//----------------------------------------------------------------------------
//  EgalTech 2014-2014
//----------------------------------------------------------------------------
// File : IntersLineLine.h      Data : 19.06.14          Versione : 1.5f5
// Contenuto : Dichiarazione della classe intersezione linea/linea.
//
//
//
// Modifiche : 19.06.14 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkIntersCurves.h"
#include "CurveLine.h"


//-----------------------------------------------------------------------------
class IntersLineLine
{
   friend class IntersCurveCurve ;

   public :
      IntersLineLine( const CurveLine& Line1, const CurveLine& Line2, bool bFinite = true) ;

   public :
      bool GetOverlaps( void)
              { return m_bOverlaps ; }
      int  GetNumInters( void)
              { return m_nNumInters ; }
      bool GetIntCrvCrvInfo( IntCrvCrvInfo& aInfo)
              { if ( m_nNumInters == 0)
                   return false ;
                aInfo = m_Info ;
                return true ; }

   private :
      IntersLineLine( void) ;
      void IntersInfiniteLines( const CurveLine& Line1, const CurveLine& Line2) ;
      void IntersFiniteLines( const CurveLine& Line1, const CurveLine& Line2) ;

   private :
      bool          m_bOverlaps ;
      int           m_nNumInters ;
      IntCrvCrvInfo m_Info ;
} ;