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