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annotate engine/core/model/model.h @ 35:bf7f838e6684

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Added methods for removing Objects from the Model.
author jwt@33b003aa-7bff-0310-803a-e67f0ece8222
date Sat, 12 Jul 2008 02:50:09 +0000
parents 112fc4af772d
children 90005975cdbb
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 modify *
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7 * it under the terms of the GNU General Public License as published by *
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8 * the Free Software Foundation; either version 2 of the License, or *
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9 * (at your option) any later version. *
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10 * *
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11 * This program 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 *
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14 * GNU 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 General Public License *
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17 * along with this program; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 #ifndef FIFE_MODEL_H
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23 #define FIFE_MODEL_H
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24
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25 // Standard C++ library includes
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26 #include <list>
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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 #include "util/base/fifeclass.h"
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35
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36 #include "model/structures/map.h"
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37 #include "model/metamodel/timeprovider.h"
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38
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39 namespace FIFE {
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40
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41 class MetaModel;
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42 class AbstractPather;
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43 class Object;
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44
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45 /**
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46 * A model is a facade for everything in the model.
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47 */
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48 class Model: public FifeClass {
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49 public:
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50
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51 /** Constructor
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52 *
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53 */
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54 Model();
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55
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56 /** Destructor
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57 *
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58 */
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59 ~Model();
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60
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61 /** Add a map this model, and get a pointer to it.
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62 * The returned pointer is owned by the Model, so don't delete it!
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63 */
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64 Map* createMap(const std::string& identifier);
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65
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66 /** Remove a map from this model
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67 */
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68 void deleteMap(Map*);
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69
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70 /** Get all the maps in the model.
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71 */
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72 const std::list<Map*>& getMaps() const { return m_maps; }
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73
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74 /** Get a map.
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75 *
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76 * @param identifier the id of the map to be found.
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77 */
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78 Map* getMap(const std::string& identifier) const;
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79
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80 /** Return the number of maps in this model
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81 */
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82 size_t getNumMaps() const;
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83
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84 /** Remove all elevations from a map
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85 */
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86 void deleteMaps();
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87
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88 /** Get a list of namespaces currently referenced by objects in the metamodel.
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89 */
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90 std::list<std::string> getNamespaces() const;
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91
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92 /** Add an object to the metamodel.
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93 *
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94 * @param identifier A string for identifying this object; must be unique for its namespace.
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95 * @param parent Objects may optionally inherit values from a parent object.
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96 * @note This object belongs to the model, so don't delete the returned pointer
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97 */
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98 Object* createObject(const std::string& identifier, const std::string& name_space, Object* parent=0);
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99
35
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100 /** Attempt to remove an object from the model
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101 * Fails and returns false if the object is referenced by an instance.
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102 */
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103 bool deleteObject(Object*);
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104
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105 /** Attempt to remove all objects from the model
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106 * Fails and returns false if any maps with instances are present.
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107 */
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108 bool deleteObjects();
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109
0
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110 /** Get an object by its id. If no namespace is specified, the namespaces are searched in order
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111 * and the first matching object is returned. Returns 0 if object is not found.
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112 */
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113 Object* getObject(const std::string& id, const std::string& name_space);
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114
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115 /** Get all the objects in the given namespace.
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116 */
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117 const std::list<Object*>& getObjects(const std::string& name_space) const;
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118
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119 /** Adds pather to model. Moves ownership to model
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120 */
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121 void adoptPather(AbstractPather* pather);
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122
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123 /** Returns pather corresponding given name. If none found, returns NULL
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124 */
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125 AbstractPather* getPather(const std::string& pathername);
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126
33
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127 /** Adds cellgrid to model. Moves ownership to model
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128 */
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129 void adoptCellGrid(CellGrid* grid);
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130
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131 /** Returns new copy of cellgrid corresponding given name. If none found, returns NULL
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132 */
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133 CellGrid* getCellGrid(const std::string& gridtype);
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134
0
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135 /** Called periodically to update events on model
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136 */
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137 void update();
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138
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139 /** Sets speed for the model. With speed 1.0, everything runs with normal speed.
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140 * With speed 2.0, clock is ticking twice as fast. With 0, everything gets paused.
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141 * Negavtive values are not supported (throws NotSupported exception).
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142 */
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143 void setTimeMultiplier(float multip) { m_timeprovider.setMultiplier(multip); }
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144
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145 /** Gets model speed. @see setTimeMultiplier.
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146 */
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147 double getTimeMultiplier() const { return m_timeprovider.getMultiplier(); }
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148
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149 private:
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150
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151 std::list<Map*> m_maps;
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152
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153 typedef std::pair<std::string, std::list<Object*> > namespace_t;
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154 std::list<namespace_t> m_namespaces;
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155
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156 std::vector<AbstractPather*> m_pathers;
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157 std::vector<CellGrid*> m_adopted_grids;
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158 std::vector<CellGrid*> m_created_grids;
0
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159 TimeProvider m_timeprovider;
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160 };
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161
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162 }; //FIFE
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163 #endif