legendscroller.cpp
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| text/x-c
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r2845 | /****************************************************************************** | ||
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r2183 | ** | ||
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r2845 | ** Copyright (C) 2015 The Qt Company Ltd. | ||
** Contact: http://www.qt.io/licensing/ | ||||
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r2183 | ** | ||
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r2740 | ** This file is part of the Qt Charts module. | ||
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r2183 | ** | ||
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r2845 | ** $QT_BEGIN_LICENSE:COMM$ | ||
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r2183 | ** | ||
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r2845 | ** 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 http://www.qt.io/terms-conditions. For further | ||||
** information use the contact form at http://www.qt.io/contact-us. | ||||
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r2183 | ** | ||
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r2845 | ** $QT_END_LICENSE$ | ||
** | ||||
******************************************************************************/ | ||||
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r2714 | #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> | ||||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r2199 | LegendScroller::LegendScroller(QChart *chart) : QLegend(chart) | ||
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r2183 | { | ||
} | ||||
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r2197 | void LegendScroller::setOffset(const QPointF &point) | ||
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r2183 | { | ||
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r2197 | d_ptr->setOffset(point); | ||
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r2183 | } | ||
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r2197 | QPointF LegendScroller::offset() const | ||
{ | ||||
return d_ptr->offset(); | ||||
} | ||||
void LegendScroller::mousePressEvent(QGraphicsSceneMouseEvent *event) | ||||
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r2183 | { | ||
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r2199 | Scroller::handleMousePressEvent(event); | ||
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r2183 | } | ||
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r2197 | void LegendScroller::mouseMoveEvent(QGraphicsSceneMouseEvent *event) | ||
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r2183 | { | ||
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r2199 | Scroller::handleMouseMoveEvent(event); | ||
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r2183 | } | ||
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r2197 | void LegendScroller::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) | ||
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r2183 | { | ||
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r2199 | Scroller::handleMouseReleaseEvent(event); | ||
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r2199 | if (!event->isAccepted()) { | ||
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r2197 | 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(); | ||||
} | ||||
} | ||||
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r2199 | event->accept(); | ||
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r2183 | } | ||
} | ||||
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r2197 | |||
#include "moc_legendscroller_p.cpp" | ||||
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r2712 | QT_CHARTS_END_NAMESPACE | ||