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comparison engine/core/loaders/native/video_loaders/image_loader.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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children 90005975cdbb
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-1:000000000000 0:4a0efb7baf70
1 /***************************************************************************
2 * Copyright (C) 2005-2008 by the FIFE team *
3 * http://www.fifengine.de *
4 * This file is part of FIFE. *
5 * *
6 * FIFE is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
10 * *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
15 * *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the *
18 * Free Software Foundation, Inc., *
19 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
20 ***************************************************************************/
21
22 // Standard C++ library includes
23
24 // 3rd party library includes
25 #include <boost/scoped_array.hpp>
26 #include <boost/scoped_ptr.hpp>
27 #include <SDL.h>
28 #include <SDL_image.h>
29
30 // FIFE includes
31 // These includes are split up in two parts, separated by one empty line
32 // First block: files included from the FIFE root src directory
33 // Second block: files included from the same folder
34 #include "util/base/exception.h"
35 #include "util/resource/resource_location.h"
36 #include "util/resource/resource.h"
37 #include "vfs/raw/rawdata.h"
38 #include "vfs/vfs.h"
39 #include "video/renderbackend.h"
40 #include "video/image_location.h"
41
42 #include "image_loader.h"
43
44 namespace FIFE {
45 IResource* ImageLoader::loadResource(const ResourceLocation& location) {
46 const ImageLocation* loc = dynamic_cast<const ImageLocation*>(&location);
47
48 const std::string& filename = location.getFilename();
49 boost::scoped_ptr<RawData> data (m_vfs->open(filename));
50 size_t datalen = data->getDataLength();
51 boost::scoped_array<uint8_t> darray(new uint8_t[datalen]);
52 data->readInto(darray.get(), datalen);
53 SDL_RWops* rwops = SDL_RWFromConstMem(darray.get(), datalen);
54 SDL_Surface* surface = IMG_Load_RW(rwops, false);
55 SDL_FreeRW(rwops);
56 if( !surface ) {
57 return 0;
58 }
59
60 Image* res = RenderBackend::instance()->createImage(surface);
61 if (loc) {
62 res->setXShift(loc->getXShift());
63 res->setYShift(loc->getYShift());
64 }
65 res->setAlphaOptimizerEnabled(true);
66 return res;
67 };
68 }