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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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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,
int pixelSize,
QFont::HintingPreference hintingPreference = QFont::PreferDefaultHinting);
QRawFont(const QByteArray &fontData,
int 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;
QString familyName() 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,
int pixelSize,
QFont::HintingPreference hintingPreference);
void loadFromData(const QByteArray &fontData,
int pixelSize,
QFont::HintingPreference hintingPreference);
bool supportsCharacter(quint32 ucs4) const;
bool supportsCharacter(const 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;
void detach();
QExplicitlySharedDataPointer<QRawFontPrivate> d;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QT_NO_RAWFONT
#endif // QRAWFONT_H
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