diff options
Diffstat (limited to 'src/gui/text/qfontengine_p.h')
-rw-r--r-- | src/gui/text/qfontengine_p.h | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h index 0d635c4323..78f15496ca 100644 --- a/src/gui/text/qfontengine_p.h +++ b/src/gui/text/qfontengine_p.h @@ -72,7 +72,6 @@ QT_BEGIN_NAMESPACE class QChar; class QPainterPath; -class QTextEngine; struct QGlyphLayout; #define MAKE_TAG(ch1, ch2, ch3, ch4) (\ @@ -116,6 +115,13 @@ public: Format_A32 }; + enum ShaperFlag { + RightToLeft = 0x0001, + DesignMetrics = 0x0002, + GlyphIndicesOnly = 0x0004 + }; + Q_DECLARE_FLAGS(ShaperFlags, ShaperFlag) + QFontEngine(); virtual ~QFontEngine(); @@ -158,14 +164,14 @@ public: virtual QFixed emSquareSize() const { return ascent(); } /* returns 0 as glyph index for non existent glyphs */ - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const = 0; + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, ShaperFlags flags) const = 0; /** * This is a callback from harfbuzz. The font engine uses the font-system in use to find out the * advances of each glyph and set it on the layout. */ - virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const {} - virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const; + virtual void recalcAdvances(QGlyphLayout *, ShaperFlags) const {} + virtual void doKerning(QGlyphLayout *, ShaperFlags) const; virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags); @@ -301,6 +307,8 @@ private: mutable QLinkedList<GlyphCacheEntry> m_glyphCaches; }; +Q_DECLARE_OPERATORS_FOR_FLAGS(QFontEngine::ShaperFlags) + inline bool operator ==(const QFontEngine::FaceId &f1, const QFontEngine::FaceId &f2) { return (f1.index == f2.index) && (f1.encoding == f2.encoding) && (f1.filename == f2.filename); @@ -322,8 +330,8 @@ public: QFontEngineBox(int size); ~QFontEngineBox(); - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; - virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, ShaperFlags flags) const; + virtual void recalcAdvances(QGlyphLayout *, ShaperFlags) const; void draw(QPaintEngine *p, qreal x, qreal y, const QTextItemInt &si); virtual void addOutlineToPath(qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags); @@ -359,14 +367,13 @@ public: explicit QFontEngineMulti(int engineCount); ~QFontEngineMulti(); - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, - QTextEngine::ShaperFlags flags) const; + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, ShaperFlags flags) const; virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); virtual glyph_metrics_t boundingBox(glyph_t glyph); - virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; - virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const; + virtual void recalcAdvances(QGlyphLayout *, ShaperFlags) const; + virtual void doKerning(QGlyphLayout *, ShaperFlags) const; virtual void addOutlineToPath(qreal, qreal, const QGlyphLayout &, QPainterPath *, QTextItem::RenderFlags flags); virtual void getGlyphBearings(glyph_t glyph, qreal *leftBearing = 0, qreal *rightBearing = 0); |