Qwt User's Guide 6.3.0
Loading...
Searching...
No Matches
qwt_plot_seriesitem.h
1/******************************************************************************
2 * Qwt Widget Library
3 * Copyright (C) 1997 Josef Wilgen
4 * Copyright (C) 2002 Uwe Rathmann
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the Qwt License, Version 1.0
8 *****************************************************************************/
9
10#ifndef QWT_PLOT_SERIES_ITEM_H
11#define QWT_PLOT_SERIES_ITEM_H
12
13#include "qwt_global.h"
14#include "qwt_plot_item.h"
15#include "qwt_series_store.h"
16
17#include <qstring.h>
18
19class QwtScaleDiv;
20
24class QWT_EXPORT QwtPlotSeriesItem : public QwtPlotItem,
25 public virtual QwtAbstractSeriesStore
26{
27 public:
28 explicit QwtPlotSeriesItem( const QString& title = QString() );
29 explicit QwtPlotSeriesItem( const QwtText& title );
30
31 virtual ~QwtPlotSeriesItem();
32
33 void setOrientation( Qt::Orientation );
34 Qt::Orientation orientation() const;
35
36 virtual void draw( QPainter*,
37 const QwtScaleMap& xMap, const QwtScaleMap& yMap,
38 const QRectF& canvasRect ) const QWT_OVERRIDE;
39
51 virtual void drawSeries( QPainter* painter,
52 const QwtScaleMap& xMap, const QwtScaleMap& yMap,
53 const QRectF& canvasRect, int from, int to ) const = 0;
54
55 virtual QRectF boundingRect() const QWT_OVERRIDE;
56
57 virtual void updateScaleDiv(
58 const QwtScaleDiv&, const QwtScaleDiv& ) QWT_OVERRIDE;
59
60 protected:
61 virtual void dataChanged() QWT_OVERRIDE;
62
63 private:
64 class PrivateData;
65 PrivateData* m_data;
66};
67
68#endif
Bridge between QwtSeriesStore and QwtPlotSeriesItem.
Base class for items on the plot canvas.
virtual void draw(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const =0
Draw the item.
virtual QRectF boundingRect() const
Base class for plot items representing a series of samples.
virtual void drawSeries(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect, int from, int to) const =0
A class representing a scale division.
A scale map.
A class representing a text.
Definition qwt_text.h:52