16일차 GUI -색깔 입히기 폰트 도형그리기

package com.awtStudy;

import java.awt.Color;
import java.awt.Font;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.Font;

public class GUIstudy extends Frame{
	int x=300;
	int y=200;
	
	public static void main(String[] args) {
		new GUIstudy();
	}
	
	public GUIstudy(){
		this.setSize(x, y);
		setVisible(true);
		
		addWindowListener(new WindowAdapter(){
			
			@Override
			public void windowClosing(WindowEvent arg0) {				
				super.windowClosing(arg0);
				dispose();
				System.exit(0);
			}			
		});
	}
	
	@Override
	public void paint(Graphics g) {		
		super.paint(g);		
		//글꼴 변경하기                       //Font.BOLD+Font.ITALIC=다른 폰트가 된다.
		Font f1=new Font("바탕체",Font.BOLD+Font.ITALIC,20);
		g.setFont(f1);
		
		g.drawString("안녕 drawString", 10, 100);
		g.drawString("1", 10, 40);
		g.drawString("2", x-20, 40);

		//컬러 ,RGB-red,green,blue
		Color c1=new Color(255,1,1);//RED
		g.setColor(c1);  
		g.drawString("3", 10, y-20);
		Color c2=new Color(10,30,200);//BLUE
		g.setColor(c2);
		g.drawString("4", x-20, y-20);
		
		//도형 그리기 x시작점,y시작점 ,넓이 ,높이
		g.drawOval(  100,  150  ,30 , 30);
		g.fillOval(  200,  150  ,30 , 40);
		g.drawRect(   50,  50   ,30 , 30);
		
		g.drawLine(0, 0, x, y);
		g.drawLine(x, 0, 0, y);
		
		int x[] =new int[]{100,100,120};
		int y[] =new int[]{50,70,70};
		g.fillPolygon(x,y,x.length);
		g.drawPolygon(x,y,x.length);
	}
}