diff -r 000000000000 -r 5d03bc08d59c graphicsdeviceinterface/screendriver/smint/SCCOL.CPP --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graphicsdeviceinterface/screendriver/smint/SCCOL.CPP Tue Feb 02 01:47:50 2010 +0200 @@ -0,0 +1,94 @@ +// Copyright (c) 1997-2009 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 +#include "scdraw.h" + +/** +Constructs the CDrawScreenBitmap object. +@param aScreenNo Screen number. It will be used in HAL::Get() calls. +@param aBitmapAddress The screen memory address. +@param aSize Screen size +@return System-wide error codes, KErrNone if the construction was successfull. +*/ +TInt CDrawScreenBitmap::ConstructScreen(TInt aScreenNo, TAny* aBitmapAddress,TSize aSize) + { + iScreenNo = aScreenNo; + TInt ret = SCREEN_LAYOUT_BASE_BITMAP::Construct(aSize); + if (ret != KErrNone) + return ret; + + //fixup for emulating smaller screen + TInt offset = 0; + ret = HAL::Get(iScreenNo, HALData::EDisplayOffsetBetweenLines, offset); + if (ret == KErrNone && (offset != aSize.iWidth)) + { + iLongWidth = offset; + iScanLineWords = iLongWidth / 4; + User::Heap().Free(iScanLineBuffer); + iScanLineBuffer = (TUint32*)(User::Heap().Alloc(offset)); + if(iScanLineBuffer == NULL) + return KErrNoMemory; + } + //fixup for emulating smaller screen + + offset = 0; // Pass in display mode + ret = HAL::Get(iScreenNo, HALData::EDisplayOffsetToFirstPixel,offset); + iBits = (TUint32*)aBitmapAddress; + iBits += offset / sizeof(TUint32); + return ret; + } + +void CDrawScreenBitmap::SetDisplayMode(CFbsDrawDevice* aDrawDevice) + { + CopyOldSettings(aDrawDevice); + } + +void CDrawScreenBitmap::OrientationsAvailable(TBool aOrientation[4]) + { + aOrientation[EOrientationNormal] = ETrue; + aOrientation[EOrientationRotated90] = ETrue; + aOrientation[EOrientationRotated180] = ETrue; + aOrientation[EOrientationRotated270] = ETrue; + } + +TBool CDrawScreenBitmap::SetOrientation(TOrientation aOrientation) + { + iOrientation = aOrientation; + return ETrue; + } + +TInt CDrawScreenBitmap::HorzTwipsPerThousandPixels() const + { + if (iSize.iWidth == 0) + return 0; + + TInt twips = 0; + HAL::Get(iScreenNo, HALData::EDisplayXTwips,twips); + + return twips * 1000 / iSize.iWidth; // iSize gets iWidth and iHeight swapped by changing the orientation so always use iWidth + } + +TInt CDrawScreenBitmap::VertTwipsPerThousandPixels() const + { + if (iSize.iHeight == 0) + return 0; + + TInt twips = 0; + HAL::Get(iScreenNo, HALData::EDisplayYTwips,twips); + + return twips * 1000 / iSize.iHeight; + } +