catoonpanel.java

一个简单的时钟

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;

import javax.swing.*;
public class CatoonPanel extends JPanel{
	 int x,y,i;
	 int x1,y1,i1;
	 int x2,y2,i2;
	 int x3,y3,i3;
	public void paint(Graphics g){
		super.paintComponent(g);
		Graphics2D g2 = (Graphics2D)g;
		//g2.setBackground(Color.pink);
		
		g2.setColor(new Color(100,200,200));
		g2.fillOval(200,200,100,100);
		g2.drawOval(180, 180,140,140);
		g2.setColor(Color.magenta);
		g2.drawLine(250,250,x,y);
		
		
		
		g2.setColor(new Color(200,100,100));
		g2.drawLine(250,250,x1,y1);
		
		
		g2.setColor(Color.white);
		g2.drawLine(250,250,x2,y2);
		
		for(int i3=0;i3<=360;i3+=30){
			double p = 2*Math.PI/360*i3;
	        System.out.println("i="+i3);
	        x3 = (int) (250+(48*Math.sin(p)));
	        y3 = (int) (250-(48*Math.cos(p)));
			g2.fillOval(x3-2,y3-2,6,6);
			
		}
		g2.setColor(Color.blue);
		
		int i4 = 1;
		for(int i3=30;i3<=360;i3+=30){
			double p = 2*Math.PI/360*i3;
			
	        System.out.println("i="+i3);
	        x3 = (int) (250+(59*Math.sin(p)));
	        y3 = (int) (250-(59*Math.cos(p)));
			g2.drawString(""+i4, x3-4, y3+6);
			i4++;
			
		}
		g2.setFont(new Font("TimesRoman",Font.BOLD,35));
		g2.setColor(Color.yellow);
		g2.drawString("简   单   闹   钟",150,100);
		
		
	}
	

}