1 files changed, 90 insertions, 0 deletions
diff --git a/src/imports/controls/fusion/qquickfusionbusyindicator.cpp b/src/imports/controls/fusion/qquickfusionbusyindicator.cpp
new file mode 100644
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+++ b/src/imports/controls/fusion/qquickfusionbusyindicator.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qquickfusionbusyindicator_p.h"
+
+#include <QtGui/qpainter.h>
+
+QT_BEGIN_NAMESPACE
+
+QQuickFusionBusyIndicator::QQuickFusionBusyIndicator(QQuickItem *parent)
+    : QQuickPaintedItem(parent)
+{
+}
+
+QColor QQuickFusionBusyIndicator::color() const
+{
+    return m_color;
+}
+
+void QQuickFusionBusyIndicator::setColor(const QColor &color)
+{
+    if (color == m_color)
+        return;
+
+    m_color = color;
+    update();
+}
+
+void QQuickFusionBusyIndicator::paint(QPainter *painter)
+{
+    const qreal w = width();
+    const qreal h = height();
+    if (w <= 0 || h <= 0 || !isVisible())
+        return;
+
+    const qreal sz = qMin(w, h);
+    const qreal dx = (w - sz) / 2;
+    const qreal dy = (h - sz) / 2;
+    const int hpw = qRound(qMax(1.0, sz / 14)) & -1;
+    const int pw = 2 * hpw;
+    const QRectF bounds(dx + hpw, dy + hpw, sz - pw - 1, sz - pw - 1);
+
+    QConicalGradient gradient;
+    gradient.setCenter(QPointF(dx + sz / 2, dy + sz / 2));
+    gradient.setColorAt(0, m_color);
+    gradient.setColorAt(0.1, m_color);
+    gradient.setColorAt(1, Qt::transparent);
+
+    painter->translate(0.5, 0.5);
+    painter->setRenderHint(QPainter::Antialiasing, true);
+    painter->setPen(QPen(gradient, pw, Qt::SolidLine));
+    painter->drawArc(bounds, 0, 360 * 16);
+    painter->setPen(QPen(m_color, pw, Qt::SolidLine, Qt::RoundCap));
+    painter->drawArc(bounds, 0, 20 * 16);
+}
+
+QT_END_NAMESPACE