parameter/ParameterAdaptation.cpp

/*
 * Copyright (c) 2011-2014, Intel Corporation
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 * other materials provided with the distribution.
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 * may be used to endorse or promote products derived from this software without
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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#include "ParameterAdaptation.h"
#include "Utility.h"

#define base CElement

using std::string;

CParameterAdaptation::CParameterAdaptation(const string& strType) : base(strType), _iOffset(0)
{
}
// CElement
string CParameterAdaptation::getKind() const
{
    return "Adaptation";
}

// Attributes
int32_t CParameterAdaptation::getOffset() const
{
    return _iOffset;
}

// Element properties
void CParameterAdaptation::showProperties(string& strResult) const
{
    // Adaptation type
    strResult += " - Type: ";
    strResult += getName();
    strResult += "\n";

    // Offset
    strResult += " - Offset: ";
    strResult += CUtility::toString(_iOffset);
    strResult += "\n";
}

// From IXmlSink
bool CParameterAdaptation::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext)
{
    // Get offset
    if (xmlElement.hasAttribute("Offset")) {

        _iOffset = xmlElement.getAttributeSignedInteger("Offset");

    } else {
        // Default
        _iOffset = 0;
    }

    // Base
    return base::fromXml(xmlElement, serializingContext);
}

// Conversions
int64_t CParameterAdaptation::fromUserValue(double dValue) const
{
    return (int64_t)dValue + _iOffset;
}

double CParameterAdaptation::toUserValue(int64_t iValue) const
{
    return (double)(iValue - _iOffset);
}