/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QABSTRACTFONTENGINE_P_H+
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#define QABSTRACTFONTENGINE_P_H+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API.  It exists purely as an+
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// implementation detail.  This header file may change from version to+
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// version without notice, or even be removed.+
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//+
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// We mean it.+
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//+
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+
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#include "qfontengine_p.h"+
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#include "qabstractfontengine_qws.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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class QCustomFontEngine;+
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+
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class QProxyFontEngine : public QFontEngine+
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{+
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    Q_OBJECT+
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public:+
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    QProxyFontEngine(QAbstractFontEngine *engine, const QFontDef &def);+
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    virtual ~QProxyFontEngine();+
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+
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    virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const;+
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    virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const;+
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    virtual QImage alphaMapForGlyph(glyph_t);+
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    virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags);+
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    virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs);+
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    virtual glyph_metrics_t boundingBox(glyph_t glyph);+
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+
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    virtual QFixed ascent() const;+
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    virtual QFixed descent() const;+
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    virtual QFixed leading() const;+
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    virtual QFixed xHeight() const;+
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    virtual QFixed averageCharWidth() const;+
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    virtual QFixed lineThickness() const;+
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    virtual QFixed underlinePosition() const;+
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    virtual qreal maxCharWidth() const;+
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    virtual qreal minLeftBearing() const;+
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    virtual qreal minRightBearing() const;+
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    virtual int glyphCount() const;+
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+
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    virtual bool canRender(const QChar *string, int len);+
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+
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    virtual Type type() const { return Proxy; }+
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    virtual const char *name() const { return "proxy engine"; }+
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+
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#if !defined(Q_WS_X11) && !defined(Q_WS_WIN) && !defined(Q_WS_MAC) && !defined(Q_OS_SYMBIAN)+
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    virtual void draw(QPaintEngine *, qreal, qreal, const QTextItemInt &);+
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#endif+
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+
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    inline QAbstractFontEngine::Capabilities capabilities() const+
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    { return engineCapabilities; }+
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+
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    bool drawAsOutline() const;+
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+
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private:+
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    QAbstractFontEngine *engine;+
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    QAbstractFontEngine::Capabilities engineCapabilities;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif+
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