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removing old commented code. removing domain parameter from handleseriesadded of pimpl. adding QLegend parameter to marker construction
removing old commented code. removing domain parameter from handleseriesadded of pimpl. adding QLegend parameter to marker construction
Jani Honkonen - - Load All Authors

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r1949:39b74020ad7b
r2171:c0bd0c4881b1
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wavechart.cpp
69 lines | 1.8 KiB | text/x-c | CppLexer
/ tests / wavechart / wavechart.cpp
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Michal Klocek
minor. add missing license files
 r875 /****************************************************************************
**
** Copyright (C) 2012 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
Michal Klocek
Adds test/wavechart
 r867 #include "wavechart.h"
#include <cmath>
QTCOMMERCIALCHART_USE_NAMESPACE
#define PI 3.14159265358979
static const int numPoints =100;
WaveChart::WaveChart(QChart* chart, QWidget* parent) :
QChartView(chart, parent),
m_series(new QLineSeries()),
m_wave(0),
m_step(2 * PI / numPoints)
{
QPen blue(Qt::blue);
blue.setWidth(3);
m_series->setPen(blue);
Marek Rosa
removed legend from wavechart and added axes to it
 r1622 chart->legend()->setVisible(false);
Michal Klocek
Adds test/wavechart
 r867 QTime now = QTime::currentTime();
qsrand((uint) now.msec());
int fluctuate = 100;
for (qreal x = 0; x <= 2 * PI; x += m_step) {
m_series->append(x, fabs(sin(x) * fluctuate));
}
chart->addSeries(m_series);
Marek Rosa
removed legend from wavechart and added axes to it
 r1622 chart->createDefaultAxes();
Michal Klocek
Adds test/wavechart
 r867
QObject::connect(&m_timer, SIGNAL(timeout()), this, SLOT(update()));
m_timer.setInterval(5000);
m_timer.start();
}
void WaveChart::update()
{
int fluctuate;
Michal Klocek
Fixes and improvments to series API...
 r1057 const QList<QPointF>& points = m_series->points();
Michal Klocek
Adds test/wavechart
 r867 for (qreal i = 0, x = 0; x <= 2 * PI; x += m_step, i++) {
fluctuate = qrand() % 100;
Michal Klocek
Fixes and improvments to series API...
 r1057 m_series->replace(x,points[i].y(),x,fabs(sin(x) * fluctuate));
Michal Klocek
Adds test/wavechart
 r867
}
}