emailuis/uicomponents/src/fsinteractioninterval.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 08:39:21 +0200
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/*
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* Copyright (c) 2006-2007 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:  CFsInteractionInterval is a utility class that can be used 
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*                as specify intervals that adapt to user input.
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*
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*/
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#include "emailtrace.h"
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#include "fsinteractioninterval.h"  // Class definition
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CFsInteractionInterval::CFsInteractionInterval(TReal32 aScalar)
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        : iScalar(aScalar), iLastTimeMs(0)
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    {
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    FUNC_LOG;
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    iLastTime.UniversalTime();
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    }
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void CFsInteractionInterval::SetScalar(TReal32 aScalar)
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    {
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    FUNC_LOG;
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    iScalar = aScalar;
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    }
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TReal32 CFsInteractionInterval::Scalar() const
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    {
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    FUNC_LOG;
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    return iScalar;
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    }
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TInt CFsInteractionInterval::Interval(TInt aIntervalTime)
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    {
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    FUNC_LOG;
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    TTime now;
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    now.UniversalTime();
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    TInt64 delta;
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    TUint32 elapsed(0);
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    delta = now.MicroSecondsFrom( iLastTime ).Int64() / 1000;
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    elapsed = delta;
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    if(iScalar * elapsed < aIntervalTime)
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        {
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        // The last movement is probably still going on.
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        aIntervalTime = TInt(elapsed * iScalar);
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        }
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    iLastTime = now;
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    return aIntervalTime;
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    /*
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    TUint32 now = CHuiStatic::MilliSecondsSinceStart();
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    TUint32 elapsed = now - iLastTimeMs;
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    if(iScalar * elapsed < aIntervalTime)
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        {
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        // The last movement is probably still going on.
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        aIntervalTime = TInt(elapsed * iScalar);
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        }
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    iLastTimeMs = now;
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    return aIntervalTime;
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    */
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    }
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