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/*
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* Copyright (c) 2007 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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#ifndef CAMTEXTITEM_H
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#define CAMTEXTITEM_H
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#include <e32std.h>
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#include <e32base.h>
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#include <AknUtils.h>
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class CFbsBitmap;
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class TAknTextComponentLayout;
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class CBitmapContext;
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/**
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* Class for rendering text based indicators on top of viewfinder.
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*
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* CCamTextItem can be used to render text on the screen in a way
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* that is compatible with S60 Posting based overlays. The text mask
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* is also written in the alpha channel of the screen buffer to allow
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* it to be overlaid on top of the viewfinder.
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*
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* @since S60 v5.0
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*/
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class CCamTextItem : public CBase
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{
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public:
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/**
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* Two-phased constructor.
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*/
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static CCamTextItem* NewL();
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/**
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* Destructor.
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*/
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virtual ~CCamTextItem();
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public:
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/**
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* Set the layout for the text item.
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*
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* @since S60 v5.0
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* @param aParentRect Rectangle for the parent layout item
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* @param aLayout A TAknTextComponentLayout containing the layout
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* details for this item. Usually this can be retrieved
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* using the AknLayout2 API.
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*/
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void SetLayoutL( const TRect& aParentRect, const TAknTextComponentLayout& aLayout );
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/**
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* Set the text content for the text item.
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*
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* @since S60 v5.0
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* @param aText New text for this item. There are no size limitations. A
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* local copy if the text is created
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*/
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void SetTextL( const TDesC& aText );
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/**
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* Render this text in a bitmap based graphics context.
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*
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* @since S60 v5.0
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* @param aBitmapContext Graphics context to draw into.
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*/
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void Draw( CBitmapContext& aBitmapContext ) const;
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/**
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* Return the rect of the textitem
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*
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*/
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TRect Rect();
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private:
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CCamTextItem();
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void ConstructL();
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private: // data
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TAknLayoutText iLayout;
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// own
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HBufC* iText;
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};
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#endif // CAMTEXTITEM_H
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