Qwt User's Guide
6.3.0
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qwt_plot_graphicitem.h
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/******************************************************************************
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* Qwt Widget Library
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* Copyright (C) 1997 Josef Wilgen
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* Copyright (C) 2002 Uwe Rathmann
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the Qwt License, Version 1.0
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*****************************************************************************/
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#ifndef QWT_PLOT_GRAPHIC_ITEM_H
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#define QWT_PLOT_GRAPHIC_ITEM_H
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#include "qwt_global.h"
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#include "qwt_plot_item.h"
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#include <qstring.h>
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class
QWT_EXPORT
QwtPlotGraphicItem
:
public
QwtPlotItem
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{
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public
:
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explicit
QwtPlotGraphicItem
(
const
QString& title = QString() );
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explicit
QwtPlotGraphicItem
(
const
QwtText
& title );
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virtual
~QwtPlotGraphicItem
();
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void
setGraphic(
const
QRectF& rect,
const
QwtGraphic
& );
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QwtGraphic
graphic()
const
;
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virtual
QRectF
boundingRect
()
const
QWT_OVERRIDE;
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virtual
void
draw
( QPainter*,
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const
QwtScaleMap
& xMap,
const
QwtScaleMap
& yMap,
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const
QRectF& canvasRect )
const
QWT_OVERRIDE;
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virtual
int
rtti
()
const
QWT_OVERRIDE;
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private
:
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void
init();
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class
PrivateData;
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PrivateData* m_data;
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};
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#endif
QwtGraphic
A paint device for scalable graphics.
Definition
qwt_graphic.h:76
QwtPlotGraphicItem
A plot item, which displays a recorded sequence of QPainter commands.
Definition
qwt_plot_graphicitem.h:30
QwtPlotItem
Base class for items on the plot canvas.
Definition
qwt_plot_item.h:67
QwtPlotItem::draw
virtual void draw(QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect) const =0
Draw the item.
QwtPlotItem::rtti
virtual int rtti() const
Definition
qwt_plot_item.cpp:136
QwtPlotItem::boundingRect
virtual QRectF boundingRect() const
Definition
qwt_plot_item.cpp:568
QwtScaleMap
A scale map.
Definition
qwt_scale_map.h:27
QwtText
A class representing a text.
Definition
qwt_text.h:52
src
qwt_plot_graphicitem.h
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