1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/graphicsdeviceinterface/screendriver/smomap/sccol32a.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,122 @@
     1.4 +// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// This module implements the class for a 32a bpp unpack color screen.
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +/**
    1.22 + @file
    1.23 +*/
    1.24 +
    1.25 +#include <hal.h>
    1.26 +#include <e32std.h>
    1.27 +#include <bitdraw.h>
    1.28 +#include "scdraw.h"
    1.29 +
    1.30 +
    1.31 +void CDrawThirtyTwoBppScreenBitmapAlpha::SetSize(const TSize& aSize) 
    1.32 +	{
    1.33 +    CDrawBitmap::SetSize(aSize);
    1.34 +    __ASSERT_DEBUG(iSize == aSize, User::Invariant());
    1.35 +	iLongWidth = iScanLineWords;
    1.36 +	}
    1.37 +
    1.38 +void CDrawThirtyTwoBppScreenBitmapAlpha::SetDisplayMode(CFbsDrawDevice* aDrawDevice)
    1.39 +	{
    1.40 +	CopyOldSettings(aDrawDevice) ;
    1.41 +	InitScreen() ;
    1.42 +	}
    1.43 +
    1.44 +TInt CDrawThirtyTwoBppScreenBitmapAlpha::HorzTwipsPerThousandPixels() const
    1.45 +	{
    1.46 +	if (iSize.iWidth == 0)
    1.47 +		return 0;
    1.48 +	
    1.49 +    TInt displayMode;
    1.50 +    TInt r = HAL::Get(iScreenNo, HAL::EDisplayMode, displayMode);
    1.51 +    if (r != KErrNone)
    1.52 +    	return 0;
    1.53 +    
    1.54 +    TInt width = displayMode;
    1.55 +    r = HAL::Get(iScreenNo, HAL::EDisplayXTwips, width);
    1.56 +	if (r != KErrNone)
    1.57 +    	return 0;
    1.58 +   
    1.59 +    return (width * 1000) / iSize.iWidth;
    1.60 +	}
    1.61 +
    1.62 +TInt CDrawThirtyTwoBppScreenBitmapAlpha::VertTwipsPerThousandPixels() const
    1.63 +	{
    1.64 +	if (iSize.iHeight == 0)
    1.65 +		return 0;
    1.66 +
    1.67 +    TInt displayMode;
    1.68 +    TInt r = HAL::Get(iScreenNo, HAL::EDisplayMode, displayMode);
    1.69 +    if (r != KErrNone)
    1.70 +    	return 0;
    1.71 +    TInt height = displayMode;
    1.72 +    r = HAL::Get(iScreenNo, HAL::EDisplayYTwips, height);
    1.73 +    if (r != KErrNone)
    1.74 +    	return 0;
    1.75 +
    1.76 +    return (height * 1000) / iSize.iHeight;
    1.77 +	}
    1.78 +
    1.79 +TInt CDrawThirtyTwoBppScreenBitmapAlpha::InitScreen()
    1.80 +	{
    1.81 +	return KErrNone ;
    1.82 +	}
    1.83 +
    1.84 +TInt CDrawThirtyTwoBppScreenBitmapAlpha::ConstructScreenL(TInt aScreenNo, TAny* aBitmapAddress, TSize aSize)
    1.85 +	{
    1.86 +	iScreenNo = aScreenNo;
    1.87 +    TInt displayMode;
    1.88 +    TInt ret = HAL::Get(aScreenNo, HALData::EDisplayMode, displayMode);
    1.89 +    if (ret != KErrNone)
    1.90 +    	return ret;
    1.91 +    
    1.92 +    TInt linepitchInBytes = displayMode;
    1.93 +    ret = HAL::Get(aScreenNo,HALData::EDisplayOffsetBetweenLines,linepitchInBytes);
    1.94 +    if (ret != KErrNone)
    1.95 +    	return ret;
    1.96 +        
    1.97 +	iScanLineWords = linepitchInBytes / 4;
    1.98 +	ret = CDrawThirtyTwoBppBitmapAlpha::Construct(aSize);
    1.99 +	if (ret != KErrNone)
   1.100 +		return ret;
   1.101 +	
   1.102 +	TInt offsetToFirstPixel = displayMode;
   1.103 +	ret = HAL::Get(aScreenNo,HALData::EDisplayOffsetToFirstPixel, offsetToFirstPixel);
   1.104 +	if (ret != KErrNone)
   1.105 +		return ret;
   1.106 +    
   1.107 +	iBits = (TUint32*)((TUint32)aBitmapAddress + offsetToFirstPixel);
   1.108 +	return KErrNone;
   1.109 +	}
   1.110 +
   1.111 +void CDrawThirtyTwoBppScreenBitmapAlpha::OrientationsAvailable(TBool aOrientation[4])
   1.112 +	{
   1.113 +	aOrientation[EOrientationNormal]     = ETrue ;
   1.114 +	aOrientation[EOrientationRotated90]  = ETrue ;
   1.115 +	aOrientation[EOrientationRotated180] = ETrue ;
   1.116 +	aOrientation[EOrientationRotated270] = ETrue ;
   1.117 +	}
   1.118 +
   1.119 +TBool CDrawThirtyTwoBppScreenBitmapAlpha::SetOrientation(TOrientation aOrientation)
   1.120 +	{
   1.121 +	iOrientation = aOrientation ;
   1.122 +	return ETrue ;
   1.123 +	}
   1.124 +
   1.125 +