vtkDICOMImageReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDICOMImageReader.h
 
  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 vtkDICOMImageReader_h
#define vtkDICOMImageReader_h
 
#include "vtkIOImageModule.h" // For export macro
#include "vtkImageReader2.h"
 
//BTX
class vtkDICOMImageReaderVector;
class DICOMParser;
class DICOMAppHelper;
//ETX
 
class VTKIOIMAGE_EXPORT vtkDICOMImageReader : public vtkImageReader2
{
 public:
 
  static vtkDICOMImageReader *New();
  vtkTypeMacro(vtkDICOMImageReader,vtkImageReader2);
 
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  void SetFileName(const char* fn)
  {
    delete [] this->DirectoryName;
    delete [] this->FileName;
    this->DirectoryName = NULL;
    this->FileName = NULL;
    this->vtkImageReader2::SetFileName(fn);
  }
 
  void SetDirectoryName(const char* dn);
 
 
  vtkGetStringMacro(DirectoryName);
 
  double* GetPixelSpacing();
 
  int GetWidth();
 
  int GetHeight();
 
  float* GetImagePositionPatient();
 
  float* GetImageOrientationPatient();
 
  int GetBitsAllocated();
 
  int GetPixelRepresentation();
 
  int GetNumberOfComponents();
 
  const char* GetTransferSyntaxUID();
 
  float GetRescaleSlope();
 
  float GetRescaleOffset();
 
  const char* GetPatientName();
 
  const char* GetStudyUID();
 
  const char* GetStudyID();
 
  float GetGantryAngle();
 
  //
  // Can I read the file?
  //
  virtual int CanReadFile(const char* fname);
 
  //
  // What file extensions are supported?
  //
  virtual const char* GetFileExtensions()
  {
    return ".dcm";
  }
 
 
  virtual const char* GetDescriptiveName()
  {
    return "DICOM";
  }
 
protected:
  //
  // Setup the volume size
  //
  void SetupOutputInformation(int num_slices);
 
  virtual void ExecuteInformation();
  virtual void ExecuteDataWithInformation(vtkDataObject *out, vtkInformation *outInfo);
 
  //
  // Constructor
  //
  vtkDICOMImageReader();
 
  //
  // Destructor
  //
  virtual ~vtkDICOMImageReader();
 
  //
  // Instance of the parser used to parse the file.
  //
  DICOMParser* Parser;
 
  //
  // Instance of the callbacks that get the data from the file.
  //
  DICOMAppHelper* AppHelper;
 
  //
  // vtkDICOMImageReaderVector wants to be a PIMPL and it will be, but not quite yet.
  //
  vtkDICOMImageReaderVector* DICOMFileNames;
  char* DirectoryName;
 
  char* PatientName;
  char* StudyUID;
  char* StudyID;
  char* TransferSyntaxUID;
 
  // DICOMFileNames accessor methods for subclasses:
  int GetNumberOfDICOMFileNames();
  const char* GetDICOMFileName(int index);
private:
  vtkDICOMImageReader(const vtkDICOMImageReader&);  // Not implemented.
  void operator=(const vtkDICOMImageReader&);  // Not implemented.
 
};
 
#endif