J2ME

开发平台：

Java

RectCanvas.java：源码内容

							package DrawRect;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import java.io.*;
public class RectCanvas extends Canvas
{
	public RectCanvas()
        {
        	
        
        }
        public void paint(Graphics g)
        {
        g.setColor(0xFFFFFF);
        g.fillRect(0, 0, getWidth(), getHeight());
        g.setColor(0x000000);        
        g.drawRect(10,10,50,50);
        g.setColor(0xFF0000);
        g.fillRect(60,60,80,80);
        }
}

						