diff options
Diffstat (limited to 'src/gui/text/qtextengine.cpp')
| -rw-r--r-- | src/gui/text/qtextengine.cpp | 69 |
1 files changed, 43 insertions, 26 deletions
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index b4e74838f7..6336fadf74 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -1,12 +1,11 @@ /**************************************************************************** ** -** Copyright (C) 2021 The Qt Company Ltd. +** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:COMM$ -** +** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the @@ -15,25 +14,26 @@ ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** -** $QT_END_LICENSE$ -** -** -** -** -** -** -** -** -** -** -** -** -** -** -** -** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. ** +** $QT_END_LICENSE$ ** ****************************************************************************/ @@ -1373,9 +1373,15 @@ static void applyVisibilityRules(ushort ucs, QGlyphLayout *glyphs, uint glyphPos if (!fontEngine->symbol) { // U+00AD [SOFT HYPHEN] is a default ignorable codepoint, // so we replace its glyph and metrics with ones for - // U+002D [HYPHEN-MINUS] and make it visible if it appears at line-break + // U+002D [HYPHEN-MINUS] or U+2010 [HYPHEN] and make + // it visible if it appears at line-break const uint engineIndex = glyphs->glyphs[glyphPosition] & 0xff000000; - glyphs->glyphs[glyphPosition] = fontEngine->glyphIndex('-'); + glyph_t glyph = fontEngine->glyphIndex(0x002d); + if (glyph == 0) + glyph = fontEngine->glyphIndex(0x2010); + if (glyph == 0) + glyph = fontEngine->glyphIndex(0x00ad); + glyphs->glyphs[glyphPosition] = glyph; if (Q_LIKELY(glyphs->glyphs[glyphPosition] != 0)) { glyphs->glyphs[glyphPosition] |= engineIndex; QGlyphLayout tmp = glyphs->mid(glyphPosition, 1); @@ -1559,6 +1565,12 @@ void QTextEngine::shapeText(int item) const // Overwrite with 0 token to indicate failure QGlyphLayout g = availableGlyphs(&si); g.glyphs[0] = 0; + g.attributes[0].clusterStart = true; + + ushort *log_clusters = logClusters(&si); + for (int i = 0; i < itemLength; ++i) + log_clusters[i] = 0; + return; } @@ -2190,10 +2202,15 @@ void QTextEngine::itemize() const : formatCollection()->defaultFont().capitalization(); if (s) { for (const auto &range : qAsConst(s->formats)) { - if (range.start >= prevPosition && range.start < position && range.format.hasProperty(QTextFormat::FontCapitalization)) { - itemizer.generate(prevPosition, range.start - prevPosition, capitalization); - itemizer.generate(range.start, range.length, range.format.fontCapitalization()); - prevPosition = range.start + range.length; + if (range.start + range.length <= prevPosition || range.start >= position) + continue; + if (range.format.hasProperty(QTextFormat::FontCapitalization)) { + if (range.start > prevPosition) + itemizer.generate(prevPosition, range.start - prevPosition, capitalization); + int newStart = std::max(prevPosition, range.start); + int newEnd = std::min(position, range.start + range.length); + itemizer.generate(newStart, newEnd - newStart, range.format.fontCapitalization()); + prevPosition = newEnd; } } } |