media_checker.java

用java编写的拼图游戏

package mypackage;
import java.awt.*;
/*用来检查15个图像是否正确装入*/
class media_checker extends Thread {
	Graphics myG;
	puzzle puz;
	public media_checker(Graphics gc,puzzle puz){
		super("mediachecker");
		Object myG = gc;
		this.puz=puz;
	}
   public void run(){
	   int j;
	   String str;
	   boolean done=false;
	   //System.out.println("in Media_checker thread\n");
	   while(!done){
		   for(j=0;j<=15;j++){
		   if(((Thread) puz.pieces[j].img_thread).isAlive())
			   break;
		   }
		   if(j>15){
			   puz.images_loaded=true;
			   if(puz.user_waiting){
				   str="Image loading complete!";
				   myG.setColor(Color.pink);
				   myG.fillRect(0,251,300,300);
				   myG.setFont(new Font("Times",Font.BOLD,8));
				   myG.setColor(Color.black);
				   myG.drawString(str, 10, 275);
			       }
			       done=true;
		       }
		   else{
			   try{
				   sleep(1000);
			   }catch(InterruptedException e){}
		   }
   }
}
}