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Java > Open Source Codes > com > sun > java > swing > plaf > nimbus > MenuItemMenuItemAcceleratorPainter


1 /*
2  * MenuItemMenuItemAcceleratorPainter.java %E%
3  *
4  * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
5  * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6  */
7 package com.sun.java.swing.plaf.nimbus;
8
9 import java.awt.*;
10 import java.awt.geom.*;
11 import java.awt.image.*;
12 import javax.swing.*;
13 import com.sun.java.swing.Painter;
14
15 /**
16  */
17 public final class MenuItemMenuItemAcceleratorPainter extends AbstractRegionPainter {
18     //package private integers representing the available states that
19 //this painter will paint. These are used when creating a new instance
20 //of MenuItemMenuItemAcceleratorPainter to determine which region/state is being painted
21 //by that instance.
22 static final int BACKGROUND_DISABLED = 1;
23     static final int BACKGROUND_ENABLED = 2;
24     static final int BACKGROUND_MOUSEOVER = 3;
25
26
27     private int state; //refers to one of the static final ints above
28 private PaintContext ctx;
29
30     //the following 4 variables are reused during the painting code of the layers
31 private Path2D path = new Path2D.Float();
32     private Rectangle2D rect = new Rectangle2D.Float(0, 0, 0, 0);
33     private RoundRectangle2D roundRect = new RoundRectangle2D.Float(0, 0, 0, 0, 0, 0);
34     private Ellipse2D ellipse = new Ellipse2D.Float(0, 0, 0, 0);
35
36     //All Colors used for painting are stored here. Ideally, only those colors being used
37 //by a particular instance of MenuItemMenuItemAcceleratorPainter would be created. For the moment at least,
38 //however, all are created for each instance.
39
40
41     //Array of current component colors, updated in each paint call
42 private Object JavaDoc[] componentColors;
43
44     public MenuItemMenuItemAcceleratorPainter(PaintContext ctx, int state) {
45         super();
46         this.state = state;
47         this.ctx = ctx;
48     }
49
50     @Override JavaDoc
51     protected void doPaint(Graphics2D g, JComponent c, int width, int height, Object JavaDoc[] extendedCacheKeys) {
52         //populate componentColors array with colors calculated in getExtendedCacheKeys call
53 componentColors = extendedCacheKeys;
54         //generate this entire method. Each state/bg/fg/border combo that has
55 //been painted gets its own KEY and paint method.
56 switch(state) {
57
58         }
59     }
60         
61
62
63     @Override JavaDoc
64     protected final PaintContext getPaintContext() {
65         return ctx;
66     }
67
68
69
70
71
72
73 }
74
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