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63 lines
2.1 KiB
63 lines
2.1 KiB
13 years ago
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#ifndef qwt3d_enrichment_h__2004_02_23_19_24_begin_guarded_code
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#define qwt3d_enrichment_h__2004_02_23_19_24_begin_guarded_code
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#include "qwt3d_global.h"
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#include "qwt3d_types.h"
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namespace Qwt3D
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{
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class Plot3D;
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//! Abstract base class for data dependent visible user objects
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/**
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Enrichments provide a framework for user defined OPenGL objects. The base class has a pure virtuell
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function clone(). 2 additional functions are per default empty and could also get a new implementation
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in derived classes. They can be used for initialization issues or actions not depending on the related
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primitive.
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*/
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class QWT3D_EXPORT Enrichment
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{
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public:
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enum TYPE{
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VERTEXENRICHMENT,
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EDGEENRICHMENT,
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FACEENRICHMENT,
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VOXELENRICHMENT
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}; //!< Type of the Enrichment - only VERTEXENRICHMENT's are defined at this moment.
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Enrichment() : plot(0) {}
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virtual ~Enrichment(){}
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virtual Enrichment* clone() const = 0; //!< The derived class should give back a new Derived(something) here
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virtual void drawBegin(){}; //!< Empty per default. Can be overwritten.
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virtual void drawEnd(){}; //!< Empty per default. Can be overwritten.
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virtual void assign(Plot3D const& pl) {plot = &pl;} //!< Assign to existent plot;
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virtual TYPE type() const = 0; //!< Overwrite
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protected:
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const Plot3D* plot;
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};
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//! Abstract base class for vertex dependent visible user objects
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/**
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VertexEnrichments introduce a specialized draw routine for vertex dependent data.
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draw() is called, when the Plot realizes its internal OpenGL data representation
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for every Vertex associated to his argument.
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*/
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class QWT3D_EXPORT VertexEnrichment : public Enrichment
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{
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public:
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VertexEnrichment() : Qwt3D::Enrichment() {}
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virtual Enrichment* clone() const = 0; //!< The derived class should give back a new Derived(something) here
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virtual void draw(Qwt3D::Triple const&) = 0; //!< Overwrite this
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virtual TYPE type() const {return Qwt3D::Enrichment::VERTEXENRICHMENT;} //!< This gives VERTEXENRICHMENT
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};
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// todo EdgeEnrichment, FaceEnrichment, VoxelEnrichment etc.
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} // ns
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#endif
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