---

Hybrid/vtkArcPlotter.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkArcPlotter.h,v $
  Language:  C++

  Copyright (c) 1993-2002 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 "vtkPolyDataToPolyDataFilter.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 VTK_HYBRID_EXPORT vtkArcPlotter : public vtkPolyDataToPolyDataFilter 
{
public:
  static vtkArcPlotter *New();

  vtkTypeRevisionMacro(vtkArcPlotter,vtkPolyDataToPolyDataFilter);
  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,float,0.0,VTK_LARGE_FLOAT);
  vtkGetMacro(Radius,float);


  vtkSetClampMacro(Height,float,0.0,VTK_LARGE_FLOAT);
  vtkGetMacro(Height,float);


  vtkSetClampMacro(Offset, float, 0.0, VTK_LARGE_FLOAT);
  vtkGetMacro(Offset, float);


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


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


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

  unsigned long GetMTime();

protected:
  vtkArcPlotter();
  ~vtkArcPlotter();

  void Execute();
  int  OffsetPoint(vtkIdType ptId, vtkPoints *inPts, float n[3],
                   vtkPoints *newPts, float offset, float *range, float val);
  int  ProcessComponents(vtkIdType numPts, vtkPointData *pd);

  vtkCamera *Camera;
  int       PlotMode;
  int       PlotComponent;
  float     Radius;
  float     Height;
  float     Offset;
  float     DefaultNormal[3];
  int       UseDefaultNormal;
  int       FieldDataArray;
  
private:
  vtkDataArray *Data;
  float    *DataRange;
  float    *Tuple;
  int       NumberOfComponents;
  int       ActiveComponent;
  int       StartComp;
  int       EndComp;
  
private:
  vtkArcPlotter(const vtkArcPlotter&);  // Not implemented.
  void operator=(const vtkArcPlotter&);  // Not implemented.
};

#endif

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