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/******************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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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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** $QT_BEGIN_LICENSE:COMM$
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**
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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 http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** $QT_END_LICENSE$
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**
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******************************************************************************/
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#include <private/bar_p.h>
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#include <QtGui/QPainter>
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#include <QtWidgets/QGraphicsSceneEvent>
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#include <QtWidgets/QStyleOptionGraphicsItem>
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#include <QtWidgets/QStyle>
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QT_CHARTS_BEGIN_NAMESPACE
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Bar::Bar(QBarSet *barset, int index, QGraphicsItem *parent) : QGraphicsRectItem(parent),
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m_index(index),
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m_barset(barset),
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m_hovering(false),
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m_mousePressed(false)
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{
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setAcceptedMouseButtons(Qt::LeftButton | Qt::RightButton);
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setAcceptHoverEvents(true);
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setFlag(QGraphicsItem::ItemIsSelectable);
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}
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Bar::~Bar()
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{
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// End hover event, if bar is deleted during it
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if (m_hovering)
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emit hovered(false, m_index, m_barset);
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}
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void Bar::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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emit pressed(m_index, m_barset);
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m_mousePressed = true;
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QGraphicsItem::mousePressEvent(event);
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}
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void Bar::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event)
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m_hovering = true;
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emit hovered(true, m_index, m_barset);
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}
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void Bar::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event)
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m_hovering = false;
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emit hovered(false, m_index, m_barset);
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}
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void Bar::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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emit released(m_index, m_barset);
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if (m_mousePressed)
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emit clicked(m_index, m_barset);
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m_mousePressed = false;
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QGraphicsItem::mouseReleaseEvent(event);
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}
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void Bar::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
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{
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emit doubleClicked(m_index, m_barset);
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QGraphicsItem::mouseDoubleClickEvent(event);
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}
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void Bar::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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// Remove selection border around bar
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QStyleOptionGraphicsItem barOption(*option);
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barOption.state &= ~QStyle::State_Selected;
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QGraphicsRectItem::paint(painter, &barOption, widget);
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}
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#include "moc_bar_p.cpp"
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QT_CHARTS_END_NAMESPACE
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