vtkImageMapper.h

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

  Program:   Visualization Toolkit
  Module:    vtkImageMapper.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 vtkImageMapper_h
#define vtkImageMapper_h

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

class vtkWindow;
class vtkViewport;
class vtkActor2D;
class vtkImageData;

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

  vtkMTimeType GetMTime() override;


  vtkSetMacro(ColorWindow, double);
  vtkGetMacro(ColorWindow, double);


  vtkSetMacro(ColorLevel, double);
  vtkGetMacro(ColorLevel, double);


  vtkSetMacro(ZSlice, int);
  vtkGetMacro(ZSlice, int);
  int GetWholeZMin();
  int GetWholeZMax();

  void RenderStart(vtkViewport* viewport, vtkActor2D* actor);

  virtual void RenderData(vtkViewport*, vtkImageData*, vtkActor2D* )=0;


  double GetColorShift();
  double GetColorScale();

  // Public for templated functions. * *  Should remove this * *
  int DisplayExtent[6];


  virtual void SetInputData(vtkImageData *input);
  vtkImageData *GetInput();


  vtkSetMacro(RenderToRectangle, vtkTypeBool);
  vtkGetMacro(RenderToRectangle, vtkTypeBool);
  vtkBooleanMacro(RenderToRectangle, vtkTypeBool);


  vtkSetMacro(UseCustomExtents, vtkTypeBool);
  vtkGetMacro(UseCustomExtents, vtkTypeBool);
  vtkBooleanMacro(UseCustomExtents, vtkTypeBool);


  vtkSetVectorMacro(CustomDisplayExtents, int, 4);
  vtkGetVectorMacro(CustomDisplayExtents, int, 4);

protected:
  vtkImageMapper();
  ~vtkImageMapper() override;

  double ColorWindow;
  double ColorLevel;

  int PositionAdjustment[2];
  int ZSlice;
  vtkTypeBool UseCustomExtents;
  int CustomDisplayExtents[4];
  vtkTypeBool RenderToRectangle;

  int FillInputPortInformation(int, vtkInformation*) override;
private:
  vtkImageMapper(const vtkImageMapper&) = delete;
  void operator=(const vtkImageMapper&) = delete;
};

#endif