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/*===========================================================================*\
*                                                                            *
*                              OpenFlipper                                   *
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 *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
 *           Department of Computer Graphics and Multimedia                  *
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 *                            www.openflipper.org                            *
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 * This file is part of OpenFlipper.                                         *
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*                                                                            *
\*===========================================================================*/


#ifndef HOLEINFO_HH
#define HOLEINFO_HH


#include <OpenFlipper/common/perObjectData.hh>
#include <OpenFlipper/common/Types.hh>

#include "HoleFillerT.hh"

template< class MeshT >
class HoleInfo : public PerObjectData
{
  
  public :
    typedef std::vector< typename MeshT::EdgeHandle > Hole;

  private :
    // the mesh
    MeshT* mesh_;
    
    // list of holes
    std::vector< Hole > holes_;

    // holeFiller
    HoleFiller< MeshT >* filler_;
 
  public :

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    /// Konstruktor
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    explicit HoleInfo(MeshT* _mesh);
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    /// Destruktor
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    ~HoleInfo();

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    /** Find all holes in the mesh
     *  and store them in the internal list of holes.
     */
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    void getHoles();

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    /// fill hole with given index
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    void fillHole(int _index, int _stages = 3 );

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    /// fill hole with given boundary edgeHandle
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    void fillHole(typename MeshT::EdgeHandle _eh, int _stages = 3 );

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    /// fill all holes
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    void fillAllHoles( int _stages = 3 );

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    /// select a hole with given index
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    void selectHole(int _index);

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    /// Collect information to fly to a hole
    void getHolePostitionInfo(const int _index, typename MeshT::Normal& _holeNormal, typename MeshT::Point& _holeCenter) const;

    /** Collect bounding box size and boundary length of holes
     *
     * @param _index            Index of the hole
     * @param _edges            Count of boundary edges
     * @param _diagonal         Length of the hole bounding box diagonal
     * @param _boundary_Length  Boundary length of the hole
     */
    void getHoleInfo(const unsigned int _index, size_t& _edges, typename MeshT::Scalar& _diagonal, typename MeshT::Scalar& _boundaryLength) const;
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    std::vector< std::vector< typename MeshT::EdgeHandle > >* holes();
};

#if defined(INCLUDE_TEMPLATES) && !defined(HOLEINFO_C)
#define HOLEINFO_TEMPLATES
#include "HoleInfoT.cc"
#endif

#endif //HOLEINFO_HH