VTK
dox/Infovis/vtkSplineGraphEdges.h
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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkSplineGraphEdges.h
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 /*-------------------------------------------------------------------------
00016   Copyright 2008 Sandia Corporation.
00017   Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
00018   the U.S. Government retains certain rights in this software.
00019 -------------------------------------------------------------------------*/
00032 #ifndef __vtkSplineGraphEdges_h
00033 #define __vtkSplineGraphEdges_h
00034 
00035 #include "vtkGraphAlgorithm.h"
00036 #include "vtkSmartPointer.h" // For ivars
00037 
00038 class vtkSpline;
00039 
00040 class VTK_INFOVIS_EXPORT vtkSplineGraphEdges : public vtkGraphAlgorithm 
00041 {
00042 public:
00043   static vtkSplineGraphEdges *New();
00044   vtkTypeMacro(vtkSplineGraphEdges,vtkGraphAlgorithm);
00045   void PrintSelf(ostream& os, vtkIndent indent);
00046 
00048 
00049   virtual void SetSpline(vtkSpline* s);
00050   vtkGetObjectMacro(Spline, vtkSpline);
00052 
00053   //BTX
00054   enum
00055     {
00056     BSPLINE = 0,
00057     CUSTOM
00058     };
00059   //ETX
00060 
00062 
00064   vtkSetMacro(SplineType, int);
00065   vtkGetMacro(SplineType, int);
00067 
00069 
00070   vtkSetMacro(NumberOfSubdivisions, vtkIdType);
00071   vtkGetMacro(NumberOfSubdivisions, vtkIdType);
00073 
00074 protected:
00075   vtkSplineGraphEdges();
00076   ~vtkSplineGraphEdges();
00077 
00078   virtual int RequestData(
00079     vtkInformation *,
00080     vtkInformationVector **,
00081     vtkInformationVector *);
00082 
00083   virtual unsigned long GetMTime();
00084 
00085   void GeneratePoints(vtkGraph* g, vtkIdType e);
00086   void GenerateBSpline(vtkGraph* g, vtkIdType e);
00087 
00088   vtkSpline* Spline;
00089 
00090   int SplineType;
00091 
00092   //BTX
00093   vtkSmartPointer<vtkSpline> XSpline;
00094   vtkSmartPointer<vtkSpline> YSpline;
00095   vtkSmartPointer<vtkSpline> ZSpline;
00096   //ETX
00097 
00098   vtkIdType NumberOfSubdivisions;
00099 
00100 private:
00101   vtkSplineGraphEdges(const vtkSplineGraphEdges&);  // Not implemented.
00102   void operator=(const vtkSplineGraphEdges&);  // Not implemented.
00103 };
00104 
00105 #endif