时钟万年历

Main.java

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import javax.swing.JFrame;

public class Main extends JFrame

{

//创建面板

Calendar Calendar=new Calendar();

Clock clock=new Clock();

public Main()

{

//设置布局为null

setLayout(null);

//设置关闭方式

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//设置窗口位置和大小

setBounds(300, 200, 600, 360);

//将面板加入窗口

add(Calendar);

add(clock);

//设置面板位置和大小

Calendar.setBounds(0, 0, 400, 360);

clock.setBounds(420, 100, 200, 200);

//设置窗口关闭事件

addWindowListener(new WindowAdapter(){

public void windowClosing(WindowEvent e){

System.exit(0);

}

});

//使窗口显示

setVisible(true);

}

public static void main(String args[])

{

new Main();

}

}

Clock.java

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

import java.util.Calendar;

import java.awt.geom.*;

public class Clock extends JPanel implements ActionListener { protected static Ellipse2D face = new Ellipse2D.Float(3,3,94,94); protected static GeneralPath tick = new GeneralPath(); //包含在java.awt.geom.*;

static

{

tick.moveTo(100, 100);

tick.moveTo(49, 0);

tick.lineTo(51, 0);

tick.lineTo(51, 6);

tick.lineTo(49, 6);

tick.lineTo(49, 0);

}

protected static GeneralPath hourHand = new GeneralPath();

static

{

hourHand.moveTo(50, 15);

hourHand.lineTo(53, 50);

hourHand.lineTo(50, 53);

hourHand.lineTo(47, 50);

hourHand.lineTo(50, 15);

}

protected static GeneralPath minuteHand = new GeneralPath(); static

{

minuteHand.moveTo(50, 2); minuteHand.lineTo(53, 50); minuteHand.lineTo(50, 58);

minuteHand.lineTo(47, 50);

minuteHand.lineTo(50, 2);

}

protected static GeneralPath secondHand = new GeneralPath();

static

{

secondHand.moveTo(49, 5);

secondHand.lineTo(51, 5);

secondHand.lineTo(51, 62);

secondHand.lineTo(49, 62);

secondHand.lineTo(49, 5);

}

protected static Color faceColor = new Color(220,220,220); protected static Color hourColor = Color.red.darker();

protected static Color minuteColor = new Color(220,0,220); protected static Color secondColor = Color.blue.darker(); protected static Color pinColor = new Color(220,20,111);

protected static Ellipse2D pivot = new Ellipse2D.Float(47,47,6,6); protected static Ellipse2D centerPin = new

Ellipse2D.Float(49,49,2,2);

protected AffineTransform hourTransform =

AffineTransform.getRotateInstance(0,50,50);

protected AffineTransform minuteTransform =

AffineTransform.getRotateInstance(0,50,50);

protected AffineTransform secondTransform =

AffineTransform.getRotateInstance(0,50,50);

protected Timer timer = new Timer(1000,this);

protected Calendar calender = Calendar.getInstance();

public Clock()

{

setPreferredSize(new Dimension(100,100));

}

public void addNotify()

{

super.addNotify();

timer.start();

} public void removeNotify()

{

timer.stop();

super.removeNotify();

}

public void actionPerformed (ActionEvent event)

{

this.calender.setTime(new java.util.Date());

int hour = this.calender.get(Calendar.HOUR);

int minute = this.calender.get(Calendar.MINUTE);

int second = this.calender.get(Calendar.SECOND);

hourTransform.setToRotation((((double)(hour-1.0+minute/60.0))*(Ma th.PI/6.0)),50,50);

minuteTransform.setToRotation(((double)(minute+second/60.0))*(Mat h.PI/30.0),50,50);

secondTransform.setToRotation(((double)second)*(Math.PI/30.0),50, 50);

repaint();

}

public void paint(Graphics g)

{

super.paint(g);