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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt 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 Digia.
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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.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "chartbackground_p.h"
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#include "chartconfig_p.h"
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#include <QPen>
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#include <QBrush>
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#include <QPainter>
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#include <QGraphicsDropShadowEffect>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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ChartBackground::ChartBackground(QGraphicsItem* parent) :
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QGraphicsRectItem(parent),
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m_diameter(15),
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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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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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}
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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->drawRoundRect(rect(), roundness(rect().width()), roundness(rect().height()));
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#ifndef QT_NO_DEBUG
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painter->setPen(Qt::black);
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QFont font;
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QString build("build %1");
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font.setPointSize(6);
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painter->setFont(font);
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painter->drawText(rect().bottomLeft(), build.arg(ChartConfig::instance()->compilationTime()));
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#endif
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painter->restore();
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}
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int ChartBackground::roundness(qreal size) const
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{
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if (qFuzzyIsNull(size))
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return 0;
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return 100 * m_diameter / int(size);
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}
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int 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(int diameter)
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{
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m_diameter = diameter;
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}
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QTCOMMERCIALCHART_END_NAMESPACE
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