/*

* Copyright (c) 2009 Sony Ericsson Mobile Communications AB

* 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:

* Sony Ericsson Mobile Communications AB - initial contribution.

* Nokia Corporation - additional changes.

* 

* Contributors:

* 

* Description:

* Implements the Enhanced SMS Format Information Element.

*

*/

/**

 *  @file

 *  

 *  Implements  CEmsFormatIE  class

 */

#include <emsformatie.h>

/**

 *  Creates a default ems format object.

 *  

 *  @return CEmsFormatIE* newly created object

 */

EXPORT_C CEmsFormatIE* CEmsFormatIE::NewL()

/**

 *  @capability None

 */

	{

	CEmsFormatIE* self = new (ELeave) CEmsFormatIE();

	self->SetAlignment(ELangDepend);

	return self;

	}

/**

 *  Creates an exact copy of the object.

 *  

 *  @return CEmsFormatIE* Newly created object.

 */

EXPORT_C CEmsInformationElement* CEmsFormatIE::DuplicateL() const

/**

 *  @capability None

 */

	{

	CEmsFormatIE* copy = new (ELeave) CEmsFormatIE();

	CleanupStack::PushL(copy);

	copy->CopyL(*this);

	CleanupStack::Pop(copy);

	return copy;

	}

EXPORT_C void CEmsFormatIE::SetBold(TBool aBold)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(aBold? iFormat|EBold: iFormat&(~EBold));

	}

EXPORT_C TBool CEmsFormatIE::Bold() const

/**

 *  @capability None

 */

	{

	return (EBold&iFormat)?ETrue:EFalse;

	}

EXPORT_C void CEmsFormatIE::SetItalic(TBool aItalic)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(aItalic? iFormat|EItalic: iFormat&(~EItalic));

	}

EXPORT_C TBool CEmsFormatIE::Italic() const

/**

 *  @capability None

 */

	{

	return (EItalic&iFormat)?ETrue:EFalse;

	}

EXPORT_C void CEmsFormatIE::SetUnderline(TBool aUnderline)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(aUnderline? iFormat|EUnderline: iFormat&(~EUnderline));

	}

EXPORT_C TBool CEmsFormatIE::Underline() const

/**

 *  @capability None

 */

	{

	return (EUnderline&iFormat)?ETrue:EFalse;

	}

EXPORT_C void CEmsFormatIE::SetStrikethrough(TBool aStrikethrough)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(aStrikethrough? iFormat|EStrikethrough: iFormat&(~EStrikethrough));

	}

EXPORT_C TBool CEmsFormatIE::Strikethrough() const

/**

 *  @capability None

 */

	 {

	return (EStrikethrough&iFormat)?ETrue:EFalse;

	}

EXPORT_C void CEmsFormatIE::SetAlignment(TAlignment aAlignment)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(iFormat&~EAlignmentMask);

	iFormat=(TUint8)(iFormat|aAlignment);

	}

EXPORT_C CEmsFormatIE::TAlignment CEmsFormatIE::Alignment() const

/**

 *  @capability None

 */

	{

	return (TAlignment)(EAlignmentMask&iFormat);

	}

EXPORT_C void CEmsFormatIE::SetFontSize(TFontSize aSize)

/**

 *  @capability None

 */

	{

	iFormat=(TUint8)(iFormat&~EFontSizeMask);

	iFormat=(TUint8)(iFormat|(aSize<<2));

	}

EXPORT_C CEmsFormatIE::TFontSize CEmsFormatIE::FontSize() const

/**

 *  @capability None

 */

	{

	return (TFontSize)((EFontSizeMask&iFormat)>>2);

	}

EXPORT_C void  CEmsFormatIE::SetFormatLength(TUint aLength)

/**

 *  @capability None

 */

	{

	iFormatLength = aLength;

	}

EXPORT_C TUint CEmsFormatIE::FormatLength() const

/**

 *  @capability None

 */

	{

	return iFormatLength;

	}

CEmsFormatIE::CEmsFormatIE() :CEmsInformationElement(CSmsInformationElement::ESmsEnhancedTextFormatting),iFormat(0){iEncodedBodyLength=EEnhancedFormatSizeV4;}

/**

 *  Encodes the format object into its raw format. (no IE id)

 *  

 *  @param aPtr the buffer to be used which is to contain the data

 *  @param aIsForSerialisation boolean to indicate if it is for serialisation or encoding

 */

void CEmsFormatIE::EncodeBodyL(TPtr8 aPtr, TBool aIsForSerialisation) const

	{

	// This is the only information element which needs to check the

	// aIsForSerialisation flag. If it is for PDU encoding, the

	// length field is only 8 bits. Otherwise it is 16. (This is

	// because format objects when inserted can extend over a PDU

	// boundary, but are split on encoding)

	if (aIsForSerialisation)

		{

		aPtr.Append(HI_BYTE(iFormatLength));

		}

	aPtr.Append(LO_BYTE(iFormatLength));

	aPtr.Append(iFormat);

	}

/**

 *  Decodes the raw data out of an information element into this class.

 *  

 *  @param aPtr The raw predefined animation data

 *  @param aIsFromSerialisation boolean to indicate if it is from serialisation

 *  @leave KErrargument If the size of the data does not match what is expected.

 */

void CEmsFormatIE::DecodeBodyL(const TPtrC8 aPtr, TBool aIsFromSerialisation)

	{

	__ASSERT_ALWAYS((aPtr.Length() >= EEnhancedFormatSizeV4), User::Leave(KErrArgument));

	// index into byte array we are currently looking at

	TInt pos = 0;

	iFormatLength = 0;

	if (aIsFromSerialisation)

		{

		iFormatLength = static_cast<TUint>(aPtr[pos] * 256);

		++pos;

		}

	iFormatLength += static_cast<TUint>(aPtr[pos]);

	++pos;

	iFormat=aPtr[pos];

	}

TInt CEmsFormatIE::SerialisedBodyLength() const

	{

	// extra byte required for 16-bit length field when serialised

	return iEncodedBodyLength + 1;

	}

EXPORT_C void CEmsFormatIE::CopyL(const CEmsFormatIE& aSrc)

/**

 *  @capability None

 */

	{

	CEmsInformationElement::CopyL(aSrc);

	iFormatLength = aSrc.iFormatLength;

	iFormat=aSrc.iFormat;

	}