qatomicmathematician_p.h

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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_AtomicMathematician_H
#define Patternist_AtomicMathematician_H

#include <QFlags>

#include "qdynamiccontext_p.h"
#include "qitem_p.h"
#include "qatomictypedispatch_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    class Q_AUTOTEST_EXPORT AtomicMathematician : public AtomicTypeVisitorResult
    {
    public:
        virtual ~AtomicMathematician();

        typedef QExplicitlySharedDataPointer<AtomicMathematician> Ptr;

        enum Operator
        {
            Div         = 1,

            IDiv        = 2,

            Substract   = 4,

            Mod         = 8,

            Multiply    = 16,

            Add         = 32
        };

        typedef QFlags<Operator> Operators;

        virtual Item calculate(const Item &operand1,
                                    const Operator op,
                                    const Item &operand2,
                                    const QExplicitlySharedDataPointer<DynamicContext> &context) const = 0;

        static QString displayName(const AtomicMathematician::Operator op);

    };
    Q_DECLARE_OPERATORS_FOR_FLAGS(AtomicMathematician::Operators)
}

QT_END_NAMESPACE

QT_END_HEADER

#endif