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42 #ifndef QCOSMETICSTROKER_P_H
43 #define QCOSMETICSTROKER_P_H
45 #include <private/qdrawhelper_p.h>
46 #include <private/qvectorpath_p.h>
47 #include <private/qpaintengine_raster_p.h>
55 class QCosmeticStroker;
58 typedef void (*StrokeLine)(QCosmeticStroker *stroker, qreal x1, qreal y1, qreal x2, qreal y2, int caps);
60 class QCosmeticStroker
78 // used to avoid drop outs or duplicated points
88 QCosmeticStroker(QRasterPaintEngineState *s, const QRect &dr)
96 legacyRounding(false),
99 lastAxisAligned(false)
102 ~QCosmeticStroker() { free(pattern); free(reversePattern); }
104 void setLegacyRoundingEnabled(bool legacyRoundingEnabled) { legacyRounding = legacyRoundingEnabled; }
106 void drawLine(const QPointF &p1, const QPointF &p2);
107 void drawPath(const QVectorPath &path);
108 void drawPoints(const QPoint *points, int num);
109 void drawPoints(const QPointF *points, int num);
112 QRasterPaintEngineState *state;
114 // clip bounds in real
129 enum { NSPANS = 255 };
130 QT_FT_Span spans[NSPANS];
142 bool lastAxisAligned;
147 void renderCubic(const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4, int caps);
148 void renderCubicSubdivision(PointF *points, int level, int caps);
149 // used for closed subpaths
150 void calculateLastPoint(qreal rx1, qreal ry1, qreal rx2, qreal ry2);
153 bool clipLine(qreal &x1, qreal &y1, qreal &x2, qreal &y2);
160 #endif // QCOSMETICLINE_H