NAME¶

QwtLegendItemManager - Abstract API to bind plot items to the legend.

SYNOPSIS¶

#include <qwt_legend_itemmanager.h> Inherited by QwtPlotItem.

Public Member Functions¶

QwtLegendItemManager () virtual ~QwtLegendItemManager () virtual void updateLegend (QwtLegend *legend) const =0 virtual QWidget * legendItem () const =0 virtual void drawLegendIdentifier (QPainter *, const QRectF &) const

Detailed Description¶

Abstract API to bind plot items to the legend.

Constructor & Destructor Documentation¶

QwtLegendItemManager::QwtLegendItemManager () [inline]¶

Constructor.

virtual QwtLegendItemManager::~QwtLegendItemManager () [inline, virtual]¶

Destructor.

Member Function Documentation¶

virtual void QwtLegendItemManager::drawLegendIdentifier (QPainter *, const QRectF &) const [inline, virtual] QwtLegendItem can display an icon-identifier followed by a text. The icon helps to identify a plot item on the plot canvas and depends on the type of information, that is displayed.¶

The default implementation paints nothing. Reimplemented in QwtPlotCurve, QwtPlotHistogram, QwtPlotIntervalCurve, and QwtPlotMarker.

virtual QWidget* QwtLegendItemManager::legendItem () const [pure virtual] Allocate the widget that represents the item on the legend¶

Returns: See also: Implemented in QwtPlotItem.

virtual void QwtLegendItemManager::updateLegend ( QwtLegend *legend) const [pure virtual] Update the widget that represents the item on the legend¶

Parameters: See also: Implemented in QwtPlotCurve, QwtPlotItem, and QwtPlotMarker.

Author¶

Generated automatically by Doxygen for Qwt User's Guide from the source code.