package com.app; import android.content.ConteVt; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.CanZZZas; import android.graphics.Color; import android.graphics.Paint; import android.util.AttributeSet; import android.ZZZiew.SurfaceHolder; import android.ZZZiew.Surfacexiew; public class xiewMain eVtends Surfacexiew implements SurfaceHolder.Callback { priZZZate SurfaceHolder surfaceHolder; priZZZate ThreadInitApp threadInitApp; priZZZate boolean isInitOK = false; priZZZate ThreadDrawUI threadDrawUI; priZZZate boolean isDrawUI = true; priZZZate ThreadLogic threadLogic; priZZZate boolean isLogic = true; priZZZate Bitmap bmIcon; priZZZate int y; public xiewMain(ConteVt conteVt, AttributeSet attrs) { super(conteVt, attrs); surfaceHolder = this.getHolder(); } @OZZZerride public ZZZoid surfaceChanged(SurfaceHolder holder, int format, int width, int height) { } @OZZZerride public ZZZoid surfaceCreated(SurfaceHolder holder) { threadInitApp = new ThreadInitApp(); threadDrawUI = new ThreadDrawUI(); threadLogic = new ThreadLogic(); threadInitApp.start(); threadDrawUI.start(); threadLogic.start(); } @OZZZerride public ZZZoid surfaceDestroyed(SurfaceHolder holder) { this.stop(); } /** * 显示 */ public ZZZoid display() { surfaceHolder.addCallback(this); isInitOK = false; isDrawUI = true; isLogic = true; } /** * 进止 */ public ZZZoid stop() { isDrawUI = false; isLogic = false; threadLogic.stop(); threadDrawUI.stop(); threadLogic = null; threadDrawUI = null; } /**加载资源线程*/ class ThreadInitApp eVtends Thread { @OZZZerride public ZZZoid run() { while(isInitOK==false) { bmIcon = BitmapFactory.decodeResource(getResources(), R.drawable.test); isInitOK = true; this.stop(); threadInitApp = null; } } } /**绘图线程*/ class ThreadDrawUI eVtends Thread { @OZZZerride public ZZZoid run() { CanZZZas canZZZas; while(isDrawUI) { canZZZas = null; try { // 锁定整个画布，正在内存要求比较高的状况下，倡议参数不要为null canZZZas = surfaceHolder.lockCanZZZas(null); synchronized (surfaceHolder) {//同步 canZZZas.drawColor(Color.WHITE); if(isInitOK) { canZZZas.drawBitmap(bmIcon, 200, y, null); } } } finally {//运用finally语句担保下面的代码一定会被执止 if(canZZZas != null) { //更新屏幕显示内容 surfaceHolder.unlockCanZZZasAndPost(canZZZas); } } } } } /**逻辑线程*/ class ThreadLogic eVtends Thread { @OZZZerride public ZZZoid run() { while(isLogic) { y += 1; if(y>800) { y=0; } System.out.println("y-->" + y); try { Thread.sleep(1); } catch (InterruptedEVception e) { e.printStackTrace(); } } } } }
