elementcomparisonfunctions.cpp

来自「series60 应用程序开发的源代码 series60 应用程序开发的源代码」· C++ 代码 · 共 67 行

/**
*
* @brief Namespace to encapsulate comparison and equality functions for RArray sorting and finding
*
* Copyright (c) EMCC Software Ltd 2003
* @version 1.0
*/

// INCLUDE FILES

// Class include
#include "elementcomparisonfunctions.h"

// User includes
#include "chemicalelement.h"

// ================= MEMBER FUNCTIONS =======================

//Equality functions
TBool NElementComparisonFunctions::ElementsHaveSameName(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    return aElement1.Name() == aElement2.Name();
}

TBool NElementComparisonFunctions::ElementsHaveSameSymbol(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    return aElement1.Symbol() == aElement2.Symbol();
}

TBool NElementComparisonFunctions::ElementsHaveSameAtomicNumber(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    return aElement1.AtomicNumber() == aElement2.AtomicNumber();
}

//Comparison functions
TInt NElementComparisonFunctions::CompareElementsName(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    return aElement1.Name().CompareF(aElement2.Name());
}

TInt NElementComparisonFunctions::CompareElementsSymbol(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    return aElement1.Symbol().CompareF(aElement2.Symbol());
}

TInt NElementComparisonFunctions::CompareElementsAtomicNumber(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    if (aElement1.AtomicNumber() == aElement2.AtomicNumber())
    {
        return 0;
    }

    return aElement1.AtomicNumber() < aElement2.AtomicNumber() ? -1 : 1;
}

TInt NElementComparisonFunctions::CompareElementsRelativeAtomicMass(const CChemicalElement& aElement1, const CChemicalElement& aElement2)
{
    if (aElement1.RelativeAtomicMass() == aElement2.RelativeAtomicMass())
    {
        return 0;
    }

    return aElement1.RelativeAtomicMass() < aElement2.RelativeAtomicMass() ? -1 : 1;
}

// End of File