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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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//
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#include "devicemap.h"
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#include <graphics/wsscreendevice.h>
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CGraphicsDeviceMap* CGraphicsDeviceMap::NewL(const MWsScreenDevice& aScreenDevice)
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{
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return new(ELeave) CGraphicsDeviceMap(aScreenDevice);
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}
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CGraphicsDeviceMap::CGraphicsDeviceMap(const MWsScreenDevice& aScreenDevice) : iScreenDevice(&aScreenDevice)
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{
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}
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TInt CGraphicsDeviceMap::HorizontalTwipsToPixels(TInt aTwips) const
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{
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TInt htp = iScreenDevice->SizeInTwips().iWidth; //horizontal twips
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TInt htptp = (htp * 1000)/ iScreenDevice->SizeInPixels().iWidth; //horizontal twips per thousand pixels
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return (1000 * aTwips + (htptp >> 1)) / htptp;
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}
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TInt CGraphicsDeviceMap::VerticalTwipsToPixels(TInt aTwips) const
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{
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TInt vtp = iScreenDevice->SizeInTwips().iHeight; //vertical twips
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TInt vtptp = (vtp * 1000)/ iScreenDevice->SizeInPixels().iHeight; //vertical twips per thousand pixels
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return (1000 * aTwips + (vtptp >> 1)) / vtptp;
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}
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TInt CGraphicsDeviceMap::HorizontalPixelsToTwips(TInt aPixels) const
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{
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TInt htp = iScreenDevice->SizeInTwips().iWidth; //horizontal twips
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TInt htptp = (htp * 1000)/ iScreenDevice->SizeInPixels().iWidth; //horizontal twips per thousand pixels
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return (htptp * aPixels + 500) / 1000;
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}
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TInt CGraphicsDeviceMap::VerticalPixelsToTwips(TInt aPixels) const
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{
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TInt vtp = iScreenDevice->SizeInTwips().iHeight; //vertical twips
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TInt vtptp = (vtp * 1000)/ iScreenDevice->SizeInPixels().iHeight; //vertical twips per thousand pixels
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return (vtptp * aPixels + 500) / 1000;
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}
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TPoint CGraphicsDeviceMap::TwipsToPixels(const TPoint& aTwipPoint) const
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{
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return TPoint(HorizontalTwipsToPixels(aTwipPoint.iX),VerticalTwipsToPixels(aTwipPoint.iY));
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}
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TRect CGraphicsDeviceMap::TwipsToPixels(const TRect& aTwipRect) const
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{
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return TRect(TwipsToPixels(aTwipRect.iTl),TwipsToPixels(aTwipRect.iBr));
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}
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TPoint CGraphicsDeviceMap::PixelsToTwips(const TPoint& aPixelPoint) const
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{
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return TPoint(HorizontalPixelsToTwips(aPixelPoint.iX),VerticalPixelsToTwips(aPixelPoint.iY));
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}
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TRect CGraphicsDeviceMap::PixelsToTwips(const TRect& aPixelRect) const
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{
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return TRect(PixelsToTwips(aPixelRect.iTl),PixelsToTwips(aPixelRect.iBr));
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}
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