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/*
***************************************************************************
pmtorus.h - description
-------------------
begin : Fri Jun 22 2001
copyright : (C) 2001 Philippe Van Hecke
email : lephiloux@tiscalinet.be
copyright : (C) 2002 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 PMTORUS_H
#define PMTORUS_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "pmsolidobject.h"
#include "pmvector.h"
#include "pmviewstructure.h"
class PMViewStructure;
/**
* Class for povray torus.
*/
class PMTorus : public PMSolidObject
{
typedef PMSolidObject Base;
public:
/**
* Create an empty Sphere
*/
PMTorus( PMPart* part );
/**
* Copy constructor
*/
PMTorus( const PMTorus& t );
/**
* Delete the PMTorus
*/
virtual ~PMTorus( );
/** */
virtual PMObject* copy( ) const { return new PMTorus( *this ); }
/** */
virtual TQString description( ) const;
/** */
virtual PMMetaObject* tqmetaObject( ) const;
/** */
virtual void serialize( TQDomElement& e, TQDomDocument& doc ) const;
/** */
virtual void readAttributes( const PMXMLHelper& h );
/**
* Returns a new @ref PMTrousEdit
*/
virtual PMDialogEditBase* editWidget( TQWidget* parent ) const;
/**
* Returns the name of the pixmap that is displayed in the tree view
* and dialog view
*/
virtual TQString pixmap( ) const { return TQString( "pmtorus" ); }
/**
* set minor radius see povray documentation about torus
*/
void setMinorRadius( double minor_radius );
/**
* set major radius see povray documentation about torus
*/
void setMajorRadius( double major_radius );
/**
* use sturm algorithme
*/
void setSturm( bool sturm );
/**
* return minor radius see povray documentation about torus
*/
double minorRadius( ) const { return m_minorRadius; }
/**
* return major radius see povray documentation about torus
*/
double majorRadius( ) const { return m_majorRadius; }
/**
* return if we must use sturm algorithm for the torus
*/
bool sturm( ) const { return m_sturm; }
/** */
virtual void restoreMemento( PMMemento* s );
/** */
virtual void controlPoints( PMControlPointList& list );
/** */
virtual void controlPointsChanged( PMControlPointList& list );
/** */
virtual bool hasDisplayDetail( ) const { return true; }
/** */
virtual void cleanUp( ) const;
/**
* Sets the number of circles
*/
static void setUSteps( int u );
/**
* Sets the number of point for each circle
*/
static void setVSteps( int v );
/**
* Returns the number circles
*/
static int uSteps( ) { return s_uStep; }
/**
* Returns the number of point for each circle
*/
static int vSteps( ) { return s_vStep; }
protected:
/** */
virtual bool isDefault( );
/** */
virtual void createViewStructure( );
/** */
virtual PMViewStructure* defaultViewStructure( ) const;
/** */
virtual int viewStructureParameterKey( ) const { return s_parameterKey + globalDetailKey(); }
private:
static void createLines( PMLineArray& lines, int uStep, int vStep );
static void createPoints( PMPointArray& points, double minor_radius,
double major_radius, int uStep, int vStep );
enum PMTorusMementoID { PMMinorRadiusID, PMMajorRadiusID, PMSturmID };
/**
* Minor radius
*/
double m_minorRadius;
/**
* Major radius
*/
double m_majorRadius;
/**
* use sturm algorithm
*/
bool m_sturm;
/**
* default view structure
*/
static PMViewStructure* s_pDefaultViewStructure;
static int s_vStep;
static int s_uStep;
static int s_parameterKey;
static PMMetaObject* s_pMetaObject;
};
#endif
/*
x = (major + minor cos(u)) cos(v)
y = (major + minor cos(u)) sin(v)
z = minor sin (u) */
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