NICE JAVA CODE TO SHOW ANALOG CLOCK ON YOUR SCREEN

/*
    Author : RK
    Aim : ANALOG CLOCK INSIDE A JFrame
 */
import java.awt.Toolkit;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Stroke;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Calendar;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.UIManager;

 class AnalogClock extends JComponent implements Runnable
{
   private static Stroke SEC_STROKE = new BasicStroke();
   private static Stroke MIN_STROKE =new BasicStroke(4F, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);
   private static Stroke HOUR_STROKE = MIN_STROKE;

   private double sa = Math.PI / 2;
   private double sda = Math.PI / 30;
   private double mda = sda / 60;
   private double hda = mda / 12;

   int sx,sy,cenx,ceny;

   String mday=””;
   int wday=0;
   String swday=””;
   int month=0;
   String year=””;
   String smonth=””;

    public AnalogClock()
    {
    (new Thread(this)).start();
         Toolkit toolkit=Toolkit.getDefaultToolkit();
   Dimension dim=toolkit.getScreenSize();

         JFrame f = new JFrame(“Analog Clock”);
         f.setUndecorated(true);        
    f.setResizable(false);
         f.getContentPane().add(this);
         Color c=new Color(135,200,41);
         f.getContentPane().setBackground(Color.BLACK);

    f.addWindowListener(new WindowAdapter() {
            @Override
             public void windowClosing(WindowEvent e) {
    System.exit(0);
     }});
         f.setVisible(true);
    f.setBounds(dim.width-120, 4, 118, 200);                
       
    }

  public void run()
    {
    try {
     for(;;)
       {
        Thread.sleep(500);
        repaint();
              }
       }
     catch (InterruptedException e)
       {
      Thread.currentThread().interrupt();
       }
     }

    @Override
    @SuppressWarnings(“empty-statement”)
   public void paint(Graphics graphics)
     {

      Graphics2D g = (Graphics2D) graphics;
      Calendar cal=Calendar.getInstance();

      int s =cal.get(Calendar.SECOND) ;
      int m =cal.get(Calendar.MINUTE) ;
      int h =cal.get(Calendar.HOUR) ;  
      int ms = m * 60;
      int hs = h * 60 * 60;

      //Below line of code will draw a circle
      Color c=new Color(18, 146, 235);
      g.setColor(c);
      g.setStroke(MIN_STROKE);
      g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
      g.drawOval(3,2,111,111);
      g.fillOval(3,2,111,111);

      cenx=(116)/2;
      ceny=(115)/2;
      int sr=(110-7)/2;
     
      //Below line of code will draw a second hand    
      g.setColor(Color.black);
      int sxx = (int) ((Math.cos((s * sda) – sa) * sr) + cenx);
      int syy = (int) ((Math.sin((s * sda) – sa) * sr) + ceny);
      g.setStroke(SEC_STROKE);
      g.drawLine(cenx, ceny, sxx, syy);

      //Below line of code will draw a minute hand
      int mr=sr-4;
      c=new Color(255, 255, 255);
      g.setColor(c);
      int mx = (int) ((Math.cos(((ms + s) * mda) – sa) * mr) + cenx);
      int my = (int) ((Math.sin(((ms + s) * mda) – sa) * mr) + ceny);
      g.setStroke(MIN_STROKE);
      g.drawLine(cenx, ceny, mx, my);

      //Below line of code will draw a hour hand
      int hr=sr-14;
      g.setColor(Color.black);
     
      int hx = (int) ((Math.cos(((hs + ms + s) * hda) – sa) * hr) + cenx);
      int hy = (int) ((Math.sin(((hs + ms + s) * hda) – sa) * hr) + ceny);
      g.setStroke(HOUR_STROKE);
      g.drawLine(cenx, ceny, hx, hy);

      //Below line of code will print the Date contents

      mday=””+cal.get(Calendar.DAY_OF_MONTH);
      wday=cal.get(Calendar.DAY_OF_WEEK);    
      month=cal.get(Calendar.MONTH);

      year=””+cal.get(Calendar.YEAR);    
      month++;

      if(wday==1)
      {
               swday=”Sunday”;
      }else if(wday==2)
      {
            swday=”Monday”;
      }else if(wday==3)
      {
          swday=”Tuesday”;
      }else if(wday==4)
      {
          swday=”Wednesday”;
      }else if(wday==5)
      {
          swday=”Thursday”;
      }else if(wday==6)
      {
          swday=”Friday”;
      }else if(wday==7)
      {
          swday=”Saturday”;
      }

      if(month==1)
      {
          smonth=”Jan”;
      }else if(month==2)
      {
          smonth=”Feb”;
      }else if(month==3)
      {
          smonth=”March”;
      }else if(month==4)
      {
          smonth=”April”;
      }else if(month==5)
      {
          smonth=”May”;
      }else if(month==6)
      {
          smonth=”June”;
      }else if(month==7)
      {
          smonth=”July”;
      }else if(month==8)
      {
          smonth=”Aug”;
      }else if(month==9)
      {
          smonth=”Sep”;
      }else if(month==10)
      {
          smonth=”Oct”;
      }else if(month==11)
      {
          smonth=”Nov”;
      }else if(month==12)
      {
          smonth=”Dec”;
      }

      Font f=new Font(“Verdana”,Font.BOLD,15);
      g.setFont(f);
      g.setColor(Color.white);

      int len_swday=swday.length();
      int len_mday=mday.length();
      int len_smonth=smonth.length();
      int len_year=year.length();    
      int tot_char=10;
      int ycord=140;

      float xcord=(118/2)-((len_swday/2)*(118/tot_char));    
      g.drawString(swday,xcord,ycord);

      xcord=(float)((118 / 2) – ((len_mday/ 2) * (118 / tot_char)));
      ycord=ycord+15;
      g.drawString(mday, xcord,ycord);

      xcord=(118/2)-((len_smonth/2)*(118/tot_char));
      ycord=ycord+15;
      g.drawString(smonth,xcord,ycord);

      xcord=(118/2)-((len_year/2)*(118/tot_char));
      ycord=ycord+15;
      g.drawString(year,xcord,ycord);
   
      f=new Font(“Verdana”,Font.BOLD,9);
      g.setFont(f);    
      String name=”[RK]”;
      ycord=90;
      xcord=(110/2)-((name.length()/3)*(110/tot_char));
      g.drawString(name,xcord,ycord);
      ycord=15;
     

     
    }

   
    public static void main(String rk[])
    {
      try
{
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
}catch(Exception e){}

      AnalogClock clock = new AnalogClock();

    }
}

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About rajkirpal

i am a software engineer. and i have decent knowledge about java technologies like ANDROID, Servlet, Jsp, Struts, Hibernet, Spring, J2ME, Java Script, Ajax, JQuery, CSS. Further i am Preparing Easy understandable materials/documents upon the same java technologies and developing project in core java , advanced java and j2me , ANDROID as per the requirements Also designing the web sites and logos Thank You.
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