Mercurial > fife-parpg

comparison ext/guichan-0.8.2/src/widgets/imagebutton.cpp @ 378:64738befdf3b

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bringing in the changes from the build_system_rework branch in preparation for the 0.3.0 release. This commit will require the Jan2010 devkit. Clients will also need to be modified to the new way to import fife.
author vtchill@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 11 Jan 2010 23:34:52 +0000
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377:fe6fb0e0ed23 378:64738befdf3b
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/imagebutton.hpp"
49
50 #include "guichan/graphics.hpp"
51 #include "guichan/image.hpp"
52
53 namespace gcn
54 {
55 ImageButton::ImageButton()
56 : mImage(0),
57 mInternalImage(false)
58 {
59 setWidth(0);
60 setHeight(0);
61 }
62
63 ImageButton::ImageButton(const std::string& filename)
64 : mImage(0),
65 mInternalImage(false)
66 {
67 mImage = Image::load(filename);
68 mInternalImage = true;
69 setWidth(mImage->getWidth() + mImage->getWidth() / 2);
70 setHeight(mImage->getHeight() + mImage->getHeight() / 2);
71 }
72
73 ImageButton::ImageButton(const Image* image)
74 : mImage(image),
75 mInternalImage(false)
76 {
77 setWidth(mImage->getWidth() + mImage->getWidth() / 2);
78 setHeight(mImage->getHeight() + mImage->getHeight() / 2);
79 }
80
81 ImageButton::~ImageButton()
82 {
83 if (mInternalImage)
84 {
85 delete mImage;
86 }
87 }
88
89 void ImageButton::setImage(const Image* image)
90 {
91 if (mInternalImage)
92 {
93 delete mImage;
94 }
95
96 mImage = image;
97 mInternalImage = false;
98 }
99
100 const Image* ImageButton::getImage() const
101 {
102 return mImage;
103 }
104
105 void ImageButton::draw(Graphics* graphics)
106 {
107 gcn::Color faceColor = getBaseColor();
108 gcn::Color highlightColor, shadowColor;
109 int alpha = getBaseColor().a;
110
111 if (isPressed())
112 {
113 faceColor = faceColor - 0x303030;
114 faceColor.a = alpha;
115 highlightColor = faceColor - 0x303030;
116 highlightColor.a = alpha;
117 shadowColor = faceColor + 0x303030;
118 shadowColor.a = alpha;
119 }
120 else
121 {
122 highlightColor = faceColor + 0x303030;
123 highlightColor.a = alpha;
124 shadowColor = faceColor - 0x303030;
125 shadowColor.a = alpha;
126 }
127
128 graphics->setColor(faceColor);
129 graphics->fillRectangle(Rectangle(1,
130 1,
131 getDimension().width - 1,
132 getHeight() - 1));
133
134 graphics->setColor(highlightColor);
135 graphics->drawLine(0, 0, getWidth() - 1, 0);
136 graphics->drawLine(0, 1, 0, getHeight() - 1);
137
138 graphics->setColor(shadowColor);
139 graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
140 graphics->drawLine(1, getHeight() - 1, getWidth() - 1, getHeight() - 1);
141
142 graphics->setColor(getForegroundColor());
143
144 const int textX = (getWidth() - (mImage ? mImage->getWidth() : 0) ) / 2;
145 const int textY = (getHeight() - (mImage ? mImage->getHeight() : 0) ) / 2;
146
147 if (isPressed())
148 {
149 if(mImage)
150 graphics->drawImage(mImage, textX + 1, textY + 1);
151 }
152 else
153 {
154 if(mImage)
155 graphics->drawImage(mImage, textX, textY);
156
157 if (isFocused())
158 {
159 graphics->drawRectangle(Rectangle(2,
160 2,
161 getWidth() - 4,
162 getHeight() - 4));
163 }
164 }
165 }
166 }