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diff --git a/source/blender/freestyle/intern/scene_graph/LineRep.h b/source/blender/freestyle/intern/scene_graph/LineRep.h
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+//
+//  Filename         : LineRep.h
+//  Author(s)        : Stephane Grabli
+//  Purpose          : Class to define the representation of 3D Line.
+//  Date of creation : 26/03/2002
+//
+///////////////////////////////////////////////////////////////////////////////
+
+
+//
+//  Copyright (C) : Please refer to the COPYRIGHT file distributed 
+//   with this source distribution. 
+//
+//  This program is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU General Public License
+//  as published by the Free Software Foundation; either version 2
+//  of the License, or (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef  LINEREP_H
+# define LINEREP_H
+
+# include <vector>
+# include <list>
+# include "Rep.h"
+# include "../system/FreestyleConfig.h"
+
+using namespace std;
+
+/*! Base class for all lines objects */
+class LIB_SCENE_GRAPH_EXPORT LineRep : public Rep
+{
+public:
+  
+  /*! Line description style */
+  enum LINES_STYLE{LINES, LINE_STRIP, LINE_LOOP};
+  inline LineRep() : Rep() {_width = 0.f;}
+
+  /*! Builds a single line from 2 vertices
+   *  v1
+   *    first vertex
+   *  v2
+   *    second vertex
+   */
+  inline LineRep(const Vec3r& v1, const Vec3r& v2)
+    : Rep()
+  {
+    setStyle(LINES);
+    AddVertex(v1);
+    AddVertex(v2);
+    _width = 0.f;
+  }
+
+  /*! Builds a line rep from a vertex chain */
+  inline LineRep(const vector<Vec3r>& vertices)
+    : Rep()
+  {
+    _vertices = vertices;
+    setStyle(LINE_STRIP);
+    _width = 0.f;
+  }
+
+  /*! Builds a line rep from a vertex chain */
+  inline LineRep(const list<Vec3r>& vertices)
+    : Rep()
+  {
+    for(list<Vec3r>::const_iterator v=vertices.begin(), end=vertices.end();
+    v!=end;
+    v++)
+    {
+      _vertices.push_back(*v);
+    }
+    setStyle(LINE_STRIP);
+    _width = 0.f;
+  }
+
+  virtual ~LineRep() 
+  {
+  _vertices.clear();
+  } 
+
+  /*! accessors */
+  inline const LINES_STYLE style() const {return _Style;}
+  inline const vector<Vec3r>& vertices() const {return _vertices;}
+  inline float width() const {return _width;}
+
+  /*! modifiers */
+  inline void setStyle(const LINES_STYLE iStyle) {_Style = iStyle;}
+  inline void AddVertex(const Vec3r& iVertex) {_vertices.push_back(iVertex);}
+  inline void setVertices(const vector<Vec3r>& iVertices)
+  {
+    if(0 != _vertices.size())
+    {
+      _vertices.clear();
+    }
+    for(vector<Vec3r>::const_iterator v=iVertices.begin(), end=iVertices.end();
+        v!=end;
+        v++)
+        {
+          _vertices.push_back(*v);
+        }
+  }
+  inline void setWidth(float iWidth) {_width=iWidth;}
+
+  /*! Accept the corresponding visitor */
+  virtual void accept(SceneVisitor& v) {
+    Rep::accept(v);
+    v.visitLineRep(*this);
+  }
+
+  /*! Computes the line bounding box.*/
+  virtual void ComputeBBox();
+
+private:
+  LINES_STYLE _Style;
+  vector<Vec3r> _vertices;
+  float _width;
+};
+
+#endif // LINEREP_H