gmLuaStateDump.h

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/************************************************************************
**
** Copyright (C) 2014 by Carlos Augusto Teixera Mendes
** All rights reserved.
**
** This file is part of the "GeMA" software. It's use should respect
** the terms in the license agreement that can be found together
** with this source code.
** It is provided AS IS, with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE.
**
************************************************************************/

#ifndef _GEMALUA_STATE_DUMP_H_
#define _GEMALUA_STATE_DUMP_H_

#include "gmLuaObject.h"

class GmStateDump;
#include <assert.h>

class GML_API_EXPORT GmLuaStateDump : public GmLuaObject
{
public:
  GmLuaStateDump(GmStateDump* state, const GmLogCategory& logger, bool ownership = false);
  virtual ~GmLuaStateDump();

  // See comments on the base class
  virtual const char* typeName() const { return "stateDump"; }

  virtual QString toString() const;

  virtual void fillMetatable(lua_State* L, int index);

  virtual void* getClassMetatableID() { static int classID = 0; return &classID; }

  GmStateDump* stateDump() const { return _state; }

  bool ownership() const { return _ownsState; }

  void takeOwnership() { assert(_ownsState); _ownsState = false; }

private:
  int addStateItem    (lua_State* L);
  int addGroupItem    (lua_State* L);
  int itemGroup       (lua_State* L);
  int numItems        (lua_State* L);
  int findItem        (lua_State* L);
  int setGroupActive  (lua_State* L);
  int init            (lua_State* L);
  int save            (lua_State* L);
  int load            (lua_State* L);
  int saveItem        (lua_State* L);
  int loadItem        (lua_State* L);
  int saveActiveGroups(lua_State* L);
  int loadActiveGroups(lua_State* L);
  int flush           (lua_State* L);
  int clear           (lua_State* L);

  GmStateDump* _state;     
  bool         _ownsState; 
};

#endif