1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://www.qt.io
**
** 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://www.qt.io
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtCommercial.Chart 1.3
Rectangle {
anchors.fill: parent
PolarChartView {
title: "Historical Area Series"
anchors.fill: parent
legend.visible: false
DateTimeAxis {
id: axis1
format: "yyyy MMM"
tickCount: 13
}
ValueAxis {
id: axis2
}
LineSeries {
id: lowerLine
axisAngular: axis1
axisRadial: axis2
// Please note that month in JavaScript months are zero based, so 2 means March
XYPoint { x: toMsecsSinceEpoch(new Date(1950, 0, 1)); y: 15 }
XYPoint { x: toMsecsSinceEpoch(new Date(1962, 4, 1)); y: 35 }
XYPoint { x: toMsecsSinceEpoch(new Date(1970, 0, 1)); y: 50 }
XYPoint { x: toMsecsSinceEpoch(new Date(1978, 2, 1)); y: 75 }
XYPoint { x: toMsecsSinceEpoch(new Date(1987, 11, 1)); y: 102 }
XYPoint { x: toMsecsSinceEpoch(new Date(1992, 1, 1)); y: 132 }
XYPoint { x: toMsecsSinceEpoch(new Date(1998, 7, 1)); y: 100 }
XYPoint { x: toMsecsSinceEpoch(new Date(2002, 4, 1)); y: 120 }
XYPoint { x: toMsecsSinceEpoch(new Date(2012, 8, 1)); y: 140 }
XYPoint { x: toMsecsSinceEpoch(new Date(2013, 5, 1)); y: 150 }
}
LineSeries {
id: upperLine
axisAngular: axis1
axisRadial: axis2
// Please note that month in JavaScript months are zero based, so 2 means March
XYPoint { x: toMsecsSinceEpoch(new Date(1950, 0, 1)); y: 30 }
XYPoint { x: toMsecsSinceEpoch(new Date(1962, 4, 1)); y: 55 }
XYPoint { x: toMsecsSinceEpoch(new Date(1970, 0, 1)); y: 80 }
XYPoint { x: toMsecsSinceEpoch(new Date(1978, 2, 1)); y: 105 }
XYPoint { x: toMsecsSinceEpoch(new Date(1987, 11, 1)); y: 125 }
XYPoint { x: toMsecsSinceEpoch(new Date(1992, 1, 1)); y: 160 }
XYPoint { x: toMsecsSinceEpoch(new Date(1998, 7, 1)); y: 140 }
XYPoint { x: toMsecsSinceEpoch(new Date(2002, 4, 1)); y: 140 }
XYPoint { x: toMsecsSinceEpoch(new Date(2012, 8, 1)); y: 170 }
XYPoint { x: toMsecsSinceEpoch(new Date(2013, 5, 1)); y: 200 }
}
AreaSeries {
axisAngular: axis1
axisRadial: axis2
lowerSeries: lowerLine
upperSeries: upperLine
}
}
// DateTimeAxis is based on QDateTimes so we must convert our JavaScript dates to
// milliseconds since epoch to make them match the DateTimeAxis values
function toMsecsSinceEpoch(date) {
var msecs = date.getTime();
return msecs;
}
}
|