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93 lines
2.7 KiB
93 lines
2.7 KiB
//-*-C++-*-
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/*
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**************************************************************************
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description
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--------------------
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copyright : (C) 2001 by Andreas Zehender
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email : zehender@kde.org
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**************************************************************************
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**************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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**************************************************************************/
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#ifndef PMPLANENORMALCONTROLPOINT_H
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#define PMPLANENORMALCONTROLPOINT_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "pmcontrolpoint.h"
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class PMDistanceControlPoint;
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/**
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* Control points for the plane normal
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*/
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class PMPlaneNormalControlPoint : public PMControlPoint
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{
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public:
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/**
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* Creates a PMPlaneNormalControlPoint with id.
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*
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* If the control point is change, the distance control point
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* is changed, too!
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*/
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PMPlaneNormalControlPoint( PMDistanceControlPoint* d, const PMVector& normal,
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int id, const TQString& description );
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/**
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* Deletes the PMPlaneNormalControlPoint
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*/
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virtual ~PMPlaneNormalControlPoint( ) { };
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/** */
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virtual PMVector position( ) const;
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/**
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* Sets the normal vector
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*/
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void setNormal( PMVector newNormal ) { m_normal = newNormal; }
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/**
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* Returns the normal vector
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*/
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PMVector normal( ) const { return m_normal; }
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/**
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* Returns the distance
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*/
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double distance( ) const;
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/** */
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virtual bool hasExtraLine( ) const { return true; }
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/**
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* Returns the start point of the extra line
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*/
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virtual PMVector extraLineStart( ) const;
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/**
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* Returns the end point of the extra line
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*/
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virtual PMVector extraLineEnd( ) const;
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/** */
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virtual void snapToGrid( );
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protected:
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/** */
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virtual void graphicalChangeStarted( );
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/** */
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virtual void graphicalChange( const PMVector& startPoint,
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const PMVector& viewNormal,
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const PMVector& endPoint );
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private:
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PMVector m_normal, m_originalNormal;
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double m_originalDistance;
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PMDistanceControlPoint* m_pDistancePoint;
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};
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#endif
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