diff -r 000000000000 -r 5d03bc08d59c graphicsdeviceinterface/screendriver/swins/SCMON8.CPP --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graphicsdeviceinterface/screendriver/swins/SCMON8.CPP Tue Feb 02 01:47:50 2010 +0200 @@ -0,0 +1,104 @@ +// 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 "SCDRAW.H" +#include "_WININC.H" + +TInt CDrawEightBppScreenBitmapGray::InitScreen() + { + TRect drawRect; + GetDrawRect(drawRect); + RWindows* window = ::WindowHandler(iScreenNo); + window->iDisplayMode = DisplayMode(); + window->iEpocBitmapSize = drawRect.Size(); + window->iEpocBitmapLinePitch = (iScanLineWords*4); + + return KErrNone; + } + +TBool CDrawEightBppScreenBitmapGray::SetOrientation(TOrientation aOrientation) + { + if (aOrientation == iEmulatorOrientation) + return ETrue; + + SetScreenOrientation(aOrientation); + iEmulatorOrientation = aOrientation; + iOrientation = aOrientation ; + return ETrue; + } + +void CDrawEightBppScreenBitmapGray::UpdateRect(const TRect& aRect) const + { + ASSERT(aRect.iTl.iX >= 0 && aRect.iTl.iY >= 0); +#if defined(_DEBUG) + if (iOrientation&1) + { + ASSERT(aRect.iBr.iX <= iSize.iHeight); + ASSERT(aRect.iBr.iY <= iSize.iWidth); + } + else + { + ASSERT(aRect.iBr.iX <= iSize.iWidth); + ASSERT(aRect.iBr.iY <= iSize.iHeight); + } +#endif + TInt scanLineLen=iLongWidth; + TInt srcPixelStep=1; + TPoint srcStart(aRect.iTl); + switch(iOrientation) + { + case CFbsDrawDevice::EOrientationRotated90: + srcPixelStep=scanLineLen; + scanLineLen=-1; + srcStart.iX=iSize.iWidth-1-aRect.iTl.iY; + srcStart.iY=aRect.iTl.iX; + break; + case CFbsDrawDevice::EOrientationRotated180: + srcPixelStep=-1; + scanLineLen=-scanLineLen; + srcStart.iX=iSize.iWidth-1-aRect.iTl.iX; + srcStart.iY=iSize.iHeight-1-aRect.iTl.iY; + break; + case CFbsDrawDevice::EOrientationRotated270: + srcPixelStep=-scanLineLen; + scanLineLen=1; + srcStart.iX=aRect.iTl.iY; + srcStart.iY=iSize.iHeight-1-aRect.iTl.iX; + break; + } + TUint8* srcePtr = PixelAddress(srcStart.iX,srcStart.iY); + TUint8* srcePtrLimit = srcePtr + aRect.Width()*srcPixelStep; + TInt rowMax = aRect.iTl.iY+aRect.Height(); + for(TInt row = aRect.iTl.iY; row < rowMax; row++) + { + TUint8* tempSrcePtr = srcePtr; + TUint8* destPixel = WinPixelAddress(aRect.iTl.iX,row); + + while (tempSrcePtr != srcePtrLimit) + { + TUint8 grayShade = *tempSrcePtr; + destPixel[0] = grayShade ; + destPixel[1] = grayShade ; + destPixel[2] = grayShade ; + + tempSrcePtr+=srcPixelStep; + destPixel += 3; + } + + srcePtr += scanLineLen; + srcePtrLimit += scanLineLen; + } + } +