diff --git a/EGkDistPointCurve.h b/EGkDistPointCurve.h
index b4b5b47..a41b50a 100644
--- a/EGkDistPointCurve.h
+++ b/EGkDistPointCurve.h
@@ -1,7 +1,7 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2013-2014
+//  EgalTech 2013-2024
 //----------------------------------------------------------------------------
-// File : EGkDistPointCurve.h     Data : 02.01.14        Versione : 1.5a1
+// File : EGkDistPointCurve.h     Data : 20.05.24        Versione : 2.6e5
 // Contenuto : Dichiarazione della classe distanza punto da Curva.
 //
 //
@@ -68,7 +68,6 @@ class DistPointCurve
       EGK_EXPORT bool GetMinDistInfo( int nInd, MinDistPCInfo& aInfo) const ;
 
    private :
-      DistPointCurve( void) ;
       void LineCalculate( const Point3d& ptP, const ICurve& Curve, bool bIsSegment) ;
       void ArcCalculate( const Point3d& ptP, const ICurve& Curve) ;
       void CrvBezierCalculate( const Point3d& ptP, const ICurve& Curve) ;
diff --git a/EGkDistPointLine.h b/EGkDistPointLine.h
new file mode 100644
index 0000000..8aa235a
--- /dev/null
+++ b/EGkDistPointLine.h
@@ -0,0 +1,65 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2024
+//----------------------------------------------------------------------------
+// File : EGkDistPointLine.h      Data : 20.05.24          Versione : 2.6e5
+// Contenuto : Dichiarazione della classe distanza punto da linea/segmento.
+//
+//
+//
+// Modifiche : 30.12.12 DS Creazione modulo.
+//             20.05.24 DS Pubblicato in Include.
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include "/EgtDev/Include/EGkPoint3d.h"
+#include "/EgtDev/Include/EGkCurveLine.h"
+
+//----------------------- Macro per import/export ----------------------------
+#undef EGK_EXPORT
+#if defined( I_AM_EGK)            // da definirsi solo nella DLL
+   #define EGK_EXPORT __declspec( dllexport)
+#else
+   #define EGK_EXPORT __declspec( dllimport)
+#endif
+
+
+//-----------------------------------------------------------------------------
+class DistPointLine
+{
+   friend class DistPointCurve ;
+
+   public :
+      EGK_EXPORT DistPointLine( const Point3d& ptP,
+                                const ICurveLine& crvLine, bool bIsSegment = true) ;
+      EGK_EXPORT DistPointLine( const Point3d& ptP,
+                                const Point3d& ptIni, const Point3d& ptFin, bool bIsSegment = true) ;
+      EGK_EXPORT DistPointLine( const Point3d& ptP,
+                                const Point3d& ptIni, const Vector3d& vtDir, double dLen, bool bIsSegment = true) ;
+
+   public :
+      EGK_EXPORT bool GetSqDist( double& dSqDist) const ;
+      EGK_EXPORT bool GetDist( double& dDist) const ;
+      EGK_EXPORT bool IsEpsilon( double dTol) const
+                         { double dSqDist ; return ( GetSqDist( dSqDist) && ( dSqDist < SQ_EPS_ZERO || dSqDist < dTol * dTol)) ; }
+      EGK_EXPORT bool IsSmall( void) const
+                         { return IsEpsilon( EPS_SMALL) ; }
+      EGK_EXPORT bool IsZero( void) const
+                         { return IsEpsilon( EPS_ZERO) ; }
+      EGK_EXPORT int  GetNbrMinDist( void) const
+                         { return (( m_dSqDist < 0) ? 0 : 1) ; }
+      EGK_EXPORT bool GetMinDistPoint( Point3d& ptMinDist) const ;
+      EGK_EXPORT bool GetParamAtMinDistPoint( double& dParam) const ;
+
+   private :
+      void Calculate( const Point3d& ptP,
+                      const Point3d& ptIni, const Vector3d& vtDir, double dLen, bool bIsSegment) ;
+
+   private :
+      double  m_dSqDist ;
+      mutable double  m_dDist ;
+      double  m_dParam ;
+      Point3d m_ptMinDist ;
+} ;
+