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Fixes axischart example
Michal Klocek -
r225:2caa52bc206b
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@@ -1,62 +1,67
1 #include <QApplication>
1 #include <QApplication>
2 #include <QMainWindow>
2 #include <QMainWindow>
3 #include <qchartview.h>
3 #include <qchartview.h>
4 #include <qlinechartseries.h>
4 #include <qlinechartseries.h>
5 #include <qchart.h>
5 #include <qchart.h>
6 #include <qchartaxis.h>
6 #include <qchartaxis.h>
7 #include <cmath>
7 #include <cmath>
8
8
9 QTCOMMERCIALCHART_USE_NAMESPACE
9 QTCOMMERCIALCHART_USE_NAMESPACE
10
10
11 #define PI 3.14159265358979
11 #define PI 3.14159265358979
12
12
13 int main(int argc, char *argv[])
13 int main(int argc, char *argv[])
14 {
14 {
15 QApplication a(argc, argv);
15 QApplication a(argc, argv);
16
16
17 QMainWindow window;
17 QMainWindow window;
18
18
19 QLineChartSeries* series0 = new QLineChartSeries();
19 QLineChartSeries* series0 = new QLineChartSeries();
20 QPen blue(Qt::blue);
20 QPen blue(Qt::blue);
21 blue.setWidth(3);
21 blue.setWidth(3);
22 series0->setPen(blue);
22 series0->setPen(blue);
23 QLineChartSeries* series1 = new QLineChartSeries();
23 QLineChartSeries* series1 = new QLineChartSeries();
24 QPen red(Qt::red);
24 QPen red(Qt::red);
25 red.setWidth(3);
25 red.setWidth(3);
26 series1->setPen(red);
26 series1->setPen(red);
27
27
28 int numPoints = 100;
28 int numPoints = 100;
29
29
30 for (int x = 0; x <= numPoints; ++x) {
30 for (int x = 0; x <= numPoints; ++x) {
31 series0->add(x, fabs(sin(PI/50*x)*100));
31 series0->add(x, fabs(sin(PI/50*x)*100));
32 series1->add(x, fabs(cos(PI/50*x)*100));
32 series1->add(x, fabs(cos(PI/50*x)*100));
33 }
33 }
34
34
35 QChartView* chartView = new QChartView(&window);
35 QChartView* chartView = new QChartView(&window);
36
36
37 chartView->setRenderHint(QPainter::Antialiasing);
37 chartView->setRenderHint(QPainter::Antialiasing);
38 chartView->setChartTitle("This is custom axis chart example");
38 chartView->setChartTitle("This is custom axis chart example");
39 chartView->addSeries(series0);
39 chartView->addSeries(series0);
40 chartView->addSeries(series1);
40 chartView->addSeries(series1);
41
41
42
43 QLinearGradient backgroundGradient;
42 QLinearGradient backgroundGradient;
44 backgroundGradient.setColorAt(0.0, Qt::white);
43 backgroundGradient.setColorAt(0.0, Qt::white);
45 backgroundGradient.setColorAt(1.0, QRgb(0xffff80));
44 backgroundGradient.setColorAt(1.0, QRgb(0xffff80));
46 backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
45 backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
47 chartView->setChartBackgroundBrush(backgroundGradient);
46 chartView->setChartBackgroundBrush(backgroundGradient);
48
47
49 QChartAxis axis = chartView->defaultAxisX();
48 QChartAxis* axisX = chartView->axisX();
50 axis.setLabelsOrientation(QChartAxis::LabelsOrientationSlide);
49 axisX->setLabelsAngle(45);
51 axis.setGridPen(Qt::DashLine);
50 axisX->setGridPen(Qt::DashLine);
51 axisX->addAxisTickLabel(0,"low");
52 axisX->addAxisTickLabel(50,"medium");
53 axisX->addAxisTickLabel(100,"High");
52
54
53 chartView->setDefaultAxisX(axis);
55 QChartAxis* axisY = chartView->axisY();
54 axis.setShadesBrush(Qt::yellow);
56 axisY->setLabelsAngle(45);
55 chartView->setDefaultAxisY(axis);
57 axisY->setShadesBrush(Qt::yellow);
58 axisY->addAxisTickLabel(0,"low");
59 axisY->addAxisTickLabel(50,"medium");
60 axisY->addAxisTickLabel(100,"High");
56
61
57 window.setCentralWidget(chartView);
62 window.setCentralWidget(chartView);
58 window.resize(400, 300);
63 window.resize(400, 300);
59 window.show();
64 window.show();
60
65
61 return a.exec();
66 return a.exec();
62 }
67 }
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