137 lines
3.5 KiB
C++
137 lines
3.5 KiB
C++
/*
|
|
|
|
Copyright (c) 2015, 2016 Hubert Denkmair <hubert@denkmair.de>
|
|
|
|
This file is part of cangaroo.
|
|
|
|
cangaroo is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
cangaroo is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with cangaroo. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
#include "GraphWindow.h"
|
|
#include "ui_GraphWindow.h"
|
|
|
|
#include <QDomDocument>
|
|
|
|
#include <core/Backend.h>
|
|
#include <QtCharts/QChartView>
|
|
|
|
#define NUM_GRAPH_POINTS 20
|
|
|
|
GraphWindow::GraphWindow(QWidget *parent, Backend &backend) :
|
|
ConfigurableWidget(parent),
|
|
ui(new Ui::GraphWindow),
|
|
_backend(backend)
|
|
{
|
|
ui->setupUi(this);
|
|
|
|
|
|
data_series = new QLineSeries();
|
|
|
|
for(uint32_t i=0; i<NUM_GRAPH_POINTS; i++)
|
|
{
|
|
data_series->append(i, i);
|
|
}
|
|
|
|
data_chart = new QChart();
|
|
data_chart->legend()->hide();
|
|
data_chart->addSeries(data_series);
|
|
data_chart->createDefaultAxes();
|
|
data_chart->setTitle("Simple line chart example");
|
|
|
|
|
|
// Have a box pop up that allows the user to select a signal from the loaded DBC to graph
|
|
// On OK, add that CanDbMessage to a list.
|
|
// Either sample the values regularly with a timer or somehow emit a signal when the message
|
|
// is received that we catch here...
|
|
|
|
//backend.findDbMessage()
|
|
|
|
// CanDbMessage *result = 0;
|
|
|
|
// foreach (MeasurementNetwork *network, _networks) {
|
|
// foreach (pCanDb db, network->_canDbs) {
|
|
// result = db->getMessageById(msg.getRawId());
|
|
// if (result != 0) {
|
|
// return result;
|
|
// }
|
|
// }
|
|
// }
|
|
// return result;
|
|
|
|
|
|
|
|
ui->chartView->setChart(data_chart);
|
|
ui->chartView->setRenderHint(QPainter::Antialiasing);
|
|
|
|
// connect(ui->buttonTest, SIGNAL(released()), this, SLOT(testAddData()));
|
|
|
|
|
|
}
|
|
|
|
void GraphWindow::testAddData(qreal new_yval)
|
|
{
|
|
QLineSeries* serbuf = new QLineSeries();
|
|
|
|
// Start autorange at first point
|
|
qreal ymin = data_series->at(1).y();
|
|
qreal ymax = ymin;
|
|
|
|
// Copy all points but first one
|
|
for(uint32_t i=1; i < data_series->count(); i++)
|
|
{
|
|
serbuf->append(data_series->at(i).x()-1, data_series->at(i).y());
|
|
|
|
// Autoranging
|
|
if(data_series->at(i).y() < ymin)
|
|
ymin = data_series->at(i).y();
|
|
if(data_series->at(i).y() > ymax)
|
|
ymax = data_series->at(i).y();
|
|
}
|
|
|
|
// Apply Y margin and set range
|
|
ymin -= 1;
|
|
ymax += 1;
|
|
data_chart->axisY()->setRange(ymin, ymax);
|
|
|
|
// Add new point in
|
|
serbuf->append(serbuf->points().at(serbuf->count()-1).x() + 1, new_yval);
|
|
testcount++;
|
|
|
|
// Replace data
|
|
data_series->replace(serbuf->points());
|
|
|
|
delete serbuf;
|
|
}
|
|
|
|
GraphWindow::~GraphWindow()
|
|
{
|
|
delete ui;
|
|
delete data_chart;
|
|
delete data_series;
|
|
}
|
|
|
|
bool GraphWindow::saveXML(Backend &backend, QDomDocument &xml, QDomElement &root)
|
|
{
|
|
if (!ConfigurableWidget::saveXML(backend, xml, root)) { return false; }
|
|
root.setAttribute("type", "GraphWindow");
|
|
return true;
|
|
}
|
|
|
|
bool GraphWindow::loadXML(Backend &backend, QDomElement &el)
|
|
{
|
|
if (!ConfigurableWidget::loadXML(backend, el)) { return false; }
|
|
return true;
|
|
}
|