Rendering/vtkImageActor.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkImageActor.h,v $

  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 __vtkImageActor_h
#define __vtkImageActor_h

#include "vtkProp.h"

class vtkPropCollection;
class vtkRenderer;
class vtkImageData;

class VTK_RENDERING_EXPORT vtkImageActor : public vtkProp
{
public:
  vtkTypeRevisionMacro(vtkImageActor,vtkProp);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkImageActor *New();


  virtual void SetInput(vtkImageData *);
  vtkGetObjectMacro(Input,vtkImageData);


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


  void SetDisplayExtent(int extent[6]);
  void SetDisplayExtent(int minX, int maxX, int minY, int maxY, 
                        int minZ, int maxZ);
  void GetDisplayExtent(int extent[6]);
  int *GetDisplayExtent() {return this->DisplayExtent;}


  double *GetBounds();
  void GetBounds(double bounds[6]);

  int GetSliceNumber();
  
//BTX

  int RenderOpaqueGeometry(vtkViewport *viewport);
  virtual void Load(vtkRenderer *) {};
//ETX


  void SetZSlice(int z) {this->SetDisplayExtent(
    this->DisplayExtent[0], this->DisplayExtent[1],
    this->DisplayExtent[2], this->DisplayExtent[3], z, z);
  };
  
  int GetZSlice() { return this->DisplayExtent[4];};
  int GetWholeZMin();
  int GetWholeZMax();

protected:
  vtkImageActor();
  ~vtkImageActor();

  int           Interpolate;
  vtkImageData* Input;
  int           DisplayExtent[6];
  double        Bounds[6];
private:
  vtkImageActor(const vtkImageActor&);  // Not implemented.
  void operator=(const vtkImageActor&);  // Not implemented.
};

#endif

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