10 #ifndef QWT_PLOT_HISTOGRAM_H
11 #define QWT_PLOT_HISTOGRAM_H
13 #include "qwt_global.h"
14 #include "qwt_plot_seriesitem.h"
15 #include "qwt_column_symbol.h"
19 class QwtIntervalData;
80 virtual int rtti()
const;
82 void setPen(
const QPen & );
83 const QPen &pen()
const;
85 void setBrush(
const QBrush & );
86 const QBrush &brush()
const;
88 void setSamples(
const QVector<QwtIntervalSample> & );
90 void setBaseline(
double reference );
91 double baseline()
const;
93 void setStyle( HistogramStyle style );
94 HistogramStyle style()
const;
101 const QRectF &canvasRect,
int from,
int to )
const;
114 void drawColumns( QPainter *,
116 int from,
int to )
const;
118 void drawOutline( QPainter *,
120 int from,
int to )
const;
122 void drawLines( QPainter *,
124 int from,
int to )
const;
128 void flushPolygon( QPainter *,
double baseLine, QPolygonF & )
const;