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;
    83     virtual int rtti() 
const;
    85     void setPen( 
const QColor &, qreal width = 0.0, Qt::PenStyle = Qt::SolidLine );
    86     void setPen( 
const QPen & );
    87     const QPen &pen() 
const;
    89     void setBrush( 
const QBrush & );
    90     const QBrush &brush() 
const;
    92     void setSamples( 
const QVector<QwtIntervalSample> & );
    95     void setBaseline( 
double reference );
    96     double baseline() 
const;
   106         const QRectF &canvasRect, 
int from, 
int to ) 
const;
   119     void drawColumns( QPainter *,
   121         int from, 
int to ) 
const;
   123     void drawOutline( QPainter *,
   125         int from, 
int to ) 
const;
   127     void drawLines( QPainter *,
   129          int from, 
int to ) 
const;
   133     void flushPolygon( QPainter *, 
double baseLine, QPolygonF & ) 
const;
 Definition: qwt_plot_histogram.h:57
virtual QRectF boundingRect() const 
Definition: qwt_plot_seriesitem.cpp:94
Definition: qwt_plot_histogram.h:64
A class representing a text. 
Definition: qwt_text.h:51
A scale map. 
Definition: qwt_scale_map.h:30
virtual QwtGraphic legendIcon(int index, const QSizeF &) const 
Definition: qwt_plot_item.cpp:371
HistogramStyle
Definition: qwt_plot_histogram.h:49
Directed rectangle representing bounding rectangle and orientation of a column. 
Definition: qwt_column_symbol.h:28
QwtPlotHistogram represents a series of samples, where an interval is associated with a value (  )...
Definition: qwt_plot_histogram.h:39
virtual int rtti() const 
Definition: qwt_plot_item.cpp:120
virtual void drawSeries(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect, int from, int to) const  =0
A drawing primitive for columns. 
Definition: qwt_column_symbol.h:93
Class storing a QwtSeriesData object. 
Definition: qwt_series_store.h:57
Base class for plot items representing a series of samples. 
Definition: qwt_plot_seriesitem.h:22
A sample of the types (x1-x2, y) or (x, y1-y2) 
Definition: qwt_samples.h:19
Definition: qwt_plot_histogram.h:69
A paint device for scalable graphics. 
Definition: qwt_graphic.h:74