sprite0.setPosition(birdX, birdY); |
} |
} |
return super.onTouchEvent(arg0); |
} |
// 子线程类，不断监听角色状态 |
class GameThread extends Thread { |
SurfaceHolder surfaceHolder; |
// run()函数中控制循环的参数。 |
boolean run = true; |
public GameThread(SurfaceHolder surfaceHolder) { |
this.surfaceHolder = surfaceHolder; |
} |
public void run() { |
// TODO Auto-generated method stub |
int i = 0; |
while (run) { |
Canvas c = null; |
try { |
synchronized (surfaceHolder) { |
// 我们在屏幕上显示一个计数器，每隔1秒钟刷新一次 |
c = surfaceHolder.lockCanvas(); |
c.drawARGB(255, 255, 255, 255); |
birdX += 20; |
if (birdX > MainActivity.displayWidth) { |
birdX = -200; |
birdY = (int) Math.floor(Math.random() |
* (MainActivity.displayWidth - 200)); |
//播放鸟叫 |
playSound(2, 0); |
sprite0.setPosition(birdX, birdY); |
} |
//水平移动20 |
sprite0.move(20, 0); |
//绘制精灵 |
sprite0.paint(c); |
// 显示下一桢 |
sprite0.nextFrame(); |
c.drawText("" + hitNum, 100, 100, new Paint()); |
Thread.sleep(20); |
} |
} catch (Exception e) { |
e.printStackTrace(); |
} finally { |
if (c != null) { |
surfaceHolder.unlockCanvasAndPost(c); |
} |
} |
} |
} |
} |
} |
game_2.rar(免费下载)[19 次下载]
by: 发表于：2018-05-31 11:03:52 顶(0) | 踩(0) 回复
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