windowing/windowserver/stdgraphic/BITMAPGRAPHICDRAWER.CPP
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     1 // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #include "stdgraphicdrawer.h"
       
    17 #include "wsgraphicdrawercontext.h"
       
    18 #include <s32mem.h>
       
    19 #include <fbs.h>
       
    20 
       
    21 CWsGraphicDrawerBitmap* CWsGraphicDrawerBitmap::CreateL()
       
    22 	{
       
    23 	return new(ELeave) CWsGraphicDrawerBitmap;
       
    24 	}
       
    25 	
       
    26 void CWsGraphicDrawerBitmap::ConstructL(MWsGraphicDrawerEnvironment& aEnv,const TGraphicDrawerId& aId,MWsClient& aOwner,const TDesC8& aData)
       
    27 	{
       
    28 	TInt bitmapHandle = 0;
       
    29 	TInt maskHandle = 0;
       
    30 	RDesReadStream in(aData);
       
    31 	in.PushL();
       
    32 	bitmapHandle = in.ReadInt32L();
       
    33 	maskHandle = in.ReadInt32L();
       
    34 	in.Pop();
       
    35 	BaseConstructL(aEnv,aId,aOwner);
       
    36 	if(bitmapHandle)
       
    37 		{
       
    38 		iBitmap = new(ELeave) CFbsBitmap;
       
    39 		User::LeaveIfError(iBitmap->Duplicate(bitmapHandle));
       
    40 		if(maskHandle)
       
    41 			{
       
    42 			iMask = new(ELeave) CFbsBitmap;
       
    43 			User::LeaveIfError(iMask->Duplicate(maskHandle));
       
    44 			}
       
    45 		}
       
    46 	if (!(aEnv.Screen(0)->ResolveObjectInterface(KMWsCompositionContext) || aEnv.Screen(0)->ResolveObjectInterface(KMWsScene)))
       
    47 		{
       
    48 		iContext = CWsGraphicDrawerNonNgaContext::NewL();
       
    49 		}
       
    50 	else
       
    51 		{
       
    52 		iContext = CWsGraphicDrawerNgaContext::NewL();
       
    53 		}
       
    54 	}
       
    55 	
       
    56 CWsGraphicDrawerBitmap::CWsGraphicDrawerBitmap()
       
    57 	{
       
    58 	}
       
    59 	
       
    60 CWsGraphicDrawerBitmap::~CWsGraphicDrawerBitmap()
       
    61 	{
       
    62 	if (iContext)
       
    63 		{
       
    64 		iContext->Destroy();
       
    65 		iContext = NULL;
       
    66 		}
       
    67 	delete iBitmap;
       
    68 	delete iMask;
       
    69 	}
       
    70 
       
    71 void CWsGraphicDrawerBitmap::DoDraw(MWsGc& aGc,const TRect& aRect,const TDesC8& /*aData*/) const
       
    72 	{
       
    73 	if (iBitmap)
       
    74 		{
       
    75 		if (KErrNone != iContext->Push(aGc))
       
    76 			{
       
    77 			return;
       
    78 			}
       
    79 		TRect bmpRect(aRect.iTl,iBitmap->SizeInPixels());
       
    80 		bmpRect.Intersection(aRect);
       
    81 		iContext->DrawBitmap(aGc, aRect.iTl, iBitmap, bmpRect.Size(), iMask);
       
    82 		iContext->Pop(aGc);
       
    83 		}
       
    84 	}
       
    85 	
       
    86 void CWsGraphicDrawerBitmap::HandleMessage(const TDesC8& /*aData*/)
       
    87 	{
       
    88 	}
       
    89