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** Copyright (C) 2015 The Qt Company Ltd.
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****************************************************************************/
#ifndef QRAWFONT_H
#define QRAWFONT_H
#include <QtCore/qstring.h>
#include <QtCore/qiodevice.h>
#include <QtCore/qglobal.h>
#include <QtCore/qobject.h>
#include <QtCore/qpoint.h>
#include <QtGui/qfont.h>
#include <QtGui/qtransform.h>
#include <QtGui/qfontdatabase.h>
#if !defined(QT_NO_RAWFONT)
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
class QRawFontPrivate;
class Q_GUI_EXPORT QRawFont
{
public:
enum AntialiasingType {
PixelAntialiasing,
SubPixelAntialiasing
};
QRawFont();
QRawFont(const QString &fileName,
qreal pixelSize,
QFont::HintingPreference hintingPreference = QFont::PreferDefaultHinting);
QRawFont(const QByteArray &fontData,
qreal pixelSize,
QFont::HintingPreference hintingPreference = QFont::PreferDefaultHinting);
QRawFont(const QRawFont &other);
~QRawFont();
bool isValid() const;
QRawFont &operator=(const QRawFont &other);
bool operator==(const QRawFont &other) const;
inline bool operator!=(const QRawFont &other) const
{ return !operator==(other); }
QString familyName() const;
QString styleName() const;
QFont::Style style() const;
int weight() const;
QVector<quint32> glyphIndexesForString(const QString &text) const;
QVector<QPointF> advancesForGlyphIndexes(const QVector<quint32> &glyphIndexes) const;
bool glyphIndexesForChars(const QChar *chars, int numChars, quint32 *glyphIndexes, int *numGlyphs) const;
bool advancesForGlyphIndexes(const quint32 *glyphIndexes, QPointF *advances, int numGlyphs) const;
QImage alphaMapForGlyph(quint32 glyphIndex,
AntialiasingType antialiasingType = SubPixelAntialiasing,
const QTransform &transform = QTransform()) const;
QPainterPath pathForGlyph(quint32 glyphIndex) const;
void setPixelSize(qreal pixelSize);
qreal pixelSize() const;
QFont::HintingPreference hintingPreference() const;
qreal ascent() const;
qreal descent() const;
qreal leading() const;
qreal xHeight() const;
qreal averageCharWidth() const;
qreal maxCharWidth() const;
qreal unitsPerEm() const;
void loadFromFile(const QString &fileName,
qreal pixelSize,
QFont::HintingPreference hintingPreference);
void loadFromData(const QByteArray &fontData,
qreal pixelSize,
QFont::HintingPreference hintingPreference);
bool supportsCharacter(quint32 ucs4) const;
bool supportsCharacter(QChar character) const;
QList<QFontDatabase::WritingSystem> supportedWritingSystems() const;
QByteArray fontTable(const char *tagName) const;
static QRawFont fromFont(const QFont &font,
QFontDatabase::WritingSystem writingSystem = QFontDatabase::Any);
private:
friend class QRawFontPrivate;
QExplicitlySharedDataPointer<QRawFontPrivate> d;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QT_NO_RAWFONT
#endif // QRAWFONT_H
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