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-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtGui module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qabstractfontengine_qws.h"
-#include "qabstractfontengine_p.h"
-
-#include <private/qtextengine_p.h>
-#include <private/qpaintengine_raster_p.h>
-
-#include <qmath.h>
-
-QT_BEGIN_NAMESPACE
-
-class QFontEngineInfoPrivate
-{
-public:
- inline QFontEngineInfoPrivate()
- : pixelSize(0), weight(QFont::Normal), style(QFont::StyleNormal)
- {}
-
- QString family;
- qreal pixelSize;
- int weight;
- QFont::Style style;
- QList<QFontDatabase::WritingSystem> writingSystems;
-};
-
-/*!
- \class QFontEngineInfo
- \preliminary
- \brief The QFontEngineInfo class describes a specific font provided by a font engine plugin.
- \since 4.3
- \ingroup qws
-
- \tableofcontents
-
- QFontEngineInfo is used to describe a request of a font to a font engine plugin as well as to
- describe the actual fonts a plugin provides.
-
- \sa QAbstractFontEngine, QFontEnginePlugin
-*/
-
-/*!
- Constructs a new empty QFontEngineInfo.
-*/
-QFontEngineInfo::QFontEngineInfo()
-{
- d = new QFontEngineInfoPrivate;
-}
-
-/*!
- Constructs a new QFontEngineInfo with the specified \a family.
- The resulting object represents a freely scalable font with normal
- weight and style.
-*/
-QFontEngineInfo::QFontEngineInfo(const QString &family)
-{
- d = new QFontEngineInfoPrivate;
- d->family = family;
-}
-
-/*!
- Creates a new font engine info object with the same attributes as \a other.
-*/
-QFontEngineInfo::QFontEngineInfo(const QFontEngineInfo &other)
- : d(new QFontEngineInfoPrivate(*other.d))
-{
-}
-
-/*!
- Assigns \a other to this font engine info object, and returns a reference
- to this.
-*/
-QFontEngineInfo &QFontEngineInfo::operator=(const QFontEngineInfo &other)
-{
- *d = *other.d;
- return *this;
-}
-
-/*!
- Destroys this QFontEngineInfo object.
-*/
-QFontEngineInfo::~QFontEngineInfo()
-{
- delete d;
-}
-
-/*!
- \property QFontEngineInfo::family
- the family name of the font
-*/
-
-void QFontEngineInfo::setFamily(const QString &family)
-{
- d->family = family;
-}
-
-QString QFontEngineInfo::family() const
-{
- return d->family;
-}
-
-/*!
- \property QFontEngineInfo::pixelSize
- the pixel size of the font
-
- A pixel size of 0 represents a freely scalable font.
-*/
-
-void QFontEngineInfo::setPixelSize(qreal size)
-{
- d->pixelSize = size;
-}
-
-qreal QFontEngineInfo::pixelSize() const
-{
- return d->pixelSize;
-}
-
-/*!
- \property QFontEngineInfo::weight
- the weight of the font
-
- The value should be from the \l{QFont::Weight} enumeration.
-*/
-
-void QFontEngineInfo::setWeight(int weight)
-{
- d->weight = weight;
-}
-
-int QFontEngineInfo::weight() const
-{
- return d->weight;
-}
-
-/*!
- \property QFontEngineInfo::style
- the style of the font
-*/
-
-void QFontEngineInfo::setStyle(QFont::Style style)
-{
- d->style = style;
-}
-
-QFont::Style QFontEngineInfo::style() const
-{
- return d->style;
-}
-
-/*!
- \property QFontEngineInfo::writingSystems
- the writing systems supported by the font
-
- An empty list means that any writing system is supported.
-*/
-
-QList<QFontDatabase::WritingSystem> QFontEngineInfo::writingSystems() const
-{
- return d->writingSystems;
-}
-
-void QFontEngineInfo::setWritingSystems(const QList<QFontDatabase::WritingSystem> &writingSystems)
-{
- d->writingSystems = writingSystems;
-}
-
-class QFontEnginePluginPrivate : public QObjectPrivate
-{
- Q_DECLARE_PUBLIC(QFontEnginePlugin)
-
- QString foundry;
-};
-
-/*!
- \class QFontEnginePlugin
- \preliminary
- \brief The QFontEnginePlugin class is the base class for font engine factory plugins in Qt for Embedded Linux.
- \since 4.3
- \ingroup qws
- \ingroup plugins
-
- \tableofcontents
-
- QFontEnginePlugin is provided by font engine plugins to create
- instances of subclasses of QAbstractFontEngine.
-
- The member functions create() and availableFontEngines() must be
- implemented.
-
- \sa QAbstractFontEngine, QFontEngineInfo
-*/
-
-/*!
- Creates a font engine plugin that creates font engines with the
- specified \a foundry and \a parent.
-*/
-QFontEnginePlugin::QFontEnginePlugin(const QString &foundry, QObject *parent)
- : QObject(*new QFontEnginePluginPrivate, parent)
-{
- Q_D(QFontEnginePlugin);
- d->foundry = foundry;
-}
-
-/*!
- Destroys this font engine plugin.
-*/
-QFontEnginePlugin::~QFontEnginePlugin()
-{
-}
-
-/*!
- Returns a list of foundries the font engine plugin provides.
- The default implementation returns the foundry specified with the constructor.
-*/
-QStringList QFontEnginePlugin::keys() const
-{
- Q_D(const QFontEnginePlugin);
- return QStringList(d->foundry);
-}
-
-/*!
- \fn QAbstractFontEngine *QFontEnginePlugin::create(const QFontEngineInfo &info)
-
- Implemented in subclasses to create a new font engine that provides a font that
- matches \a info.
-*/
-
-/*!
- \fn QList<QFontEngineInfo> QFontEnginePlugin::availableFontEngines() const
-
- Implemented in subclasses to return a list of QFontEngineInfo objects that represents all font
- engines the plugin can create.
-*/
-
-class QAbstractFontEnginePrivate : public QObjectPrivate
-{
- Q_DECLARE_PUBLIC(QAbstractFontEngine)
-public:
-};
-
-//The <classname> class is|provides|contains|specifies...
-/*!
- \class QAbstractFontEngine
- \preliminary
- \brief The QAbstractFontEngine class is the base class for font engine plugins in Qt for Embedded Linux.
- \since 4.3
- \ingroup qws
-
- \tableofcontents
-
- QAbstractFontEngine is implemented by font engine plugins through QFontEnginePlugin.
-
- \sa QFontEnginePlugin, QFontEngineInfo
-*/
-
-/*!
- \enum QAbstractFontEngine::Capability
-
- This enum describes the capabilities of a font engine.
-
- \value CanRenderGlyphs_Gray The font engine can render individual glyphs into 8 bpp images.
- \value CanRenderGlyphs_Mono The font engine can render individual glyphs into 1 bpp images.
- \value CanRenderGlyphs The font engine can render individual glyphs into images.
- \value CanOutlineGlyphs The font engine can convert glyphs to painter paths.
-*/
-
-/*!
- \enum QAbstractFontEngine::FontProperty
-
- This enum describes the properties of a font provided by a font engine.
-
- \value Ascent The ascent of the font, specified as a 26.6 fixed point value.
- \value Descent The descent of the font, specified as a 26.6 fixed point value.
- \value Leading The leading of the font, specified as a 26.6 fixed point value.
- \value XHeight The 'x' height of the font, specified as a 26.6 fixed point value.
- \value AverageCharWidth The average character width of the font, specified as a 26.6 fixed point value.
- \value LineThickness The thickness of the underline and strikeout lines for the font, specified as a 26.6 fixed point value.
- \value UnderlinePosition The distance from the base line to the underline position for the font, specified as a 26.6 fixed point value.
- \value MaxCharWidth The width of the widest character in the font, specified as a 26.6 fixed point value.
- \value MinLeftBearing The minimum left bearing of the font, specified as a 26.6 fixed point value.
- \value MinRightBearing The maximum right bearing of the font, specified as a 26.6 fixed point value.
- \value GlyphCount The number of glyphs in the font, specified as an integer value.
- \value CacheGlyphsHint A boolean value specifying whether rendered glyphs should be cached by Qt.
- \value OutlineGlyphsHint A boolean value specifying whether the font engine prefers outline drawing over image rendering for uncached glyphs.
-*/
-
-/*!
- \enum QAbstractFontEngine::TextShapingFlag
-
- This enum describes flags controlling conversion of characters to glyphs and their metrics.
-
- \value RightToLeft The text is used in a right-to-left context.
- \value ReturnDesignMetrics Return font design metrics instead of pixel metrics.
-*/
-
-/*!
- \typedef QAbstractFontEngine::Fixed
-
- This type is \c int, interpreted as a 26.6 fixed point value.
-*/
-
-/*!
- \class QAbstractFontEngine::GlyphMetrics
- \brief QAbstractFontEngine::GlyphMetrics defines the metrics of a single glyph.
- \preliminary
- \since 4.3
-*/
-
-/*!
- \variable QAbstractFontEngine::GlyphMetrics::x
-
- The horizontal offset from the origin.
-*/
-
-/*!
- \fn QAbstractFontEngine::GlyphMetrics::GlyphMetrics()
-
- Constructs an empty glyph metrics object with all values
- set to zero.
-*/
-
-/*!
- \variable QAbstractFontEngine::GlyphMetrics::y
-
- The vertical offset from the origin (baseline).
-*/
-
-/*!
- \variable QAbstractFontEngine::GlyphMetrics::width
-
- The width of the glyph.
-*/
-
-/*!
- \variable QAbstractFontEngine::GlyphMetrics::height
-
- The height of the glyph.
-*/
-
-/*!
- \variable QAbstractFontEngine::GlyphMetrics::advance
-
- The advance of the glyph.
-*/
-
-/*!
- \class QAbstractFontEngine::FixedPoint
- \brief QAbstractFontEngine::FixedPoint defines a point in the place using 26.6 fixed point precision.
- \preliminary
- \since 4.3
-*/
-
-/*!
- \variable QAbstractFontEngine::FixedPoint::x
-
- The x coordinate of this point.
-*/
-
-/*!
- \variable QAbstractFontEngine::FixedPoint::y
-
- The y coordinate of this point.
-*/
-
-/*!
- Constructs a new QAbstractFontEngine with the given \a parent.
-*/
-QAbstractFontEngine::QAbstractFontEngine(QObject *parent)
- : QObject(*new QAbstractFontEnginePrivate, parent)
-{
-}
-
-/*!
- Destroys this QAbstractFontEngine object.
-*/
-QAbstractFontEngine::~QAbstractFontEngine()
-{
-}
-
-/*!
- \fn QAbstractFontEngine::Capabilities QAbstractFontEngine::capabilities() const
-
- Implemented in subclasses to specify the font engine's capabilities. The return value
- may be cached by the caller and is expected not to change during the lifetime of the
- font engine.
-*/
-
-/*!
- \fn QVariant QAbstractFontEngine::fontProperty(FontProperty property) const
-
- Implemented in subclasses to return the value of the font attribute \a property. The return
- value may be cached by the caller and is expected not to change during the lifetime of the font
- engine.
-*/
-
-/*!
- \fn bool QAbstractFontEngine::convertStringToGlyphIndices(const QChar *string, int length, uint *glyphs, int *numGlyphs, TextShapingFlags flags) const
-
- Implemented in subclasses to convert the characters specified by \a string and \a length to
- glyph indicies, using \a flags. The glyph indicies should be returned in the \a glyphs array
- provided by the caller. The maximum size of \a glyphs is specified by the value pointed to by \a
- numGlyphs. If successful, the subclass implementation sets the value pointed to by \a numGlyphs
- to the actual number of glyph indices generated, and returns true. Otherwise, e.g. if there is
- not enough space in the provided \a glyphs array, it should set \a numGlyphs to the number of
- glyphs needed for the conversion and return false.
-*/
-
-/*!
- \fn void QAbstractFontEngine::getGlyphAdvances(const uint *glyphs, int numGlyphs, Fixed *advances, TextShapingFlags flags) const
-
- Implemented in subclasses to retrieve the advances of the array specified by \a glyphs and \a
- numGlyphs, using \a flags. The result is returned in \a advances, which is allocated by the
- caller and contains \a numGlyphs elements.
-*/
-
-/*!
- \fn QAbstractFontEngine::GlyphMetrics QAbstractFontEngine::glyphMetrics(uint glyph) const
-
- Implemented in subclass to return the metrics for \a glyph.
-*/
-
-/*!
- Implemented in subclasses to render the specified \a glyph into a \a buffer with the given \a depth ,
- \a bytesPerLine and \a height.
-
- Returns true if rendering succeeded, false otherwise.
-*/
-bool QAbstractFontEngine::renderGlyph(uint glyph, int depth, int bytesPerLine, int height, uchar *buffer)
-{
- Q_UNUSED(glyph)
- Q_UNUSED(depth)
- Q_UNUSED(bytesPerLine)
- Q_UNUSED(height)
- Q_UNUSED(buffer)
- qWarning("QAbstractFontEngine: renderGlyph is not implemented in font plugin!");
- return false;
-}
-
-/*!
- Implemented in subclasses to add the outline of the glyphs specified by \a glyphs and \a
- numGlyphs at the specified \a positions to the painter path \a path.
-*/
-void QAbstractFontEngine::addGlyphOutlinesToPath(uint *glyphs, int numGlyphs, FixedPoint *positions, QPainterPath *path)
-{
- Q_UNUSED(glyphs)
- Q_UNUSED(numGlyphs)
- Q_UNUSED(positions)
- Q_UNUSED(path)
- qWarning("QAbstractFontEngine: addGlyphOutlinesToPath is not implemented in font plugin!");
-}
-
-/*
-bool QAbstractFontEngine::supportsExtension(Extension extension) const
-{
- Q_UNUSED(extension)
- return false;
-}
-
-QVariant QAbstractFontEngine::extension(Extension extension, const QVariant &argument)
-{
- Q_UNUSED(argument)
- Q_UNUSED(extension)
- return QVariant();
-}
-*/
-
-QProxyFontEngine::QProxyFontEngine(QAbstractFontEngine *customEngine, const QFontDef &def)
- : engine(customEngine)
-{
- fontDef = def;
- engineCapabilities = engine->capabilities();
-}
-
-QProxyFontEngine::~QProxyFontEngine()
-{
- delete engine;
-}
-
-bool QProxyFontEngine::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const
-{
- if (*nglyphs < len) {
- *nglyphs = len;
- return false;
- }
-
- QVarLengthArray<uint> glyphIndicies(*nglyphs);
- if (!engine->convertStringToGlyphIndices(str, len, glyphIndicies.data(), nglyphs, QAbstractFontEngine::TextShapingFlags(int(flags))))
- return false;
-
- // ### use memcopy instead
- for (int i = 0; i < *nglyphs; ++i) {
- glyphs->glyphs[i] = glyphIndicies[i];
- }
- glyphs->numGlyphs = *nglyphs;
-
- recalcAdvances(glyphs, flags);
- return true;
-}
-
-void QProxyFontEngine::recalcAdvances(QGlyphLayout *glyphs, QTextEngine::ShaperFlags flags) const
-{
- const int nglyphs = glyphs->numGlyphs;
-
- QVarLengthArray<QAbstractFontEngine::Fixed> advances(nglyphs);
- engine->getGlyphAdvances(glyphs->glyphs, nglyphs, advances.data(), QAbstractFontEngine::TextShapingFlags(int(flags)));
-
-
- // ### use memcopy instead
- for (int i = 0; i < nglyphs; ++i) {
- glyphs->advances_x[i] = QFixed::fromFixed(advances[i]);
- glyphs->advances_y[i] = 0;
- }
-}
-
-
-static QImage alphaMapFromPath(QFontEngine *fe, glyph_t glyph)
-{
- glyph_metrics_t gm = fe->boundingBox(glyph);
- int glyph_x = qFloor(gm.x.toReal());
- int glyph_y = qFloor(gm.y.toReal());
- int glyph_width = qCeil((gm.x + gm.width).toReal()) - glyph_x;
- int glyph_height = qCeil((gm.y + gm.height).toReal()) - glyph_y;
-
- if (glyph_width <= 0 || glyph_height <= 0)
- return QImage();
- QFixedPoint pt;
- pt.x = 0;
- pt.y = -glyph_y; // the baseline
- QPainterPath path;
- QImage im(glyph_width + qAbs(glyph_x) + 4, glyph_height, QImage::Format_ARGB32_Premultiplied);
- im.fill(Qt::transparent);
- QPainter p(&im);
- p.setRenderHint(QPainter::Antialiasing);
- fe->addGlyphsToPath(&glyph, &pt, 1, &path, 0);
- p.setPen(Qt::NoPen);
- p.setBrush(Qt::black);
- p.drawPath(path);
- p.end();
-
- QImage indexed(im.width(), im.height(), QImage::Format_Indexed8);
- QVector<QRgb> colors(256);
- for (int i=0; i<256; ++i)
- colors[i] = qRgba(0, 0, 0, i);
- indexed.setColorTable(colors);
-
- for (int y=0; y<im.height(); ++y) {
- uchar *dst = (uchar *) indexed.scanLine(y);
- uint *src = (uint *) im.scanLine(y);
- for (int x=0; x<im.width(); ++x)
- dst[x] = qAlpha(src[x]);
- }
-
- return indexed;
-}
-
-
-QImage QProxyFontEngine::alphaMapForGlyph(glyph_t glyph)
-{
- if (!(engineCapabilities & QAbstractFontEngine::CanRenderGlyphs_Gray))
- return alphaMapFromPath(this, glyph);
-
- QAbstractFontEngine::GlyphMetrics metrics = engine->glyphMetrics(glyph);
- if (metrics.width <= 0 || metrics.height <= 0)
- return QImage();
-
- QImage img(metrics.width >> 6, metrics.height >> 6, QImage::Format_Indexed8);
-
- // ### we should have QImage::Format_GrayScale8
- static QVector<QRgb> colorMap;
- if (colorMap.isEmpty()) {
- colorMap.resize(256);
- for (int i=0; i<256; ++i)
- colorMap[i] = qRgba(0, 0, 0, i);
- }
-
- img.setColorTable(colorMap);
-
- engine->renderGlyph(glyph, /*depth*/8, img.bytesPerLine(), img.height(), img.bits());
-
- return img;
-}
-
-void QProxyFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags)
-{
- if (engineCapabilities & QAbstractFontEngine::CanOutlineGlyphs)
- engine->addGlyphOutlinesToPath(glyphs, nglyphs, reinterpret_cast<QAbstractFontEngine::FixedPoint *>(positions), path);
- else
- QFontEngine::addGlyphsToPath(glyphs, positions, nglyphs, path, flags);
-}
-
-glyph_metrics_t QProxyFontEngine::boundingBox(const QGlyphLayout &glyphs)
-{
- if (glyphs.numGlyphs == 0)
- return glyph_metrics_t();
-
- QFixed w = 0;
- for (int i = 0; i < glyphs.numGlyphs; ++i)
- w += glyphs.effectiveAdvance(i);
-
- return glyph_metrics_t(0, -ascent(), w, ascent() + descent(), w, 0);
-}
-
-glyph_metrics_t QProxyFontEngine::boundingBox(glyph_t glyph)
-{
- glyph_metrics_t m;
-
- QAbstractFontEngine::GlyphMetrics metrics = engine->glyphMetrics(glyph);
- m.x = QFixed::fromFixed(metrics.x);
- m.y = QFixed::fromFixed(metrics.y);
- m.width = QFixed::fromFixed(metrics.width);
- m.height = QFixed::fromFixed(metrics.height);
- m.xoff = QFixed::fromFixed(metrics.advance);
-
- return m;
-}
-
-QFixed QProxyFontEngine::ascent() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::Ascent).toInt());
-}
-
-QFixed QProxyFontEngine::descent() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::Descent).toInt());
-}
-
-QFixed QProxyFontEngine::leading() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::Leading).toInt());
-}
-
-QFixed QProxyFontEngine::xHeight() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::XHeight).toInt());
-}
-
-QFixed QProxyFontEngine::averageCharWidth() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::AverageCharWidth).toInt());
-}
-
-QFixed QProxyFontEngine::lineThickness() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::LineThickness).toInt());
-}
-
-QFixed QProxyFontEngine::underlinePosition() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::UnderlinePosition).toInt());
-}
-
-qreal QProxyFontEngine::maxCharWidth() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::MaxCharWidth).toInt()).toReal();
-}
-
-qreal QProxyFontEngine::minLeftBearing() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::MinLeftBearing).toInt()).toReal();
-}
-
-qreal QProxyFontEngine::minRightBearing() const
-{
- return QFixed::fromFixed(engine->fontProperty(QAbstractFontEngine::MinRightBearing).toInt()).toReal();
-}
-
-int QProxyFontEngine::glyphCount() const
-{
- return engine->fontProperty(QAbstractFontEngine::GlyphCount).toInt();
-}
-
-bool QProxyFontEngine::canRender(const QChar *string, int len)
-{
- QVarLengthArray<uint> glyphs(len);
- int numGlyphs = len;
-
- if (!engine->convertStringToGlyphIndices(string, len, glyphs.data(), &numGlyphs, /*flags*/0))
- return false;
-
- for (int i = 0; i < numGlyphs; ++i)
- if (!glyphs[i])
- return false;
-
- return true;
-}
-
-void QProxyFontEngine::draw(QPaintEngine *p, qreal _x, qreal _y, const QTextItemInt &si)
-{
- QPaintEngineState *pState = p->state;
- QRasterPaintEngine *paintEngine = static_cast<QRasterPaintEngine*>(p);
-
- QTransform matrix = pState->transform();
- matrix.translate(_x, _y);
- QFixed x = QFixed::fromReal(matrix.dx());
- QFixed y = QFixed::fromReal(matrix.dy());
-
- QVarLengthArray<QFixedPoint> positions;
- QVarLengthArray<glyph_t> glyphs;
- getGlyphPositions(si.glyphs, matrix, si.flags, glyphs, positions);
- if (glyphs.size() == 0)
- return;
-
- for(int i = 0; i < glyphs.size(); i++) {
- QImage glyph = alphaMapForGlyph(glyphs[i]);
- if (glyph.isNull())
- continue;
-
- if (glyph.format() != QImage::Format_Indexed8
- && glyph.format() != QImage::Format_Mono)
- continue;
-
- QAbstractFontEngine::GlyphMetrics metrics = engine->glyphMetrics(glyphs[i]);
-
- int depth = glyph.format() == QImage::Format_Mono ? 1 : 8;
- paintEngine->alphaPenBlt(glyph.bits(), glyph.bytesPerLine(), depth,
- qRound(positions[i].x + QFixed::fromFixed(metrics.x)),
- qRound(positions[i].y + QFixed::fromFixed(metrics.y)),
- glyph.width(), glyph.height());
- }
-}
-
-/*
- * This is only called when we use the proxy fontengine directly (without sharing the rendered
- * glyphs). So we prefer outline rendering over rendering of unshared glyphs. That decision is
- * done in qfontdatabase_qws.cpp by looking at the ShareGlyphsHint and the pixel size of the font.
- */
-bool QProxyFontEngine::drawAsOutline() const
-{
- if (!(engineCapabilities & QAbstractFontEngine::CanOutlineGlyphs))
- return false;
-
- QVariant outlineHint = engine->fontProperty(QAbstractFontEngine::OutlineGlyphsHint);
- return !outlineHint.isValid() || outlineHint.toBool();
-}
-
-QT_END_NAMESPACE