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// ==============================================================
// This file is part of Glest Shared Library (www.glest.org)
//
// Copyright (C) 2001-2008 Martio Figueroa
//
// You can redistribute this code and/or modify it under
// the terms of the GNU General Public License as published
// by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version
// ==============================================================
#ifndef _SHARED_LUA_LUASCRIPT_H_
#define _SHARED_LUA_LUASCRIPT_H_
#include <string>
#include <lua.hpp>
#include <vec.h>
using std::string;
using Shared::Graphics::Vec2i;
namespace Shared{ namespace Lua{
typedef lua_State LuaHandle;
typedef int(*LuaFunction)(LuaHandle*);
// =====================================================
// class LuaScript
// =====================================================
class LuaScript{
private:
LuaHandle *luaState;
int argumentCount;
public:
LuaScript();
~LuaScript();
void loadCode(const string &code, const string &name);
void beginCall(const string& functionName);
void endCall();
void registerFunction(LuaFunction luaFunction, const string &functionName);
private:
string errorToString(int errorCode);
};
// =====================================================
// class LuaArguments
// =====================================================
class LuaArguments{
private:
lua_State *luaState;
int returnCount;
public:
LuaArguments(lua_State *luaState);
int getInt(int argumentIndex) const;
string getString(int argumentIndex) const;
Vec2i getVec2i(int argumentIndex) const;
int getReturnCount() const {return returnCount;}
void returnInt(int value);
void returnString(const string &value);
void returnVec2i(const Vec2i &value);
private:
void throwLuaError(const string &message) const;
};
}}//end namespace
#endif
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