mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
122 lines
3.5 KiB
C++
122 lines
3.5 KiB
C++
/**
|
|
* \file lib/generic/graphics/qt/common/Pointplot.h
|
|
* \version 1.0
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* Copyright 2012-2013 The Iris Project Developers. See the
|
|
* COPYRIGHT file at the top-level directory of this distribution
|
|
* and at http://www.softwareradiosystems.com/iris/copyright.html.
|
|
*
|
|
* \section LICENSE
|
|
*
|
|
* This file is part of the Iris Project.
|
|
*
|
|
* Iris is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as
|
|
* published by the Free Software Foundation, either version 3 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* Iris 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 Lesser General Public License for more details.
|
|
*
|
|
* A copy of the GNU Lesser General Public License can be found in
|
|
* the LICENSE file in the top-level directory of this distribution
|
|
* and at http://www.gnu.org/licenses/.
|
|
*
|
|
* \section DESCRIPTION
|
|
*
|
|
* Implementation of a plot of complex data values as points on an IQ axis.
|
|
*/
|
|
|
|
#include "Pointplot.h"
|
|
#include <algorithm>
|
|
|
|
using namespace std;
|
|
|
|
class MyZoomer: public QwtPlotZoomer
|
|
{
|
|
public:
|
|
MyZoomer(QwtPlotCanvas *canvas):
|
|
QwtPlotZoomer(canvas)
|
|
{
|
|
setTrackerMode(AlwaysOn);
|
|
}
|
|
|
|
virtual QwtText trackerTextF(const QPointF &pos) const
|
|
{
|
|
QColor bg(Qt::white);
|
|
bg.setAlpha(200);
|
|
|
|
QwtText text = QwtPlotZoomer::trackerTextF(pos);
|
|
text.setBackgroundBrush( QBrush( bg ));
|
|
return text;
|
|
}
|
|
};
|
|
|
|
Pointplot::Pointplot(QWidget *parent)
|
|
:QwtPlot(parent)
|
|
{
|
|
counter_ = 0;
|
|
numPoints_ = 1;
|
|
realPoints_ = new double[numPoints_];
|
|
imagPoints_ = new double[numPoints_];
|
|
|
|
QPalette palette;
|
|
palette.setColor(canvas()->backgroundRole(), QColor("white"));
|
|
canvas()->setPalette(palette);
|
|
|
|
setAxisScaleEngine(QwtPlot::xBottom, new QwtLinearScaleEngine);
|
|
setAxisTitle(QwtPlot::xBottom, "In-phase");
|
|
|
|
setAxisScaleEngine(QwtPlot::yLeft, new QwtLinearScaleEngine);
|
|
setAxisTitle(QwtPlot::yLeft, "Quadrature");
|
|
|
|
curve_ = new QwtPlotCurve("Constellation Points");
|
|
curve_->attach(this);
|
|
curve_->setPen(QPen(Qt::blue, 5, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
|
|
curve_->setStyle(QwtPlotCurve::Dots);
|
|
curve_->setRawSamples(realPoints_, imagPoints_, numPoints_);
|
|
|
|
memset(realPoints_, 0x0, numPoints_*sizeof(double));
|
|
memset(imagPoints_, 0x0, numPoints_*sizeof(double));
|
|
|
|
zoomer_ = new MyZoomer(qobject_cast<QwtPlotCanvas*>(canvas()));
|
|
zoomer_->setMousePattern(QwtEventPattern::MouseSelect1, Qt::LeftButton);
|
|
zoomer_->setMousePattern(QwtEventPattern::MouseSelect2, Qt::LeftButton,
|
|
Qt::ControlModifier);
|
|
|
|
panner_ = new QwtPlotPanner(canvas());
|
|
panner_->setMouseButton(Qt::RightButton);
|
|
|
|
magnifier_ = new QwtPlotMagnifier(canvas());
|
|
magnifier_->setMouseButton(Qt::NoButton);
|
|
|
|
}
|
|
|
|
Pointplot::~Pointplot()
|
|
{
|
|
delete[] realPoints_;
|
|
delete[] imagPoints_;
|
|
}
|
|
|
|
void Pointplot::setData(double* iData, double* qData, int n)
|
|
{
|
|
if(numPoints_ != n)
|
|
{
|
|
numPoints_ = n;
|
|
delete[] realPoints_;
|
|
delete[] imagPoints_;
|
|
realPoints_ = new double[numPoints_];
|
|
imagPoints_ = new double[numPoints_];
|
|
}
|
|
|
|
copy(iData, iData+n, realPoints_);
|
|
copy(qData, qData+n, imagPoints_);
|
|
//Need to setRawSamples again for autoscaling to work
|
|
curve_->setRawSamples(realPoints_, imagPoints_, numPoints_);
|
|
zoomer_->setZoomBase(curve_->boundingRect());
|
|
}
|