qwt_legend_data.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_LEGEND_DATA_H
#define QWT_LEGEND_DATA_H
#include "qwt_global.h"
#include "qwt_text.h"
#include "qwt_graphic.h"
#include <qvariant.h>
#include <qpixmap.h>
#include <qmap.h>
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> d_map;
};
#endif
QwtLegendData::Role
Role
Identifier how to interprete a QVariant.
Definition: qwt_legend_data.h:53
QwtLegendData
Attributes of an entry on a legend.
Definition: qwt_legend_data.h:36
QwtText
A class representing a text.
Definition: qwt_text.h:52
QwtLegendData::ReadOnly
@ ReadOnly
The legend item is not interactive, like a label.
Definition: qwt_legend_data.h:42
QwtGraphic
A paint device for scalable graphics.
Definition: qwt_graphic.h:75
QwtLegendData::Mode
Mode
Mode defining how a legend entry interacts.
Definition: qwt_legend_data.h:40
QwtLegendData::Clickable
@ Clickable
The legend item is clickable, like a push button.
Definition: qwt_legend_data.h:45