vtkImageViewer2.h

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

  Program:   Visualization Toolkit
  Module:    vtkImageViewer2.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 vtkImageViewer2_h
#define vtkImageViewer2_h

#include "vtkInteractionImageModule.h" // For export macro
#include "vtkObject.h"

class vtkAlgorithm;
class vtkAlgorithmOutput;
class vtkImageActor;
class vtkImageData;
class vtkImageMapToWindowLevelColors;
class vtkInformation;
class vtkInteractorStyleImage;
class vtkRenderWindow;
class vtkRenderer;
class vtkRenderWindowInteractor;

class VTKINTERACTIONIMAGE_EXPORT vtkImageViewer2 : public vtkObject
{
public:
  static vtkImageViewer2 *New();
  vtkTypeMacro(vtkImageViewer2,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  virtual const char *GetWindowName();

  virtual void Render(void);


  virtual void SetInputData(vtkImageData *in);
  virtual vtkImageData *GetInput();
  virtual void SetInputConnection(vtkAlgorithmOutput* input);

  enum
  {
    SLICE_ORIENTATION_YZ = 0,
    SLICE_ORIENTATION_XZ = 1,
    SLICE_ORIENTATION_XY = 2
  };

  vtkGetMacro(SliceOrientation, int);
  virtual void SetSliceOrientation(int orientation);
  virtual void SetSliceOrientationToXY()
    { this->SetSliceOrientation(vtkImageViewer2::SLICE_ORIENTATION_XY); };
  virtual void SetSliceOrientationToYZ()
    { this->SetSliceOrientation(vtkImageViewer2::SLICE_ORIENTATION_YZ); };
  virtual void SetSliceOrientationToXZ()
    { this->SetSliceOrientation(vtkImageViewer2::SLICE_ORIENTATION_XZ); };


  vtkGetMacro(Slice, int);
  virtual void SetSlice(int s);

  virtual void UpdateDisplayExtent();


  virtual int GetSliceMin();
  virtual int GetSliceMax();
  virtual void GetSliceRange(int range[2])
    { this->GetSliceRange(range[0], range[1]); }
  virtual void GetSliceRange(int &min, int &max);
  virtual int* GetSliceRange();


  virtual double GetColorWindow();
  virtual double GetColorLevel();
  virtual void SetColorWindow(double s);
  virtual void SetColorLevel(double s);


  virtual void SetDisplayId(void *a);
  virtual void SetWindowId(void *a);
  virtual void SetParentId(void *a);


  virtual int* GetPosition() VTK_SIZEHINT(2);
  virtual void SetPosition(int a,int b);
  virtual void SetPosition(int a[2]) { this->SetPosition(a[0],a[1]); }


  virtual int* GetSize() VTK_SIZEHINT(2);
  virtual void SetSize(int a, int b);
  virtual void SetSize(int a[2]) { this->SetSize(a[0],a[1]); }


  vtkGetObjectMacro(RenderWindow,vtkRenderWindow);
  vtkGetObjectMacro(Renderer, vtkRenderer);
  vtkGetObjectMacro(ImageActor,vtkImageActor);
  vtkGetObjectMacro(WindowLevel,vtkImageMapToWindowLevelColors);
  vtkGetObjectMacro(InteractorStyle,vtkInteractorStyleImage);


  virtual void SetRenderWindow(vtkRenderWindow *arg);
  virtual void SetRenderer(vtkRenderer *arg);

  virtual void SetupInteractor(vtkRenderWindowInteractor*);


  virtual void SetOffScreenRendering(vtkTypeBool);
  virtual vtkTypeBool GetOffScreenRendering();
  vtkBooleanMacro(OffScreenRendering,vtkTypeBool);

protected:
  vtkImageViewer2();
  ~vtkImageViewer2() override;

  virtual void InstallPipeline();
  virtual void UnInstallPipeline();

  vtkImageMapToWindowLevelColors  *WindowLevel;
  vtkRenderWindow                 *RenderWindow;
  vtkRenderer                     *Renderer;
  vtkImageActor                   *ImageActor;
  vtkRenderWindowInteractor       *Interactor;
  vtkInteractorStyleImage         *InteractorStyle;

  int SliceOrientation;
  int FirstRender;
  int Slice;

  virtual void UpdateOrientation();

  vtkAlgorithm* GetInputAlgorithm();
  vtkInformation* GetInputInformation();

  friend class vtkImageViewer2Callback;

private:
  vtkImageViewer2(const vtkImageViewer2&) = delete;
  void operator=(const vtkImageViewer2&) = delete;
};

#endif