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diff --git a/CSXCAD/src/ParameterCoord.h b/CSXCAD/src/ParameterCoord.h
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+/*
+*	Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
+*
+*	This program is free software: you can redistribute it and/or modify
+*	it under the terms of the GNU Lesser General Public License as published
+*	by the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
+*
+*	You should have received a copy of the GNU Lesser General Public License
+*	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef PARAMETERCOORD_H
+#define PARAMETERCOORD_H
+
+#include "ParameterObjects.h"
+
+//! This class can hold a parameterized coordinate, defined in different coordinate systems.
+class CSXCAD_EXPORT ParameterCoord
+{
+public:
+	ParameterCoord();
+	ParameterCoord(ParameterSet* ParaSet);
+	ParameterCoord(CoordinateSystem cs);
+	ParameterCoord(ParameterSet* ParaSet, const double value[3]);
+	ParameterCoord(ParameterSet* ParaSet, const std::string value[3]);
+	ParameterCoord(ParameterCoord* pc);
+	~ParameterCoord();
+
+	void SetParameterSet(ParameterSet *paraSet);
+
+	//! Set the coordinate system used for this coordinates
+	void SetCoordinateSystem(CoordinateSystem cs) {m_CoordSystem=cs; Update();}
+	//! Convienient method to set the coordinate system, including a fall back if primary coordinate system is undefined.
+	void SetCoordinateSystem(CoordinateSystem cs, CoordinateSystem fallBack_cs);
+	//! Get the coordinate system that has been set for this coordinate
+	CoordinateSystem GetCoordinateSystem() const {return m_CoordSystem;}
+
+	int SetValue(int ny, std::string value);
+	void SetValue(int ny, double value);
+
+	//! Get the native coordinate values
+	double GetValue(int ny);
+	//! Get the native coordinate values as string
+	const std::string GetValueString(int ny) const;
+	//! Get the internal scalar parameter, use carefully...
+	ParameterScalar* GetCoordPS(int ny);
+
+	//! Get the coordinate in the given coordinate system
+	double GetCoordValue(int ny, CoordinateSystem cs);
+
+	const double* GetNativeCoords() const;
+	const double* GetCartesianCoords() const {return m_CartesianCoords;}
+	const double* GetCylindricalCoords() const {return m_CylindricalCoords;}
+	const double* GetCoords(CoordinateSystem cs) const;
+
+	//! Evaluate the parametric coordinates and return an error message. This methode should be called before requesting coordinate values to check for valid parametric coordinates.
+	bool Evaluate(std::string *ErrStr);
+
+	// Copy all values and parameter from pc to this.
+	void Copy(ParameterCoord* pc);
+
+	//! Write this coords to a XML-node.
+	bool Write2XML(TiXmlElement *elem, bool parameterised=true);
+	//! Read coords from a XML-node.
+	bool ReadFromXML(TiXmlElement *elem);
+
+protected:
+	//! Update/evaluate the internal data structure
+	void Update();
+	ParameterScalar* m_Coords[3];
+
+	//! Coordinate system used for this coordinate
+	CoordinateSystem m_CoordSystem;
+
+	//! evaluated cartesian coords
+	double m_CartesianCoords[3];
+	//! evaluated cylindrical coords
+	double m_CylindricalCoords[3];
+};
+
+//! Convert a given coordinate into another coordinate system
+double* CSXCAD_EXPORT TransformCoordSystem(const double* in, double* out, CoordinateSystem CS_In, CoordinateSystem CS_out);
+
+#endif // PARAMETERCOORD_H