Source of HappyFace.java


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