#ifndef	__LUA_WRAPPER__

#define __LUA_WRAPPER__



#include "Entry/TExportUtil.h"



extern "C"

{

#include "lua.h"

#include "lualib.h"

#include "lauxlib.h"

}



class TUTIL_API Lua

{

public:

	Lua(lua_State* pState);

	Lua();

	virtual ~Lua();

	

	static Lua*  instance();



	lua_State*	state();



	void load(const char *libname, const luaL_Reg *l);



	bool getglobal(const char* name, bool& val);

	bool getglobal(const char* name, int& val);

	bool getglobal(const char* name, float& val);

	bool getglobal(const char* name, string& val);

	bool setglobal(const char* name, bool val);

	bool setglobal(const char* field, int val);

	bool setglobal(const char* field, float val);

	bool setglobal(const char* field, const char* fmt, ...);

	bool setglobal(const char* field, const string& val);

	

	bool table(const char* name);

	bool setfield();

	bool setfield(const char* field, int val);

	bool setfield(const char* field, float val);

	bool setfield(const char* field, const char* fmt, ...);

	bool setfield(const char* field, const string& val);



	bool setfield(int field, int val);

	bool setfield(int field, float val);

	bool setfield(int field, const char* fmt, ...);



	bool getfield(const char* field, int& val);

	bool getfield(const char* field, float& val);

	bool getfield(const char* field, string& val);



	//

	//	execute a lua code block

	bool call(const char* code);

	//

	//	execute a lua function with specific input parameters in the stack and specific ouput paramter back in the stack

	bool call(const char* func, int narg, int nres = 0);



	//

	//	execute a lua function with specific input parameters in the stack and specific ouput paramter back in the stack

	bool call(const char* ns, const char* func, int narg, int nres = 0);



	//

	//	execute a lua function with any input parameter and output parameter

	//bool call(const char* func, const char* sig, ...);



	bool push(int val);

	bool push(float val);

	bool push(const char* val);

	bool push(const char* fmt, ...);

	bool push(const string& val);

	bool push_global(const char* val);

	bool pop();

	bool pop(bool& val);

	bool pop(int& val);

	bool pop(float& val);

	bool pop(string& val);

protected:

	lua_State* m_pState;

};





#endif