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QDateTimeAxis: added snippet on how to use it
Marek Rosa -
r1882:325b4aac9444
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@@ -35,6 +35,27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
35 The labels can be configured by setting an appropriate DateTime format.
35 The labels can be configured by setting an appropriate DateTime format.
36 Note that any date before 4714 BCE or after about 1.4 million CE may not be accurately stored.
36 Note that any date before 4714 BCE or after about 1.4 million CE may not be accurately stored.
37 QDateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
37 QDateTimeAxis can be setup to show axis line with tick marks, grid lines and shades.
38
39 Example code on how to use QDateTimeAxis.
40 \code
41 QChartView *chartView = new QChartView;
42 QLineSeries *series = new QLineSeries;
43
44 QDateTime xValue;
45 xValue.setDate(QDate(2012, 1 , 18));
46 xValue.setTime(QTime(9, 34));
47 series->append(xValue.toMSecsSinceEpoch(), 12);
48
49 xValue.setDate(QDate(2013, 5 , 11));
50 xValue.setTime(QTime(11, 14));
51 series->append(xValue.toMSecsSinceEpoch(), 22);
52 chartView->chart()->addSeries(series);
53
54 // ...
55 QDateTimeAxis *axisX = new QDateTimeAxis;
56 axisX->setFormat("dd-MM-yyyy h:mm");
57 chartView->chart()->setAxisX(series, axisX);
58 \endcode
38 */
59 */
39
60
40 /*!
61 /*!
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@@ -41,6 +41,8 QTCOMMERCIALCHART_BEGIN_NAMESPACE
41 QChartView *chartView = new QChartView;
41 QChartView *chartView = new QChartView;
42 QLineSeries *series = new QLineSeries;
42 QLineSeries *series = new QLineSeries;
43 // ...
43 // ...
44 chartView->chart()->addSeries(series);
45
44 QValueAxis *axisX = new QValueAxis;
46 QValueAxis *axisX = new QValueAxis;
45 axisX->setRange(10, 20.5);
47 axisX->setRange(10, 20.5);
46 axisX->setTickCount(10);
48 axisX->setTickCount(10);
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