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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#include <QtCore/QDebug>
#include <QtWidgets/QGraphicsSceneMouseEvent>
#include <QtWidgets/QGraphicsScene>
#include <QtCharts/QLegendMarker>
#include <private/qlegendmarker_p.h>
#include <private/legendmarkeritem_p.h>
#include <private/legendscroller_p.h>
QT_CHARTS_BEGIN_NAMESPACE
LegendScroller::LegendScroller(QChart *chart) : QLegend(chart)
{
}
void LegendScroller::setOffset(const QPointF &point)
{
d_ptr->setOffset(point);
}
QPointF LegendScroller::offset() const
{
return d_ptr->offset();
}
void LegendScroller::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
Scroller::handleMousePressEvent(event);
}
void LegendScroller::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
Scroller::handleMouseMoveEvent(event);
}
void LegendScroller::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
Scroller::handleMouseReleaseEvent(event);
if (!event->isAccepted()) {
QList<QGraphicsItem *> items = scene()->items(event->scenePos());
foreach (QGraphicsItem *i, items) {
if (d_ptr->m_markerHash.contains(i)) {
QLegendMarker *marker = d_ptr->m_markerHash.value(i);
emit marker->clicked();
}
}
event->accept();
}
}
#include "moc_legendscroller_p.cpp"
QT_CHARTS_END_NAMESPACE
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