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diff --git a/libtdeedu/tdeeduplot/kplotobject.h b/libtdeedu/tdeeduplot/kplotobject.h
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+/***************************************************************************
+                          kplotobject.h - A list of points to be plotted
+                             -------------------
+    begin                : Sun 18 May 2003
+    copyright            : (C) 2003 by Jason Harris
+    email                : kstars@30doradus.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef KPLOTOBJECT_H
+#define KPLOTOBJECT_H
+
+
+class TQString;
+class TQPainter;
+
+#include <kdemacros.h>
+
+/**class DRect
+	*@short equivalent of TQRect with double x,y coordinates
+	*@author Jason Harris
+	*@version 1.0
+	*/
+class KDE_EXPORT DRect {
+public:
+	DRect() { DRect( 0.0, 0.0, 1.0, 1.0 ); }
+	DRect( double x, double y, double w, double h ) { X = x; Y = y; W = w; H = h; }
+	~DRect() {}
+
+	double x() const { return X; }
+	double y() const { return Y; }
+	double x2() const { return X + W; }
+	double y2() const { return Y + H; }
+	double width() const { return W; }
+	double height() const { return H; }
+
+	void setX( double x ) { X = x; }
+	void setY( double y ) { Y = y; }
+	void setWidth( double w ) { W = w; }
+	void setHeight( double h ) { H = h; }
+
+private:
+	double X,Y,W,H;
+};
+
+/**class DPoint
+	*@short equivalent of TQPoint with double x,y coordinates
+	*@author Jason Harris
+	*@version 1.0
+	*/
+class KDE_EXPORT DPoint {
+public:
+	DPoint() { DPoint( 0.0, 0.0 ); }
+	DPoint( double x, double y ) { setX( x ); setY( y ); }
+	~DPoint() {}
+
+	double x() const { return X; }
+	double y() const { return Y; }
+
+	TQPoint qpoint( TQRect pb, DRect db ) {
+		int px = pb.left() + int( pb.width()*( x() -  db.x() )/db.width() );
+		int py = pb.top() + int( pb.height()*( db.y2() - y() )/db.height() );
+		return TQPoint( px, py );
+	}
+
+	void setX( double x ) { X = x; }
+	void setY( double y ) { Y = y; }
+
+private:
+	double X, Y;
+};
+
+/**@class KPlotObject
+	*@short Encapsulates an object to be plotted in a KPlotWidget.
+	*@author Jason Harris
+	*@version 1.0
+	*Each KPlotObject consists of a list of TQPoints, an object type, a color, a size,
+	*and a TQString name.  An additional integer (param) specifies something further
+	*about the object's appearance, depending on its type.  There is a draw function
+	*for plotting the object on a KPlotWidget's TQPainter.
+	*/
+class KDE_EXPORT KPlotObject{
+public:
+/**@enum PTYPE
+	*The Type classification of the KPlotObject
+	*/
+	enum PTYPE { POINTS=0, CURVE=1, LABEL=2, POLYGON=3, UNKNOWN_TYPE };
+
+/**@enum PPARAM
+	*Parameter specifying the kind of points
+	*/
+	enum PPARAM { DOT=0, CIRCLE=1, SQUARE=2, LETTER=3, UNKNOWN_POINT };
+
+/**@enum CPARAM
+	*Parameter specifying the kind of line.  These are numerically equal to
+	*the TQt::PenStyle enum values.
+	*/
+	enum CPARAM { NO_LINE=0, SOLID=1, DASHED=2, DOTTED=3, DASHDOTTED=4, DASHDOTDOTTED=5, UNKNOWN_CURVE };
+
+/**Default constructor.  Create a POINTS-type object with an empty list of points.
+	*/
+	KPlotObject();
+
+/**Constructor.  Create a KPlotObject according to the arguments.
+	*/
+	KPlotObject( const TQString &name, const TQString &color, PTYPE otype, unsigned int size=2, unsigned int param=0 );
+
+/**Destructor (empty)
+	*/
+	~KPlotObject();
+
+/**@return the KPlotObject's Name
+	*/
+	TQString name() const { return Name; }
+
+/**@short set the KPlotObject's Name
+	*@param n the new name
+	*/
+	void setName( const TQString &n ) { Name = n; }
+
+/**@return the KPlotObject's Color
+	*/
+	TQString color() const { return Color; }
+
+/**@short set the KPlotObject's Color
+	*@param c the new color
+	*/
+	void setColor( const TQString &c ) { Color = c; }
+
+/**@return the KPlotObject's Type
+	*/
+	PTYPE type() const { return Type; }
+
+/**@short set the KPlotObject's Type
+	*@param t the new type
+	*/
+	void setType( PTYPE t ) { Type = t; }
+
+/**@return the KPlotObject's Size
+	*/
+	unsigned int size() const { return Size; }
+
+/**@short set the KPlotObject's Size
+	*@param s the new size
+	*/
+	void setSize( unsigned int s ) { Size = s; }
+
+/**@return the KPlotObject's type-specific Parameter
+	*Parameter is an unsigned int because it can either be a PPARAM or a CPARAM enum.
+	*/
+	unsigned int param() const { return Parameter; }
+
+/**@short set the KPlotObject's type-specific Parameter
+	*@param p the new parameter
+	*Parameter is an unsigned int because it can either be a PPARAM or a CPARAM enum.
+	*/
+	void setParam( unsigned int p ) { Parameter = p; }
+
+/**@return a pointer to the DPoint at position i
+	*@param i the index of the desired point.
+	*/
+	DPoint* point( unsigned int i ) { return pList.at(i); }
+
+	TQPtrList<DPoint>* points() { return &pList; }
+
+/**@short Add a point to the object's list.
+	*@param p the DPoint to add.
+	*/
+	void addPoint( const DPoint &p ) { pList.append( new DPoint( p.x(), p.y() ) ); }
+
+/**@short Add a point to the object's list.  This is an overloaded function,
+	*provided for convenience.  It behaves essentially like the above function.
+	*@param p pointer to the DPoint to add.
+	*/
+	void addPoint( DPoint *p ) { pList.append( p ); }
+
+/**@short remove the TQPoint at position index from the list of points
+	*@param index the index of the point to be removed.
+	*/
+	void removePoint( unsigned int index );
+
+/**@return the number of TQPoints currently in the list
+	*/
+	unsigned int count() const { return pList.count(); }
+
+/**@short clear the Object's points list
+	*/
+	void clearPoints() { pList.clear(); }
+
+private:
+	TQPtrList<DPoint> pList;
+	PTYPE Type;
+	unsigned int Size, Parameter;
+	TQString Color, Name;
+};
+
+#endif