1 package com.jpeterson.virtlcd.swing;
2
3 import javax.swing.event.ChangeListener;
4
5 /**
6 * This is the model in the MVC pattern for the
7 * <code>JDotMatrixSixByEight</code> character.
8 *
9 * @author Jesse Peterson
10 */
11 public interface DotMatrixModel {
12
13 /**
14 * The character being displayed.
15 *
16 * @return The character being displayed.
17 */
18 public char getChar();
19
20 /**
21 * Set the character to display.
22 *
23 * @param c
24 * the character to display.
25 */
26 public void setChar(char c);
27
28 /**
29 * Adds a ChangeListener to the model's listener list.
30 *
31 * @param l
32 * the ChangeListener to add
33 * @see #removeChangeListener
34 */
35 void addChangeListener(ChangeListener l);
36
37 /**
38 * Removes a ChangeListener from the model's listener list.
39 *
40 * @param l
41 * the ChangeListener to remove
42 * @see #addChangeListener
43 */
44 void removeChangeListener(ChangeListener l);
45 }