vtkPolyDataMapper2D.h

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

  Program:   Visualization Toolkit
  Module:    vtkPolyDataMapper2D.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 vtkPolyDataMapper2D_h
#define vtkPolyDataMapper2D_h


#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkMapper2D.h"

class vtkCoordinate;
class vtkPolyData;
class vtkScalarsToColors;
class vtkUnsignedCharArray;

class VTKRENDERINGCORE_EXPORT vtkPolyDataMapper2D : public vtkMapper2D
{
public:
  vtkTypeMacro(vtkPolyDataMapper2D,vtkMapper2D);
  static vtkPolyDataMapper2D *New();
  void PrintSelf(ostream& os, vtkIndent indent);


  void SetInputData(vtkPolyData *in);
  vtkPolyData *GetInput();


  void SetLookupTable(vtkScalarsToColors *lut);
  vtkScalarsToColors *GetLookupTable();

  virtual void CreateDefaultLookupTable();


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


  vtkSetMacro(ColorMode, int);
  vtkGetMacro(ColorMode, int);
  void SetColorModeToDefault();
  void SetColorModeToMapScalars();
  void SetColorModeToDirectScalars();

  const char *GetColorModeAsString();


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


  vtkSetVector2Macro(ScalarRange, double);
  vtkGetVectorMacro(ScalarRange, double, 2);


  vtkSetMacro(ScalarMode, int);
  vtkGetMacro(ScalarMode, int);
  void SetScalarModeToDefault()
    { this->SetScalarMode(VTK_SCALAR_MODE_DEFAULT); }
  void SetScalarModeToUsePointData()
    { this->SetScalarMode(VTK_SCALAR_MODE_USE_POINT_DATA); }
  void SetScalarModeToUseCellData()
    { this->SetScalarMode(VTK_SCALAR_MODE_USE_CELL_DATA); }
  void SetScalarModeToUsePointFieldData()
    { this->SetScalarMode(VTK_SCALAR_MODE_USE_POINT_FIELD_DATA); }
  void SetScalarModeToUseCellFieldData()
    { this->SetScalarMode(VTK_SCALAR_MODE_USE_CELL_FIELD_DATA); }


  void ColorByArrayComponent(int arrayNum, int component);
  void ColorByArrayComponent(char* arrayName, int component);

  char* GetArrayName() { return this->ArrayName; }
  int GetArrayId() { return this->ArrayId; }
  int GetArrayAccessMode() { return this->ArrayAccessMode; }
  int GetArrayComponent() { return this->ArrayComponent; }

  virtual vtkMTimeType GetMTime();


  virtual void SetTransformCoordinate(vtkCoordinate*);
  vtkGetObjectMacro(TransformCoordinate, vtkCoordinate);


  vtkGetMacro(TransformCoordinateUseDouble, bool);
  vtkSetMacro(TransformCoordinateUseDouble, bool);
  vtkBooleanMacro(TransformCoordinateUseDouble, bool);

  vtkUnsignedCharArray *MapScalars(double alpha);

  void ShallowCopy(vtkAbstractMapper *m);

protected:
  vtkPolyDataMapper2D();
  ~vtkPolyDataMapper2D();

  virtual int FillInputPortInformation(int, vtkInformation*);

  vtkUnsignedCharArray *Colors;

  vtkScalarsToColors *LookupTable;
  int ScalarVisibility;
  vtkTimeStamp BuildTime;
  double ScalarRange[2];
  int UseLookupTableScalarRange;
  int ColorMode;
  int ScalarMode;

  vtkCoordinate *TransformCoordinate;
  bool TransformCoordinateUseDouble;

  // for coloring by a component of a field data array
  int ArrayId;
  char ArrayName[256];
  int ArrayComponent;
  int ArrayAccessMode;
private:
  vtkPolyDataMapper2D(const vtkPolyDataMapper2D&) VTK_DELETE_FUNCTION;
  void operator=(const vtkPolyDataMapper2D&) VTK_DELETE_FUNCTION;
};


#endif