camerauis/cameraapp/generic/src/camtextitem.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 16:18:56 +0200
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/*
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Class for rendering text based indicators on top of viewfinder
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*
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*/
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#include "camtextitem.h"
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#include "AknLayout2ScalableDef.h"
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#include "AknLayoutFont.h"
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#include "CamUtility.h"
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CCamTextItem::CCamTextItem()
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    {
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    // No implementation required
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CCamTextItem::~CCamTextItem()
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    {
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    delete iText;
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CCamTextItem* CCamTextItem::NewL()
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    {
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    CCamTextItem* self = new ( ELeave ) CCamTextItem();
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CCamTextItem::ConstructL()
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    {
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CCamTextItem::SetLayoutL(
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        const TRect& aParentRect,
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        const TAknTextComponentLayout& aLayout )
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    {
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    const CFont* layoutFont = AknLayoutUtils::FontFromId(aLayout.LayoutLine().FontId(), 0);
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    layoutFont->FontSpecInTwips().iFontStyle.SetEffects(FontEffect::EOutline,ETrue);
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    layoutFont->FontSpecInTwips().iFontStyle.SetBitmapType(EAntiAliasedGlyphBitmap);
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    iLayout.LayoutText( aParentRect, aLayout.LayoutLine(), layoutFont );
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CCamTextItem::SetTextL( const TDesC& aText )
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    {
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    if ( !iText || aText.Compare( *iText ) )
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        {
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        delete iText;
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        iText = NULL;
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        iText = aText.AllocL();
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        TPtr textPtr = iText->Des();
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        AknTextUtils::LanguageSpecificNumberConversion( textPtr );
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        }
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CCamTextItem::Draw( CBitmapContext& aBitmapContext ) const
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    {
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    if ( iText )
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        {
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        aBitmapContext.SetDrawMode( CGraphicsContext::EDrawModeWriteAlpha );
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        iLayout.DrawText(
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                aBitmapContext,
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                *iText,
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                ETrue,
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                KRgbBlack);
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        }
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    }
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