SoVRDicomData.h

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**=======================================================================*/
/*=======================================================================
** Author      : L.Taboni (Apr 2004)
**=======================================================================*/
#ifndef _SO_VR_DICOM_DATA_
#define _SO_VR_DICOM_DATA_
 
#include <Inventor/SbLinear.h>
#include <Inventor/SbString.h>
#include <Inventor/SbBox.h>
#include <Inventor/SbPImpl.h>
 
#include <VolumeViz/readers/dicom/SiDicomDataSet.h>
#include <VolumeViz/readers/dicom/SiDicomElement.h>
 
SO_PIMPL_BASE_PUBLIC_DECLARATION(SoVRDicomData);
 
class  SoVRDicomData
{
  SO_PIMPL_BASE_PUBLIC_HEADER(SoVRDicomData);
public:
 
  SoVRDicomData ();
 
  ~SoVRDicomData ();
 
  // header & image
 
  SoNONUNICODE SbBool readDicomHeader (const char *fileName);
 
  SbBool readDicomHeader (const SbString& fileName);
 
  SoNONUNICODE SbBool readDicomImage (const char *fileName);
 
  SbBool readDicomImage (const SbString& fileName);
 
  SbBool close();
 
  // info from header
 
  int getNumFrames () const;
 
  int getImageWidth () const;
 
  int getImageHeight () const;
 
  int getSizeInBytes () const;
 
  int getBytesPerPixel () const;
 
  int getSamplesPerPixel () const;
 
  SbBool supportedTransferSyntax () const;
 
  void readFrame( size_t frame, const SbBox2i32& subImg, uint8_t* dst ) const;
 
  const SiDicomDataSet* getDicomDataSet() const;
 
  // ACQUISITION info
 
  float getSliceThicknessMM () const;
 
  float getSliceSpacing () const;
 
  // RELATION info
 
  int getSeriesNumber () const;
 
  int getImageNumber () const;
 
  float getSliceLocation () const;
 
  // IMAGE info
 
  float getXPixelSize () const;
 
  float getYPixelSize () const ;
 
  SbBool getPosition(SbVec3f& position) const;
 
  SbVec3f getImagePosition() const;
 
  SbBool getOrientation(SbMatrix& orientation) const;
 
  int getBitsStored () const;
 
  int getHighBit () const;
 
  int signedData () const;
 
  float getIntercept () const;
 
  float getSlope () const;
 
  SbString getDicomInfo( unsigned short group, unsigned short element) const;
 
private:
  // The copying of SoVRDicomData is disabled because the copy will hold the
  // same ImageReader, that is not a correct behavior and can cause data races.
  SoVRDicomData( const SoVRDicomData& other );
  SoVRDicomData& operator=( const SoVRDicomData& other );
 
  friend class SoVRDicomFileReader;
};
 
#endif /*_SO_VR_DICOM_DATA_*/