fun3ditem.h

/***************************************************************************
                          fun3ditem.h  -  description
                             -------------------
    begin                : Tue Dec 25 2001
    copyright            : (C) 2024 by Werner Stille
    email                : kpl@werner-stille.de
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   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 FUN3DITEM_H
#define FUN3DITEM_H
 
#include "funitem.h"
#include "threeditem.h"
 
class Q_DECL_EXPORT Fun3DItem : public ThreeDItem
{
public:
  enum {
    Type = UserType + Function3D
  };
  Fun3DItem(double x0 = 4, double y0 = 3, double width = 15,
            double height = 10, unsigned colorFrame = 0,
            unsigned colorGrid = 0, unsigned colorData = 0, bool logX = false,
            bool logY = false, bool logZ = false,
            GridMode gridMode = AxesWithLabels, Mode3D mode3D = Grid,
            double xMax = 15, double yMax = 10, double zMax = 15,
            const QString& textX = QString(), const QString& textY = QString(),
            const QString& textZ = QString(),
            const QString& header = QString(), double relSize = 1,
            int numDigX = -1, int numDigY = -1, int numDigZ = -1,
            int minTicX = 5, int minTicY = 2, int minTicZ = 5, int expX = 0,
            int expY = 0, int expZ = 0, double xMin = 0, double yMin = 0,
            double zMin = 0, double xTic = 5, double yTic = 2, double zTic = 5,
            double deltaX = 0, double deltaZ = 0, double phi = 20,
            double theta = -20, double bx = 7.5, double by = 7.5,
            double bz = 7.5, double xr = 7.5, double yr = 4, double fx = 1,
            double fy = 1, double fz = 1, const QString& name = QString(),
            const QUrl& url = QUrl(), bool showFrame = true,
            bool collapsed = false, bool visible = true);
  Fun3DItem(const Fun3DItem& f);
  Fun3DItem(const KConfigGroup* plo, const QUrl& urlPlo, double x0 = 4,
            double y0 = 3, double width = 15, double height = 10,
            unsigned colorFrame = 0, unsigned colorGrid = 0,
            unsigned colorData = 0, GridMode gridMode = AxesWithLabels);
  ~Fun3DItem();
  int calcTable() const;
  void exportTable(QTextStream& stream, char separator, char format,
                   int precision) const;
  double (*funcY)(double, double, const double*);
  inline const QLibrary* libY() const { return m_libY; };
  inline QString nameY() const { return m_nameY; };
  virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem* option,
                     QWidget* widget = nullptr) override;
  inline double* parY() { return m_parY; };
  bool setFuncY(const QUrl& url, const QString& name);
  inline void setPar(int i, double value) { m_parY[i] = value; };
  virtual int type() const override { return Type; };
  void update();
  inline const QUrl& urlY() const { return m_urlY; };
  void writePlo(KConfigGroup* plo, const QUrl& urlPlo, bool absolute,
                char format, int precision) const;
 
protected:
  void unload();
  mutable double (*funcYo)(double, double, const double*);
  double m_parY[FunItem::NumParMax];
  mutable double parYo[FunItem::NumParMax];
  QString m_nameY;
  QUrl m_urlY;
  QLibrary* m_libY;
};
 
#endif