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dox/Rendering/vtkImageActor.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageActor.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00037 #ifndef __vtkImageActor_h
00038 #define __vtkImageActor_h
00039 
00040 #include "vtkProp3D.h"
00041 
00042 class vtkPropCollection;
00043 class vtkRenderer;
00044 class vtkImageData;
00045 
00046 class VTK_RENDERING_EXPORT vtkImageActor : public vtkProp3D
00047 {
00048 public:
00049   vtkTypeRevisionMacro(vtkImageActor,vtkProp3D);
00050   void PrintSelf(ostream& os, vtkIndent indent);
00051 
00053   static vtkImageActor *New();
00054 
00056 
00057   virtual void SetInput(vtkImageData *);
00058   vtkGetObjectMacro(Input,vtkImageData);
00060 
00062 
00063   vtkGetMacro(Interpolate,int);
00064   vtkSetMacro(Interpolate,int);
00065   vtkBooleanMacro(Interpolate,int);
00067 
00069 
00071   vtkSetClampMacro(Opacity,double,0.0,1.0);
00072   vtkGetMacro(Opacity,double);
00074 
00076 
00078   void SetDisplayExtent(int extent[6]);
00079   void SetDisplayExtent(int minX, int maxX, int minY, int maxY, 
00080                         int minZ, int maxZ);
00081   void GetDisplayExtent(int extent[6]);
00082   int *GetDisplayExtent() {return this->DisplayExtent;}
00084 
00086 
00090   double *GetBounds();
00091   void GetBounds(double bounds[6]) { this->Superclass::GetBounds(bounds); };
00093 
00095 
00098   double *GetDisplayBounds();
00099   void GetDisplayBounds(double bounds[6]);
00101 
00103 
00105   int GetSliceNumber();
00106   int GetSliceNumberMax();
00107   int GetSliceNumberMin();
00109   
00110   //BTX
00112 
00115   virtual int RenderTranslucentPolygonalGeometry(vtkViewport *viewport);
00116   int RenderOpaqueGeometry(vtkViewport *viewport);
00117   virtual void Render(vtkRenderer *) {};
00119   
00121 
00122   virtual int HasTranslucentPolygonalGeometry();
00123   //ETX
00125 
00127 
00134   void SetZSlice(int z) {this->SetDisplayExtent(
00135     this->DisplayExtent[0], this->DisplayExtent[1],
00136     this->DisplayExtent[2], this->DisplayExtent[3], z, z);
00137   };
00138   int GetZSlice() { return this->DisplayExtent[4];};
00139   int GetWholeZMin();
00140   int GetWholeZMax();
00142 
00143 protected:
00144   vtkImageActor();
00145   ~vtkImageActor();
00146 
00147   int           Interpolate;
00148   double        Opacity;
00149   vtkImageData* Input;
00150   int           DisplayExtent[6];
00151   int           ComputedDisplayExtent[6];
00152   double        DisplayBounds[6];
00153 
00154 private:
00155   vtkImageActor(const vtkImageActor&);  // Not implemented.
00156   void operator=(const vtkImageActor&);  // Not implemented.
00157 };
00158 
00159 #endif
00160 

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