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annotate ext/guichan-0.8.1/include/guichan/imageloader.hpp @ 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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4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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1 /* _______ __ __ __ ______ __ __ _______ __ __
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2 * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
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3 * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
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4 * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
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5 * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
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6 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
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7 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
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8 *
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9 * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
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10 *
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11 *
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12 * Per Larsson a.k.a finalman
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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13 * Olof Naessén a.k.a jansem/yakslem
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14 *
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15 * Visit: http://guichan.sourceforge.net
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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16 *
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17 * License: (BSD)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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18 * Redistribution and use in source and binary forms, with or without
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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19 * modification, are permitted provided that the following conditions
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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20 * are met:
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21 * 1. Redistributions of source code must retain the above copyright
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22 * notice, this list of conditions and the following disclaimer.
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23 * 2. Redistributions in binary form must reproduce the above copyright
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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24 * notice, this list of conditions and the following disclaimer in
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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25 * the documentation and/or other materials provided with the
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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26 * distribution.
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27 * 3. Neither the name of Guichan nor the names of its contributors may
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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28 * be used to endorse or promote products derived from this software
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29 * without specific prior written permission.
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30 *
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31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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37 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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38 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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42 */
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43
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44 #ifndef GCN_IMAGELOADER_HPP
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45 #define GCN_IMAGELOADER_HPP
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46
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47 #include <iosfwd>
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48
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49 #include "guichan/platform.hpp"
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50
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51 namespace gcn
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52 {
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53 class Image;
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54
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55 /**
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56 * Abstract class for providing functions for loading images.
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57 *
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58 * Guichan contains implementations of ImageLoader for common
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59 * libraries like the Allegro library, the HGE library,
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60 * he OpenLayer library, and the SDL library.
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61 * To make Guichan usable with other libraries, an ImageLoader
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62 * class must be implemented.
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63 *
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64 * To make Guichan use an image loader, the image loader needs
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65 * to be passed to the Image class using the static method
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66 * Image::setImageLoader.
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67 *
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68 * @see Image::setImageLoader, Image::getImageLoader,
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69 * AllegroImageLoader, HGEImageLoader, OpenLayerImageLoader,
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70 * OpenGLAllegroImageLoader, OpenGLSDLImageLoader,
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71 * SDLImageLoader
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72 * @since 0.1.0
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73 */
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74 class GCN_CORE_DECLSPEC ImageLoader
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75 {
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76 public:
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77
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78 /**
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79 * Destructor.
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80 */
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81 virtual ~ImageLoader() { }
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82
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83 /**
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84 * Loads an image.
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85 *
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86 * NOTE: The functions Image::getPixel and Image::putPixel
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87 * are only guaranteed to work before an image has
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88 * been converted to display format.
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89 *
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90 * @param filename The filename of the image to load.
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91 * @param convertToDisplayFormat True if the image should be converted
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92 * to display, false otherwise.
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93 */
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94 virtual Image* load(const std::string& filename, bool convertToDisplayFormat = true) = 0;
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95 };
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96 }
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97
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98 #endif // end GCN_IMAGELOADER_HPP