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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtCharts 2.0
Item {
width: 400
height: 300
property int __activeIndex: 1
property real __intervalCoefficient: 0
//![1]
ChartView {
id: chartView
anchors.fill: parent
title: "Wheel of fortune"
legend.visible: false
antialiasing: true
PieSeries {
id: wheelOfFortune
horizontalPosition: 0.3
}
SplineSeries {
id: splineSeries
}
ScatterSeries {
id: scatterSeries
}
}
//![1]
//![2]
Component.onCompleted: {
__intervalCoefficient = Math.random() + 0.1;
for (var i = 0; i < 20; i++)
wheelOfFortune.append("", 1);
var interval = 1;
for (var j = 0; interval < 800; j++) {
interval = __intervalCoefficient * j * j;
splineSeries.append(j, interval);
}
chartView.axisX(scatterSeries).max = j;
chartView.axisY(scatterSeries).max = 1000;
}
//![2]
Timer {
triggeredOnStart: true
running: true
repeat: true
interval: 100
onTriggered: {
var index = __activeIndex % wheelOfFortune.count;
if (interval < 700) {
//![3]
wheelOfFortune.at(index).exploded = false;
__activeIndex++;
index = __activeIndex % wheelOfFortune.count;
wheelOfFortune.at(index).exploded = true;
//![3]
interval = splineSeries.at(__activeIndex).y;
//![4]
scatterSeries.clear();
scatterSeries.append(__activeIndex, interval);
scatterSeries.color = Qt.tint(scatterSeries.color, "#05FF0000");
scatterSeries.markerSize += 0.5;
//![4]
} else {
//![5]
// Switch the colors of the slice and the border
wheelOfFortune.at(index).borderWidth = 2;
var borderColor = wheelOfFortune.at(index).borderColor;
wheelOfFortune.at(index).borderColor = wheelOfFortune.at(index).color;
wheelOfFortune.at(index).color = borderColor;
//![5]
}
}
}
}
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