#ifndef _GMSH_VERTEX_H_
#define _GMSH_VERTEX_H_

// Copyright (C) 1997-2007 C. Geuzaine, J.-F. Remacle
//
// This program is free software; you can redistribute it 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.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
// 
// Please report all bugs and problems to <gmsh@geuz.org>.

#include "Geo.h"
#include "GVertex.h"

class gmshVertex : public GVertex {
 protected:
  Vertex *v;

 public:
  gmshVertex(GModel *m, Vertex *_v) : GVertex(m, _v->Num,_v->lc), v(_v)
  {
    mesh_vertices.push_back(new MVertex(x(), y(), z(), this));
  }
  gmshVertex(GModel *m, int num) : GVertex(m, num), v(0)
  {
  }
  virtual ~gmshVertex() {}
  virtual GPoint point() const 
  {
    if(v)
      return GPoint(v->Pos.X, v->Pos.Y, v->Pos.Z, this);
    else if(mesh_vertices.size())
      return GPoint(mesh_vertices[0]->x(),
		    mesh_vertices[0]->y(),
		    mesh_vertices[0]->z(), this);
    else
      return GPoint(0., 0., 0., this);
  }
  virtual double x() const 
  {
    return v ? v->Pos.X : mesh_vertices.size() ? mesh_vertices[0]->x() : 0.;
  }
  virtual double y() const 
  {
    return v ? v->Pos.Y : mesh_vertices.size() ? mesh_vertices[0]->y() : 0.;
  }
  virtual double z() const 
  {
    return v ? v->Pos.Z : mesh_vertices.size() ? mesh_vertices[0]->z() : 0.;
  }
  virtual GeomType geomType() const;
  ModelType getNativeType() const { return GmshModel; }
  void * getNativePtr() const { return v; }
  virtual void setPrescribedMeshSizeAtVertex(double l) 
  {
    meshSize = l;
    v->lc = meshSize;
  }
  virtual SPoint2 reparamOnFace(GFace *gf, int) const;
};

#endif