triangle.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//

#ifndef BALL_STRUCTURE_TRIANGLE_H
#define BALL_STRUCTURE_TRIANGLE_H

#ifndef BALL_STRUCTURE_GRAPHEDGE_H
# include <BALL/STRUCTURE/graphEdge.h>
#endif

#ifndef BALL_STRUCTURE_GRAPHFACE_H
# include <BALL/STRUCTURE/graphFace.h>
#endif

#ifndef BALL_STRUCTURE_GRAPHVERTEX_H
# include <BALL/STRUCTURE/graphVertex.h>
#endif


namespace BALL
{

  class TriangleEdge;
  class TrianglePoint;
  class TriangulatedSurface;
  class TriangulatedSphere;
  class TriangulatedSES;
  class TriangulatedSAS;
  class SESTriangulator;
  class SASTriangulator;


  class BALL_EXPORT Triangle
      : public GraphTriangle< TrianglePoint,TriangleEdge,Triangle >
  {
    
    public:

    friend class TriangleEdge;
    friend class TrianglePoint;
    friend class TriangulatedSurface;
    friend class TriangulatedSphere;
    friend class TriangulatedSES;
    friend class TriangulatedSAS;
    friend class SESTriangulator;
    friend class SASTriangulator;

    BALL_CREATE(Triangle)

    

    Triangle();

    Triangle(TrianglePoint* v1, TrianglePoint* v2, TrianglePoint* v3);

    Triangle(TriangleEdge* e1, TriangleEdge* e2, TriangleEdge* e3, bool flip_normal = false);

    Triangle(const Triangle& triangle, bool deep = false);

    virtual ~Triangle();



    void set(const Triangle& triangle, bool deep = false);

    Triangle& operator = (const Triangle& triangle);



    void setPoint(Position i, TrianglePoint* point)
      throw(Exception::IndexOverflow);

    TrianglePoint* getPoint(Position i) const
      throw(Exception::IndexOverflow);

    void remove(TriangleEdge* edge);



    virtual bool operator == (const Triangle&) const;

    virtual bool operator != (const Triangle&) const;

    virtual bool operator *= (const Triangle&) const;
    

  };



  BALL_EXPORT std::ostream& operator << (std::ostream& s, const Triangle& triangle);



} // namespace BALL


#endif  // BALL_STRUCTURE_TRIANGLE_H

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