gmLuaSpatialIndex.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_SPATIALINDEX_H_
#define _GEMALUA_SPATIALINDEX_H_

#include "gmLuaObject.h"

#include <gmSpatialIndex.h>

class GmSpatialIndex;

class GML_API_EXPORT GmLuaSpatialIndex : public GmLuaObject
{
public:
  GmLuaSpatialIndex(GmSpatialIndex* si, bool newIndex, const GmLogCategory& logger);

  virtual ~GmLuaSpatialIndex();

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

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

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

  GmSpatialIndex* index() const { return _si; }

private:
  int id                        (lua_State* L);
  int hasCapability             (lua_State* L);
  int closestNode               (lua_State* L);
  int closestNodes              (lua_State* L);
  int closestNodesInRadius      (lua_State* L);
  int containingCell            (lua_State* L);
  int closestGaussPoint         (lua_State* L);
  int closestGaussPoints        (lua_State* L);
  int closestGaussPointsInRadius(lua_State* L);

protected:
  GmSpatialIndex* _si;       
  bool            _newIndex; 
};


#endif