201 lines
7.9 KiB
C++
201 lines
7.9 KiB
C++
// Copyright (C) 2015 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/Stream.hpp>
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#include <Nazara/Core/String.hpp>
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#include <Nazara/Lua/Config.hpp>
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#include <Nazara/Lua/Enums.hpp>
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#include <cstddef>
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#include <functional>
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struct lua_Debug;
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struct lua_State;
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namespace Nz
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{
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class LuaInstance;
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using LuaCFunction = int (*)(lua_State* state);
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using LuaFunction = std::function<int(LuaInstance& instance)>;
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class NAZARA_LUA_API LuaInstance
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{
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public:
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LuaInstance();
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LuaInstance(const LuaInstance&) = delete;
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inline LuaInstance(LuaInstance&& instance) noexcept;
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~LuaInstance();
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void ArgCheck(bool condition, unsigned int argNum, const char* error);
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void ArgCheck(bool condition, unsigned int argNum, const String& error);
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int ArgError(unsigned int argNum, const char* error);
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int ArgError(unsigned int argNum, const String& error);
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bool Call(unsigned int argCount);
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bool Call(unsigned int argCount, unsigned int resultCount);
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template<typename T> T Check(int* index) const;
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template<typename T> T Check(int* index, T defValue) const;
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void CheckAny(int index) const;
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bool CheckBoolean(int index) const;
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bool CheckBoolean(int index, bool defValue) const;
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template<typename T> T CheckBoundInteger(int index) const;
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template<typename T> T CheckBoundInteger(int index, T defValue) const;
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template<typename T> T CheckField(const char* fieldName, int tableIndex = -1) const;
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template<typename T> T CheckField(const String& fieldName, int tableIndex = -1) const;
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template<typename T> T CheckField(const char* fieldName, T defValue, int tableIndex = -1) const;
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template<typename T> T CheckField(const String& fieldName, T defValue, int tableIndex = -1) const;
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long long CheckInteger(int index) const;
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long long CheckInteger(int index, long long defValue) const;
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template<typename T> T CheckGlobal(const char* fieldName) const;
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template<typename T> T CheckGlobal(const String& fieldName) const;
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template<typename T> T CheckGlobal(const char* fieldName, T defValue) const;
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template<typename T> T CheckGlobal(const String& fieldName, T 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 String& 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, LuaType type) const;
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void* CheckUserdata(int index, const char* tname) const;
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void* CheckUserdata(int index, const String& tname) const;
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bool Compare(int index1, int index2, LuaComparison comparison) const;
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void Compute(LuaOperation operation) const;
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void Concatenate(int count) const;
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int CreateReference();
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void DestroyReference(int ref);
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String DumpStack() const;
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void Error(const char* message) const;
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void Error(const String& message) const;
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bool Execute(const String& code);
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bool ExecuteFromFile(const String& filePath);
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bool ExecuteFromMemory(const void* data, std::size_t size);
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bool ExecuteFromStream(Stream& stream);
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int GetAbsIndex(int index) const;
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LuaType GetField(const char* fieldName, int tableIndex = -1) const;
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LuaType GetField(const String& fieldName, int tableIndex = -1) const;
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LuaType GetGlobal(const char* name) const;
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LuaType GetGlobal(const String& name) const;
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inline lua_State* GetInternalState() const;
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inline String GetLastError() const;
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inline std::size_t GetMemoryLimit() const;
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inline std::size_t GetMemoryUsage() const;
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LuaType GetMetatable(const char* tname) const;
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LuaType GetMetatable(const String& tname) const;
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bool GetMetatable(int index) const;
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unsigned int GetStackTop() const;
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LuaType GetTable(int index = -2) const;
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inline UInt32 GetTimeLimit() const;
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LuaType GetType(int index) const;
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const char* GetTypeName(LuaType type) const;
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void Insert(int index) const;
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bool IsOfType(int index, LuaType type) const;
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bool IsOfType(int index, const char* tname) const;
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bool IsOfType(int index, const String& tname) const;
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bool IsValid(int index) const;
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long long Length(int index) const;
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void MoveTo(LuaInstance* instance, int n) const;
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bool NewMetatable(const char* str);
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bool NewMetatable(const String& str);
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bool Next(int index = -2) const;
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void Pop(unsigned int n = 1U) const;
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template<typename T> int Push(T arg) const;
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void PushBoolean(bool value) const;
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void PushCFunction(LuaCFunction func, unsigned int upvalueCount = 0) const;
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template<typename T> void PushField(const char* name, T&& arg, int tableIndex = -2) const;
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template<typename T> void PushField(const String& name, T&& arg, int tableIndex = -2) const;
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void PushFunction(LuaFunction func) const;
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template<typename R, typename... Args, typename... DefArgs> void PushFunction(R(*func)(Args...), DefArgs&&... defArgs) const;
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template<typename T> void PushGlobal(const char* name, T&& arg);
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template<typename T> void PushGlobal(const String& name, T&& arg);
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template<typename T> void PushInstance(const char* tname, const T& instance) const;
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template<typename T> void PushInstance(const char* tname, T&& instance) const;
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template<typename T, typename... Args> void PushInstance(const char* tname, Args&&... args) const;
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void PushInteger(long long value) const;
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void PushLightUserdata(void* value) const;
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void PushMetatable(const char* str) const;
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void PushMetatable(const String& str) const;
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void PushNil() const;
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void PushNumber(double value) const;
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void PushReference(int ref) const;
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void PushString(const char* str) const;
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void PushString(const char* str, std::size_t size) const;
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void PushString(const String& str) const;
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void PushTable(std::size_t sequenceElementCount = 0, std::size_t arrayElementCount = 0) const;
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void* PushUserdata(std::size_t size) const;
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void PushValue(int index) const;
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void Remove(int index) const;
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void Replace(int index) const;
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void SetField(const char* name, int tableIndex = -2) const;
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void SetField(const String& name, int tableIndex = -2) const;
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void SetGlobal(const char* name);
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void SetGlobal(const String& name);
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void SetMetatable(const char* tname) const;
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void SetMetatable(const String& tname) const;
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void SetMetatable(int index) const;
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void SetMemoryLimit(std::size_t memoryLimit);
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void SetTable(int index = -3) const;
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void SetTimeLimit(UInt32 timeLimit);
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bool ToBoolean(int index) const;
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long long ToInteger(int index, bool* succeeded = nullptr) const;
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double ToNumber(int index, bool* succeeded = nullptr) const;
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const void* ToPointer(int index) const;
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const char* ToString(int index, std::size_t* length = 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 String& tname) const;
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LuaInstance& operator=(const LuaInstance&) = delete;
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inline LuaInstance& operator=(LuaInstance&& instance) noexcept;
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static int GetIndexOfUpValue(int upValue);
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static LuaInstance* GetInstance(lua_State* state);
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private:
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template<typename T> T CheckBounds(int index, long long value) const;
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bool Run(int argCount, int resultCount);
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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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std::size_t m_memoryLimit;
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std::size_t m_memoryUsage;
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UInt32 m_timeLimit;
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Clock m_clock;
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String 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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}
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#include <Nazara/Lua/LuaInstance.inl>
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#endif // NAZARA_LUASTATE_HPP
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