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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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QFONTENGINE_MAC_P_H
+#define QFONTENGINE_MAC_P_H
+
+#include <private/qfontengine_p.h>
+
+#ifndef QT_MAC_USE_COCOA
+class QFontEngineMacMulti;
+class QFontEngineMac : public QFontEngine
+{
+ friend class QFontEngineMacMulti;
+public:
+ QFontEngineMac(ATSUStyle baseStyle, ATSUFontID fontID, const QFontDef &def, QFontEngineMacMulti *multiEngine = 0);
+ virtual ~QFontEngineMac();
+
+ virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *numGlyphs, QTextEngine::ShaperFlags flags) const;
+ virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const;
+
+ 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 qreal maxCharWidth() const;
+ virtual QFixed averageCharWidth() const;
+
+ virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs,
+ QPainterPath *path, QTextItem::RenderFlags);
+
+ virtual const char *name() const { return "QFontEngineMac"; }
+
+ virtual bool canRender(const QChar *string, int len);
+
+ virtual int synthesized() const { return synthesisFlags; }
+
+ virtual Type type() const { return QFontEngine::Mac; }
+
+ void draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight);
+
+ virtual FaceId faceId() const;
+ virtual QByteArray getSfntTable(uint tag) const;
+ virtual Properties properties() const;
+ virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics);
+ virtual QImage alphaMapForGlyph(glyph_t);
+ virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t);
+
+private:
+ QImage imageForGlyph(glyph_t glyph, int margin, bool colorful);
+
+ ATSUFontID fontID;
+ QCFType<CGFontRef> cgFont;
+ ATSUStyle style;
+ int synthesisFlags;
+ mutable QGlyphLayout kashidaGlyph;
+ QFontEngineMacMulti *multiEngine;
+ mutable const unsigned char *cmap;
+ mutable bool symbolCMap;
+ mutable QByteArray cmapTable;
+ CGAffineTransform transform;
+ QFixed m_ascent;
+ QFixed m_descent;
+ QFixed m_leading;
+ qreal m_maxCharWidth;
+ QFixed m_xHeight;
+ QFixed m_averageCharWidth;
+};
+
+class QFontEngineMacMulti : public QFontEngineMulti
+{
+ friend class QFontEngineMac;
+public:
+ // internal
+ struct ShaperItem
+ {
+ inline ShaperItem() : string(0), from(0), length(0),
+ log_clusters(0), charAttributes(0) {}
+
+ const QChar *string;
+ int from;
+ int length;
+ QGlyphLayout glyphs;
+ unsigned short *log_clusters;
+ const HB_CharAttributes *charAttributes;
+ QTextEngine::ShaperFlags flags;
+ };
+
+ QFontEngineMacMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning);
+ virtual ~QFontEngineMacMulti();
+
+ virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const;
+ bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags,
+ unsigned short *logClusters, const HB_CharAttributes *charAttributes, QScriptItem *) const;
+
+ virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const;
+ virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const;
+
+ virtual const char *name() const { return "ATSUI"; }
+
+ virtual bool canRender(const QChar *string, int len);
+
+ inline ATSUFontID macFontID() const { return fontID; }
+
+protected:
+ virtual void loadEngine(int at);
+
+private:
+ inline const QFontEngineMac *engineAt(int i) const
+ { return static_cast<const QFontEngineMac *>(engines.at(i)); }
+
+ bool stringToCMapInternal(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags, ShaperItem *item) const;
+
+ int fontIndexForFontID(ATSUFontID id) const;
+
+ ATSUFontID fontID;
+ uint kerning : 1;
+
+ mutable ATSUTextLayout textLayout;
+ mutable ATSUStyle style;
+ CGAffineTransform transform;
+};
+#endif //!QT_MAC_USE_COCOA
+
+#endif // QFONTENGINE_MAC_P_H