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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef ATOM_H
#define ATOM_H
#include "node.h"
#include <QtCore/qdebug.h>
#include <QtCore/qstringlist.h>
QT_BEGIN_NAMESPACE
class Tree;
class LinkAtom;
class Atom
{
public:
enum AtomType {
AnnotatedList,
AutoLink,
BaseName,
BR,
BriefLeft,
BriefRight,
C,
CaptionLeft,
CaptionRight,
Code,
CodeBad,
CodeQuoteArgument,
CodeQuoteCommand,
DivLeft,
DivRight,
EndQmlText,
ExampleFileLink,
ExampleImageLink,
FootnoteLeft,
FootnoteRight,
FormatElse,
FormatEndif,
FormatIf,
FormattingLeft,
FormattingRight,
GeneratedList,
HR,
Image,
ImageText,
ImportantLeft,
ImportantRight,
InlineImage,
Keyword,
LegaleseLeft,
LegaleseRight,
LineBreak,
Link,
LinkNode,
ListLeft,
ListItemNumber,
ListTagLeft,
ListTagRight,
ListItemLeft,
ListItemRight,
ListRight,
NavAutoLink,
NavLink,
Nop,
NoteLeft,
NoteRight,
ParaLeft,
ParaRight,
Qml,
QmlText,
QuotationLeft,
QuotationRight,
RawString,
SectionLeft,
SectionRight,
SectionHeadingLeft,
SectionHeadingRight,
SidebarLeft,
SidebarRight,
SinceList,
SinceTagLeft,
SinceTagRight,
SnippetCommand,
SnippetIdentifier,
SnippetLocation,
String,
TableLeft,
TableRight,
TableHeaderLeft,
TableHeaderRight,
TableRowLeft,
TableRowRight,
TableItemLeft,
TableItemRight,
TableOfContents,
Target,
UnhandledFormat,
WarningLeft,
WarningRight,
UnknownCommand,
Last = UnknownCommand
};
friend class LinkAtom;
explicit Atom(AtomType type, const QString &string = "") : m_type(type), m_strs(string) { }
Atom(AtomType type, const QString &p1, const QString &p2) : m_type(type), m_strs(p1)
{
if (!p2.isEmpty())
m_strs << p2;
}
Atom(Atom *previous, AtomType type, const QString &string)
: m_next(previous->m_next), m_type(type), m_strs(string)
{
previous->m_next = this;
}
Atom(Atom *previous, AtomType type, const QString &p1, const QString &p2)
: m_next(previous->m_next), m_type(type), m_strs(p1)
{
if (!p2.isEmpty())
m_strs << p2;
previous->m_next = this;
}
virtual ~Atom() = default;
void appendChar(QChar ch) { m_strs[0] += ch; }
void appendString(const QString &string) { m_strs[0] += string; }
void chopString() { m_strs[0].chop(1); }
void setString(const QString &string) { m_strs[0] = string; }
Atom *next() { return m_next; }
void setNext(Atom *newNext) { m_next = newNext; }
[[nodiscard]] const Atom *next() const { return m_next; }
[[nodiscard]] const Atom *next(AtomType t) const;
[[nodiscard]] const Atom *next(AtomType t, const QString &s) const;
[[nodiscard]] AtomType type() const { return m_type; }
[[nodiscard]] QString typeString() const;
[[nodiscard]] const QString &string() const { return m_strs[0]; }
[[nodiscard]] const QString &string(int i) const { return m_strs[i]; }
[[nodiscard]] qsizetype count() const { return m_strs.size(); }
[[nodiscard]] QString linkText() const;
[[nodiscard]] const QStringList &strings() const { return m_strs; }
[[nodiscard]] virtual bool isLinkAtom() const { return false; }
virtual Node::Genus genus() { return Node::DontCare; }
virtual Tree *domain() { return nullptr; }
virtual const QString &error() { return s_noError; }
virtual void resolveSquareBracketParams() {}
protected:
static QString s_noError;
Atom *m_next = nullptr;
AtomType m_type {};
QStringList m_strs {};
};
class LinkAtom : public Atom
{
public:
LinkAtom(const QString &p1, const QString &p2);
LinkAtom(const LinkAtom &t);
LinkAtom(Atom *previous, const LinkAtom &t);
~LinkAtom() override = default;
[[nodiscard]] bool isLinkAtom() const override { return true; }
Node::Genus genus() override
{
resolveSquareBracketParams();
return m_genus;
}
Tree *domain() override
{
resolveSquareBracketParams();
return m_domain;
}
const QString &error() override { return m_error; }
void resolveSquareBracketParams() override;
protected:
bool m_resolved {};
Node::Genus m_genus {};
Tree *m_domain {};
QString m_error {};
QString m_squareBracketParams {};
};
#define ATOM_FORMATTING_BOLD "bold"
#define ATOM_FORMATTING_INDEX "index"
#define ATOM_FORMATTING_ITALIC "italic"
#define ATOM_FORMATTING_LINK "link"
#define ATOM_FORMATTING_PARAMETER "parameter"
#define ATOM_FORMATTING_SPAN "span "
#define ATOM_FORMATTING_SUBSCRIPT "subscript"
#define ATOM_FORMATTING_SUPERSCRIPT "superscript"
#define ATOM_FORMATTING_TELETYPE "teletype"
#define ATOM_FORMATTING_UICONTROL "uicontrol"
#define ATOM_FORMATTING_UNDERLINE "underline"
#define ATOM_LIST_BULLET "bullet"
#define ATOM_LIST_TAG "tag"
#define ATOM_LIST_VALUE "value"
#define ATOM_LIST_LOWERALPHA "loweralpha"
#define ATOM_LIST_LOWERROMAN "lowerroman"
#define ATOM_LIST_NUMERIC "numeric"
#define ATOM_LIST_UPPERALPHA "upperalpha"
#define ATOM_LIST_UPPERROMAN "upperroman"
QT_END_NAMESPACE
#endif
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