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annotate engine/core/util/resource/resource_location.h @ 308:af0b233e246f

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- added a workaround for the rotation issue of groundtiles in rio de hola maps
author chewie@33b003aa-7bff-0310-803a-e67f0ece8222
date Tue, 11 Aug 2009 17:08:21 +0000
parents fb6ccb367dd1
children bb26a76458c6
rev   line source
0
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE is free software; you can redistribute it and/or *
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7 * modify it under the terms of the GNU Lesser General Public *
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8 * License as published by the Free Software Foundation; either *
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9 * version 2.1 of the License, or (at your option) any later version. *
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10 * *
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11 * This library is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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14 * Lesser General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU Lesser General Public *
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17 * License along with this library; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 #ifndef FIFE_RESOURCE_LOCATION_H
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23 #define FIFE_RESOURCE_LOCATION_H
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24
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25 // Standard C++ library includes
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26 #include <string>
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27
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28 // 3rd party library includes
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29
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30 // FIFE includes
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31 // These includes are split up in two parts, separated by one empty line
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32 // First block: files included from the FIFE root src directory
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33 // Second block: files included from the same folder
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34
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35 namespace FIFE {
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36
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37 #define RES_TYPE_FILE 0
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38 #define RES_TYPE_IMAGE 1
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39
0
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40 /** Contains information about the Location of a Resource
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41 *
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42 * This class is used to give ResoureProvider the information
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43 * where to find the data.
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44 *
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45 * WARNING: It is \b very important that the comparison operators work correctly,
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46 * otherwise the pools will silently consume more and more memory. So before you change
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47 * something there, think about the implications. Please.
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48 */
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49 class ResourceLocation {
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50 public:
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51
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52 // LIFECYCLE
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53 /** Default constructor.
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54 */
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55 ResourceLocation(const std::string& filename): m_filename(filename),m_type(RES_TYPE_FILE) {}
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56
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57 /** Destructor.
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58 */
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59 virtual ~ResourceLocation() {};
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60
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61 /** Returns the filename.
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62 * @return The filename.
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63 */
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64 const std::string& getFilename() const { return m_filename; };
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65
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66 /** Compares two ResourceLocations for equality.
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67 */
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68 virtual bool operator ==(const ResourceLocation& loc) const {
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69 if( m_type != loc.m_type ) {
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70 return false;
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71 }
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72
0
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73 if (m_filename.length() != loc.m_filename.length()) {
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74 return false;
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75 }
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76 if (!std::equal(m_filename.rbegin(), m_filename.rend(), loc.m_filename.rbegin())) {
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77 return false;
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78 }
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79 return true;
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80 }
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81
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82 /** Compares two ResourceLocations
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83 * This is needed as the locations should be stored in a \c std::map
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84 */
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85 virtual bool operator <(const ResourceLocation& loc) const {
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86 if( m_type < loc.m_type )
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87 return true;
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88 if( m_type > loc.m_type )
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89 return false;
146
54b3984e1afc The getIndex function was a hack that shadowed another bug
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90 return m_filename < loc.m_filename;
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91 }
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92
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93 /** Creates copy of this location
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94 * All derived classes must implement this and return their corresponding instance
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95 */
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96 virtual ResourceLocation* clone() const {
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97 return new ResourceLocation(m_filename);
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98 }
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99
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100 int getType() const { return m_type; }
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101
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102 protected:
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103 std::string m_filename;
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104 int m_type;
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105 };
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106 } //FIFE
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107
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108 #endif