/*++

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this list of conditions and the following disclaimer in the documentation
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Abstract:

COM Interface Implementation for Model Reader Class

--*/

#ifndef __NMR_COMINTERFACE_MODELREADER
#define __NMR_COMINTERFACE_MODELREADER

#include "Model/COM/NMR_COMInterfaces.h" 
#include "Model/Reader/NMR_ModelReader.h" 

namespace NMR {

	class CCOMModelReader : public ILib3MFModelReader {
	protected:
		PModelReader m_pModelReader;
		nfError m_nErrorCode;
		std::string m_sErrorMessage;

		LIB3MFRESULT handleNMRException(_In_ CNMRException * pException);
		LIB3MFRESULT handleGenericException();
		LIB3MFRESULT handleSuccess();
	public:
		LIB3MFINTERFACE_DECL(ILib3MFModelReader)

		LIB3MFMETHOD(GetLastError) (_Out_ DWORD * pErrorCode, _Outptr_opt_ LPCSTR * pErrorMessage);

		LIB3MFMETHOD(ReadFromFile) (_In_z_ LPCWSTR pwszFilename);
		LIB3MFMETHOD(ReadFromFileUTF8) (_In_z_ LPCSTR pwszFilename);
		LIB3MFMETHOD(ReadFromBuffer) (_In_ BYTE * pBuffer, _In_ ULONG64 cbBufferSize);

		LIB3MFMETHOD(GetWarningCount) (_Out_ DWORD * pnWarningCount);
		LIB3MFMETHOD(GetWarning) (_In_ DWORD nIndex, _Out_ DWORD * pErrorCode, _Out_opt_ LPWSTR pwszBuffer, _In_ ULONG cbBufferSize, _Out_opt_ ULONG * pcbNeededChars);
		LIB3MFMETHOD(GetWarningUTF8) (_In_ DWORD nIndex, _Out_ DWORD * pErrorCode, _Out_opt_ LPSTR pszBuffer, _In_ ULONG cbBufferSize, _Out_opt_ ULONG * pcbNeededChars);

		LIB3MFMETHOD(AddRelationToRead) (_In_z_ LPCWSTR pwszRelationshipType);
		LIB3MFMETHOD(RemoveRelationToRead) (_In_z_ LPCWSTR pwszRelationshipType);
		LIB3MFMETHOD(AddRelationToReadUTF8) (_In_z_ LPCSTR pszRelationshipType);
		LIB3MFMETHOD(RemoveRelationToReadUTF8) (_In_z_ LPCSTR pszRelationshipType);

		LIB3MFMETHOD(SetStrictModeActive) (_In_ BOOL bStrictModeActive);
		LIB3MFMETHOD(GetStrictModeActive) (_Out_ BOOL * pbStrictModeActive);

		LIB3MFMETHOD(ReadFromCallback) (_In_ void * pReadCallback, _In_ nfUint64 nStreamSize, _In_opt_ void * pSeekCallback, _In_opt_ void * pUserData);

		LIB3MFMETHOD(SetProgressCallback) (_In_ void * callback, _In_ void* userData);

		CCOMModelReader();

		void setReader(_In_ PModelReader pModelReader);
	};

}

#endif // __NMR_COMINTERFACE_MODELREADER
