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IO/vtkBMPReader.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkBMPReader.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00063 #ifndef __vtkBMPReader_h
00064 #define __vtkBMPReader_h
00065 
00066 #include "vtkImageReader.h"
00067 class vtkLookupTable;
00068 
00069 class VTK_IO_EXPORT vtkBMPReader : public vtkImageReader
00070 {
00071 public:
00072   static vtkBMPReader *New();
00073   vtkTypeRevisionMacro(vtkBMPReader,vtkImageReader);
00074 
00075   void PrintSelf(ostream& os, vtkIndent indent);
00076 
00078 
00079   vtkGetMacro(Depth,int);
00081   
00083   virtual int CanReadFile(const char* fname);
00084   // Description:
00085   // Get the file extensions for this format.
00086   // Returns a string with a space separated list of extensions in 
00087   // the format .extension
00088   virtual const char* GetFileExensions()
00089     {
00090       return ".bmp";
00091     }
00093 
00095 
00097   virtual const char* GetDescriptiveName()
00098     {
00099       return "Windows BMP";
00100     }
00102   
00104 
00107   vtkSetMacro(Allow8BitBMP,int);
00108   vtkGetMacro(Allow8BitBMP,int);
00109   vtkBooleanMacro(Allow8BitBMP,int);
00111 
00112   vtkLookupTable *GetLookupTable(void);
00113 
00114 //BTX
00116 
00117   vtkGetMacro(Colors,unsigned char *);
00119 //ETX
00120 
00121 protected:
00122   vtkBMPReader();
00123   ~vtkBMPReader();
00124 
00125   unsigned char *Colors;
00126   short Depth;
00127   int Allow8BitBMP;
00128   vtkLookupTable *LookupTable;
00129   
00130   virtual void ComputeDataIncrements();
00131   virtual void ExecuteInformation();
00132   virtual void ExecuteData(vtkDataObject *out);
00133 private:
00134   vtkBMPReader(const vtkBMPReader&);  // Not implemented.
00135   void operator=(const vtkBMPReader&);  // Not implemented.
00136 };
00137 #endif
00138 
00139