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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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/**
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@file
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@test
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@internalComponent
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*/
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#include "t_testserviceplugin.h"
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#include "t_logfile.h"
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#include <graphics/lookuptable.h>
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_LIT(KTestServicePluginName, "testserviceplugin");
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/**
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Creates a new CTestServicePlugin object
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*/
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CTestServicePlugin* CTestServicePlugin::CreateL()
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{
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return new(ELeave) CTestServicePlugin;
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}
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/**
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Initialisation phase of two phase construction.
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@param aEnv The environment for a graphic drawer
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@param aData The data for construction
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*/
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void CTestServicePlugin::ConstructL(MWsGraphicDrawerEnvironment& aEnv,const TDesC8& /*aData*/)
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{
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BaseConstructL(aEnv);
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// Delete log file from previous test run
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CLogFile::DeleteLogFileL();
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CLogFile* log = CLogFile::NewL();
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CleanupStack::PushL(log);
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log->WriteToLogL(_L("testserviceplugin is created."));
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CleanupStack::PopAndDestroy(log);
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//Default in BitGdi was 128 for the blackMap and 255 for the whiteMap
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//SetFadingParameters shows how the fade color is computed
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iFadeColor.SetInternal(0x80FFFFFF);
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}
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/**
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Constructor for CTestServicePlugin
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*/
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CTestServicePlugin::CTestServicePlugin() : iLut(PtrTo16BitNormalisationTable())
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{
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}
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/**
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Destructor for CTestServicePlugin
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*/
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CTestServicePlugin::~CTestServicePlugin()
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{
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}
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/**
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Sets the fading parameter
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@param aFadeColor the fading color
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*/
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void CTestServicePlugin::SetFadingParamsL(TUint8 aBlackMap, TUint8 aWhiteMap)
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{
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//Situations where blackMap > whiteMap are NOT supported
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if (aBlackMap > aWhiteMap)
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{
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TUint8 oldMap = aBlackMap;
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aBlackMap = aWhiteMap;
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aWhiteMap = oldMap;
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}
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//CFbsBitGc::FadeArea() does the following per color component:
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// dst = dst * (whiteMap - blackMap) + blackMap;
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//To achieve the same effect using MWsGraphicsContext we draw a rectangle
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//with specific intensity and alpha values:
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// dst = dst * (1 - alpha) + intensity * alpha;
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//Thus:
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// alpha = 1 - whiteMap + blackMap;
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// intensity = blackMap / alpha;
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// alpha = 1 - whiteMap + blackMap;
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TInt alpha = 255 - aWhiteMap + aBlackMap;
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// intensity = blackMap / alpha;
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TInt i = (aBlackMap * iLut[alpha]) >> 8;
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iFadeColor.SetInternal(i << 16 | i << 8 | i | alpha << 24);
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CLogFile* log = CLogFile::NewL();
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CleanupStack::PushL(log);
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log->WriteToLogL(_L("Fading parameters have been set."));
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CleanupStack::PopAndDestroy(log);
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}
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/**
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Gets the fade color parameter
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@return fade color parameter
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*/
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TRgb CTestServicePlugin::GetFadeColorL()
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{
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CLogFile* log = CLogFile::NewL();
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CleanupStack::PushL(log);
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log->WriteToLogL(_L("Returned fade color."));
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CleanupStack::PopAndDestroy(log);
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return iFadeColor;
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}
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/**
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Overides MWsObjectProvider. Resolve an instance of an interface
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@param aTypeId The interface UID.
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@return The pointer to the instance of an interface.
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*/
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TAny* CTestServicePlugin::ResolveObjectInterface(TUint aTypeId)
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{
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switch (aTypeId)
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{
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case EImplUid:
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return static_cast<CWsPlugin*>(this);
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}
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return NULL;
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}
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/**
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Gets the plugin name
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@return The Plugin name.
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*/
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const TDesC& CTestServicePlugin::PluginName() const
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{
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return KTestServicePluginName;
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}
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