| @@ -1,67 +1,68 | |||
|
|
1 | 1 | /**************************************************************************** |
|
|
2 | 2 | ** |
|
|
3 | 3 | ** Copyright (C) 2012 Digia Plc |
|
|
4 | 4 | ** All rights reserved. |
|
|
5 | 5 | ** For any questions to Digia, please use contact form at http://qt.digia.com |
|
|
6 | 6 | ** |
|
|
7 | 7 | ** This file is part of the Qt Commercial Charts Add-on. |
|
|
8 | 8 | ** |
|
|
9 | 9 | ** $QT_BEGIN_LICENSE$ |
|
|
10 | 10 | ** Licensees holding valid Qt Commercial licenses may use this file in |
|
|
11 | 11 | ** accordance with the Qt Commercial License Agreement provided with the |
|
|
12 | 12 | ** Software or, alternatively, in accordance with the terms contained in |
|
|
13 | 13 | ** a written agreement between you and Digia. |
|
|
14 | 14 | ** |
|
|
15 | 15 | ** If you have questions regarding the use of this file, please use |
|
|
16 | 16 | ** contact form at http://qt.digia.com |
|
|
17 | 17 | ** $QT_END_LICENSE$ |
|
|
18 | 18 | ** |
|
|
19 | 19 | ****************************************************************************/ |
|
|
20 | 20 | |
|
|
21 | 21 | #ifndef MODEL_H_ |
|
|
22 | 22 | #define MODEL_H_ |
|
|
23 | 23 | |
|
|
24 | 24 | #include <QList> |
|
|
25 | 25 | #include <QPair> |
|
|
26 | 26 | #include <QPointF> |
|
|
27 | 27 | #include <QTime> |
|
|
28 | #include <stdlib.h> | |
|
|
28 | 29 | |
|
|
29 | 30 | typedef QPair<QPointF, QString> Data; |
|
|
30 | 31 | typedef QList<Data> DataList; |
|
|
31 | 32 | typedef QList<DataList> DataTable; |
|
|
32 | 33 | |
|
|
33 | 34 | |
|
|
34 | 35 | class Model |
|
|
35 | 36 | { |
|
|
36 | 37 | private: |
|
|
37 | 38 | Model(){} |
|
|
38 | 39 | |
|
|
39 | 40 | public: |
|
|
40 | 41 | static DataTable generateRandomData(int listCount, int valueMax, int valueCount) |
|
|
41 | 42 | { |
|
|
42 | 43 | DataTable dataTable; |
|
|
43 | 44 | |
|
|
44 | 45 | // set seed for random stuff |
|
|
45 | 46 | qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime())); |
|
|
46 | 47 | |
|
|
47 | 48 | // generate random data |
|
|
48 | 49 | for (int i(0); i < listCount; i++) { |
|
|
49 | 50 | DataList dataList; |
|
|
50 | 51 | qreal yValue(0); |
|
|
51 | 52 | for (int j(0); j < valueCount; j++) { |
|
|
52 | 53 | yValue = yValue + (qreal) (qrand() % valueMax) / (qreal) valueCount; |
|
|
53 | 54 | QPointF value( |
|
|
54 | 55 | (j + (qreal) qrand() / (qreal) RAND_MAX) |
|
|
55 | 56 | * ((qreal) valueMax / (qreal) valueCount), yValue); |
|
|
56 | 57 | QString label = "Slice " + QString::number(i) + ":" + QString::number(j); |
|
|
57 | 58 | dataList << Data(value, label); |
|
|
58 | 59 | } |
|
|
59 | 60 | dataTable << dataList; |
|
|
60 | 61 | } |
|
|
61 | 62 | |
|
|
62 | 63 | return dataTable; |
|
|
63 | 64 | } |
|
|
64 | 65 | |
|
|
65 | 66 | }; |
|
|
66 | 67 | |
|
|
67 | 68 | #endif |
General Comments 0
You need to be logged in to leave comments.
Login now