Monday, 13 July 2015

Java Programs[Important]

  1. WRITE A JAVA PROGRAM that lets users create Pie charts. Design your own user interface (with Swings & AWT).
  2.  
  3. Program :
  4.  
  5. import   .awt.*;
  6.  import   .applet.*;
  7.  
  8. /*<applet code=PiChart.class width=600 height=600></applet>*/
  9.  
  10. public class PiChart extends Applet 
  11. { 
  12. public void paint(Graphics g)
  13.  {
  14.  
  15. setBackground(Color.green); 
  16. g.drawString("PI CHART",200,40);
  17.  
  18. g.setColor(Color.blue);
  19.  g.fillOval(50,50,150,150);
  20.  g.setColor(Color.white);
  21.  g.drawString("40%",130,160);
  22.  g.setColor(Color.magenta);
  23. g.fillArc(50,50,150,150,0,90); 
  24. g.setColor(Color.white); 
  25. g.drawString("25%",140,100);
  26.  g.setColor(Color.yellow);
  27.  g.fillArc(50,50,150,150,90,120);
  28.  g.setColor(Color.black); 
  29. g.drawString("35%",90,100);
  30.  
  31. g.setColor(Color.yellow);
  32.  g.fillOval(250,50,150,150); 
  33. g.setColor(Color.black);
  34.  g.drawString("15%",350,150);
  35.  g.setColor(Color.magenta);
  36.  g.fillArc(250,50,150,150,0,30); 
  37. g.setColor(Color.black); 
  38. g.drawString("5%",360,120);
  39.  g.setColor(Color.blue);
  40.  g.fillArc(250,50,150,150,30,120);
  41.  g.setColor(Color.white); 
  42. g.drawString("30%",330,100);
  43.  g.setColor(Color.black); 
  44. g.fillArc(250,50,150,150,120,180);  
  45. g.setColor(Color.white); 
  46. g.drawString("50%",280,160); 
  47. }
  48.  }
  49.