// 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:

// IrTranp API 

// 

//

/**

 @file

 @publishedAll

 @released

*/

#ifndef _TRANP_H_

#define _TRANP_H_

#include <e32base.h>

const TInt KErrIrtranpPeerDoesNotHaveIrtranp = -5530;

_LIT8(KDefaultPMID, "\x08\x00\x74\x00\x00\x00\x00\x01"); //Casio's number

_LIT8(KNullPMID, "\x00\x00\x00\x00\x00\x00\x00\x00");

enum TLatticeSize 

/** Encodes the size of a picture.

@see TTranpPicture */

	{

	/** Quarter VGA, 320x240 pixels. */

	EQVGA,

	/** Full VGA, 640x480 pixels. */

	EVGA,

	/** Super VGA, 800x600 pixels. */

	ESVGA,

    /** XGA, 1024x768 pixels. */

	EXGA,

	/** Super XGA, 1280x960 pixels. */

	ESXGA,

	/** Arbitrary size. There is no implied width and height. These values must be 

	explicitly supplied. */

	EFREE

};

NONSHARABLE_CLASS(TTranpConfig)

/** Encapsulates configuration parameters for a session.

@publishedAll

@released

@see CTranpSession */

	{

public:

	IMPORT_C TTranpConfig();

	IMPORT_C ~TTranpConfig();

	IMPORT_C void SetPrimaryMachine(const TDesC8& aPMID);

	IMPORT_C void SetSecondaryMachine(const TDesC8& aSMID);

	IMPORT_C const TDesC8& PrimaryMachine();

	IMPORT_C const TDesC8& SecondaryMachine();

private:

	TBufC8<8> iPMID;

	TBufC8<8> iSMID;

	// This data padding has been added to help prevent future binary compatibility breaks	

	// Neither iPadding1 nor iPadding2 have been zero'd because they are currently not used

	TUint32     iPadding1; 

	TUint32     iPadding2; 	

	};

//

// Encapsulation the UPF file format.

//

NONSHARABLE_CLASS(TTranpPicture)

/** Represents a picture in Unified Picture Format (UPF), a standard for image 

data transmitted via infrared communication.

An object of this type is used when transmitting pictures using the IrTranP 

protocol.

A received picture can be saved as a JPEG type for viewing or it can be saved 

in native UPF format. 

@publishedAll

@released */

	{

friend class CTranpProtocol;

public:

	IMPORT_C void SetFilename(const TDesC8& aName);

	IMPORT_C void SetLongFilename(const TDesC8& aName);    

	IMPORT_C void SetTime(const TDesC8& aTime);

	IMPORT_C const TDesC8& Filename();

	IMPORT_C const TDesC8& LongFilename();

	IMPORT_C const TDesC8& Time();

	IMPORT_C const TDesC8* Picture();

	IMPORT_C void SetDesiredLatticeSize(TLatticeSize aSize, TInt iWidth = 0, TInt iHeight = 0); // Default is EVGA

	IMPORT_C void GetLatticeSize(TLatticeSize& aSize, TInt& iWidth, TInt& iHeight);

	IMPORT_C const TDesC8* GetThumbNail();

	IMPORT_C TInt SaveAsJpeg(const TFileName& aFileName);

	IMPORT_C TInt LoadFromJpeg(const TFileName& aFileName);

	IMPORT_C TInt SaveAsUPF(const TFileName& aFileName);

	IMPORT_C TInt LoadFromUPF(const TFileName& aFileName);

public:

	IMPORT_C TTranpPicture();

	IMPORT_C ~TTranpPicture();

private:

	TBuf8<31> iFilename;		// fomatted in DOS 8.3 format

	TBuf8<256> iLongFilename;	// in SJIS or ISO8859-1 [Latin-1]

	TBuf8<14> iTime;			// Time string in format YYYYMMDDHHMMSS

	TPtrC8 iPicture;			// Pointer to a buffer conatining the image data [JPEG format]

	TDesC8* iUPFPicture;		// Pointer to a buffer conatining the image data [UPF format]

	TPtrC8 iThumbNail;			// Pointer to a buffer conatining the thumbnail image data [JPEG format] Not implemented.

	TLatticeSize iLatticeSize;	// Size of picture 

	TInt iWidth;	// QVGA:=320x240, VGA:=640x480, SVGA:=800x600, XGA:=1024x768, SXGA:=1280x960, FREE:=m x n

	TInt iHeight;

	TInt iX;		// Aspect Ratio iX:iY

	TInt iY;

	HBufC8* iHeapData;

	// This data padding has been added to help prevent future binary compatibility breaks	

	// Neither iPadding1 nor iPadding2 have been zero'd because they are currently not used

	TUint32     iPadding1; 

	TUint32     iPadding2; 	

	};

// 

// Callback interface for Asynchrnous requests

//

class MTranpNotification

/** A callback interface providing notification of events that occur during a picture 

transmission session.

Users of a picture transmission session must derive from this class an provide 

implementation for all of the pure virtual functions.

@publishedAll

@released

@see CTranpSession */

	{

public:

	/** This function is called when a peer device connects successfully to the host 

	device following an attempt to receive a picture. */

	virtual void Connected() = 0;

	/** This function is called when a peer device disconnects or is disconnected from 

	the host device. */

	virtual void Disconnected() =0;

	/** This function is called when the reception of picture data is complete. */

	virtual void GetComplete() = 0;

	/** This function is called during the sending or receiving of picture data and 

	indicates the percentage of the data that has been transmitted.

	@param aPercent The percentage of picture data transmitted. */

	virtual void ProgressIndication(TInt aPercent) = 0;

	/** This function is called when the sending of picture data is complete. */

	virtual void PutComplete() = 0;

	/** This function is called when an operation querying the processing ability of 

	a peer device completes. */

	virtual void QueryComplete(/*return result from query [what]*/)= 0;

	/** This function is called when the connection with the peer device drops during 

	picture data transmission.

	@param aError An error code associated with the connection drop. Normally, 

	one of the system wide error codes. */

	virtual void Error(TInt aError) =0;

    /**

 	 Returns a null aObject if the extension is not implemented, or a pointer to another interface if it is.

	 @param aInterface UID of the interface to return

	 @param aObject the container for another interface as specified by aInterface

	 */

	IMPORT_C virtual void MTN_ExtensionInterfaceL(TUid aInterface, void*& aObject);	

	};

class CTranpProtocol;

NONSHARABLE_CLASS(CTranpSession) : public CBase

/** Encapsulates the behaviour for sending a picture to a peer device and for receiving 

a picture from a peer device. 

@publishedAll

@released */

	{

public: 

    enum TTranP

    /** The type of information required from a peer device. */

    {

     /** Request still-information from the peer, e.g. resolution and size. */

     EReqImageInfo = 0, 

     /** Request information about the peer's battery status and free memory. */

     EReqStatus, 

     /** Request how many commands can be executed in one SCEP session. */

     EReqCommands

	};

public:

	// Constructs a TranP Session

	IMPORT_C static CTranpSession* NewL(MTranpNotification& aNotifier);

private:

	void ConstructL(MTranpNotification& aNotifier);

public:

	// Methods for establishing a connection

	IMPORT_C void Connect();

	IMPORT_C void Disconnect();

	IMPORT_C void Abort();

	// Query capabilities of peer

	IMPORT_C void Query(TTranP aWhat);

	// Receive picture from peer

	IMPORT_C void Get(TTranpPicture& aPicture);

	// Send picture to peer

	IMPORT_C void Put(const TTranpPicture& aPicture);

	// Change configuration parameters

	IMPORT_C void Config(const TTranpConfig& aConfig);

	IMPORT_C TTranpConfig Config() const;

	IMPORT_C ~CTranpSession();

private:

	CTranpSession();	

private:

	CTranpProtocol* iTranpProtocol;

	TTranpConfig iConfig;

	};

#endif //_TRANP_H_