Pembuatan Papan Catur Berbasis Java 2 ME

Tampilan :



















Kode Pemograman


package Lab;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;


public class CaturMidlet extends MIDlet {
    private Display display;
    papancatur pantur;
 
    public void startApp() {
        if(display==null){
            pantur = new papancatur(this);
            display = Display.getDisplay(this);
        }
        display.setCurrent(pantur);
    }
 
    public void pauseApp() {
    }
 
    public void destroyApp(boolean unconditional) {
    }
 
    protected void Quit(){
        destroyApp(true);
        notifyDestroyed();
    }
    class papancatur extends Canvas implements CommandListener{
        private Command exitCommand = new Command("Exit", Command.EXIT, 0);
        private CaturMidlet persegi;
 
        public papancatur(CaturMidlet persegi){
            this.persegi = persegi;
            addCommand(exitCommand);
            setCommandListener(this);
        }
 
        protected void paint(Graphics g) {
            int width = getWidth();
            int height = getHeight()-61;
            g.setGrayScale(255);
            g.fillRect(0, 0, width-1, height-1);
          
            g.setColor(0, 0, 0); //pengaturan canvas warna hitam
          
            //untuk potongan diagonal kanan
            for (int baris = 0; baris < width; baris+=30) {
                for (int kolom = 330; kolom>= 30; kolom-=60) {
                    g.fillRect(baris+kolom, baris, 30, 30);
                }
            }
           
            //untuk potongan diagonal kiri
            for (int baris = 0; baris < width; baris+=30) {
                for (int kolom = 30; kolom <= 330; kolom+=60) {
                    g.fillRect(baris, baris+kolom, 30, 30);
                }
              
            }
          
 
        }
 
        public void commandAction(Command c, Displayable d) {
            if(c==exitCommand){
                persegi.Quit();
            }
        }
    }
}