1 | /* |
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2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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3 | * > www.orxonox.net < |
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4 | * |
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5 | * |
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6 | * License notice: |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or |
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9 | * modify it under the terms of the GNU General Public License |
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10 | * as published by the Free Software Foundation; either version 2 |
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11 | * of the License, or (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program; if not, write to the Free Software |
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20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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21 | * |
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22 | * Author: |
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23 | * Benjamin Knecht |
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24 | * Reto Grieder |
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25 | * Co-authors: |
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26 | * ... |
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27 | * |
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28 | */ |
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29 | |
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30 | /** |
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31 | @defgroup Lua Lua |
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32 | @ingroup Core |
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33 | */ |
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34 | |
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35 | /** |
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36 | @file |
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37 | @ingroup Lua |
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38 | */ |
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39 | |
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40 | #ifndef _LuaState_H__ |
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41 | #define _LuaState_H__ |
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42 | |
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43 | #include "CorePrereqs.h" |
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44 | |
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45 | #include <map> |
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46 | #include <sstream> |
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47 | #include <string> |
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48 | #include <vector> |
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49 | #include <boost/shared_ptr.hpp> |
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50 | |
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51 | #include "util/Output.h" |
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52 | |
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53 | namespace orxonox // tolua_export |
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54 | { // tolua_export |
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55 | class LuaFunctor; // tolua_export |
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56 | |
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57 | //! callback class that executes lua code |
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58 | class _CoreExport LuaFunctor |
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59 | { |
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60 | public: |
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61 | LuaFunctor(const std::string& code, LuaState* luaState); |
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62 | void operator()(); |
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63 | |
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64 | private: |
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65 | std::string code_; |
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66 | LuaState* lua_; |
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67 | }; |
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68 | |
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69 | |
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70 | /** |
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71 | @brief |
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72 | Representation of an interface to lua |
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73 | */ |
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74 | class _CoreExport LuaState // tolua_export |
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75 | { // tolua_export |
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76 | public: |
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77 | LuaState(); |
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78 | ~LuaState(); |
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79 | |
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80 | bool doFile(const std::string& filename); // tolua_export |
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81 | bool doString(const std::string& code, const shared_ptr<ResourceInfo>& sourceFileInfo = shared_ptr<ResourceInfo>()); |
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82 | |
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83 | bool includeFile(const std::string& filename); // tolua_export |
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84 | bool includeString(const std::string& code, const shared_ptr<ResourceInfo>& sourceFileInfo = shared_ptr<ResourceInfo>()); |
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85 | |
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86 | void luaPrint(const std::string& str); // tolua_export |
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87 | void luaOutput(orxonox::level::OutputLevel level, const std::string& context, const std::string& message); // tolua_export |
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88 | void luaOutput(orxonox::level::OutputLevel level, const std::string& message); // tolua_export |
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89 | void luaOutput(const std::string& message); // tolua_export |
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90 | bool fileExists(const std::string& filename); // tolua_export |
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91 | std::string getSourceCode(const std::string& filename); // tolua_export |
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92 | |
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93 | const std::stringstream& getOutput() const { return output_; } |
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94 | void clearOutput() { output_.clear(); } // tolua_export |
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95 | |
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96 | void setTraceMap(shared_ptr<std::vector<std::vector<std::pair<std::string, size_t> > > > map) |
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97 | { map->push_back(std::vector<std::pair<std::string, size_t> >()); lineTrace_ = map; } |
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98 | |
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99 | void setIncludeParser(std::string (*function)(const std::string&)) { includeParseFunction_ = function; } |
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100 | lua_State* getInternalLuaState() { return luaState_; } |
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101 | |
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102 | void setDefaultResourceInfo(const shared_ptr<ResourceInfo>& sourceFileInfo) { this->sourceFileInfo_ = sourceFileInfo; } |
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103 | const shared_ptr<ResourceInfo>& getDefaultResourceInfo() { return this->sourceFileInfo_; } |
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104 | |
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105 | LuaFunctor* createLuaFunctor(const std::string& code) { return new LuaFunctor(code, this); } // tolua_export |
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106 | //! Tells about whether IOConsole was activated. The Lua debugger only works with a normal console. |
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107 | bool usingIOConsole() const; // tolua_export |
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108 | |
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109 | static bool addToluaInterface(int (*function)(lua_State*), const std::string& name); |
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110 | static bool removeToluaInterface(const std::string& name); |
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111 | static void openToluaInterfaces(lua_State* state); |
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112 | static void closeToluaInterfaces(lua_State* state); |
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113 | |
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114 | static const std::string ERROR_HANDLER_NAME; |
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115 | |
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116 | private: |
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117 | shared_ptr<ResourceInfo> getFileInfo(const std::string& filename); |
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118 | shared_ptr<std::vector<std::vector<std::pair<std::string, size_t> > > > lineTrace_; |
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119 | |
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120 | std::stringstream output_; |
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121 | lua_State* luaState_; |
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122 | bool bIsRunning_; |
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123 | shared_ptr<ResourceInfo> sourceFileInfo_; |
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124 | std::map<std::string, std::string> sourceCodeMap_; |
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125 | std::string (*includeParseFunction_)(const std::string&); |
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126 | |
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127 | typedef std::map<std::string, int (*)(lua_State *L)> ToluaInterfaceMap; |
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128 | static ToluaInterfaceMap& getToluaInterfaces(); |
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129 | static std::vector<LuaState*>& getInstances(); |
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130 | }; // tolua_export |
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131 | |
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132 | |
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133 | //! Helper class that registers/unregisters tolua bindings |
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134 | class ToluaBindingsHelper |
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135 | { |
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136 | public: |
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137 | ToluaBindingsHelper(int (*function)(lua_State*), const std::string& libraryName) |
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138 | : libraryName_(libraryName) |
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139 | { |
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140 | LuaState::addToluaInterface(function, libraryName_); |
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141 | } |
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142 | ~ToluaBindingsHelper() |
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143 | { |
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144 | LuaState::removeToluaInterface(libraryName_); |
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145 | } |
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146 | private: |
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147 | std::string libraryName_; |
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148 | }; |
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149 | } // tolua_export |
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150 | |
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151 | #endif /* _LuaState_H__ */ |
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