| /**************************************************************************** |
| ** |
| ** 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 |
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| ** |
| ** 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 |
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| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtCharts/QBarLegendMarker> |
| #include <private/qbarlegendmarker_p.h> |
| #include <QtCharts/QAbstractBarSeries> |
| #include <QtCharts/QBarSet> |
| |
| QT_CHARTS_BEGIN_NAMESPACE |
| |
| /*! |
| \class QBarLegendMarker |
| \inmodule QtCharts |
| \brief The QBarLegendMarker class is a legend marker for a bar series. |
| |
| A bar legend marker is related to QAbstractBarSeries derived classes. With a bar series, |
| each marker is related to one QBarSet. |
| |
| \sa QLegend, QAbstractBarSeries, QBarSet |
| */ |
| |
| /*! |
| \fn virtual LegendMarkerType QBarLegendMarker::type() |
| \reimp |
| */ |
| |
| /*! |
| \internal |
| Constructor |
| */ |
| QBarLegendMarker::QBarLegendMarker(QAbstractBarSeries *series, QBarSet *barset, QLegend *legend, QObject *parent) : |
| QLegendMarker(*new QBarLegendMarkerPrivate(this,series,barset,legend), parent) |
| { |
| d_ptr->updated(); |
| } |
| |
| /*! |
| Removes the legend marker for a bar set. |
| */ |
| QBarLegendMarker::~QBarLegendMarker() |
| { |
| } |
| |
| /*! |
| \internal |
| */ |
| QBarLegendMarker::QBarLegendMarker(QBarLegendMarkerPrivate &d, QObject *parent) : |
| QLegendMarker(d, parent) |
| { |
| } |
| |
| /*! |
| \reimp |
| */ |
| QAbstractBarSeries *QBarLegendMarker::series() |
| { |
| Q_D(QBarLegendMarker); |
| return d->m_series; |
| } |
| |
| /*! |
| Returns the bar set related to the marker. |
| */ |
| QBarSet* QBarLegendMarker::barset() |
| { |
| Q_D(QBarLegendMarker); |
| return d->m_barset; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| QBarLegendMarkerPrivate::QBarLegendMarkerPrivate(QBarLegendMarker *q, QAbstractBarSeries *series, QBarSet *barset, QLegend *legend) : |
| QLegendMarkerPrivate(q,legend), |
| q_ptr(q), |
| m_series(series), |
| m_barset(barset) |
| { |
| QObject::connect(m_barset, SIGNAL(penChanged()), this, SLOT(updated())); |
| QObject::connect(m_barset, SIGNAL(labelChanged()), this, SLOT(updated())); |
| QObject::connect(m_barset, SIGNAL(brushChanged()), this, SLOT(updated())); |
| } |
| |
| QBarLegendMarkerPrivate::~QBarLegendMarkerPrivate() |
| { |
| } |
| |
| QAbstractBarSeries* QBarLegendMarkerPrivate::series() |
| { |
| return m_series; |
| } |
| |
| QObject* QBarLegendMarkerPrivate::relatedObject() |
| { |
| return m_barset; |
| } |
| |
| void QBarLegendMarkerPrivate::updated() |
| { |
| bool labelChanged = false; |
| bool brushChanged = false; |
| bool penChanged = false; |
| |
| if (!m_customPen && (m_item->pen() != m_barset->pen())) { |
| m_item->setPen(m_barset->pen()); |
| penChanged = true; |
| } |
| if (!m_customBrush && (m_item->brush() != m_barset->brush())) { |
| m_item->setBrush(m_barset->brush()); |
| brushChanged = true; |
| } |
| if (!m_customLabel && (m_item->label() != m_barset->label())) { |
| m_item->setLabel(m_barset->label()); |
| labelChanged = true; |
| } |
| invalidateLegend(); |
| |
| if (labelChanged) |
| emit q_ptr->labelChanged(); |
| if (brushChanged) |
| emit q_ptr->brushChanged(); |
| if (penChanged) |
| emit q_ptr->penChanged(); |
| } |
| |
| QT_CHARTS_END_NAMESPACE |
| |
| #include "moc_qbarlegendmarker.cpp" |
| #include "moc_qbarlegendmarker_p.cpp" |