diff options
Diffstat (limited to 'src/gui/painting/qtextureglyphcache.cpp')
| -rw-r--r-- | src/gui/painting/qtextureglyphcache.cpp | 58 |
1 files changed, 15 insertions, 43 deletions
diff --git a/src/gui/painting/qtextureglyphcache.cpp b/src/gui/painting/qtextureglyphcache.cpp index dfb937ed84..70d70e342a 100644 --- a/src/gui/painting/qtextureglyphcache.cpp +++ b/src/gui/painting/qtextureglyphcache.cpp @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** 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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include <qmath.h> @@ -93,13 +57,14 @@ int QTextureGlyphCache::calculateSubPixelPositionCount(glyph_t glyph) const } bool QTextureGlyphCache::populate(QFontEngine *fontEngine, - int numGlyphs, + qsizetype numGlyphs, const glyph_t *glyphs, const QFixedPoint *positions, - QPainter::RenderHints renderHints) + QPainter::RenderHints renderHints, + bool includeGlyphCacheScale) { #ifdef CACHE_DEBUG - printf("Populating with %d glyphs\n", numGlyphs); + printf("Populating with %lld glyphs\n", static_cast<long long>(numGlyphs)); qDebug() << " -> current transformation: " << m_transform; #endif @@ -114,7 +79,7 @@ bool QTextureGlyphCache::populate(QFontEngine *fontEngine, if (!supportsSubPixelPositions) { fontEngine->m_subPixelPositionCount = 1; } else { - int i = 0; + qsizetype i = 0; while (fontEngine->m_subPixelPositionCount == 0 && i < numGlyphs) fontEngine->m_subPixelPositionCount = calculateSubPixelPositionCount(glyphs[i++]); } @@ -125,16 +90,23 @@ bool QTextureGlyphCache::populate(QFontEngine *fontEngine, m_cy = padding; } + qreal glyphCacheScaleX = transform().m11(); + qreal glyphCacheScaleY = transform().m22(); + QHash<GlyphAndSubPixelPosition, Coord> listItemCoordinates; int rowHeight = 0; // check each glyph for its metrics and get the required rowHeight. - for (int i=0; i < numGlyphs; ++i) { + for (qsizetype i = 0; i < numGlyphs; ++i) { const glyph_t glyph = glyphs[i]; QFixedPoint subPixelPosition; if (supportsSubPixelPositions) { QFixedPoint pos = positions != nullptr ? positions[i] : QFixedPoint(); + if (includeGlyphCacheScale) { + pos = QFixedPoint(QFixed::fromReal(pos.x.toReal() * glyphCacheScaleX), + QFixed::fromReal(pos.y.toReal() * glyphCacheScaleY)); + } subPixelPosition = fontEngine->subPixelPositionFor(pos); if (!verticalSubPixelPositions) subPixelPosition.y = 0; |