HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Commit - r599:86354d1a97be

Adds ekg example draft

Michal Klocek -

r599:86354d1a97be

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r599:86354d1a97be

examples/ekgchart/chartview.cpp created 644 +53 0

@@ -0,0 +1,53
	1	#include "chartview.h"
	2	#include <QSplineSeries>
	3	#include <QTime>
	4
	5	ChartView::ChartView(QWidget* parent):QChartView(parent),
	6	m_step(1),
	7	m_x(0),
	8	m_y(1)
	9	{
	10	QTime now = QTime::currentTime();
	11	qsrand((uint)now.msec());
	12	setChartTitle("Three random line charts");
	13
	14	QObject::connect(&m_timer,SIGNAL(timeout()),this,SLOT(handleTimeout()));
	15	m_timer.setInterval(1000);
	16
	17	m_series0 = new QLineSeries(this);
	18	QPen blue(Qt::blue);
	19	blue.setWidth(3);
	20	m_series0->setPen(blue);
	21
	22
	23	m_series1 = new QSplineSeries(this);
	24	QPen green(Qt::green);
	25	green.setWidth(3);
	26	m_series1->setPen(green);
	27
	28
	29	m_series0->add(m_x,m_y);
	30	m_series1->add(m_x,m_y);
	31
	32	setChartTitle("Simple EKG exmaple");
	33	addSeries(m_series0);
	34	addSeries(m_series1);
	35	axisY()->setRange(-5,5);
	36	axisX()->setRange(-9,1);
	37	axisX()->setTicksCount(11);
	38	m_timer.start();
	39	}
	40
	41	ChartView::~ChartView()
	42	{
	43
	44	}
	45
	46	void ChartView::handleTimeout()
	47	{
	48	m_x+=m_step;
	49	m_y = qrand() % 5 - 2.5;
	50	m_series0->add(m_x,m_y);
	51	m_series1->add(m_x,m_y);
	52	scrollRight();
	53	}

examples/ekgchart/chartview.h created 644 +37 0

@@ -0,0 +1,37
	1	#ifndef CHARTVIEW_H_
	2	#define CHARTVIEW_H_
	3
	4	#include <QChartView>
	5	#include <QTimer>
	6
	7
	8	QTCOMMERCIALCHART_BEGIN_NAMESPACE
	9	class QSplineSeries;
	10	class QLineSeries;
	11	QTCOMMERCIALCHART_END_NAMESPACE
	12
	13	QTCOMMERCIALCHART_USE_NAMESPACE
	14
	15	//![1]
	16	class ChartView: public QChartView
	17	{
	18	Q_OBJECT
	19	public:
	20	ChartView(QWidget* parent=0);
	21	virtual ~ChartView();
	22
	23	public slots:
	24	void handleTimeout();
	25
	26	private:
	27	QTimer m_timer;
	28	QLineSeries* m_series0;
	29	QSplineSeries* m_series1;
	30	QStringList m_titles;
	31	qreal m_step;
	32	qreal m_x;
	33	qreal m_y;
	34	};
	35	//![1]
	36
	37	#endif /* CHARTVIEW_H_ */

examples/ekgchart/ekgchart.pro created 644 +6 0

@@ -0,0 +1,6
	1	!include( ../examples.pri ) {
	2	error( "Couldn't find the examples.pri file!" )
	3	}
	4	TARGET = ekgchart
	5	HEADERS += chartview.h
	6	SOURCES += main.cpp chartview.cpp No newline at end of file

examples/ekgchart/main.cpp created 644 +16 0

@@ -0,0 +1,16
	1	#include "chartview.h"
	2	#include <QApplication>
	3	#include <QMainWindow>
	4
	5	int main(int argc, char *argv[])
	6	{
	7	QApplication a(argc, argv);
	8	QMainWindow window;
	9	ChartView chartView(&window);
	10	chartView.setRenderHint(QPainter::Antialiasing);
	11	chartView.setAnimationOptions(QChart::AllAnimations);
	12	window.setCentralWidget(&chartView);
	13	window.resize(400, 300);
	14	window.show();
	15	return a.exec();
	16	}

examples/examples.pro +2 -1

                        areachart \
                        stackedbarchartdrilldown \
                        customcolors \
-                       tablemodelchart
+                       tablemodelchart \
+                       ekgchart

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