79 lines
1.5 KiB
C++
79 lines
1.5 KiB
C++
#include "display.h"
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#include "ui_display.h"
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Display::Display(QWidget *parent) :
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QDialog(parent),
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ui(new Ui::display)
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{
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ui->setupUi(this);
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}
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Display::~Display()
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{
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delete ui;
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}
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void Display::showEvent(QShowEvent * event)
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{
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if (!event->spontaneous())
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{
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ui->plot->addGraph();
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}
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QDialog::showEvent(event);
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}
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//***********************************************
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void Display::plot(const QVector<unsigned short> &data)
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{
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//resize data vectors and fill X values - only if needed
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if (data.length() != nrPoints)
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{
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nrPoints = data.length();
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dataX.clear();
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dataY.clear();
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dataX.resize(nrPoints);
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dataY.resize(nrPoints);
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ui->plot->xAxis->setRange(0,nrPoints-1);
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//ui->plot->yAxis->setRange(-1000,66000);
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for (int i = 0; i < nrPoints; i++)
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dataX[i] = i;
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}
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//fill Y values
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double min = 65535;
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double max = 0;
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for (int i = 0; i < nrPoints; i++)
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{
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dataY[i] = /*65535 -*/ data[i];
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if (dataY[i] < min)
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min = dataY[i];
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if (dataY[i] > max)
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max = dataY[i];
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}
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if (ui->checkAutoscale->isChecked())
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ui->plot->yAxis->setRange(min-0.05*(max-min),max+0.05*(max-min));
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else
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ui->plot->yAxis->setRange(-1000,66000);
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//feed plotter
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ui->plot->graph(0)->setData(dataX, dataY);
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//plot
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ui->plot->replot();
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}
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void Display::plot()
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{
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plot(buffer);
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}
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void Display::setTitle(QString title)
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{
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ui->lineTitle->setText(title);
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}
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