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Java > Open Source Codes > com > genimen > djeneric > ui > DjVerticalTextIcon


1 package com.genimen.djeneric.ui;
2
3 import java.awt.Color JavaDoc;
4 import java.awt.Component JavaDoc;
5 import java.awt.Font JavaDoc;
6 import java.awt.FontMetrics JavaDoc;
7 import java.awt.Graphics JavaDoc;
8 import java.awt.Graphics2D JavaDoc;
9 import java.awt.geom.AffineTransform JavaDoc;
10
11 import javax.swing.Icon JavaDoc;
12 import javax.swing.JLabel JavaDoc;
13 import javax.swing.SwingConstants JavaDoc;
14 import javax.swing.SwingUtilities JavaDoc;
15 import javax.swing.UIManager JavaDoc;
16
17 // Based on code of Santhosh Kumar,
18 // see http://www.jroller.com/comments/santhosh/Weblog/adobe_like_tabbedpane_in_swing
19
20 public class DjVerticalTextIcon implements Icon JavaDoc, SwingConstants JavaDoc
21 {
22   //USAGE:
23 //public static void addTab(JTabbedPane tabPane, String text, Component comp)
24 //{
25 // int tabPlacement = tabPane.getTabPlacement();
26 // switch (tabPlacement)
27 // {
28 // case JTabbedPane.LEFT :
29 // case JTabbedPane.RIGHT :
30 // tabPane.addTab(null, new VerticalTextIcon(text, tabPlacement == JTabbedPane.RIGHT), comp);
31 // return;
32 // default :
33 // tabPane.addTab(text, null, comp);
34 // }
35 //}
36 //
37 //public static JTabbedPane createTabbedPane(int tabPlacement)
38 //{
39 // switch (tabPlacement)
40 // {
41 // case JTabbedPane.LEFT :
42 // case JTabbedPane.RIGHT :
43 // Object textIconGap = UIManager.get("TabbedPane.textIconGap");
44 // Insets tabInsets = UIManager.getInsets("TabbedPane.tabInsets");
45 // UIManager.put("TabbedPane.textIconGap", new Integer(1));
46 // UIManager.put("TabbedPane.tabInsets", new Insets(tabInsets.left, tabInsets.top, tabInsets.right,
47 // tabInsets.bottom));
48 // JTabbedPane tabPane = new JTabbedPane(tabPlacement);
49 // UIManager.put("TabbedPane.textIconGap", textIconGap);
50 // UIManager.put("TabbedPane.tabInsets", tabInsets);
51 // return tabPane;
52 // default :
53 // return new JTabbedPane(tabPlacement);
54 // }
55 //}
56
57   private Font JavaDoc font = UIManager.getFont("Label.font");
58   FontMetrics JavaDoc metrics = new JLabel JavaDoc().getFontMetrics(font);
59
60   private String JavaDoc text;
61   private int width, height;
62   private boolean clockwize;
63
64   public DjVerticalTextIcon(String JavaDoc text, boolean clockwize)
65   {
66     this.text = text;
67     width = SwingUtilities.computeStringWidth(metrics, text);
68     height = metrics.getHeight();
69     this.clockwize = clockwize;
70   }
71
72   public void paintIcon(Component JavaDoc c, Graphics JavaDoc g, int x, int y)
73   {
74     Graphics2D JavaDoc g2 = (Graphics2D JavaDoc) g;
75     Font JavaDoc oldFont = g.getFont();
76     Color JavaDoc oldColor = g.getColor();
77     AffineTransform JavaDoc oldTransform = g2.getTransform();
78
79     g.setFont(font);
80     g.setColor(Color.black);
81     if (clockwize)
82     {
83       g2.translate(x + getIconWidth(), y);
84       g2.rotate(Math.PI / 2);
85     }
86     else
87     {
88       g2.translate(x, y + getIconHeight());
89       g2.rotate(-Math.PI / 2);
90     }
91     g.drawString(text, 0, metrics.getLeading() + metrics.getAscent());
92
93     g.setFont(oldFont);
94     g.setColor(oldColor);
95     g2.setTransform(oldTransform);
96   }
97
98   public int getIconWidth()
99   {
100     return height;
101   }
102
103   public int getIconHeight()
104   {
105     return width;
106   }
107
108 }
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