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restore zoomlinechart example
Michal Klocek -
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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 #include <QValueAxis>
27 #include <QValueAxis>
28
28
29 QTCOMMERCIALCHART_USE_NAMESPACE
29 QTCOMMERCIALCHART_USE_NAMESPACE
30
30
31 int main(int argc, char *argv[])
31 int main(int argc, char *argv[])
32 {
32 {
33 QApplication a(argc, argv);
33 QApplication a(argc, argv);
34
34
35 //![1]
35 //![1]
36 QLineSeries *series = new QLineSeries();
36 QLineSeries *series = new QLineSeries();
37 for (int i = 0; i < 500; i++) {
37 for (int i = 0; i < 500; i++) {
38 QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);
38 QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);
39 p.ry() += qrand() % 20;
39 p.ry() += qrand() % 20;
40 *series << p;
40 *series << p;
41 }
41 }
42 //![1]
42 //![1]
43
43
44 Chart *chart = new Chart();
44 Chart *chart = new Chart();
45 chart->addSeries(series);
45 chart->addSeries(series);
46 chart->setTitle("Zoom in/out example");
46 chart->setTitle("Zoom in/out example");
47 chart->setAnimationOptions(QChart::SeriesAnimations);
47 chart->setAnimationOptions(QChart::SeriesAnimations);
48 chart->legend()->hide();
48 chart->legend()->hide();
49 chart->createDefaultAxes();
49 chart->createDefaultAxes();
50 qobject_cast<QValueAxis*>(chart->axisX())->setNiceNumbersEnabled(true);
51
50
52 ChartView *chartView = new ChartView(chart);
51 ChartView *chartView = new ChartView(chart);
53 chartView->setRenderHint(QPainter::Antialiasing);
52 chartView->setRenderHint(QPainter::Antialiasing);
54
53
55 QMainWindow window;
54 QMainWindow window;
56 window.setCentralWidget(chartView);
55 window.setCentralWidget(chartView);
57 window.resize(400, 300);
56 window.resize(400, 300);
58 window.grabGesture(Qt::PanGesture);
57 window.grabGesture(Qt::PanGesture);
59 window.grabGesture(Qt::PinchGesture);
58 window.grabGesture(Qt::PinchGesture);
60 window.show();
59 window.show();
61
60
62 qobject_cast<QValueAxis*>(chart->axisX())->setMax(600);
63
64 return a.exec();
61 return a.exec();
65 }
62 }
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