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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Charts module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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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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