1 | #ifndef qwt3d_function_h__2004_03_05_13_51_begin_guarded_code
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2 | #define qwt3d_function_h__2004_03_05_13_51_begin_guarded_code
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3 |
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4 | #include "qwt3d_gridmapping.h"
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5 |
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6 | namespace Qwt3D
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7 | {
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8 |
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9 | class SurfacePlot;
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10 |
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11 | //! Abstract base class for mathematical functions
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12 | /**
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13 | A Function encapsulates a mathematical function with rectangular domain. The user has to adapt the pure virtual operator()
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14 | to get a working object. Also, the client code should call setDomain, setMesh and create for reasonable operating conditions.
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15 | */
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16 | class QWT3D_EXPORT Function : public GridMapping
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17 | {
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18 |
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19 | public:
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20 |
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21 | Function(); //!< Constructs Function object w/o assigned SurfacePlot.
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22 | explicit Function(Qwt3D::SurfacePlot& plotWidget); //!< Constructs Function object and assigns a SurfacePlot
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23 | explicit Function(Qwt3D::SurfacePlot* plotWidget); //!< Constructs Function object and assigns a SurfacePlot
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24 | virtual double operator()(double x, double y) = 0; //!< Overwrite this.
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25 |
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26 | void setMinZ(double val); //!< Sets minimal z value.
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27 | void setMaxZ(double val); //!< Sets maximal z value.
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28 |
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29 | //! Assigns a new SurfacePlot and creates a data representation for it.
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30 | virtual bool create(Qwt3D::SurfacePlot& plotWidget);
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31 | //! Creates data representation for the actual assigned SurfacePlot.
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32 | virtual bool create();
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33 | //! Assigns the object to another widget. To see the changes, you have to call this function before create().
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34 | void assign(Qwt3D::SurfacePlot& plotWidget);
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35 | //! Assigns the object to another widget. To see the changes, you have to call this function before create().
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36 | void assign(Qwt3D::SurfacePlot* plotWidget);
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37 | };
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38 |
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39 | } // ns
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40 |
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41 | #endif /* include guarded */
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