// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// Contents : for sending faxes from fax stores
// 
//

/**
 @file
 @internalComponent
*/

#ifndef __FAXTSRC_H
#define __FAXTSRC_H

/**
@internalComponent
*/
enum TFaxPreferredCompression
	{
	Prefer1D, Prefer2D 
	};


/********************************************************************/

/**
@internalComponent
*/
class TFaxEntry
	{
public:
	void InternalizeL (RReadStream &);
	void ExternalizeL (RWriteStream &) const;

	TInt iNameLength;
	TFileName iFaxPageStore;
	TInt iStartPage;
	TInt iPageCount;
	};

/********************************************************************/

/**
@internalComponent
*/
class CFaxTransferSource : public CBase
	{
public:
	static CFaxTransferSource * NewL ();
	static CFaxTransferSource * NewLC ();
	~CFaxTransferSource ();

protected:
	void ConstructL ();

public:
	IMPORT_C void AddSourceL (const TFileName &, TFaxPreferredCompression);
	IMPORT_C void AddSourceL (const TFileName &, TInt, TFaxPreferredCompression);
	IMPORT_C void AddSourceL (const TFileName &, TInt, TInt, TFaxPreferredCompression);
	IMPORT_C void RemoveAllSources ();

	void GetNextPageReadyL ();

	void OpenFaxInL (const TDesC & aFileName);
	void PagePrepare ();
	void WriteFaxDataL (const TDesC8 & aBuffer);
	void WritePageParmsL (TFaxBufSenderId & aSenderId);
	void CloseFaxInStore ();

	TInt OpenFaxOutL (const TDesC & aFileName); // returns the number of pages in the file
	TInt NextPageFind ();
	void ReadPageParmsL ();
	void ReadFaxData (TDes8 & aBuffer);
	void PreviousPageFindL ();
	void CloseFaxStore ();

	TInt iLines;                 // length of image in lines
	TInt iResolu;                // resolution of image
	TInt iCompression;           // type of compression
	TInt iBitOrder;              // little or big endian ordering of bits in a byte
	TInt iPage;                  // page number of image in fax

	TStreamId iOurStreamID;
	CBufSeg * iSources;
	RBufReadStream iInstream;
	RBufWriteStream iOutstream;

	CWriteFaxFile * iWriteFaxFile;
	CReadFaxFile * iReadFaxFile;

	TInt iFaxListEntries;
	TInt iSavedFaxListEntries;
	TInt iFaxPages;
	TInt iPageInCurrentFile;

	TFaxPreferredCompression  iOurPreferredCompression;
	TFaxEntry iOurFaxEntry;
	};

#endif // __FAXTSRC_H