creat.java

来自「JAVA 2应用开发指南」· Java 代码 · 共 19 行

import java.applet.Applet;
import java.awt.image.*;
import java.awt.*;
public class creat extends Applet {
 private Image im;
 public void init(){
   int w=256,h=256,index=0;
   int[]pix=new int[w*h];
   for(int red=0;red<h;red++)
     for(int blue=0;blue<w;blue++)
       pix[index++]=(255<<12)|red<<24|blue;
   im = createImage(new MemoryImageSource(w,h,pix,0,w));
 }
 public void paint( Graphics g ){
   g.drawImage(im,0,0,this);

 }
}