package com.cbm;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.SurfaceHolder.Callback;
/**
*
* @author Himi
*
*/
public class MySurfaceView extends SurfaceView implements Callback, Runnable {
private SurfaceHolder sfh;
private Paint paint;
private Thread th;
private boolean flag;
private Canvas canvas;
private int screenW, screenH;
//声明位图
private Bitmap bmpClipBmp;
//声明当前帧
private int cureentFrame;
/**
* SurfaceView初始化函数
*/
public MySurfaceView(Context context) {
super(context);
sfh = this.getHolder();
sfh.addCallback(this);
paint = new Paint();
paint.setColor(Color.WHITE);
paint.setAntiAlias(true);
setFocusable(true);
}
/**
* SurfaceView视图创建，响应此函数
*/
@Override
public void surfaceCreated(SurfaceHolder holder) {
screenW = this.getWidth();
screenH = this.getHeight();
bmpClipBmp = BitmapFactory.decodeResource(this.getResources(), R.drawable.fish);
flag = true;
//实例线程
th = new Thread(this);
//启动线程
th.start();
}
/**
* 游戏绘图
*/
public void myDraw() {
try {
canvas = sfh.lockCanvas();
if (canvas != null) {
canvas.drawColor(Color.WHITE);
canvas.save();
//设置画布可视区域（大小是每帧的大小）
canvas.clipRect(0, 0, bmpClipBmp.getWidth() / 10, bmpClipBmp.getHeight());
//绘制位图
canvas.drawBitmap(bmpClipBmp, -cureentFrame * bmpClipBmp.getWidth() / 10, 0, paint);
canvas.restore();
}
} catch (Exception e) {
// TODO: handle exception
} finally {
if (canvas != null)
sfh.unlockCanvasAndPost(canvas);
}
}
/**
* 触屏事件监听
*/
@Override
public boolean onTouchEvent(MotionEvent event) {
return true;
}
/**
* 按键事件监听
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
return super.onKeyDown(keyCode, event);
}
/**
* 游戏逻辑
*/
private void logic() {
cureentFrame++;
if(cureentFrame>=10){
cureentFrame=0;
}
}
@Override
public void run() {
while (flag) {
long start = System.currentTimeMillis();
myDraw();
logic();
long end = System.currentTimeMillis();
try {
if (end - start < 50) {
Thread.sleep(50 - (end - start));
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
/**
* SurfaceView视图状态发生改变，响应此函数
*/
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
}
/**
* SurfaceView视图消亡时，响应此函数
*/
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
flag = false;
}
}
剪切图动画Demo源码.rar （24个子文件） 
剪切图动画Demo源码 ClipBitmapMovie bin 
classes.dex 5KB ClipBitmapMovie.apk 25KB com cbm MainActivity.class 751B R$layout.class 361B R$drawable.class 395B R$attr.class 307B R.class 423B MySurfaceView.class 4KB R$string.class 394B resources.ap_ 21KB res drawable-ldpi 
icon.png 2KB drawable-hdpi icon.png 4KB values strings.xml 178B drawable-mdpi fish.png 11KB icon.png 3KB layout main.xml 382B assets default.properties 362B gen com cbm R.java 679B proguard.cfg 1KB src com cbm MySurfaceView.java 3KB MainActivity.java 540B .project 851B .classpath 280B AndroidManifest.xml 631B资源评论
