HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Commit - r1328:a05051bade54

Fixed a bug with legend not updating series labels

Tero Ahola -

r1328:a05051bade54

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r1328:a05051bade54

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src/legend/legendmarker.cpp +10 -7

             /****************************************************************************
              **
              ** 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 "legendmarker_p.h"
             #include "qxyseries.h"
             #include "qxyseries_p.h"
             #include "qlegend.h"
             #include "qbarseries.h"
             #include "qpieseries.h"
             #include "qpieslice.h"
             #include "qbarset.h"
             #include "qbarset_p.h"
             #include "qareaseries.h"
             #include "qareaseries_p.h"
             #include <QPainter>
             #include <QGraphicsSceneEvent>
             #include <QGraphicsSimpleTextItem>
             #include <QDebug>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
-            LegendMarker::LegendMarker(QAbstractSeries *series, QLegend *legend) : QGraphicsObject(legend),
+            LegendMarker::LegendMarker(QAbstractSeries *series, QLegend *legend) :
-            m_series(series),
+                QGraphicsObject(legend),
-            m_markerRect(0,0,10.0,10.0),
+                m_series(series),
-            m_boundingRect(0,0,0,0),
+                m_markerRect(0,0,10.0,10.0),
-            m_legend(legend),
+                m_boundingRect(0,0,0,0),
-            m_textItem(new QGraphicsSimpleTextItem(this)),
+                m_legend(legend),
-            m_rectItem(new QGraphicsRectItem(this))
+                m_textItem(new QGraphicsSimpleTextItem(this)),
+                m_rectItem(new QGraphicsRectItem(this))
             {
                 //setAcceptedMouseButtons(Qt::LeftButton|Qt::RightButton);
                 m_rectItem->setRect(m_markerRect);
                 updateLayout();
             }
             void LegendMarker::setPen(const QPen &pen)
             {
                 m_textItem->setPen(pen);
                 updateLayout();
             }
             QPen LegendMarker::pen() const
             {
                 return m_textItem->pen();
             }
             void LegendMarker::setBrush(const QBrush &brush)
             {
                 m_rectItem->setBrush(brush);
             }
             QBrush LegendMarker::brush() const
             {
                 return m_rectItem->brush();
             }
             void LegendMarker::setLabel(const QString name)
             {
                 m_textItem->setText(name);
                 updateLayout();
             }
             void LegendMarker::setSize(const QSize& size)
             {
                 m_markerRect = QRectF(0,0,size.width(),size.height());
             }
             QString LegendMarker::label() const
             {
                 return m_textItem->text();
             }
             void LegendMarker::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
             {
                 Q_UNUSED(option)
                 Q_UNUSED(widget)
                 Q_UNUSED(painter)
             }
             QRectF LegendMarker::boundingRect() const
             {
                 return m_boundingRect;
             }
             void LegendMarker::updateLayout()
             {
                 static const qreal margin = 2;
                 static const qreal space = 4;
                 const QRectF& textRect = m_textItem->boundingRect();
                 prepareGeometryChange();
                 m_boundingRect = QRectF(0,0,m_markerRect.width() + 2*margin + space + textRect.width(),qMax(m_markerRect.height()+2*margin,textRect.height()+2*margin));
                 m_textItem->setPos(m_markerRect.width() + space + margin,m_boundingRect.height()/2 - textRect.height()/2);
                 m_rectItem->setPos(margin,m_boundingRect.height()/2 - m_markerRect.height()/2);
             }
             void LegendMarker::mousePressEvent(QGraphicsSceneMouseEvent *event)
             {
                 QGraphicsObject::mousePressEvent(event);
                 qDebug()<<"Not implemented"; //TODO: selected signal removed for now
             }
             //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
             AreaLegendMarker::AreaLegendMarker(QAreaSeries *series,QLegend *legend) : LegendMarker(series,legend),
             m_series(series)
             {
                 //QObject::connect(this, SIGNAL(selected()), series, SIGNAL(selected()));
                 QObject::connect(series->d_func(),SIGNAL(updated()), this, SLOT(updated()));
+                QObject::connect(series, SIGNAL(nameChanged()), this, SLOT(updated()));
                 updated();
             }
             void AreaLegendMarker::updated()
             {
                 setBrush(m_series->brush());
                 setLabel(m_series->name());
             }
             //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
             BarLegendMarker::BarLegendMarker(QBarSeries *barseries,QBarSet *barset, QLegend *legend) : LegendMarker(barseries,legend),
             m_barset(barset)
             {
                 //QObject::connect(this, SIGNAL(selected()),barset->d_ptr.data(), SIGNAL(selected()));
                 QObject::connect(barset->d_ptr.data(), SIGNAL(updatedBars()), this, SLOT(updated()));
                 updated();
             }
             void BarLegendMarker::updated()
             {
                 setBrush(m_barset->brush());
                 setLabel(m_barset->name());
             }
             //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
             PieLegendMarker::PieLegendMarker(QPieSeries* series,QPieSlice *pieslice, QLegend *legend) : LegendMarker(series,legend),
             m_pieslice(pieslice)
             {
                 QObject::connect(pieslice, SIGNAL(labelChanged()), this, SLOT(updated()));
                 QObject::connect(pieslice, SIGNAL(brushChanged()), this, SLOT(updated()));
                 updated();
             }
             void PieLegendMarker::updated()
             {
                 setBrush(m_pieslice->brush());
                 setLabel(m_pieslice->label());
             }
             //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
             XYLegendMarker::XYLegendMarker(QXYSeries *series, QLegend *legend) : LegendMarker(series,legend),
             m_series(series)
             {
                 //QObject::connect(this, SIGNAL(selected()), series, SIGNAL(selected()));
                 QObject::connect(series->d_func(),SIGNAL(updated()), this, SLOT(updated()));
+                QObject::connect(series, SIGNAL(nameChanged()), this, SLOT(updated()));
                 updated();
             }
             void XYLegendMarker::updated()
             {
                 setLabel(m_series->name());
                 if(m_series->type()== QAbstractSeries::SeriesTypeScatter)
                 {
                     setBrush(m_series->brush());
                 }
                 else {
                     setBrush(QBrush(m_series->pen().color()));
                 }
             }
             #include "moc_legendmarker_p.cpp"
             QTCOMMERCIALCHART_END_NAMESPACE

src/legend/qlegend.cpp +2 -4

             /****************************************************************************
              **
              ** 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 "qlegend.h"
             #include "qlegend_p.h"
             #include "qabstractseries.h"
             #include "qabstractseries_p.h"
             #include "qchart_p.h"
             #include "legendmarker_p.h"
             #include "qxyseries.h"
             #include "qlineseries.h"
             #include "qareaseries.h"
             #include "qscatterseries.h"
             #include "qsplineseries.h"
             #include "qbarseries.h"
             #include "qstackedbarseries.h"
             #include "qpercentbarseries.h"
             #include "qbarset.h"
             #include "qpieseries.h"
             #include "qpieseries_p.h"
             #include "qpieslice.h"
             #include "chartpresenter_p.h"
             #include <QPainter>
             #include <QPen>
             #include <QTimer>
             #include <QGraphicsSceneEvent>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             /*!
                 \class QLegend
                 \brief part of QtCommercial chart API.
                 \mainclass
                 QLegend is a graphical object, whics displays legend of the chart. Legend state is updated by QChart, when
                 series have been changed. By default, legend is drawn by QChart, but user can set a new parent to legend and
                 handle the drawing manually.
                 User isn't supposed to create or delete legend objects, but can reference it via QChart class.
                 \image examples_percentbarchart_legend.png
                 \sa QChart
             */
             /*!
              \enum QLegend::Alignment
              This enum describes the possible position for legend inside chart.
              \value AlignmentTop
              \value AlignmentBottom
              \value AlignmentLeft
              \value AlignmentRight
              */
             /*!
              \fn qreal QLegend::minWidth() const
              Returns minimum width of the legend
              */
             /*!
              \fn qreal QLegend::minHeight() const
              Returns minimum height of the legend
              */
             /*!
              Constructs the legend object and sets the parent to \a parent
              */
             QLegend::QLegend(QChart *chart):QGraphicsWidget(chart),
             d_ptr(new QLegendPrivate(chart->d_ptr->m_presenter,chart,this))
             {
                 setZValue(ChartPresenter::LegendZValue);
                 setFlags(QGraphicsItem::ItemClipsChildrenToShape);
                 QObject::connect(chart->d_ptr->m_dataset,SIGNAL(seriesAdded(QAbstractSeries*,Domain*)),d_ptr.data(),SLOT(handleSeriesAdded(QAbstractSeries*,Domain*)));
                 QObject::connect(chart->d_ptr->m_dataset,SIGNAL(seriesRemoved(QAbstractSeries*)),d_ptr.data(),SLOT(handleSeriesRemoved(QAbstractSeries*)));
                 QObject::connect(chart->d_ptr->m_dataset,SIGNAL(seriesUpdated(QAbstractSeries*)),d_ptr.data(),SLOT(handleSeriesUpdated(QAbstractSeries*)));
             }
             /*!
                 Destroys the legend object. Legend is always owned by a QChart, so an application should never call this.
             */
             QLegend::~QLegend()
             {
             }
             /*!
              Paints the legend to given \a painter. Paremeters \a option and \a widget arent used.
              */
             void QLegend::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
             {
                 Q_UNUSED(option)
                 Q_UNUSED(widget)
                 if(!d_ptr->m_backgroundVisible) return;
                 painter->setOpacity(opacity());
                 painter->setPen(d_ptr->m_pen);
                 painter->setBrush(d_ptr->m_brush);
                 painter->drawRect(boundingRect());
             }
             /*!
              Bounding rect of legend.
              */
             QRectF QLegend::boundingRect() const
             {
                 return d_ptr->m_rect;
             }
             /*!
              Sets the \a brush of legend. Brush affects the background of legend.
              */
             void QLegend::setBrush(const QBrush &brush)
             {
                 if (d_ptr->m_brush != brush) {
                     d_ptr->m_brush = brush;
                     update();
                 }
             }
             /*!
              Returns the brush used by legend.
              */
             QBrush QLegend::brush() const
             {
                 return d_ptr->m_brush;
             }
             /*!
              Sets the \a pen of legend. Pen affects the legend borders.
              */
             void QLegend::setPen(const QPen &pen)
             {
                 if (d_ptr->m_pen != pen) {
                     d_ptr->m_pen = pen;
                     update();
                 }
             }
             /*!
              Returns the pen used by legend
              */
             QPen QLegend::pen() const
             {
                 return d_ptr->m_pen;
             }
             /*!
              Sets the \a alignment for legend. Legend tries to paint itself on the defined position in chart.
              \sa QLegend::Alignment
              */
             void QLegend::setAlignment(QLegend::Alignments alignment)
             {
                 if(d_ptr->m_alignment!=alignment) {
                     d_ptr->m_alignment = alignment;
                     d_ptr->updateLayout();
                 }
             }
             /*!
              Returns the preferred layout for legend
              */
             QLegend::Alignments QLegend::alignment() const
             {
                 return d_ptr->m_alignment;
             }
             /*!
              Detaches the legend from chart. Chart won't change layout of the legend.
              */
             void QLegend::detachFromChart()
             {
                 d_ptr->m_attachedToChart = false;
             }
             /*!
              Attaches the legend to chart. Chart may change layout of the legend.
              */
             void QLegend::attachToChart()
             {
                 d_ptr->attachToChart();
             }
             /*!
              Returns true, if legend is attached to chart.
              */
             bool QLegend::isAttachedToChart()
             {
                 return d_ptr->m_attachedToChart;
             }
             /*!
                 Sets the legend's scrolling offset to value defined by \a point.
             */
             void QLegend::setOffset(const QPointF& point)
             {
                 d_ptr->setOffset(point.x(),point.y());
             }
             /*!
                 Returns the legend's scrolling offset.
             */
             QPointF QLegend::offset() const
             {
                 return QPointF(d_ptr->m_offsetX,d_ptr->m_offsetY);
             }
             /*!
              Sets the visibility of legend background to \a visible
              */
             void QLegend::setBackgroundVisible(bool visible)
             {
                 if(d_ptr->m_backgroundVisible!=visible)
                 {
                     d_ptr->m_backgroundVisible=visible;
                     update();
                 }
             }
             /*!
              Returns the visibility of legend background
              */
             bool QLegend::isBackgroundVisible() const
             {
                 return d_ptr->m_backgroundVisible;
             }
             /*!
              \internal \a event see QGraphicsWidget for details
              */
             void QLegend::resizeEvent(QGraphicsSceneResizeEvent *event)
             {
                 const QRectF& rect = QRectF(QPoint(0,0),event->newSize());
                 QGraphicsWidget::resizeEvent(event);
                 if(d_ptr->m_rect != rect) {
                     d_ptr->m_rect = rect;
                     d_ptr->updateLayout();
                 }
             }
             /*!
              \internal \a event see QGraphicsWidget for details
              */
             void QLegend::hideEvent(QHideEvent *event)
             {
                 QGraphicsWidget::hideEvent(event);
                 setEnabled(false);
                 d_ptr->updateLayout();
             }
             /*!
              \internal \a event see QGraphicsWidget for details
              */
             void QLegend::showEvent(QShowEvent *event)
             {
                 QGraphicsWidget::showEvent(event);
                 setEnabled(true);
                 d_ptr->updateLayout();
             }
             qreal QLegend::minWidth() const
             {
                 return d_ptr->m_minWidth;
             }
             qreal QLegend::minHeight() const
             {
                 return d_ptr->m_minHeight;
             }
             ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
             QLegendPrivate::QLegendPrivate(ChartPresenter* presenter, QChart *chart, QLegend *q):
                 q_ptr(q),
                 m_presenter(presenter),
                 m_chart(chart),
                 m_markers(new QGraphicsItemGroup(q)),
                 m_alignment(QLegend::AlignmentTop),
                 m_offsetX(0),
                 m_offsetY(0),
                 m_minWidth(0),
                 m_minHeight(0),
                 m_width(0),
                 m_height(0),
                 m_attachedToChart(true),
                 m_backgroundVisible(false)
             {
             }
             QLegendPrivate::~QLegendPrivate()
             {
             }
             void QLegendPrivate::setOffset(qreal x, qreal y)
             {
                 switch(m_alignment) {
                     case QLegend::AlignmentTop:
                     case QLegend::AlignmentBottom: {
                         if(m_width<=m_rect.width()) return;
                         if (x != m_offsetX) {
                             m_offsetX = qBound(qreal(0), x, m_width - m_rect.width());
                             m_markers->setPos(-m_offsetX,m_rect.top());
                         }
                         break;
                     }
                     case QLegend::AlignmentLeft:
                     case QLegend::AlignmentRight: {
                         if(m_height<=m_rect.height()) return;
                         if (y != m_offsetY) {
                             m_offsetY = qBound(qreal(0), y, m_height - m_rect.height());
                             m_markers->setPos(m_rect.left(),-m_offsetY);
                         }
                         break;
                     }
                 }
             }
             void QLegendPrivate::updateLayout()
             {
                 m_offsetX=0;
                 QList<QGraphicsItem *> items = m_markers->childItems();
                 if(items.isEmpty()) return;
                 m_minWidth=0;
                 m_minHeight=0;
                 switch(m_alignment) {
                     case QLegend::AlignmentTop:
                     case QLegend::AlignmentBottom: {
                         QPointF point = m_rect.topLeft();
                         m_width = 0;
                         foreach (QGraphicsItem *item, items) {
                             item->setPos(point.x(),m_rect.height()/2 -item->boundingRect().height()/2);
                             const QRectF& rect = item->boundingRect();
                             qreal w = rect.width();
                             m_minWidth=qMax(m_minWidth,w);
                             m_minHeight=qMax(m_minHeight,rect.height());
                             m_width+=w;
                             point.setX(point.x() + w);
                         }
                         if(m_width<m_rect.width()) {
                             m_markers->setPos(m_rect.width()/2-m_width/2,m_rect.top());
                         }
                         else {
                             m_markers->setPos(m_rect.topLeft());
                         }
                         m_height=m_minHeight;
                     }
                     break;
                     case QLegend::AlignmentLeft:
                     case QLegend::AlignmentRight: {
                         QPointF point = m_rect.topLeft();
                         m_height = 0;
                         foreach (QGraphicsItem *item, items) {
                             item->setPos(point);
                             const QRectF& rect = item->boundingRect();
                             qreal h = rect.height();
                             m_minWidth=qMax(m_minWidth,rect.width());
                             m_minHeight=qMax(m_minHeight,h);
                             m_height+=h;
                             point.setY(point.y() + h);
                         }
                         if(m_height<m_rect.height()) {
                             m_markers->setPos(m_rect.left(),m_rect.height()/2-m_height/2);
                         }
                         else {
                             m_markers->setPos(m_rect.topLeft());
                         }
                         m_width=m_minWidth;
                     }
                     break;
                 }
                 if (m_attachedToChart) {
                     m_presenter->updateLayout();
                 }
             }
             void QLegendPrivate::attachToChart()
             {
                 m_attachedToChart = true;
                 q_ptr->setParent(m_chart);
             }
             void QLegendPrivate::handleSeriesAdded(QAbstractSeries *series, Domain *domain)
             {
                 Q_UNUSED(domain)
                 QList<LegendMarker*> markers = series->d_ptr->createLegendMarker(q_ptr);
-                foreach(LegendMarker* marker , markers)
+                foreach(LegendMarker* marker, markers)
                     m_markers->addToGroup(marker);
-                if(series->type() == QAbstractSeries::SeriesTypePie)
+                if(series->type() == QAbstractSeries::SeriesTypePie) {
                     QPieSeries *pieSeries = static_cast<QPieSeries *>(series);
                     QObject::connect(pieSeries, SIGNAL(added(QList<QPieSlice*>)), this, SLOT(handleUpdatePieSeries()));
                     QObject::connect(pieSeries, SIGNAL(removed(QList<QPieSlice*>)), this, SLOT(handleUpdatePieSeries()));
                 }
                 updateLayout();
             }
             void QLegendPrivate::handleSeriesRemoved(QAbstractSeries *series)
             {
                 QList<QGraphicsItem *> items = m_markers->childItems();
                 foreach (QGraphicsItem *markers, items) {
                     LegendMarker *marker = static_cast<LegendMarker*>(markers);
                     if (marker->series() == series) {
                         delete marker;
                     }
                 }
                 if(series->type() == QAbstractSeries::SeriesTypePie)
                 {
                     QPieSeries *pieSeries = static_cast<QPieSeries *>(series);
                     QObject::disconnect(pieSeries, SIGNAL(added(QList<QPieSlice*>)), this, SLOT(handleUpdatePieSeries()));
                     QObject::disconnect(pieSeries, SIGNAL(removed(QList<QPieSlice*>)), this, SLOT(handleUpdatePieSeries()));
                 }
                 updateLayout();
             }
             void QLegendPrivate::handleSeriesUpdated(QAbstractSeries *series)
             {
                 // TODO: find out which markers are are added or removed. Update them
                 // TODO: better implementation
                 handleSeriesRemoved(series);
                 Domain domain;
                 handleSeriesAdded(series, &domain);
             }
             void QLegendPrivate::handleUpdatePieSeries()
             {
                 //TODO: reimplement to be optimal
                 QPieSeries* series = qobject_cast<QPieSeries *> (sender());
                 Q_ASSERT(series);
                 handleSeriesRemoved(series);
                 handleSeriesAdded(series, 0);
             }
             #include "moc_qlegend.cpp"
             #include "moc_qlegend_p.cpp"
             QTCOMMERCIALCHART_END_NAMESPACE

src/qabstractseries.cpp +4 -1

             /****************************************************************************
             **
             ** 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 "qabstractseries.h"
             #include "qabstractseries_p.h"
             #include "chartdataset_p.h"
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             /*!
                 \class QAbstractSeries
                 \brief Base class for all QtCommercial Chart series.
                 \mainclass
                 Usually you use the series type specific inherited classes instead of the base class.
                 \sa QXYSeries, QLineSeries, QSplineSeries, QScatterSeries, QAreaSeries, QBarSeries, QStackedBarSeries,
                 QPercentBarSeries, QPieSeries
             */
             /*!
                 \enum QAbstractSeries::SeriesType
                 The type of the series object.
                 \value SeriesTypeLine
                 \value SeriesTypeArea
                 \value SeriesTypeBar
                 \value SeriesTypeStackedBar
                 \value SeriesTypePercentBar
                 \value SeriesTypeGroupedBar
                 \value SeriesTypePie
                 \value SeriesTypeScatter
                 \value SeriesTypeSpline
             */
             /*!
                 \fn QSeriesType QAbstractSeries::type() const
                 \brief The type of the series.
             */
             /*!
                 \property QAbstractSeries::name
                 \brief name of the series property
             */
             /*!
                 \fn void QAbstractSeries::setName(const QString& name)
                 \brief Sets a \a name for the series.
                 The name of a series is shown in the legend for QXYSeries.
                 \sa QChart::setTitle()
                 \sa QPieSlice::setLabel()
                 \sa QBarSet::setName()
             */
             /*!
                 \internal
                 \brief Constructs ChartSeries object with \a parent.
             */
             QAbstractSeries::QAbstractSeries(QAbstractSeriesPrivate &d, QObject *parent) :
                 QObject(parent),
                 d_ptr(&d)
             {
             }
             /*!
                 \brief Virtual destructor for the chart series.
             */
             QAbstractSeries::~QAbstractSeries()
             {
                 if(d_ptr->m_dataset) qFatal("Still binded series detected !");
             }
             void QAbstractSeries::setName(const QString& name)
             {
-                d_ptr->m_name = name;
+                if (name != d_ptr->m_name) {
+                    d_ptr->m_name = name;
+                    nameChanged();
+                }
             }
             /*!
                 \brief Returns the name of the series.
                 \sa setName()
             */
             QString QAbstractSeries::name() const
             {
                 return d_ptr->m_name;
             }
             /*!
                 \brief Returns the chart where series belongs to.
                 Set automatically when the series is added to the chart
                 and unset when the series is removed from the chart.
             */
             QChart* QAbstractSeries::chart() const
             {
                 return d_ptr->m_chart;
             }
             ///////////////////////////////////////////////////////////////////////////////////////////////////
             QAbstractSeriesPrivate::QAbstractSeriesPrivate(QAbstractSeries* q):
                 q_ptr(q),
                 m_chart(0),
                 m_dataset(0)
             {
             }
             QAbstractSeriesPrivate::~QAbstractSeriesPrivate()
             {
             }
             #include "moc_qabstractseries.cpp"
             #include "moc_qabstractseries_p.cpp"
             QTCOMMERCIALCHART_END_NAMESPACE

src/qabstractseries.h +4 -1

             /****************************************************************************
             **
             ** 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
             ** $QT_END_LICENSE$
             **
             ****************************************************************************/
             #ifndef QABSTRACTSERIES_H
             #define QABSTRACTSERIES_H
             #include <qchartglobal.h>
             #include <QObject>
             #include <QPen>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             class QAbstractSeriesPrivate;
             class QChart;
             class QTCOMMERCIALCHART_EXPORT QAbstractSeries : public QObject
             {
                 Q_OBJECT
-                Q_PROPERTY(QString name READ name WRITE setName)
+                Q_PROPERTY(QString name READ name WRITE setName NOTIFY nameChanged)
                 Q_ENUMS(SeriesType)
             public:
                 enum SeriesType {
                     SeriesTypeLine,
                     SeriesTypeArea,
                     SeriesTypeBar,
                     SeriesTypeStackedBar,
                     SeriesTypePercentBar,
                     SeriesTypeGroupedBar,
                     SeriesTypePie,
                     SeriesTypeScatter,
                     SeriesTypeSpline
                 };
             protected:
                 QAbstractSeries(QAbstractSeriesPrivate &d, QObject *parent = 0);
             public:
                 ~QAbstractSeries();
                 virtual SeriesType type() const = 0;
                 void setName(const QString& name);
                 QString name() const;
                 QChart* chart() const;
+            Q_SIGNALS:
+                void nameChanged();
             protected:
                 QScopedPointer<QAbstractSeriesPrivate> d_ptr;
                 friend class ChartDataSet;
                 friend class ChartPresenter;
                 friend class QLegendPrivate;
             };
             QTCOMMERCIALCHART_END_NAMESPACE
             #endif

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