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comparison ext/guichan-0.8.1/src/widgets/tab.cpp @ 0:4a0efb7baf70

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* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
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-1:000000000000 0:4a0efb7baf70
1 /* _______ __ __ __ ______ __ __ _______ __ __
2 * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
3 * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
4 * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
5 * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
6 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
7 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
8 *
9 * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
10 *
11 *
12 * Per Larsson a.k.a finalman
13 * Olof Naessén a.k.a jansem/yakslem
14 *
15 * Visit: http://guichan.sourceforge.net
16 *
17 * License: (BSD)
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
20 * are met:
21 * 1. Redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 * notice, this list of conditions and the following disclaimer in
25 * the documentation and/or other materials provided with the
26 * distribution.
27 * 3. Neither the name of Guichan nor the names of its contributors may
28 * be used to endorse or promote products derived from this software
29 * without specific prior written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
37 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
38 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 */
43
44 /*
45 * For comments regarding functions please see the header file.
46 */
47
48 #include "guichan/widgets/tab.hpp"
49
50 #include "guichan/font.hpp"
51 #include "guichan/graphics.hpp"
52 #include "guichan/widgets/button.hpp"
53 #include "guichan/widgets/label.hpp"
54 #include "guichan/widgets/tabbedarea.hpp"
55
56 namespace gcn
57 {
58 Tab::Tab()
59 :mHasMouse(false),
60 mTabbedArea(NULL)
61 {
62 mLabel = new Label();
63 mLabel->setPosition(4, 4);
64 add(mLabel);
65
66 addMouseListener(this);
67 }
68
69 Tab::~Tab()
70 {
71 delete mLabel;
72 }
73
74 void Tab::adjustSize()
75 {
76 setSize(mLabel->getWidth() + 8,
77 mLabel->getHeight() + 8);
78
79 if (mTabbedArea != NULL)
80 {
81 mTabbedArea->adjustTabPositions();
82 }
83 }
84
85 void Tab::setTabbedArea(TabbedArea* tabbedArea)
86 {
87 mTabbedArea = tabbedArea;
88 }
89
90 TabbedArea* Tab::getTabbedArea()
91 {
92 return mTabbedArea;
93 }
94
95 void Tab::setCaption(const std::string& caption)
96 {
97 mLabel->setCaption(caption);
98 mLabel->adjustSize();
99 adjustSize();
100 }
101
102 const std::string& Tab::getCaption() const
103 {
104 return mLabel->getCaption();
105 }
106
107 void Tab::draw(Graphics *graphics)
108 {
109 const Color &faceColor = getBaseColor();
110 const int alpha = getBaseColor().a;
111 Color highlightColor = faceColor + 0x303030;
112 highlightColor.a = alpha;
113 Color shadowColor = faceColor - 0x303030;
114 shadowColor.a = alpha;
115
116 Color borderColor;
117 Color baseColor;
118
119 if ((mTabbedArea != NULL && mTabbedArea->isTabSelected(this))
120 || mHasMouse)
121 {
122 // Draw a border.
123 graphics->setColor(highlightColor);
124 graphics->drawLine(0, 0, getWidth() - 1, 0);
125 graphics->drawLine(0, 1, 0, getHeight() - 1);
126 graphics->setColor(shadowColor);
127 graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
128
129 borderColor = highlightColor;
130 baseColor = getBaseColor();
131 }
132 else
133 {
134 // Draw a border.
135 graphics->setColor(shadowColor);
136 graphics->drawLine(0, 0, getWidth() - 1, 0);
137 graphics->drawLine(0, 1, 0, getHeight() - 1);
138 graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
139
140 baseColor = getBaseColor() - 0x151515;
141 baseColor.a = alpha;
142 }
143
144 // Push a clip area so the other drawings don't need to worry
145 // about the border.
146 graphics->pushClipArea(Rectangle(1, 1, getWidth() - 2, getHeight() - 1));
147 const Rectangle currentClipArea = graphics->getCurrentClipArea();
148
149 graphics->setColor(baseColor);
150 graphics->fillRectangle(Rectangle(0,
151 0,
152 currentClipArea.width,
153 currentClipArea.height));
154
155 drawChildren(graphics);
156
157 if (mTabbedArea != NULL
158 && mTabbedArea->isFocused()
159 && mTabbedArea->isTabSelected(this))
160 {
161 graphics->setColor(Color(0x000000));
162 graphics->drawRectangle(Rectangle(2,
163 2,
164 currentClipArea.width - 4,
165 currentClipArea.height - 4));
166 }
167
168 graphics->popClipArea();
169 }
170
171 void Tab::mouseEntered(MouseEvent& mouseEvent)
172 {
173 mHasMouse = true;
174 }
175
176 void Tab::mouseExited(MouseEvent& mouseEvent)
177 {
178 mHasMouse = false;
179 }
180 }
181