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qxylegendmarker.cpp
134 lines | 3.3 KiB | text/x-c | CppLexer
/ src / legend / qxylegendmarker.cpp
/****************************************************************************
**
** Copyright (C) 2012 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qxylegendmarker.h"
#include "qxylegendmarker_p.h"
#include "qxyseries_p.h"
#include <QXYSeries>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
/*!
\class QXYLegendMarker
\brief QXYLegendMarker object
\mainclass
QXYLegendMarker is related to QXYSeries derived classes. Each marker is related to one series.
\sa QLegend QXYSeries QSplineSeries QScatterSeries QLineSeries
*/
/*!
\fn virtual LegendMarkerType QXYLegendMarker::type()
Returns QLegendMarker::LegendMarkerTypeXY
*/
/*!
\internal
*/
QXYLegendMarker::QXYLegendMarker(QXYSeries *series, QLegend *legend, QObject *parent) :
QLegendMarker(*new QXYLegendMarkerPrivate(this,series,legend), parent)
{
d_ptr->updated();
}
/*!
Destructor
*/
QXYLegendMarker::~QXYLegendMarker()
{
}
/*!
\internal
*/
QXYLegendMarker::QXYLegendMarker(QXYLegendMarkerPrivate &d, QObject *parent) :
QLegendMarker(d, parent)
{
}
/*!
Returns the related series
*/
QXYSeries* QXYLegendMarker::series()
{
Q_D(QXYLegendMarker);
return d->m_series;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
QXYLegendMarkerPrivate::QXYLegendMarkerPrivate(QXYLegendMarker *q, QXYSeries *series, QLegend *legend) :
QLegendMarkerPrivate(q,legend),
q_ptr(q),
m_series(series)
{
QObject::connect(m_series, SIGNAL(nameChanged()), this, SLOT(updated()));
QObject::connect(m_series->d_func(), SIGNAL(updated()), this, SLOT(updated()));
}
QXYLegendMarkerPrivate::~QXYLegendMarkerPrivate()
{
}
QAbstractSeries* QXYLegendMarkerPrivate::series()
{
return m_series;
}
QObject* QXYLegendMarkerPrivate::relatedObject()
{
return m_series;
}
void QXYLegendMarkerPrivate::updated()
{
bool labelChanged = false;
bool brushChanged = false;
if (m_item->label() != m_series->name()) {
m_item->setLabel(m_series->name());
labelChanged = true;
}
if (m_series->type()== QAbstractSeries::SeriesTypeScatter) {
if (m_item->brush() != m_series->brush()) {
m_item->setBrush(m_series->brush());
brushChanged = true;
}
} else {
if (m_item->brush().color() != m_series->pen().color()) {
m_item->setBrush(QBrush(m_series->pen().color()));
brushChanged = true;
}
}
invalidateLegend();
if (labelChanged)
emit q_ptr->labelChanged();
if (brushChanged)
emit q_ptr->brushChanged();
}
#include "moc_qxylegendmarker.cpp"
#include "moc_qxylegendmarker_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE