[android]代码库
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);
}
}
}
}
}
}
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会python真的可以为所欲为0(回)
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这里还有人吗1(回)
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每天面对着电脑屏幕，敲打键盘。我所面对的并不只是代码，而是一种生活方式。0(回)
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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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