1 /*

     2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Range condition implementation

    15 *

    16 */

    17 

    18 #include "csensorrangecondition.h"

    19 #include "sensornativeconstants.h"

    20 #include "logger.h"

    21 

    22 CSensorRangeCondition::CSensorRangeCondition(TInt& aChannelId,

    23         TReal64& aLowerLimit, TReal64& aUpperLimit,

    24         TInt& aLowerOp, TInt& aUpperOp)

    25         : CSensorConditionBase(aChannelId), iLowerLimit(aLowerLimit),

    26         iUpperLimit(aUpperLimit), iLowerOp(aLowerOp), iUpperOp(aUpperOp)

    27 {

    28     JELOG2(ESensor);

    29 }

    30 

    31 CSensorRangeCondition::~CSensorRangeCondition()

    32 {

    33     JELOG2(ESensor);

    34 }

    35 

    36 TBool CSensorRangeCondition::Evaluate(TReal aValue, TInt aChannelId)

    37 {

    38     JELOG2(ESensor);

    39     if (aChannelId != iChannelId)

    40     {

    41         return EFalse;

    42     }

    43 

    44     TBool lowerMet = EFalse;

    45     switch (iLowerOp)

    46     {

    47     case INT_GREATER_THAN:

    48     {

    49         lowerMet = aValue > iLowerLimit;

    50         break;

    51     }

    52     case INT_GREATER_THAN_OR_EQUALS:

    53     {

    54         lowerMet = aValue >= iLowerLimit;

    55         break;

    56     }

    57     }

    58     TBool upperMet = EFalse;

    59     switch (iUpperOp)

    60     {

    61     case INT_LESS_THAN:

    62     {

    63         upperMet = aValue < iUpperLimit;

    64         break;

    65     }

    66     case INT_LESS_THAN_OR_EQUALS:

    67     {

    68         upperMet = aValue <= iUpperLimit;

    69         break;

    70     }

    71     }

    72     if (lowerMet && upperMet)

    73     {

    74         return ETrue;

    75     }

    76     return EFalse;

    77 }