legendscroller.cpp
83 lines
| 2.6 KiB
| text/x-c
|
CppLexer
winter
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r0 | /**************************************************************************** | ||
** | ||||
** 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 | ||||
** Software or, alternatively, in accordance with the terms contained in | ||||
** a written agreement between you and The Qt Company. For licensing terms | ||||
** and conditions see https://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at https://www.qt.io/contact-us. | ||||
** | ||||
** 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 | ||||
** be met: https://www.gnu.org/licenses/gpl-3.0.html. | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
#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 | ||||