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/****************************************************************************
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**
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** Copyright (C) 2009 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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**
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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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#ifndef QFONTENGINE_WIN_P_H
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#define QFONTENGINE_WIN_P_H
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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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#include <QtCore/qconfig.h>
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QT_BEGIN_NAMESPACE
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class QNativeImage;
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class QFontEngineWin : public QFontEngine
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{
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public:
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QFontEngineWin(const QString &name, HFONT, bool, LOGFONT);
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~QFontEngineWin();
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virtual QFixed lineThickness() const;
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virtual Properties properties() const;
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virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics);
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virtual FaceId faceId() const;
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virtual bool getSfntTableData(uint tag, uchar *buffer, uint *length) const;
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virtual int synthesized() const;
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virtual QFixed emSquareSize() const;
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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 *glyphs, QTextEngine::ShaperFlags) const;
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virtual void addOutlineToPath(qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags);
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virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs,
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QPainterPath *path, QTextItem::RenderFlags flags);
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HGDIOBJ selectDesignFont() const;
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virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs);
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virtual glyph_metrics_t boundingBox(glyph_t g) { return boundingBox(g, QTransform()); }
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virtual glyph_metrics_t boundingBox(glyph_t g, const QTransform &t);
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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 qreal maxCharWidth() const;
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virtual qreal minLeftBearing() const;
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virtual qreal minRightBearing() const;
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virtual const char *name() const;
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bool canRender(const QChar *string, int len);
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Type type() const;
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virtual QImage alphaMapForGlyph(glyph_t t) { return alphaMapForGlyph(t, QTransform()); }
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virtual QImage alphaMapForGlyph(glyph_t, const QTransform &xform);
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virtual QImage alphaRGBMapForGlyph(glyph_t t, int margin, const QTransform &xform);
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int getGlyphIndexes(const QChar *ch, int numChars, QGlyphLayout *glyphs, bool mirrored) const;
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void getCMap();
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QString _name;
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HFONT hfont;
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LOGFONT logfont;
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uint stockFont : 1;
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uint ttf : 1;
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uint hasOutline : 1;
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TEXTMETRIC tm;
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int lw;
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const unsigned char *cmap;
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QByteArray cmapTable;
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mutable qreal lbearing;
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mutable qreal rbearing;
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QFixed designToDevice;
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int unitsPerEm;
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QFixed x_height;
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FaceId _faceId;
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mutable int synthesized_flags;
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mutable QFixed lineWidth;
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mutable unsigned char *widthCache;
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mutable uint widthCacheSize;
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mutable QFixed *designAdvances;
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mutable int designAdvancesSize;
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private:
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QNativeImage *drawGDIGlyph(HFONT font, glyph_t, int margin, const QTransform &xform,
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QImage::Format mask_format);
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};
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class QFontEngineMultiWin : public QFontEngineMulti
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{
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public:
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QFontEngineMultiWin(QFontEngineWin *first, const QStringList &fallbacks);
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void loadEngine(int at);
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QStringList fallbacks;
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};
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QT_END_NAMESPACE
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#endif // QFONTENGINE_WIN_P_H
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