qwt_plot_intervalcurve.h
/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_PLOT_INTERVAL_CURVE_H
#define QWT_PLOT_INTERVAL_CURVE_H
#include "qwt_global.h"
#include "qwt_plot_seriesitem.h"
#include "qwt_series_data.h"
class QwtIntervalSymbol;
class QWT_EXPORT QwtPlotIntervalCurve:
public QwtPlotSeriesItem, public QwtSeriesStore<QwtIntervalSample>
{
public:
enum CurveStyle
{
NoCurve,
Tube,
UserCurve = 100
};
enum PaintAttribute
{
ClipPolygons = 0x01,
ClipSymbol = 0x02
};
typedef QFlags<PaintAttribute> PaintAttributes;
explicit QwtPlotIntervalCurve( const QString &title = QString() );
explicit QwtPlotIntervalCurve( const QwtText &title );
virtual ~QwtPlotIntervalCurve();
virtual int rtti() const;
void setPaintAttribute( PaintAttribute, bool on = true );
bool testPaintAttribute( PaintAttribute ) const;
void setSamples( const QVector<QwtIntervalSample> & );
void setSamples( QwtSeriesData<QwtIntervalSample> * );
void setPen( const QColor &, qreal width = 0.0, Qt::PenStyle = Qt::SolidLine );
void setPen( const QPen & );
const QPen &pen() const;
void setBrush( const QBrush & );
const QBrush &brush() const;
void setStyle( CurveStyle style );
CurveStyle style() const;
void setSymbol( const QwtIntervalSymbol * );
const QwtIntervalSymbol *symbol() const;
virtual void drawSeries( QPainter *,
const QwtScaleMap &xMap, const QwtScaleMap &yMap,
const QRectF &canvasRect, int from, int to ) const;
virtual QRectF boundingRect() const;
virtual QwtGraphic legendIcon( int index, const QSizeF & ) const;
protected:
void init();
virtual void drawTube( QPainter *,
const QwtScaleMap &xMap, const QwtScaleMap &yMap,
const QRectF &canvasRect, int from, int to ) const;
virtual void drawSymbols( QPainter *, const QwtIntervalSymbol &,
const QwtScaleMap &xMap, const QwtScaleMap &yMap,
const QRectF &canvasRect, int from, int to ) const;
private:
class PrivateData;
PrivateData *d_data;
};
Q_DECLARE_OPERATORS_FOR_FLAGS( QwtPlotIntervalCurve::PaintAttributes )
#endif
QwtPlotIntervalCurve::NoCurve
@ NoCurve
Definition: qwt_plot_intervalcurve.h:42
QwtPlotSeriesItem::boundingRect
virtual QRectF boundingRect() const
Definition: qwt_plot_seriesitem.cpp:95
QwtPlotSeriesItem
Base class for plot items representing a series of samples.
Definition: qwt_plot_seriesitem.h:24
QwtSeriesStore
Class storing a QwtSeriesData object.
Definition: qwt_series_store.h:66
QwtPlotIntervalCurve::PaintAttribute
PaintAttribute
Definition: qwt_plot_intervalcurve.h:64
QwtPlotItem::rtti
virtual int rtti() const
Definition: qwt_plot_item.cpp:120
QwtSeriesData< QwtIntervalSample >
QwtText
A class representing a text.
Definition: qwt_text.h:52
QwtPlotIntervalCurve
QwtPlotIntervalCurve represents a series of samples, where each value is associated with an interval ...
Definition: qwt_plot_intervalcurve.h:29
QwtPlotSeriesItem::drawSeries
virtual void drawSeries(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect, int from, int to) const =0
QwtIntervalSymbol
A drawing primitive for displaying an interval like an error bar.
Definition: qwt_interval_symbol.h:27
QwtGraphic
A paint device for scalable graphics.
Definition: qwt_graphic.h:75
QwtPlotIntervalCurve::Tube
@ Tube
Definition: qwt_plot_intervalcurve.h:49
QwtScaleMap
A scale map.
Definition: qwt_scale_map.h:31
QwtPlotIntervalCurve::PaintAttributes
QFlags< PaintAttribute > PaintAttributes
Paint attributes.
Definition: qwt_plot_intervalcurve.h:77
QwtPlotItem::legendIcon
virtual QwtGraphic legendIcon(int index, const QSizeF &) const
Definition: qwt_plot_item.cpp:371
QwtPlotIntervalCurve::CurveStyle
CurveStyle
Curve styles. The default setting is QwtPlotIntervalCurve::Tube.
Definition: qwt_plot_intervalcurve.h:38