Mercurial > fife-parpg

comparison ext/guichan-0.8.2/src/openlayer/openlayergraphics.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/openlayer/openlayergraphics.hpp"
49
50 #include <OpenLayer.hpp>
51
52 #include <string>
53
54 #include "guichan/exception.hpp"
55 #include "guichan/openlayer/openlayerimage.hpp"
56
57 namespace gcn
58 {
59 OpenLayerGraphics::OpenLayerGraphics()
60 {
61 setTargetPlane(640, 480);
62 }
63
64 OpenLayerGraphics::OpenLayerGraphics(int width, int height)
65 {
66 setTargetPlane(width, height);
67 }
68
69 OpenLayerGraphics::~OpenLayerGraphics()
70 {
71
72 }
73
74 void OpenLayerGraphics::_beginDraw()
75 {
76 pushClipArea(Rectangle(0, 0, mWidth, mHeight));
77 }
78
79 void OpenLayerGraphics::_endDraw()
80 {
81 popClipArea();
82 }
83
84 bool OpenLayerGraphics::pushClipArea(Rectangle area)
85 {
86 bool result = Graphics::pushClipArea(area);
87
88 ol::Transforms::SetPosition(mClipStack.top().xOffset,
89 mClipStack.top().yOffset);
90
91 ol::Canvas::SetClipping(mClipStack.top().x,
92 mClipStack.top().y,
93 mClipStack.top().width,
94 mClipStack.top().height);
95
96 return result;
97 }
98
99 void OpenLayerGraphics::popClipArea()
100 {
101 Graphics::popClipArea();
102
103 if (mClipStack.empty())
104 {
105 ol::Transforms::SetPosition(0, 0);
106 ol::Canvas::DisableClipping();
107 }
108 else
109 {
110 const ClipRectangle top = mClipStack.top();
111 ol::Transforms::SetPosition(top.xOffset,
112 top.yOffset);
113 ol::Canvas::SetClipping(top.x,
114 top.y,
115 top.width,
116 top.height);
117 }
118 }
119
120 void OpenLayerGraphics::setTargetPlane(int width, int height)
121 {
122 mWidth = width;
123 mHeight = height;
124 }
125
126 void OpenLayerGraphics::drawImage(const Image* image,
127 int srcX,
128 int srcY,
129 int dstX,
130 int dstY,
131 int width,
132 int height)
133 {
134 const OpenLayerImage* srcImage = dynamic_cast<const OpenLayerImage*>(image);
135
136 if (srcImage == NULL)
137 {
138 throw GCN_EXCEPTION("Trying to draw an image of unknown format, must be an OpenLayerImage.");
139 }
140
141 srcImage->getBitmap()->Blit(dstX - srcX,
142 dstY - srcY,
143 ol::ClippedMode(srcX,
144 srcY,
145 width,
146 height),
147 1.0f);
148 }
149
150 void OpenLayerGraphics::drawPoint(int x, int y)
151 {
152 ol::GfxRend::Point(x + 0.5f, y - 0.5f, mRgba);
153 }
154
155 void OpenLayerGraphics::drawLine(int x1, int y1, int x2, int y2)
156 {
157 mRgba.Select();
158 glDisable(GL_TEXTURE_2D);
159 glLineWidth(1.0f);
160
161 glBegin(GL_LINES);
162 glVertex2f(x1+0.5f, y1+0.5f);
163 glVertex2f(x2+0.5f, y2+0.5f);
164 glEnd();
165
166 glBegin(GL_POINTS);
167 glVertex2f(x1+0.5f, y1+0.5f);
168 glEnd();
169
170 glBegin(GL_POINTS);
171 glVertex2f(x2+0.5f, y2+0.5f);
172 glEnd();
173
174 if (ol::Settings::TextureMappingUsed())
175 {
176 glEnable(GL_TEXTURE_2D);
177 }
178 }
179
180 void OpenLayerGraphics::drawRectangle(const Rectangle& rectangle)
181 {
182 ol::GfxRend::RectOutline(rectangle.x + 0.5f,
183 rectangle.y + 0.5f,
184 rectangle.width - 0.5f,
185 rectangle.height - 0.5f,
186 mRgba);
187 }
188
189 void OpenLayerGraphics::fillRectangle(const Rectangle& rectangle)
190 {
191 ol::GfxRend::Rect(rectangle.x,
192 rectangle.y,
193 rectangle.width,
194 rectangle.height,
195 mRgba);
196 }
197
198 void OpenLayerGraphics::setColor(const Color& color)
199 {
200 mColor = color;
201 mRgba.r = color.r / 255.0f;
202 mRgba.g = color.g / 255.0f;
203 mRgba.b = color.b / 255.0f;
204 mRgba.a = color.a / 255.0f;
205 mRgba.Select();
206 }
207
208 const Color& OpenLayerGraphics::getColor() const
209 {
210 return mColor;
211 }
212
213 const ol::Rgba& OpenLayerGraphics::getOpenLayerColor() const
214 {
215 return mRgba;
216 }
217 }