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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 <private/chartbackground_p.h>
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#include <private/chartconfig_p.h>
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#include <QtGui/QPen>
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#include <QtGui/QBrush>
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#include <QtGui/QPainter>
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#include <QGraphicsDropShadowEffect>
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QT_CHARTS_BEGIN_NAMESPACE
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ChartBackground::ChartBackground(QGraphicsItem *parent)
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: QGraphicsRectItem(parent),
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m_diameter(5),
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m_dropShadow(0)
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{
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}
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ChartBackground::~ChartBackground()
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{
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}
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void ChartBackground::setDropShadowEnabled(bool enabled)
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{
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#ifdef QT_NO_GRAPHICSEFFECT
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Q_UNUSED(enabled)
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#else
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if (enabled) {
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if (!m_dropShadow) {
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m_dropShadow = new QGraphicsDropShadowEffect();
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#ifdef Q_OS_MAC
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m_dropShadow->setBlurRadius(15);
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m_dropShadow->setOffset(0, 0);
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#elif defined(Q_OS_WIN)
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m_dropShadow->setBlurRadius(10);
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m_dropShadow->setOffset(0, 0);
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#else
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m_dropShadow->setBlurRadius(10);
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m_dropShadow->setOffset(5, 5);
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#endif
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setGraphicsEffect(m_dropShadow);
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}
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} else {
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delete m_dropShadow;
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m_dropShadow = 0;
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}
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#endif
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}
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void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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painter->save();
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painter->setPen(pen());
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painter->setBrush(brush());
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painter->drawRoundedRect(rect(), m_diameter, m_diameter);
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painter->restore();
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}
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qreal ChartBackground::diameter() const
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{
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return m_diameter;
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}
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void ChartBackground::setDiameter(qreal diameter)
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{
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m_diameter = diameter;
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update();
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}
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QT_CHARTS_END_NAMESPACE
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