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Fix zoomlinechart example
Michal Klocek -
r1589:bbc7f10e2123
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1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2012 Digia Plc
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "chart.h"
21 #include "chart.h"
22 #include "chartview.h"
22 #include "chartview.h"
23 #include <QApplication>
23 #include <QApplication>
24 #include <QMainWindow>
24 #include <QMainWindow>
25 #include <qmath.h>
25 #include <qmath.h>
26 #include <QLineSeries>
26 #include <QLineSeries>
27
27
28 QTCOMMERCIALCHART_USE_NAMESPACE
28 QTCOMMERCIALCHART_USE_NAMESPACE
29
29
30 int main(int argc, char *argv[])
30 int main(int argc, char *argv[])
31 {
31 {
32 QApplication a(argc, argv);
32 QApplication a(argc, argv);
33
33
34 //![1]
34 //![1]
35 QLineSeries* series = new QLineSeries();
35 QLineSeries* series = new QLineSeries();
36 for (int i=0; i < 500; i++) {
36 for (int i=0; i < 500; i++) {
37 QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);
37 QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);
38 p.ry() += qrand() % 20;
38 p.ry() += qrand() % 20;
39 *series << p;
39 *series << p;
40 }
40 }
41 //![1]
41 //![1]
42
42
43 Chart* chart = new Chart();
43 Chart* chart = new Chart();
44 chart->addSeries(series);
44 chart->addSeries(series);
45 chart->setTitle("Zoom in/out example");
45 chart->setTitle("Zoom in/out example");
46 chart->setAnimationOptions(QChart::SeriesAnimations);
46 chart->setAnimationOptions(QChart::SeriesAnimations);
47 chart->legend()->hide();
47 chart->legend()->hide();
48 chart->createDefaultAxes();
48
49
49 ChartView* chartView = new ChartView(chart);
50 ChartView* chartView = new ChartView(chart);
50 chartView->setRenderHint(QPainter::Antialiasing);
51 chartView->setRenderHint(QPainter::Antialiasing);
51
52
52 QMainWindow window;
53 QMainWindow window;
53 window.setCentralWidget(chartView);
54 window.setCentralWidget(chartView);
54 window.resize(400, 300);
55 window.resize(400, 300);
55 window.grabGesture(Qt::PanGesture);
56 window.grabGesture(Qt::PanGesture);
56 window.grabGesture(Qt::PinchGesture);
57 window.grabGesture(Qt::PinchGesture);
57 window.show();
58 window.show();
58
59
59 return a.exec();
60 return a.exec();
60 }
61 }
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