Main.java

package latihan4;
import java.awt.Color;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.font.TextAttribute;
import java.text.AttributedString;

import javax.swing.JComponent;
import javax.swing.JFrame;

public class Main extends JFrame {

    public Main(){
        initUI();
    }

    private void initUI() {
        add(new Canvas());
        setTitle("Computer Graphics");
        setSize(1000, 600);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setLocationRelativeTo(null);
    }

    public static void main(String[] args){
        EventQueue.invokeLater(new Runnable(){
            public void run() {
                Main unsulbar = new Main();
                unsulbar.setVisible(true);
            }
        });
    }
    
    public class Warna {
    	public Warna(String namaWarna, String codeWarna) {
			this.nama	= namaWarna;
			this.code	= codeWarna;
		}
		String nama;
    	String code;
    }
    
    public class Canvas extends JComponent {
    	
    	public void paint(Graphics g) {	
    		Graphics2D g2d = (Graphics2D) g;
    		
    		int[]data	= {42,26,16,50,18,2,8,15,23,26,46,30,35,41,15,25,20,25};
    		Warna[]arrWarna	={
    				new Warna("TURQUOISE","#1abc9c"),
    				new Warna("EMERALD","#2ecc71"),
    				new Warna("PETER RIVER","#3498db"),
    				new Warna("AMETHYST","#9b59b6"),
    				new Warna("WET ASPHALT","#34495e"),
    				new Warna("GREEN SEA","#16a085"),
    				new Warna("NEPHRITIS","#27ae60"),
    				new Warna("BELIZE HOLE","#2980b9"),
    				new Warna("WISTERIA","#8e44ad"),
    				new Warna("MIDNIGHT BLUE","#2c3e50"),
    				new Warna("SUN FLOWER","#f1c40f"),
    				new Warna("CARROT","#e67e22"),
    				new Warna("ALIZARIN","#e74c3c"),
    				//new Warna("CLOUDS","#ecf0f1"),
    				new Warna("CONCRETE","#95a5a6"),
    				new Warna("ORANGE","#f39c12"),
    				new Warna("PUMPKIN","#d35400"),
    				new Warna("POMEGRANATE","#c0392b"),
    				new Warna("SILVER","#bdc3c7"),
    				new Warna("ASBESTOS","#7f8c8d")};
    		
    		
    		int xo,yo,y1	= this.getHeight()-50;    		
    		int tinggi,lebar=(int)((this.getWidth()-100)/(double)data.length);
    		
    		int k=0;    		
    		for(int i=0;i<data.length;i++){
    			tinggi	= data[i]*10;
    			yo		= y1 - tinggi;
    			xo		= 50+(i*lebar)+2;
	    		g2d.setColor(Color.decode(arrWarna[k].code));
    			g2d.fillRect(xo, yo, lebar-4, tinggi);	
    			g2d.setFont(new Font("Arial", Font.PLAIN, 16));
    			g2d.drawString(""+data[i], xo+lebar/2-10, y1+18);
    			k++;
    			if(k>=arrWarna.length){
    				k=0;
    			}
    		}    		
    		    		
    		g2d.dispose();
    		//---------------------------------------------------------------------------------------------------
    	}//end of paint(Graphics g) 
    }
}