Added Lua module
Former-commit-id: 3f96b9aef8afffb5e8daf460480df2f3b8c37da7
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Lynix
152
include/Nazara/Lua/LuaInstance.hpp
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152
include/Nazara/Lua/LuaInstance.hpp
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// Copyright (C) 2013 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Lua scripting module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_LUASTATE_HPP
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#define NAZARA_LUASTATE_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Core/Clock.hpp>
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#include <Nazara/Core/InputStream.hpp>
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#include <Nazara/Core/String.hpp>
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#include <Nazara/Lua/Enums.hpp>
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#include <cstddef>
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struct lua_Debug;
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struct lua_State;
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class NzLuaInstance;
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using NzLuaCFunction = int (*)(lua_State* state);
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using NzLuaFunction = int (*)(NzLuaInstance& instance);
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class NAZARA_API NzLuaInstance : NzNonCopyable
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{
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public:
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NzLuaInstance();
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~NzLuaInstance();
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void CheckAny(int index) const;
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int CheckInteger(int index) const;
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int CheckInteger(int index, int defValue) const;
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double CheckNumber(int index) const;
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double CheckNumber(int index, double defValue) const;
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void CheckStack(int space, const char* error = nullptr) const;
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void CheckStack(int space, const NzString& error) const;
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const char* CheckString(int index, std::size_t* length = nullptr) const;
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const char* CheckString(int index, const char* defValue, std::size_t* length = nullptr) const;
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void CheckType(int index, nzLuaType type) const;
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unsigned int CheckUnsigned(int index) const;
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unsigned int CheckUnsigned(int index, unsigned int defValue) const;
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void* CheckUserdata(int index, const char* tname) const;
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void* CheckUserdata(int index, const NzString& tname) const;
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bool Compare(int index1, int index2, nzLuaComparison comparison) const;
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void Compute(nzLuaOperation operation);
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void Concatenate(int count);
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void Error(const char* message);
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void Error(const NzString& message);
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bool Execute(const NzString& code);
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bool ExecuteFromFile(const NzString& filePath);
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bool ExecuteFromMemory(const void* data, unsigned int size);
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bool ExecuteFromStream(NzInputStream& stream);
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int GetAbsIndex(int index) const;
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void GetField(const char* fieldName, int index = -1) const;
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void GetField(const NzString& fieldName, int index = -1) const;
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void GetGlobal(const char* name) const;
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void GetGlobal(const NzString& name) const;
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lua_State* GetInternalState() const;
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NzString GetLastError() const;
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nzUInt32 GetMemoryLimit() const;
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nzUInt32 GetMemoryUsage() const;
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void GetMetatable(const char* tname) const;
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void GetMetatable(const NzString& tname) const;
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bool GetMetatable(int index) const;
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unsigned int GetStackTop() const;
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void GetTable(int index = -2) const;
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nzUInt32 GetTimeLimit() const;
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nzLuaType GetType(int index) const;
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const char* GetTypeName(nzLuaType type) const;
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void Insert(int index);
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bool IsOfType(int index, nzLuaType type) const;
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bool IsOfType(int index, const char* tname) const;
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bool IsOfType(int index, const NzString& tname) const;
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bool IsValid(int index) const;
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unsigned int Length(int index) const;
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void MoveTo(NzLuaInstance* instance, int n);
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bool NewMetatable(const char* str);
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bool NewMetatable(const NzString& str);
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bool Next(int index = -2);
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void Pop(unsigned int n = 1U);
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void PushBoolean(bool value);
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void PushCFunction(NzLuaCFunction func, int valueCount = 0);
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void PushFunction(NzLuaFunction func);
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void PushInteger(int value);
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void PushLightUserdata(void* value);
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void PushMetatable(const char* str);
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void PushMetatable(const NzString& str);
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void PushNil();
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void PushNumber(double value);
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void PushString(const char* str);
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void PushString(const NzString& str);
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void PushTable(unsigned int sequenceElementCount = 0, unsigned int arrayElementCount = 0);
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void PushUnsigned(unsigned int value);
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void* PushUserdata(unsigned int size);
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void PushValue(int index);
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void Remove(int index);
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void Replace(int index);
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void SetField(const char* name, int index = -2);
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void SetField(const NzString& name, int index = -2);
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void SetGlobal(const char* name);
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void SetGlobal(const NzString& name);
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void SetMetatable(const char* tname);
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void SetMetatable(const NzString& tname);
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void SetMetatable(int index);
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void SetMemoryLimit(nzUInt32 memoryLimit);
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void SetTable(int index = -3);
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void SetTimeLimit(nzUInt32 timeLimit);
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bool ToBoolean(int index) const;
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int ToInteger(int index, bool* succeeded = nullptr) const;
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double ToNumber(int index, bool* succeeded = nullptr) const;
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const char* ToString(int index, std::size_t* length = nullptr) const;
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unsigned int ToUnsigned(int index, bool* succeeded = nullptr) const;
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void* ToUserdata(int index) const;
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void* ToUserdata(int index, const char* tname) const;
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void* ToUserdata(int index, const NzString& tname) const;
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static int GetIndexOfUpValue(int upValue);
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static NzLuaInstance* GetInstance(lua_State* state);
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private:
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bool Run();
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static void* MemoryAllocator(void *ud, void *ptr, std::size_t osize, std::size_t nsize);
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static int ProxyFunc(lua_State* state);
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static void TimeLimiter(lua_State* state, lua_Debug* debug);
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nzUInt32 m_memoryLimit;
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nzUInt32 m_memoryUsage;
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nzUInt32 m_timeLimit;
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NzClock m_clock;
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NzString m_lastError;
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lua_State* m_state;
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unsigned int m_level;
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};
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#endif // NAZARA_LUASTATE_HPP
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