/**************************************************************************** ** ** Copyright (C) 2009 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 QABSTRACTFONTENGINE_P_H #define QABSTRACTFONTENGINE_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists purely as an // implementation detail. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include "qfontengine_p.h" #include "qabstractfontengine_qws.h" QT_BEGIN_NAMESPACE class QCustomFontEngine; class QProxyFontEngine : public QFontEngine { Q_OBJECT public: QProxyFontEngine(QAbstractFontEngine *engine, const QFontDef &def); virtual ~QProxyFontEngine(); virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; virtual QImage alphaMapForGlyph(glyph_t); virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags); virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); virtual glyph_metrics_t boundingBox(glyph_t glyph); virtual QFixed ascent() const; virtual QFixed descent() const; virtual QFixed leading() const; virtual QFixed xHeight() const; virtual QFixed averageCharWidth() const; virtual QFixed lineThickness() const; virtual QFixed underlinePosition() const; virtual qreal maxCharWidth() const; virtual qreal minLeftBearing() const; virtual qreal minRightBearing() const; virtual int glyphCount() const; virtual bool canRender(const QChar *string, int len); virtual Type type() const { return Proxy; } virtual const char *name() const { return "proxy engine"; } #if !defined(Q_WS_X11) && !defined(Q_WS_WIN) && !defined(Q_WS_MAC) virtual void draw(QPaintEngine *, qreal, qreal, const QTextItemInt &); #endif inline QAbstractFontEngine::Capabilities capabilities() const { return engineCapabilities; } bool drawAsOutline() const; private: QAbstractFontEngine *engine; QAbstractFontEngine::Capabilities engineCapabilities; }; QT_END_NAMESPACE #endif