| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Charts module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
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| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtCharts/QAreaLegendMarker> |
| #include <private/qarealegendmarker_p.h> |
| #include <private/qareaseries_p.h> |
| #include <QtCharts/QAreaSeries> |
| |
| QT_CHARTS_BEGIN_NAMESPACE |
| |
| /*! |
| \class QAreaLegendMarker |
| \inmodule QtCharts |
| \brief The QAreaLegendMarker class is a legend marker for an area series. |
| |
| An area legend marker is related to a QAreaSeries object, so that one area series |
| results in one marker. |
| |
| \sa QLegend, QAreaSeries |
| */ |
| |
| /*! |
| \fn virtual LegendMarkerType QAreaLegendMarker::type() |
| \reimp |
| */ |
| |
| /*! |
| \internal |
| */ |
| QAreaLegendMarker::QAreaLegendMarker(QAreaSeries *series, QLegend *legend, QObject *parent) : |
| QLegendMarker(*new QAreaLegendMarkerPrivate(this,series,legend), parent) |
| { |
| d_ptr->updated(); |
| } |
| |
| /*! |
| Removes the legend marker for an area series. |
| */ |
| QAreaLegendMarker::~QAreaLegendMarker() |
| { |
| } |
| |
| /*! |
| \internal |
| */ |
| QAreaLegendMarker::QAreaLegendMarker(QAreaLegendMarkerPrivate &d, QObject *parent) : |
| QLegendMarker(d, parent) |
| { |
| } |
| |
| /*! |
| \reimp |
| */ |
| QAreaSeries* QAreaLegendMarker::series() |
| { |
| Q_D(QAreaLegendMarker); |
| return d->m_series; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| QAreaLegendMarkerPrivate::QAreaLegendMarkerPrivate(QAreaLegendMarker *q, QAreaSeries *series, QLegend *legend) : |
| QLegendMarkerPrivate(q,legend), |
| q_ptr(q), |
| m_series(series) |
| { |
| QObject::connect(m_series->d_func(),SIGNAL(updated()), this, SLOT(updated())); |
| QObject::connect(m_series, SIGNAL(nameChanged()), this, SLOT(updated())); |
| } |
| |
| QAreaLegendMarkerPrivate::~QAreaLegendMarkerPrivate() |
| { |
| } |
| |
| QAreaSeries* QAreaLegendMarkerPrivate::series() |
| { |
| return m_series; |
| } |
| |
| QObject* QAreaLegendMarkerPrivate::relatedObject() |
| { |
| return m_series; |
| } |
| |
| void QAreaLegendMarkerPrivate::updated() |
| { |
| bool labelChanged = false; |
| bool brushChanged = false; |
| |
| if (!m_customBrush && (m_item->brush() != m_series->brush())) { |
| m_item->setBrush(m_series->brush()); |
| brushChanged = true; |
| } |
| if (!m_customLabel && (m_item->label() != m_series->name())) { |
| m_item->setLabel(m_series->name()); |
| labelChanged = true; |
| } |
| invalidateLegend(); |
| |
| if (labelChanged) |
| emit q_ptr->labelChanged(); |
| if (brushChanged) |
| emit q_ptr->brushChanged(); |
| } |
| |
| QT_CHARTS_END_NAMESPACE |
| |
| #include "moc_qarealegendmarker.cpp" |
| #include "moc_qarealegendmarker_p.cpp" |