GRAFIKA " MEMBUAT BANGUN RUANG MENGGUNAKAN JAVA".

1.      Main.java

package tugasgrafika;

import javax.swing.*;

import java.awt.*;

public class Main

{

     public static void main(String[] args)

                        {

JFrame frame = new JFrame("kotakkerucutdansegitiga");

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.add(new kotakkerucutdansegitiga());

frame.setSize(900,300;

frame.setLocationRelativeTo(null);

frame.setVisible(true);

                   }

        }

2.      Kotakkerucutdansegitiga.java

package tugasgrafika;

import java.awt.*;

import javax.swing.*;

public class kotakkerucutdansegitiga extends JPanel

{

    public void paintComponent (Graphics g)

    {

    super.paintComponent(g);

    Graphics2D g2d = (Graphics2D) g;

//Grafik Segitiga

       g2d.drawLine(20, 200, 100, 20);

       g2d.drawLine(180, 200, 100, 20);

       g2d.drawLine(20, 200, 180, 200);

//Grafik Persegi Panjang

                          g2d.drawLine(500, 40, 260, 40);

                          g2d.drawLine(260, 40, 260, 180);

                          g2d.drawLine(500, 40, 500, 180);

                          g2d.drawLine(500, 180, 260, 180);

     //Grafik Ketupat  

               g2d.drawLine(700, 50, 620, 180);

               g2d.drawLine(700, 300, 620, 180);

               g2d.drawLine(700, 50, 780, 180);

               g2d.drawLine(700, 300, 780, 180 );

                   }

 }

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