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#ifndef qwt3d_function_h__2004_03_05_13_51_begin_guarded_code
#define qwt3d_function_h__2004_03_05_13_51_begin_guarded_code
#include "qwt3d_gridmapping.h"
namespace Qwt3D
{
class SurfacePlot;
//! Abstract base class for mathematical functions
/**
A Function encapsulates a mathematical function with rectangular domain. The user has to adapt the pure virtual operator()
to get a working object. Also, the client code should call setDomain, setMesh and create for reasonable operating conditions.
*/
class QWT3D_EXPORT Function : public GridMapping
{
public:
Function(); //!< Constructs Function object w/o assigned SurfacePlot.
explicit Function(Qwt3D::SurfacePlot& plotWidget); //!< Constructs Function object and assigns a SurfacePlot
explicit Function(Qwt3D::SurfacePlot* plotWidget); //!< Constructs Function object and assigns a SurfacePlot
virtual double operator()(double x, double y) = 0; //!< Overwrite this.
void setMinZ(double val); //!< Sets minimal z value.
void setMaxZ(double val); //!< Sets maximal z value.
//! Assigns a new SurfacePlot and creates a data representation for it.
virtual bool create(Qwt3D::SurfacePlot& plotWidget);
//! Creates data representation for the actual assigned SurfacePlot.
virtual bool create();
//! Assigns the object to another widget. To see the changes, you have to call this function before create().
void assign(Qwt3D::SurfacePlot& plotWidget);
//! Assigns the object to another widget. To see the changes, you have to call this function before create().
void assign(Qwt3D::SurfacePlot* plotWidget);
};
} // ns
#endif /* include guarded */
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