vtkArcPlotter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkArcPlotter.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkArcPlotter_h
#define vtkArcPlotter_h

#include "vtkRenderingAnnotationModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"

#define VTK_PLOT_SCALARS    1
#define VTK_PLOT_VECTORS    2
#define VTK_PLOT_NORMALS    3
#define VTK_PLOT_TCOORDS    4
#define VTK_PLOT_TENSORS    5
#define VTK_PLOT_FIELD_DATA 6

class vtkCamera;
class vtkDataArray;
class vtkPointData;
class vtkPoints;

class VTKRENDERINGANNOTATION_EXPORT vtkArcPlotter : public vtkPolyDataAlgorithm
{
public:
  static vtkArcPlotter *New();

  vtkTypeMacro(vtkArcPlotter,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetCamera(vtkCamera*);
  vtkGetObjectMacro(Camera,vtkCamera);


  vtkSetMacro(PlotMode, int);
  vtkGetMacro(PlotMode, int);
  void SetPlotModeToPlotScalars() {this->SetPlotMode(VTK_PLOT_SCALARS);};
  void SetPlotModeToPlotVectors() {this->SetPlotMode(VTK_PLOT_VECTORS);};
  void SetPlotModeToPlotNormals() {this->SetPlotMode(VTK_PLOT_NORMALS);};
  void SetPlotModeToPlotTCoords() {this->SetPlotMode(VTK_PLOT_TCOORDS);};
  void SetPlotModeToPlotTensors() {this->SetPlotMode(VTK_PLOT_TENSORS);};
  void SetPlotModeToPlotFieldData()
            {this->SetPlotMode(VTK_PLOT_FIELD_DATA);};


  vtkSetMacro(PlotComponent,int);
  vtkGetMacro(PlotComponent,int);


  vtkSetClampMacro(Radius,double,0.0,VTK_FLOAT_MAX);
  vtkGetMacro(Radius,double);


  vtkSetClampMacro(Height,double,0.0,VTK_FLOAT_MAX);
  vtkGetMacro(Height,double);


  vtkSetClampMacro(Offset, double, 0.0, VTK_FLOAT_MAX);
  vtkGetMacro(Offset, double);


  vtkSetMacro(UseDefaultNormal,int);
  vtkGetMacro(UseDefaultNormal,int);
  vtkBooleanMacro(UseDefaultNormal,int);


  vtkSetVector3Macro(DefaultNormal,float);
  vtkGetVectorMacro(DefaultNormal,float,3);


  vtkSetClampMacro(FieldDataArray,int,0,VTK_INT_MAX);
  vtkGetMacro(FieldDataArray,int);

  vtkMTimeType GetMTime();

protected:
  vtkArcPlotter();
  ~vtkArcPlotter();

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  int  OffsetPoint(vtkIdType ptId, vtkPoints *inPts, double n[3],
                   vtkPoints *newPts, double offset,
                   double *range, double val);
  int  ProcessComponents(vtkIdType numPts, vtkPointData *pd);

  vtkCamera *Camera;
  int       PlotMode;
  int       PlotComponent;
  double     Radius;
  double     Height;
  double     Offset;
  float     DefaultNormal[3];
  int       UseDefaultNormal;
  int       FieldDataArray;

private:
  vtkDataArray *Data;
  double    *DataRange;
  double   *Tuple;
  int       NumberOfComponents;
  int       ActiveComponent;
  int       StartComp;
  int       EndComp;

private:
  vtkArcPlotter(const vtkArcPlotter&) VTK_DELETE_FUNCTION;
  void operator=(const vtkArcPlotter&) VTK_DELETE_FUNCTION;
};

#endif