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1 | !include( ../examples.pri ) { | |
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2 | error( "Couldn't find the examples.pri file!" ) | |
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3 | } | |
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4 | TARGET = datetimeaxis | |
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5 | SOURCES += main.cpp | |
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1 | /**************************************************************************** | |
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2 | ** | |
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3 | ** Copyright (C) 2012 Digia Plc | |
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4 | ** All rights reserved. | |
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5 | ** For any questions to Digia, please use contact form at http://qt.digia.com | |
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6 | ** | |
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7 | ** This file is part of the Qt Commercial Charts Add-on. | |
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8 | ** | |
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9 | ** $QT_BEGIN_LICENSE$ | |
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10 | ** Licensees holding valid Qt Commercial licenses may use this file in | |
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11 | ** accordance with the Qt Commercial License Agreement provided with the | |
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12 | ** Software or, alternatively, in accordance with the terms contained in | |
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13 | ** a written agreement between you and Digia. | |
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14 | ** | |
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15 | ** If you have questions regarding the use of this file, please use | |
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16 | ** contact form at http://qt.digia.com | |
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17 | ** $QT_END_LICENSE$ | |
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18 | ** | |
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19 | ****************************************************************************/ | |
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20 | ||
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21 | #include <QApplication> | |
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22 | #include <QMainWindow> | |
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23 | #include <QChartView> | |
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24 | #include <QLineSeries> | |
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25 | #include <QDateTime> | |
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26 | #include <QDateTimeAxis> | |
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27 | ||
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28 | QTCOMMERCIALCHART_USE_NAMESPACE | |
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29 | ||
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30 | int main(int argc, char *argv[]) | |
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31 | { | |
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32 | QApplication a(argc, argv); | |
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33 | qsrand(QTime(0,0,0).secsTo(QTime::currentTime())); | |
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34 | ||
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35 | //![1] | |
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36 | QLineSeries* series = new QLineSeries(); | |
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37 | //![1] | |
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38 | ||
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39 | //![2] | |
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40 | QDateTime momentInTime; | |
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41 | for (int i = 0; i < 100; i++) { | |
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42 | momentInTime.setDate(QDate(2012, 1 , (1 + i / 9) % 28)); | |
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43 | momentInTime.setTime(QTime(9 + i % 9, 0)); | |
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44 | if (i > 0) | |
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45 | series->append(momentInTime.toMSecsSinceEpoch(), series->points().at(i - 1).y() * (0.95 + (qrand() % 11) / 100.0)); | |
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46 | else | |
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47 | series->append(momentInTime.toMSecsSinceEpoch(), 45); | |
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48 | } | |
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49 | //![2] | |
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50 | ||
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51 | //![3] | |
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52 | QChart* chart = new QChart(); | |
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53 | chart->legend()->hide(); | |
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54 | chart->addSeries(series); | |
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55 | chart->createDefaultAxes(); | |
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56 | QDateTimeAxis *axisX = new QDateTimeAxis; | |
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57 | axisX->setTicksCount(20); | |
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58 | momentInTime.setDate(QDate(2012,1,1)); | |
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59 | momentInTime.setTime(QTime(6, 0)); | |
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60 | axisX->setMin(momentInTime); | |
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61 | momentInTime.setDate(QDate(2012,1,7)); | |
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62 | momentInTime.setTime(QTime(18, 0)); | |
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63 | axisX->setMax(momentInTime); | |
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64 | chart->setAxisX(axisX, series); | |
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65 | chart->setTitle("Date and Time axis chart example"); | |
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66 | //![3] | |
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67 | ||
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68 | //![4] | |
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69 | QChartView* chartView = new QChartView(chart); | |
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70 | chartView->setRenderHint(QPainter::Antialiasing); | |
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71 | //![4] | |
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72 | ||
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73 | ||
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74 | //![5] | |
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75 | QMainWindow window; | |
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76 | window.setCentralWidget(chartView); | |
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77 | window.resize(800, 600); | |
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78 | window.show(); | |
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79 | //![5] | |
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80 | ||
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81 | return a.exec(); | |
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82 | } | |
| @@ -29,4 +29,5 SUBDIRS += \ | |||
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29 | 29 | horizontalpercentbarchart \ |
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30 | 30 | donut \ |
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31 | 31 | donutdrilldown \ |
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32 | scrollchart | |
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32 | scrollchart \ | |
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33 | datetimeaxis | |
| @@ -255,7 +255,7 QDateTimeAxisPrivate::QDateTimeAxisPrivate(QDateTimeAxis* q): | |||
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255 | 255 | { |
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256 | 256 | m_min = QDateTime::fromMSecsSinceEpoch(0); |
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257 | 257 | m_max = QDateTime::fromMSecsSinceEpoch(0); |
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258 |
m_format = " |
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258 | m_format = "dd-MMM-yy\nh:mm"; | |
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259 | 259 | } |
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260 | 260 | |
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261 | 261 | QDateTimeAxisPrivate::~QDateTimeAxisPrivate() |
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