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qwt_legend_data.h
/******************************************************************************
* 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_LEGEND_DATA_H
#define QWT_LEGEND_DATA_H
#include "qwt_global.h"
#include <qvariant.h>
#include <qmap.h>
class QwtText;
class QwtGraphic;
class QWT_EXPORT QwtLegendData
{
public:
enum Mode
{
ReadOnly,
Clickable,
Checkable
};
enum Role
{
// The value is a Mode
ModeRole,
// The value is a title
TitleRole,
// The value is an icon
IconRole,
// Values < UserRole are reserved for internal use
UserRole = 32
};
QwtLegendData();
~QwtLegendData();
void setValues( const QMap< int, QVariant >& );
const QMap< int, QVariant >& values() const;
void setValue( int role, const QVariant& );
QVariant value( int role ) const;
bool hasRole( int role ) const;
bool isValid() const;
QwtGraphic icon() const;
QwtText title() const;
Mode mode() const;
private:
QMap< int, QVariant > m_map;
};
#endif
QMap< int, QVariant >
QwtGraphic
A paint device for scalable graphics.
Definition qwt_graphic.h:76
QwtLegendData
Attributes of an entry on a legend.
Definition qwt_legend_data.h:37
QwtLegendData::Role
Role
Identifier how to interpret a QVariant.
Definition qwt_legend_data.h:54
QwtLegendData::Mode
Mode
Mode defining how a legend entry interacts.
Definition qwt_legend_data.h:41
QwtLegendData::Clickable
@ Clickable
The legend item is clickable, like a push button.
Definition qwt_legend_data.h:46
QwtLegendData::ReadOnly
@ ReadOnly
The legend item is not interactive, like a label.
Definition qwt_legend_data.h:43
QwtText
A class representing a text.
Definition qwt_text.h:52