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-rw-r--r--src/charts/chartbackground.cpp91
1 files changed, 91 insertions, 0 deletions
diff --git a/src/charts/chartbackground.cpp b/src/charts/chartbackground.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "chartbackground_p.h"
+#include "chartconfig_p.h"
+#include <QPen>
+#include <QBrush>
+#include <QPainter>
+#include <QGraphicsDropShadowEffect>
+
+QT_CHARTS_BEGIN_NAMESPACE
+
+ChartBackground::ChartBackground(QGraphicsItem *parent)
+ : QGraphicsRectItem(parent),
+ m_diameter(5),
+ m_dropShadow(0)
+{
+}
+
+ChartBackground::~ChartBackground()
+{
+
+}
+
+void ChartBackground::setDropShadowEnabled(bool enabled)
+{
+#ifdef QT_NO_GRAPHICSEFFECT
+ Q_UNUSED(enabled)
+#else
+ if (enabled) {
+ if (!m_dropShadow) {
+ m_dropShadow = new QGraphicsDropShadowEffect();
+#ifdef Q_OS_MAC
+ m_dropShadow->setBlurRadius(15);
+ m_dropShadow->setOffset(0, 0);
+#elif defined(Q_OS_WIN)
+ m_dropShadow->setBlurRadius(10);
+ m_dropShadow->setOffset(0, 0);
+#else
+ m_dropShadow->setBlurRadius(10);
+ m_dropShadow->setOffset(5, 5);
+#endif
+ setGraphicsEffect(m_dropShadow);
+ }
+ } else {
+ delete m_dropShadow;
+ m_dropShadow = 0;
+ }
+#endif
+}
+
+void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+ Q_UNUSED(option);
+ Q_UNUSED(widget);
+ painter->save();
+ painter->setPen(pen());
+ painter->setBrush(brush());
+ painter->drawRoundedRect(rect(), m_diameter, m_diameter);
+ painter->restore();
+}
+
+qreal ChartBackground::diameter() const
+{
+ return m_diameter;
+}
+
+void ChartBackground::setDiameter(qreal diameter)
+{
+ m_diameter = diameter;
+ update();
+}
+
+QT_CHARTS_END_NAMESPACE