gmLuaObject.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_OBJECT_H_
#define _GEMALUA_OBJECT_H_
 
#include "gmLuaEnv.h"
#include <luaProxy.h>
 
#include <QAtomicInteger>
 
class GmLogCategory;
 
class GML_API_EXPORT GmLuaObject: public LuaProxy::Base
{
public:
  virtual ~GmLuaObject();
 
  virtual void populateMetatable(lua_State* L, int index);
 
  QVariant ptrToVariant() { QVariant v; v.setValue<void*>(this); return v; }
 
  void ref() { _refCount.ref(); }
 
protected:
  GmLuaObject(const GmLogCategory& logger);
 
  virtual const char* typeName() const = 0;
 
  virtual QString toString() const { return typeName(); }
 
  virtual void fillMetatable(lua_State* L, int index) = 0;
 
  const GmLogCategory& _logger;  
 
  QAtomicInteger<int> _refCount;
 
private:
  Q_DISABLE_COPY(GmLuaObject);
 
  int gc      (lua_State* L);
  int tostring(lua_State* L);
};
 
#endif