/***************************************************************************
 * E-Com Technology Ltd.
 *
 * ECOMPACS DICOM Network Transport Libraries * Version 0.1 Beta
 ***************************************************************************/

#ifndef	_DICOM_FILE_
#define	_DICOM_FILE_


class	MetaInfo;
class	DICOMFileSet;
class	InBuffer;


//////////////////////////////////////////////////////////////////////
// class DICOMFile
class	DICOM_API DICOMFile : public DICOMDataSet
{
public:	
				DICOMFile ();
				DICOMFile (const DICOMFile  & DcmFile);
				DICOMFile (const DICOMVRSet & VRSet);
				DICOMFile (const char * FullFileName);
	virtual	   ~DICOMFile ();

	void		GetTransferSyntax (UID & TrnsynUID) const;
	void		SetTransferSyntax (const UID & TrnsynUID);

	virtual	BOOL	ConvertTo (const UID & TrnsynUID);

	virtual	BOOL	IsValid (void) const { return TRUE; }	// I don't know whether it is valid
	virtual	BOOL	FixMe (void) { return TRUE; } 			// I don't know how to fixe me

	BOOL		ValidateFileName (const char * filename) const;

	virtual 	BOOL	ReadFile (const char * filename);
	virtual		int		ReadFileTillTag (const char * filename, UINT32 Tag);
	virtual 	int		ReadFileNoImage (const char * filename);
	virtual 	BOOL	ReadMetaHead (const char * filename);
	virtual 	BOOL	WriteFile (const char * filename, BOOL IsPart10 = TRUE) const;

	virtual		int		Serialize (BYTE * pBuffer, int BufferSize) const;
	virtual		int		Deserialize (const BYTE * pBuffer, int BufferSize);

	virtual		int		DeserializeTillTag (const BYTE * pBuffer, int BufferSize, UINT32 Tag);

	BOOL		Load (void);

	const char	*	GetFileName (void) const { return FileLocation; }
	UINT32		GetFileSize (void) const;

	virtual		void	Reset (void);

	BOOL		SetSourceApplicationAE (const char * AETitle);
	BOOL		SetImplementationClassUID (const char * ClassUID);
	BOOL		SetImplementationVersionName (const char * VersionName);

	BOOL 		TransferTo (DICOMFile & ToFile);
	BOOL 		TransferTo (DICOMVRSet & VRS);
	BOOL 		CopyTo (DICOMFile & ToFile) const;
	BOOL 		CopyTo (DICOMVRSet & VRS) const;

	BOOL 		GetMetaInfo (DICOMDataSet * DDS) const; 

	UINT32		GetEncodeSize (BOOL IsPart10 = true) const;

	virtual		DString	ToString (void) const;

protected:
	virtual		BOOL	BuildMetaHead (void) const;
	BOOL		RemoveMetaHead (void);

	BOOL		LoadMetaInfo (InBuffer & VRBuffer);

	virtual		BOOL	Load  (InBuffer & VRBuffer);
	virtual		BOOL	Write (OutBuffer & VRBuffer, BOOL IsPart10) const;

	virtual		int		LoadTillTag (InBuffer & VRBuffer, UINT32 Tag, BOOL IsImplicit);
	virtual		int		BigEndianLoadTillTag (InBuffer & VRBuffer, UINT32 Tag);

protected:
	mutable MetaInfo * MetaInfo;
	mutable char	FileLocation[_MAX_PATH];		// FileName

	friend		DICOMFileSet;
	friend		void DumpDicomFile (const DICOMFile &);
	friend		void DumpDicomFile (const DICOMFile &, Array <DStringArray> *);
};

#endif