#ifndef __creaImageIODicomImageReader_h_INCLUDED__
#define __creaImageIODicomImageReader_h_INCLUDED__


#include <creaImageIOAbstractImageReader.h>
#if defined(USE_GDCM2)
#include <gdcmReader.h>
#include <vtkGDCMImageReader.h>
#include <gdcmScanner.h>
#endif

class vtkGDCMImageReader;

namespace creaImageIO
{


  /**
   * \ingroup IO
   */
  
  //=====================================================================
  /// Concrete image reader for DICOM images 
  class DicomImageReader : virtual public AbstractImageReader
  {
  public:
    DicomImageReader();
    virtual ~DicomImageReader();

	/// Add file extensions read by the reader
    virtual void PushBackExtensions(std::vector<std::string>&);
	/// Test if file is read by this reader
    virtual bool CanRead(const std::string& filename);
	/// return for a file a 2D VTkImage
    virtual vtkImageData* ReadImage(const std::string& filename);
	/// Read the attributes for a file
    virtual void ReadAttributes(const std::string& filename, 
				tree::AttributeMapType& attr);
	void ReadAttributes2(const std::string& filename, 
				tree::AttributeMapType& attr);

	/// Another function to read attributes for a file
	void getAttributes(const std::string filename, std::map <std::string , std::string> &infos, std::vector<std::string> i_attr);
  private:
	  const std::string GetStringValueFromTag( const gdcm::DataElement& ds);
	  vtkGDCMImageReader *mReader;
	  gdcm::Scanner mscan;
	  bool b_loaded;
	struct deleter
	{
		void operator()(gdcm::File* p)
		{
			delete p;
		}
	};
	friend struct deleter;
  };
  //=====================================================================



} // namespace creaImageIO



#endif // #ifndef __creaImageIODicomImageReader_h_INCLUDED__