/*

* Copyright (c) 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:

*

*/

#include <e32std.h>

#include <w32std.h>

#include "laflbd.h"

EXPORT_C void LafListBoxData::DrawSearchText(const TRect& aItemTextRect,

							CWindowGc& aGc,const CFont& aItemFont,const CFont& aBoldFont,

							const TDesC& aItemText,const TInt aStrPos,const TInt aStrLen,

							const TInt aBaseLineOffset,const CGraphicsContext::TTextAlign aAlign)

	{//static

	const TPtrC textHead = TPtrC(aItemText.Left(aStrPos));

	const TPtrC searchStr= TPtrC(aItemText.Mid(aStrPos,aStrLen));

	const TPtrC textTail = TPtrC(aItemText.Right(aItemText.Length()-aStrPos-aStrLen));

	const TInt headLen = aItemFont.TextWidthInPixels(textHead);

	const TInt strLen  = aBoldFont.TextWidthInPixels(searchStr);

	const TInt tailLen = aItemFont.TextWidthInPixels(textTail);

	// adjust text alignment by drawing empty rect before text if necessary

	TRect rect = aItemTextRect;

	const TInt textLen = headLen + strLen + tailLen;

	TInt emptyLen = rect.Width() - textLen;

	if ((aAlign==CGraphicsContext::ELeft) || (emptyLen<=0))

		emptyLen = 0;

	else

		{

		if (aAlign==CGraphicsContext::ECenter) emptyLen = (emptyLen>>1);

		}

	// draw item head up to search string

	rect.iBr.iX = rect.iTl.iX + emptyLen + headLen;

	aGc.DrawText( textHead, rect, aBaseLineOffset, CGraphicsContext::ERight );

	// draw item tail after the search string

	rect.iTl.iX = rect.iBr.iX + strLen;

	rect.iBr.iX = aItemTextRect.iBr.iX;

	aGc.DrawText( textTail, rect, aBaseLineOffset );

    // change font and set undelining on

	aGc.UseFont(&aBoldFont);

    aGc.SetUnderlineStyle(EUnderlineOn);

	// draw the search string part of the item with different font

	rect.iBr.iX = rect.iTl.iX;

	rect.iTl.iX = rect.iBr.iX - strLen;

	aGc.DrawText( searchStr, rect, aBaseLineOffset );

	}