tdesktop/Telegram/SourceFiles/qt_functions.cpp

100 lines
3.7 KiB
C++

/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file contains some parts of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
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** following information to ensure the GNU Lesser General Public License
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****************************************************************************/
// For QTextItemInt declaraion
#include <private/qtextengine_p.h>
#ifndef TDESKTOP_DISABLE_GTK_INTEGRATION
/* TODO: find a dynamic library with these symbols. */
/* Debian maintainer: this function is taken from qfiledialog.cpp */
/*
Makes a list of filters from ;;-separated text.
Used by the mac and windows implementations
*/
QStringList qt_make_filter_list(const QString &filter)
{
QString f(filter);
if (f.isEmpty())
return QStringList();
QString sep(QLatin1String(";;"));
int i = f.indexOf(sep, 0);
if (i == -1) {
if (f.indexOf(QLatin1Char('\n'), 0) != -1) {
sep = QLatin1Char('\n');
i = f.indexOf(sep, 0);
}
}
return f.split(sep);
}
#endif // !TDESKTOP_DISABLE_GTK_INTEGRATION
/* Debian maintainer: this constructor is taken from qtextengine.cpp for TextPainter::drawLine */
QTextItemInt::QTextItemInt(const QGlyphLayout &g, QFont *font, const QChar *chars_, int numChars, QFontEngine *fe, const QTextCharFormat &format)
: flags(0), justified(false), underlineStyle(QTextCharFormat::NoUnderline), charFormat(format),
num_chars(numChars), chars(chars_), logClusters(0), f(font), glyphs(g), fontEngine(fe)
{
}
/* Debian maintainer: this method is also taken from qtextengine.cpp */
// Fix up flags and underlineStyle with given info
void QTextItemInt::initWithScriptItem(const QScriptItem &si)
{
// explicitly initialize flags so that initFontAttributes can be called
// multiple times on the same TextItem
flags = 0;
if (si.analysis.bidiLevel %2)
flags |= QTextItem::RightToLeft;
ascent = si.ascent;
descent = si.descent;
if (charFormat.hasProperty(QTextFormat::TextUnderlineStyle)) {
underlineStyle = charFormat.underlineStyle();
} else if (charFormat.boolProperty(QTextFormat::FontUnderline)
|| f->d->underline) {
underlineStyle = QTextCharFormat::SingleUnderline;
}
// compat
if (underlineStyle == QTextCharFormat::SingleUnderline)
flags |= QTextItem::Underline;
if (f->d->overline || charFormat.fontOverline())
flags |= QTextItem::Overline;
if (f->d->strikeOut || charFormat.fontStrikeOut())
flags |= QTextItem::StrikeOut;
}