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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
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtCharts 2.0
+
+Rectangle {
+ 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]
+ }
+ }
+ }
+}