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comparison ext/guichan-0.8.1/src/allegro/allegroimageloader.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/allegro/allegroimageloader.hpp"
49
50 #include "guichan/allegro/allegroimage.hpp"
51 #include "guichan/exception.hpp"
52
53 namespace gcn
54 {
55 Image* AllegroImageLoader::load(const std::string& filename, bool convertToDisplayFormat)
56 {
57 #if !(ALLEGRO_VERSION == 4 && ALLEGRO_SUB_VERSION == 0)
58 int colconv = get_color_conversion();
59 #endif
60
61 set_color_conversion(COLORCONV_NONE);
62
63 PALETTE pal;
64 BITMAP *bmp = loadBitmap(filename, pal);
65
66 if (bmp == NULL)
67 {
68 throw GCN_EXCEPTION(std::string("Unable to load: ") + filename);
69 }
70
71 BITMAP *bmp2 = create_bitmap_ex(32, bmp->w, bmp->h);
72
73 if (bmp2 == NULL)
74 {
75 throw GCN_EXCEPTION(std::string("Not enough memory to load: ") + filename);
76 }
77
78 set_palette(pal);
79 blit(bmp, bmp2, 0, 0, 0, 0, bmp->w, bmp->h);
80 destroy_bitmap(bmp);
81
82 #if (ALLEGRO_VERSION == 4 && ALLEGRO_SUB_VERSION == 0)
83 set_color_conversion(COLORCONV_TOTAL);
84 #else
85 set_color_conversion(colconv);
86 #endif
87
88 Image *image = new AllegroImage(bmp2, true);
89
90 if (convertToDisplayFormat)
91 {
92 image->convertToDisplayFormat();
93 }
94
95 return image;
96 }
97
98 BITMAP* AllegroImageLoader::loadBitmap(const std::string& filename, PALETTE pal)
99 {
100 return load_bitmap(filename.c_str(), pal);
101 }
102 }