/* ************************************************************************** description -------------------- copyright : (C) 2001 by Andreas Zehender email : zehender@kde.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 PMPLANENORMALCONTROLPOINT_H #define PMPLANENORMALCONTROLPOINT_H #ifdef HAVE_CONFIG_H #include <config.h> #endif #include "pmcontrolpoint.h" class PMDistanceControlPoint; /** * Control points for the plane normal */ class PMPlaneNormalControlPoint : public PMControlPoint { public: /** * Creates a PMPlaneNormalControlPoint with id. * * If the control point is change, the distance control point * is changed, too! */ PMPlaneNormalControlPoint( PMDistanceControlPoint* d, const PMVector& normal, int id, const TQString& description ); /** * Deletes the PMPlaneNormalControlPoint */ virtual ~PMPlaneNormalControlPoint( ) { }; /** */ virtual PMVector position( ) const; /** * Sets the normal vector */ void setNormal( PMVector newNormal ) { m_normal = newNormal; } /** * Returns the normal vector */ PMVector normal( ) const { return m_normal; } /** * Returns the distance */ double distance( ) const; /** */ virtual bool hasExtraLine( ) const { return true; } /** * Returns the start point of the extra line */ virtual PMVector extraLineStart( ) const; /** * Returns the end point of the extra line */ virtual PMVector extraLineEnd( ) const; /** */ virtual void snapToGrid( ); protected: /** */ virtual void graphicalChangeStarted( ); /** */ virtual void graphicalChange( const PMVector& startPoint, const PMVector& viewNormal, const PMVector& endPoint ); private: PMVector m_normal, m_originalNormal; double m_originalDistance; PMDistanceControlPoint* m_pDistancePoint; }; #endif