/*=========================================================================
  Program:         vv http://www.creatis.insa-lyon.fr/rio/vv
  Main authors :   XX XX XX

  Authors belongs to: 
  - University of LYON           http://www.universite-lyon.fr/
  - Léon Bérard cancer center    http://oncora1.lyon.fnclcc.fr
  - CREATIS CNRS laboratory      http://www.creatis.insa-lyon.fr

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.  See the copyright notices for more information.

  It is distributed under dual licence
  - BSD       http://www.opensource.org/licenses/bsd-license.php
  - CeCILL-B  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html

  =========================================================================*/

#ifndef CLITKDICOMRT_CONTOUR_H
#define CLITKDICOMRT_CONTOUR_H

#include "clitkCommon.h" 
#include "clitkDicomRT_Contour.h"
#include <gdcm.h>
#include <gdcmSQItem.h>
#include <vtkPoints.h>
#include <vtkPolyData.h>

namespace clitk {

  //--------------------------------------------------------------------
  class DicomRT_Contour {
    
  public:
    DicomRT_Contour();
    ~DicomRT_Contour();

    void Print(std::ostream & os = std::cout) const;
    bool Read(gdcm::SQItem * item);
    vtkPolyData * GetMesh();
    
  protected:
    void ComputeMesh();
    unsigned int mNbOfPoints;
    std::string mType;
    vtkPoints * mData;
    vtkPolyData * mMesh;
    bool mMeshIsUpToDate;

  };
  //--------------------------------------------------------------------

  //--------------------------------------------------------------------
  template<class ElementType>
  ElementType parse_value(std::string str)
  {
    std::istringstream parser(str);
    ElementType value;
    parser >> value;
    if (parser.fail()) {
      DD(str);
      DD(value);
    }
    assert(!parser.fail());
    return value;
  }

  template<class ElementType>
  std::vector<ElementType> parse_string(std::string str,char delim) {
    std::istringstream ss(str);
    std::string token;
    std::vector<ElementType> result;
    while (getline(ss,token,delim))
      {
        result.push_back(parse_value<ElementType>(token));
      }
    return result;
  }
  //--------------------------------------------------------------------


} // end namespace clitk
#endif // CLITKDICOMRT_CONTOUR_H