GapLength.h   [plain text]

/*
 * Copyright (C) 2018 Igalia S.L.
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#pragma once

#include "Length.h"

namespace WTF {
class TextStream;
}

namespace WebCore {

// This class wraps the lenght of a gap used by properties column-gap and row-gap.
// The valid values are "normal" or a non-negative <length-percentage>.
class GapLength {
public:
    GapLength()
        : m_isNormal(true)
    {
    }

    GapLength(const Length& length)
        : m_isNormal(false)
        , m_length(length)
    {
    }

    bool isNormal() const { return m_isNormal; }
    const Length& length() const { ASSERT(!m_isNormal); return m_length; }

    bool operator==(const GapLength& o) const
    {
        return m_isNormal == o.m_isNormal && m_length == o.m_length;
    }

private:
    bool m_isNormal;
    Length m_length;
};

WTF::TextStream& operator<<(WTF::TextStream&, const GapLength&);

} // namespace WebCore