nodetype.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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enum class SmNodeType : int_fast16_t
{
    Table, // tree header
    Brace, // () [] {}
    Bracebody, // content of () [] {}
    Oper, // largeop
    Align, // alignment
    Attribute, // attributes
    Font, // fonts
    UnHor, // unmo
    BinHor, // binmo
    BinVer, // over frac
    BinDiagonal, // slash
    SubSup, // lsub lsup rsub rsup csub csup
    Matrix, // binom matrix
    Place, // <?>
    Text, // "text"
    Special, // %glyph
    GlyphSpecial, // %glyph
    Math, // operator value
    Blank, // ~
    Error, // Syntax error
    Line, // a line of math until newline
    Expression, // { content in here }
    PolyLine, // ^
    Root, // root node
    RootSymbol, // 3 of cubic root
    Rectangle, //just structural
    VerticalBrace, // vertical {}
    MathIdent // identities and variables
};
 
namespace starmathdatabase
{
inline bool isStructuralNode(SmNodeType aNodeTypeName)
{
    return aNodeTypeName == SmNodeType::Table || aNodeTypeName == SmNodeType::Line
           || aNodeTypeName == SmNodeType::UnHor || aNodeTypeName == SmNodeType::BinHor
           || aNodeTypeName == SmNodeType::BinVer || aNodeTypeName == SmNodeType::BinDiagonal
           || aNodeTypeName == SmNodeType::SubSup || aNodeTypeName == SmNodeType::Matrix
           || aNodeTypeName == SmNodeType::Root || aNodeTypeName == SmNodeType::Expression
           || aNodeTypeName == SmNodeType::Brace || aNodeTypeName == SmNodeType::Bracebody
           || aNodeTypeName == SmNodeType::Oper || aNodeTypeName == SmNodeType::Align
           || aNodeTypeName == SmNodeType::Attribute || aNodeTypeName == SmNodeType::Font;
}
 
inline bool isBinOperatorNode(SmNodeType aNodeTypeName)
{
    return aNodeTypeName == SmNodeType::BinHor || aNodeTypeName == SmNodeType::BinVer
           || aNodeTypeName == SmNodeType::BinDiagonal || aNodeTypeName == SmNodeType::SubSup;
}
 
inline bool isUnOperatorNode(SmNodeType aNodeTypeName)
{
    return aNodeTypeName == SmNodeType::UnHor;
}
 
inline bool isOperatorNode(SmNodeType aNodeTypeName)
{
    return aNodeTypeName == SmNodeType::BinHor || aNodeTypeName == SmNodeType::BinVer
           || aNodeTypeName == SmNodeType::BinDiagonal || aNodeTypeName == SmNodeType::SubSup
           || aNodeTypeName == SmNodeType::UnHor || aNodeTypeName == SmNodeType::Oper;
}
 
inline bool isStandaloneNode(SmNodeType aNodeTypeName)
{
    return aNodeTypeName == SmNodeType::Text || aNodeTypeName == SmNodeType::Special
           || aNodeTypeName == SmNodeType::GlyphSpecial || aNodeTypeName == SmNodeType::Math
           || aNodeTypeName == SmNodeType::Blank || aNodeTypeName == SmNodeType::MathIdent;
}
}
 
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