EdbImage.h

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#ifndef ROOT_EdbImage
#define ROOT_EdbImage
 
 
#include "TObject.h"
#include "TArrayC.h"
#include "TArrayD.h"
 
class TH2F;
class TH1F;
 
//______________________________________________________________________________
class EdbImage : public TObject {
 
private:
 
  Int_t       eColumns;          
  Int_t       eRows;             
 
  Int_t       eColors;           
 
  TArrayC    *eBuffer;           
  Int_t       eBytes;            
 
public:
  EdbImage();
  EdbImage( char *file, char *format="PGM" );
  EdbImage( int columns, int rows, char *image, int col=256 );
  virtual ~EdbImage();
 
 
  virtual void   Set0();
  virtual void   Print( Option_t *opt="" ) const;
 
  void AdoptImage(int columns, int rows, char *image, int col=256);
 
  void SetColors(int col) {eColors=col;}
  char   *GetBuffer()            const { return eBuffer->GetArray(); }
  Int_t   FillBufferDouble(TArrayD &image)  const;
  int    Pixel(int c, int r) const 
    { if(r<0) return 0; if(r>eRows)    return 0;
      if(c<0) return 0; if(c>eColumns) return 0;
      return Pixel(eColumns*r + c); }
  int    Pixel(int ipix) const 
    { return (int)(((unsigned char*)(eBuffer->GetArray()))[ipix]); }
  TH2F   *GetHist2(int flip=0) const;
  TH1F   *GetHist1() const;
 
  Int_t   Width()  const {return eColumns;}
  Int_t   Height() const {return eRows;}
  Int_t   LoadPGM( char *file );
  Int_t   LoadRAW( char *file );
  Int_t   LoadBMP( char *file );
 
  Int_t   DumpPGM( char *file );
 
  ClassDef(EdbImage,2)  // CCD Image in bytemap format
};
 
#endif /* ROOT_EdbImage */