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// Copyright (c) 2008-2009 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:
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// Class for mapping between twips and device-specific units (pixels).
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//
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//
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#ifndef __DEVICEMAP_H__
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#define __DEVICEMAP_H__
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#include <e32std.h>
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#include <e32base.h>
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class MWsScreenDevice;
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class CGraphicsDeviceMap : public CBase
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{
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public:
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static CGraphicsDeviceMap* NewL(const MWsScreenDevice& aScreenDevice);
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TPoint TwipsToPixels(const TPoint& aTwipPoint) const;
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TRect TwipsToPixels(const TRect& aTwipRect) const;
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TPoint PixelsToTwips(const TPoint& aPixelPoint) const;
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TRect PixelsToTwips(const TRect& aPixelRect) const;
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/** Converts a horizontal dimension from twips to pixels.
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@param aTwips A horizontal dimension of a device in twips.
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@return A horizontal dimension of a device in pixels. */
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TInt HorizontalTwipsToPixels(TInt aTwips) const;
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/** Converts a vertical dimension from twips to pixels.
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@param aTwips A vertical dimension of a device in twips.
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@return A vertical dimension of a device in pixels. */
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TInt VerticalTwipsToPixels(TInt aTwips) const;
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/** Converts a horizontal dimension from pixels to twips.
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@param aPixels A horizontal dimension of a device in pixels.
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@return A horizontal dimension of a device in twips. */
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TInt HorizontalPixelsToTwips(TInt aPixels) const;
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/** Converts a vertical dimension from pixels to twips.
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@param aPixels A vertical dimension of a device in pixels.
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@return A vertical dimension of a device in twips. */
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TInt VerticalPixelsToTwips(TInt aPixels) const;
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private:
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CGraphicsDeviceMap(const MWsScreenDevice& aScreenDevice);
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private:
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const MWsScreenDevice* iScreenDevice;
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};
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#endif
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