Source of HappyFace.java


  1: 
  2: import javax.swing.*;
  3: import java.awt.*;
  4: 
  5: /**
  6:  Applet that displays a happy face.
  7:  Author: Jane Q. Programmer.
  8:  E-mail Address: janeq@somemachine.etc.etc.
  9:  Programming Assignment 3.
 10:  Last Changed: October 9, 2004.
 11: */
 12: public class HappyFace extends JApplet
 13: {
 14:     public static final int FACE_DIAMETER = 200;
 15:     public static final int X_FACE = 100;
 16:     public static final int Y_FACE = 50;
 17: 
 18:     public static final int EYE_WIDTH = 10;
 19:     public static final int EYE_HEIGHT = 20;
 20:     public static final int X_RIGHT_EYE = 155;
 21:     public static final int Y_RIGHT_EYE = 95;
 22:     public static final int X_LEFT_EYE = 230;
 23:     public static final int Y_LEFT_EYE = Y_RIGHT_EYE;
 24: 
 25:     public static final int MOUTH_WIDTH = 100;
 26:     public static final int MOUTH_HEIGHT = 50;
 27:     public static final int X_MOUTH = 150;
 28:     public static final int Y_MOUTH = 175;
 29:     public static final int MOUTH_START_ANGLE = 180;
 30:     public static final int MOUTH_DEGREES_SHOWN = 180;
 31: 
 32:     public void paint(Graphics canvas)
 33:     {
 34:         //Draw face outline:
 35:         canvas.drawOval(X_FACE, Y_FACE, FACE_DIAMETER, FACE_DIAMETER);
 36:         //Draw eyes:
 37:         canvas.fillOval(X_RIGHT_EYE, Y_RIGHT_EYE, EYE_WIDTH, EYE_HEIGHT);
 38:         canvas.fillOval(X_LEFT_EYE, Y_LEFT_EYE, EYE_WIDTH, EYE_HEIGHT);
 39:         //Draw mouth:
 40:         canvas.drawArc(X_MOUTH, Y_MOUTH, MOUTH_WIDTH, MOUTH_HEIGHT,
 41:                                 MOUTH_START_ANGLE, MOUTH_DEGREES_SHOWN);
 42:     }
 43: }