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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "utils_global.h"
#include <QFuture>
#include <QMetaType>
#include <QString>
QT_BEGIN_NAMESPACE
class QTextCursor;
class QTextDocument;
QT_END_NAMESPACE
namespace Utils {
namespace Text {
class QTCREATOR_UTILS_EXPORT Position
{
public:
int line = 0; // 1-based
int column = -1; // 0-based
bool operator<(const Position &other) const
{ return line < other.line || (line == other.line && column < other.column); }
bool operator==(const Position &other) const;
bool operator!=(const Position &other) const { return !(operator==(other)); }
bool isValid() const { return line > 0 && column >= 0; }
int toPositionInDocument(const QTextDocument *doc) const;
QTextCursor toTextCursor(QTextDocument *doc) const;
static Position fromFileName(QStringView fileName, int &postfixPos);
static Position fromPositionInDocument(const QTextDocument *document, int pos);
static Position fromCursor(const QTextCursor &cursor);
};
class QTCREATOR_UTILS_EXPORT Range
{
public:
int length(const QString &text) const;
Position begin;
Position end;
bool operator<(const Range &other) const { return begin < other.begin; }
bool operator==(const Range &other) const;
bool operator!=(const Range &other) const { return !(operator==(other)); }
QTextCursor toTextCursor(QTextDocument *doc) const;
};
// line is 1-based, column is 0-based
QTCREATOR_UTILS_EXPORT bool convertPosition(const QTextDocument *document,
int pos,
int *line, int *column);
// line and column are 1-based
QTCREATOR_UTILS_EXPORT int positionInText(const QTextDocument *textDocument, int line, int column);
QTCREATOR_UTILS_EXPORT QString textAt(QTextDocument *textDocument, int pos, int length);
// line is 1-based, column is 0-based
QTCREATOR_UTILS_EXPORT QTextCursor selectAt(QTextCursor textCursor, int line, int column, uint length);
QTCREATOR_UTILS_EXPORT QTextCursor flippedCursor(const QTextCursor &cursor);
QTCREATOR_UTILS_EXPORT QTextCursor wordStartCursor(const QTextCursor &cursor);
QTCREATOR_UTILS_EXPORT QString wordUnderCursor(const QTextCursor &cursor);
QTCREATOR_UTILS_EXPORT bool utf8AdvanceCodePoint(const char *¤t);
QTCREATOR_UTILS_EXPORT int utf8NthLineOffset(const QTextDocument *textDocument,
const QByteArray &buffer,
int line);
QTCREATOR_UTILS_EXPORT QString utf16LineTextInUtf8Buffer(const QByteArray &utf8Buffer,
int currentUtf8Offset);
QTCREATOR_UTILS_EXPORT QDebug &operator<<(QDebug &stream, const Position &pos);
using HighlightCallback = std::function<QFuture<QTextDocument *>(const QString &, const QString &)>;
QTCREATOR_UTILS_EXPORT QFuture<QTextDocument *> highlightCode(
const QString &code, const QString &mimeType);
QTCREATOR_UTILS_EXPORT void setCodeHighlighter(const HighlightCallback &highlighter);
QTCREATOR_UTILS_EXPORT HighlightCallback &codeHighlighter();
} // Text
} // Utils
Q_DECLARE_METATYPE(Utils::Text::Position)
Q_DECLARE_METATYPE(Utils::Text::Range)
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