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TimeDomainDisplayPlot.cc
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/* -*- c++ -*- */
/*
* Copyright 2008-2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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 3, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file LICENSE. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
/*
* Copyright (c) 2019 Analog Devices Inc.
*
* This file is part of Scopy
* (see http://www.github.com/analogdevicesinc/scopy).
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TIME_DOMAIN_DISPLAY_PLOT_C
#define TIME_DOMAIN_DISPLAY_PLOT_C
#include <qwt_scale_draw.h>
#include <qwt_legend.h>
#include <QColor>
#include <cmath>
#include <iostream>
#include <volk/volk.h>
#include <QFont>
#include "TimeDomainDisplayPlot.h"
#include "osc_scale_engine.h"
#include "smoothcurvefitter.h"
using namespace adiscope;
class TimeDomainDisplayZoomer: public OscPlotZoomer
{
public:
#if QWT_VERSION < 0x060100
TimeDomainDisplayZoomer(QwtPlotCanvas* canvas)
#else /* QWT_VERSION < 0x060100 */
TimeDomainDisplayZoomer(QWidget* canvas)
#endif /* QWT_VERSION < 0x060100 */
: OscPlotZoomer(canvas)
{
setTrackerMode(QwtPicker::AlwaysOn);
}
virtual ~TimeDomainDisplayZoomer()
{
}
virtual void updateTrackerText()
{
updateDisplay();
}
protected:
using QwtPlotZoomer::trackerText;
virtual QwtText trackerText( const QPoint& p ) const
{
QwtText t;
QPointF dp = QwtPlotZoomer::invTransform(p);
const TimeDomainDisplayPlot* plt = (const TimeDomainDisplayPlot *)plot();
t.setText(plt->timeScaleValueFormat(dp.x(), 3) + "," +
plt->yAxisScaleValueFormat(dp.y(), 3));
return t;
}
};
SinkManager::SinkManager()
{
}
SinkManager::~SinkManager()
{
}
bool SinkManager::addSink(const std::string& name, unsigned int numChannels, unsigned long long channelsDataLength)
{
bool can_add = true;
for (auto it = d_sinkList.begin(); it != d_sinkList.end(); ++it)
if ((*it).name() == name) {
can_add = false;
break;
}
if (can_add)
d_sinkList.push_back(Sink(name, numChannels, channelsDataLength));
return can_add;
}
bool SinkManager::removeSink(const std::string& name)
{
bool found = false;
for (auto it = d_sinkList.begin(); it != d_sinkList.end(); ++it)
if ((*it).name() == name) {
found = true;
it = d_sinkList.erase(it);
break;
}
return found;
}
unsigned int SinkManager::sinkListLength()
{
return d_sinkList.size();
}
Sink* SinkManager::sink(unsigned int index)
{
if (index < d_sinkList.size())
return &d_sinkList[index];
return NULL;
}
int SinkManager::indexOfSink(const std::string& name)
{
int pos = find_if(d_sinkList.begin(), d_sinkList.end(), [&name](Sink& s) {return s.name() == name;}) - d_sinkList.begin();
if (pos >= d_sinkList.size())
pos = -1;
return pos;
}
int SinkManager::sinkFirstChannelPos(const std::string& name)
{
size_t i, index = 0;
for (i = 0; i < d_sinkList.size(); ++i) {
if (d_sinkList[i].name() == name)
break;
index += d_sinkList[i].numChannels();
}
if (i == d_sinkList.size())
index = -1;
return index;
}
/***********************************************************************
* Main Time domain plotter widget
**********************************************************************/
TimeDomainDisplayPlot::TimeDomainDisplayPlot(QWidget* parent, bool isdBgraph, unsigned int xNumDivs, unsigned int yNumDivs,
PrefixFormatter* pfXaxis, PrefixFormatter* pfYaxis)
: DisplayPlot(0, parent, isdBgraph, xNumDivs, yNumDivs)
{
d_tag_text_color = Qt::black;
d_tag_background_color = Qt::white;
d_tag_background_style = Qt::NoBrush;
d_sample_rate = 1;
d_data_starting_point = 0.0;
d_curves_hidden = false;
d_nbPtsXAxis = 0;
d_nb_ref_curves = 0;
d_autoscale_state = false;
// Reconfigure the bottom horizontal axis that was created by the base class
configureAxis(QwtAxis::XBottom, 0, pfXaxis);
configureAxis(QwtAxis::YLeft, 0, pfYaxis);
d_xAxisUnit = "";
d_yAxisUnit = "";
//d_zoomer = new TimeDomainDisplayZoomer(canvas());
QFont font;
font.setPointSize(10);
font.setWeight(75);
//d_zoomer->setTrackerFont(font);
#if QWT_VERSION < 0x060000
//d_zoomer->setSelectionFlags(QwtPicker::RectSelection | QwtPicker::DragSelection);
#endif
//d_zoomer->setMousePattern(QwtEventPattern::MouseSelect2,
// Qt::RightButton, Qt::ControlModifier);
//d_zoomer->setMousePattern(QwtEventPattern::MouseSelect3,
// Qt::RightButton);
const QColor c("#999999");
//d_zoomer->setRubberBandPen(c);
//d_zoomer->setTrackerPen(c);
d_semilogx = false;
d_semilogy = false;
d_autoscale_shot = false;
if (d_xAxisFormatter) {
d_xAxisFormatter->setTwoDecimalMode(true);
d_xAxisFormatter->setTrimZeroes(true);
}
if (d_yAxisFormatter) {
d_yAxisFormatter->setTwoDecimalMode(true);
d_yAxisFormatter->setTrimZeroes(true);
}
d_tag_markers.resize(d_nplots);
d_tag_markers_en = std::vector<bool>(d_nplots, true);
d_trigger_lines[0] = new QwtPlotMarker();
d_trigger_lines[0]->setLineStyle(QwtPlotMarker::HLine);
d_trigger_lines[0]->setLinePen(QPen(Qt::red, 0.6, Qt::DashLine));
d_trigger_lines[0]->setRenderHint(QwtPlotItem::RenderAntialiased);
d_trigger_lines[0]->setXValue(0.0);
d_trigger_lines[0]->setYValue(0.0);
d_trigger_lines[1] = new QwtPlotMarker();
d_trigger_lines[1]->setLineStyle(QwtPlotMarker::VLine);
d_trigger_lines[1]->setLinePen(QPen(Qt::red, 0.6, Qt::DashLine));
d_trigger_lines[1]->setRenderHint(QwtPlotItem::RenderAntialiased);
d_trigger_lines[1]->setXValue(0.0);
d_trigger_lines[1]->setYValue(0.0);
for (int i = 0; i < 6; i++) {
d_zoomer.push_back(new TimeDomainDisplayZoomer(this->canvas()));
d_zoomer[i]->setEnabled(false);
d_magnifier.push_back(new scopy::MousePlotMagnifier(canvas()));
d_magnifier[i]->setBounded(true);
d_magnifier[i]->setFactor(0.99);
d_magnifier[i]->setYAxisEnabled(false);
connect(d_magnifier[i], &scopy::MousePlotMagnifier::reset, this, [=](){
d_zoomer[i]->zoom(0);
});
}
}
TimeDomainDisplayPlot::~TimeDomainDisplayPlot()
{
while (d_sinkManager.sinkListLength()) {
Sink *sink = d_sinkManager.sink(0);
unregisterSink(sink->name());
}
//TODO: prob remove d_trigger_lines -> not used.
delete d_trigger_lines[0];
delete d_trigger_lines[1];
for (int i = 0; i < d_ref_ydata.size(); ++i) {
delete[] d_ref_ydata[i];
}
// d_zoomer and _panner deleted when parent deleted
}
void
TimeDomainDisplayPlot::replot()
{
BasicPlot::replot();
}
void
TimeDomainDisplayPlot::plotNewData(const std::string &sender,
const std::vector<double*> &dataPoints,
const int64_t numDataPoints,
const double timeInterval,
const std::vector< std::vector<gr::tag_t> > &tags)
{
int sinkIndex = d_sinkManager.indexOfSink(sender);
if(!d_stop) {
if((numDataPoints > 0) && sinkIndex >= 0) {
Sink *sink = d_sinkManager.sink((unsigned int)sinkIndex);
int start = d_sinkManager.sinkFirstChannelPos(sender);
unsigned int sinkNumChannels = sink->numChannels();
unsigned long long sinkNumPoints = sink->channelsDataLength();
bool reset_x_axis_points = d_sink_reset_x_axis_pts[sinkIndex];
if(numDataPoints != sinkNumPoints){
sinkNumPoints = numDataPoints;
sink->setChannelsDataLength(numDataPoints);
delete[] d_xdata[sinkIndex];
d_xdata[sinkIndex] = new double[numDataPoints];
int ref_offset = countReferenceWaveform(start);
for(int i = start; i < start + sinkNumChannels; i++) {
delete[] d_ydata[i];
d_ydata[i] = new double[numDataPoints];
d_plot_curve[i + ref_offset]->setRawSamples(d_xdata[sinkIndex], d_ydata[i], numDataPoints);
}
_resetXAxisPoints(d_xdata[sinkIndex], numDataPoints, d_sample_rate);
} else if (reset_x_axis_points) {
_resetXAxisPoints(d_xdata[sinkIndex], numDataPoints, d_sample_rate);
reset_x_axis_points = false;
}
for(int i = 0; i < sinkNumChannels; i++) {
if(d_semilogy) {
for(int n = 0; n < numDataPoints; n++)
d_ydata[start + i][n] = fabs(dataPoints[i][n]);
}
else {
memcpy(d_ydata[start + i], dataPoints[i], numDataPoints*sizeof(double));
}
}
for (size_t i = 0; i < d_plot_curve.size(); i++)
d_plot_curve.at(i)->show();
d_curves_hidden = false;
// // Detach and delete any tags that were plotted last time
// for(int n = 0; n < d_nplots; n++) {
// for(size_t i = 0; i < d_tag_markers[n].size(); i++) {
// d_tag_markers[n][i]->detach();
// delete d_tag_markers[n][i];
// }
// d_tag_markers[n].clear();
// }
// Plot and attach any new tags found.
// First test if this was a complex input where real/imag get
// split here into two stream.
// if(tags.size() > 0) {
// bool cmplx = false;
// int mult = (int)d_nplots / (int)tags.size();
// if(mult == 2)
// cmplx = true;
// std::vector< std::vector<gr::tag_t> >::const_iterator tag = tags.begin();
// for(int i = 0; i < d_nplots; i+=mult) {
// std::vector<gr::tag_t>::const_iterator t;
// for(t = tag->begin(); t != tag->end(); t++) {
// uint64_t offset = (*t).offset;
// // Ignore tag if its offset is outside our plottable vector.
// if(offset >= (uint64_t)d_numPoints) {
// continue;
// }
// double sample_offset = double(offset)/d_sample_rate;
// std::stringstream s;
// s << (*t).key << ": " << (*t).value;
// // Select the right input stream to put the tag on. If real,
// // just use i; if it's a complex stream, find the max of the
// // real and imaginary parts and put the tag on that one.
// int which = i;
// if(cmplx) {
// bool show0 = d_plot_curve[i]->isVisible();
// bool show1 = d_plot_curve[i+1]->isVisible();
// // If we are showing both streams, select the inptu stream
// // with the larger value
// if(show0 && show1) {
// if(fabs(d_ydata[i][offset]) < fabs(d_ydata[i+1][offset]))
// which = i+1;
// }
// else {
// // If show0, we keep which = i; otherwise, use i+1.
// if(show1)
// which = i+1;
// }
// }
// double yval = d_ydata[which][offset];
// // Find if we already have a marker at this location
// std::vector<QwtPlotMarker*>::iterator mitr;
// for(mitr = d_tag_markers[which].begin(); mitr != d_tag_markers[which].end(); mitr++) {
// if((*mitr)->xValue() == sample_offset) {
// break;
// }
// }
// // If no matching marker, create a new one
// if(mitr == d_tag_markers[which].end()) {
// bool show = d_plot_curve[which]->isVisible();
// QwtPlotMarker *m = new QwtPlotMarker();
// m->setXValue(sample_offset);
// m->setYValue(yval);
// QBrush brush;
// brush.setColor(QColor(0xC8, 0x2F, 0x1F));
// brush.setStyle(Qt::SolidPattern);
// QPen pen;
// pen.setColor(Qt::black);
// pen.setWidth(1);
// QwtSymbol *sym = new QwtSymbol(QwtSymbol::NoSymbol, brush, pen, QSize(12,12));
// if(yval >= 0) {
// sym->setStyle(QwtSymbol::DTriangle);
// m->setLabelAlignment(Qt::AlignTop);
// }
// else {
// sym->setStyle(QwtSymbol::UTriangle);
// m->setLabelAlignment(Qt::AlignBottom);
// }
//#if QWT_VERSION < 0x060000
// m->setSymbol(*sym);
//#else
// m->setSymbol(sym);
//#endif
// m->setLabel(QwtText(s.str().c_str()));
// m->attach(this);
// if(!(show && d_tag_markers_en[which])) {
// m->hide();
// }
// d_tag_markers[which].push_back(m);
// }
// else {
// // Prepend the new tag to the existing marker
// // And set it at the max value
// if(fabs(yval) < fabs((*mitr)->yValue()))
// (*mitr)->setYValue(yval);
// QString orig = (*mitr)->label().text();
// s << std::endl;
// orig.prepend(s.str().c_str());
// QwtText newtext(orig);
// newtext.setColor(getTagTextColor());
// QBrush brush(getTagBackgroundColor(), getTagBackgroundStyle());
// newtext.setBackgroundBrush(brush);
// (*mitr)->setLabel(newtext);
// }
// }
// tag++;
// }
// }
if(d_autoscale_state) {
double bottom=1e20, top=-1e20;
for(int n = 0; n < d_nplots; n++) {
if(d_plot_curve[n]->plot()) {
for(int64_t point = 0; point < numDataPoints; point++) {
if(d_ydata[n][point] < bottom) {
bottom = d_ydata[n][point];
}
if(d_ydata[n][point] > top) {
top = d_ydata[n][point];
}
}
}
}
_autoScale(bottom, top);
if(d_autoscale_shot) {
d_autoscale_state = false;
d_autoscale_shot = false;
}
}
replot();
Q_EMIT newData();
}
}
}
void TimeDomainDisplayPlot::newData(const QEvent* updateEvent)
{
IdentifiableTimeUpdateEvent *tevent = (IdentifiableTimeUpdateEvent*)updateEvent;
const std::vector<double*> dataPoints = tevent->getTimeDomainPoints();
const uint64_t numDataPoints = tevent->getNumTimeDomainDataPoints();
const std::vector< std::vector<gr::tag_t> > tags = tevent->getTags();
const std::string sender = tevent->senderName();
if ((d_nbPtsXAxis != 0) && (d_nbPtsXAxis <= numDataPoints)
&& sender == "Osc Time") {
Q_EMIT filledScreen(true, numDataPoints);
}
this->plotNewData(sender,
dataPoints,
numDataPoints,
0,
tags);
}
void TimeDomainDisplayPlot::customEvent(QEvent * e)
{
if(e->type() == TimeUpdateEvent::Type()) {
newData(e);
}
}
void
TimeDomainDisplayPlot::legendEntryChecked(QwtPlotItem* plotItem, bool on)
{
// When line is turned on/off, immediately show/hide tag markers
for(int n = 0; n < d_nplots; n++) {
if(plotItem == d_plot_curve[n]) {
for(size_t i = 0; i < d_tag_markers[n].size(); i++) {
if(!(!on && d_tag_markers_en[n]))
d_tag_markers[n][i]->hide();
else
d_tag_markers[n][i]->show();
}
}
}
DisplayPlot::legendEntryChecked(plotItem, on);
}
void
TimeDomainDisplayPlot::legendEntryChecked(const QVariant &plotItem, bool on, int index)
{
#if QWT_VERSION < 0x060100
std::runtime_error("TimeDomainDisplayPlot::legendEntryChecked with QVariant not enabled in this version of QWT.\n");
#else
QwtPlotItem *p = infoToItem(plotItem);
legendEntryChecked(p, on);
#endif /* QWT_VERSION < 0x060100 */
}
void
TimeDomainDisplayPlot::_resetXAxisPoints(double*& xAxis, unsigned long long numPoints, double sampleRate)
{
double delt = 1.0 / sampleRate;
for (long loc = 0; loc < numPoints; loc++)
xAxis[loc] = (d_data_starting_point + loc) * delt;
// Set up zoomer base for maximum unzoom x-axis
// and reset to maximum unzoom level
// QRectF zbase = d_zoomer->zoomBase();
// if(d_semilogx) {
// setAxisScale(QwtAxis::XBottom, 1e-1, d_numPoints*delt);
// zbase.setLeft(1e-1);
// }
// else {
// setAxisScale(QwtAxis::XBottom, 0, d_numPoints*delt);
// zbase.setLeft(0);
// }
// zbase.setRight(d_numPoints*delt);
// d_zoomer->zoom(zbase);
// d_zoomer->setZoomBase(zbase);
// d_zoomer->zoom(0);
}
void
TimeDomainDisplayPlot::_autoScale(double bottom, double top)
{
// Auto scale the y-axis with a margin of 20% (10 dB for log scale)
double _bot = bottom - fabs(bottom-top)*0.125;
double _top = top + fabs(bottom-top)*0.125;
if(d_semilogy) {
if(bottom > 0) {
setYaxis(_bot-10, _top+10);
}
else {
setYaxis(1e-3, _top+10);
}
}
else {
if(_bot == 0 && _top == 0){
setYaxis(-1e-3, 1e-3);
}
else{
setYaxis(_bot, _top);
}
}
replot();
}
void
TimeDomainDisplayPlot::addZoomer(unsigned int zoomerIdx)
{
QFont font;
font.setPointSize(10);
font.setWeight(75);
d_zoomer[zoomerIdx]->setTrackerFont(font);
#if QWT_VERSION < 0x060000
d_zoomer[zoomerIdx]->setSelectionFlags(QwtPicker::RectSelection | QwtPicker::DragSelection);
#endif
d_zoomer[zoomerIdx]->setMousePattern(QwtEventPattern::MouseSelect2,
Qt::RightButton, Qt::ControlModifier);
d_zoomer[zoomerIdx]->setMousePattern(QwtEventPattern::MouseSelect3,
Qt::RightButton);
d_zoomer[zoomerIdx]->setTrackerMode(QwtPicker::AlwaysOff);
const QColor c("#999999");
d_zoomer[zoomerIdx]->setRubberBandPen(c);
d_zoomer[zoomerIdx]->setTrackerPen(getLineColor(zoomerIdx));
d_zoomer[zoomerIdx]->setEnabled(true);
d_zoomer[zoomerIdx]->setAxes(QwtAxisId(QwtAxis::XBottom, 0), QwtAxisId(QwtAxis::YLeft, zoomerIdx));
}
void TimeDomainDisplayPlot::addMagnifier(unsigned int magnifierIdx)
{
d_magnifier[magnifierIdx]->setEnabled(true);
connect(d_magnifier[magnifierIdx], &scopy::MousePlotMagnifier::reset, this, [=](){
d_zoomer[magnifierIdx]->zoom(0);
});
d_magnifier[magnifierIdx]->setBounded(true);
d_magnifier[magnifierIdx]->setFactor(0.99);
d_magnifier[magnifierIdx]->setXAxis(QwtAxisId(QwtAxis::XBottom, 0));
d_magnifier[magnifierIdx]->setYAxis(QwtAxisId(QwtAxis::YLeft, magnifierIdx));
d_magnifier[magnifierIdx]->setBaseRect(d_zoomer[magnifierIdx]->zoomBase());
}
void
TimeDomainDisplayPlot::removeZoomer(unsigned int zoomerIdx)
{
if (zoomerIdx == 0 || zoomerIdx == 1) {
d_zoomer[zoomerIdx]->setEnabled(false);
return;
}
int toDisable = zoomerIdx;
while (d_zoomer[toDisable]->isEnabled()
&& toDisable < d_zoomer.size() - 1) {
toDisable++;
}
if (toDisable == d_zoomer.size() - 1 && d_zoomer[toDisable]->isEnabled()) {
d_zoomer[toDisable]->setEnabled(false);
} else {
d_zoomer[toDisable - 1]->setEnabled(false);
}
for (int i = 0; i < d_zoomer.size(); ++i) {
if (d_zoomer[i]->isEnabled()) {
d_zoomer[i]->setAxes(QwtAxisId(QwtAxis::XBottom, 0), QwtAxisId(QwtAxis::YLeft, i));
d_zoomer[i]->setTrackerPen(getLineColor(i));
}
}
}
void TimeDomainDisplayPlot::removeMagnifier(unsigned int magnifierIdx)
{
if(magnifierIdx == 0 || magnifierIdx == 1) {
d_magnifier[magnifierIdx]->setEnabled(false);
return;
}
int toDisable = magnifierIdx;
while(d_magnifier[toDisable]->isEnabled() && toDisable < d_magnifier.size() - 1) {
toDisable++;
}
if(toDisable == d_magnifier.size() - 1 && d_magnifier[toDisable]->isEnabled()) {
d_magnifier[toDisable]->setEnabled(false);
} else {
d_magnifier[toDisable - 1]->setEnabled(false);
}
for(int i = 0; i < d_zoomer.size(); ++i) {
if(d_magnifier[i]->isEnabled()) {
d_magnifier[magnifierIdx]->setXAxis(QwtAxisId(QwtAxis::XBottom, 0));
d_magnifier[magnifierIdx]->setYAxis(QwtAxisId(QwtAxis::YLeft, i));
}
}
}
void TimeDomainDisplayPlot::setXAxisNumPoints(unsigned int pts)
{
d_nbPtsXAxis = pts;
}
void TimeDomainDisplayPlot::setAutoScale(bool state)
{
d_autoscale_state = state;
if(d_autoscale_state) {
double bottom=1e20, top=-1e20;
for(int n = 0; n < d_nplots; n++) {
if(d_plot_curve[n]->plot()) {
for(int64_t point = 0; point < Curve(n)->data()->size(); point++) {
if(d_ydata[n][point] < bottom) {
bottom = d_ydata[n][point];
}
if(d_ydata[n][point] > top) {
top = d_ydata[n][point];
}
}
}
}
_autoScale(bottom, top);
if(d_autoscale_shot) {
d_autoscale_state = false;
d_autoscale_shot = false;
}
}
else{
setYaxis(-5, 5);
replot();
}
}
void
TimeDomainDisplayPlot::setAutoScaleShot()
{
d_autoscale_state = true;
d_autoscale_shot = true;
}
void
TimeDomainDisplayPlot::setSampleRate(double sr, double units,
const std::string &strunits)
{
double newsr = sr/units;
if(newsr != d_sample_rate) {
d_sample_rate = sr/units;
for (unsigned int i = 0; i < d_sinkManager.sinkListLength(); i++)
_resetXAxisPoints(d_xdata[i], d_sinkManager.sink(i)->channelsDataLength(), d_sample_rate);
}
}
double
TimeDomainDisplayPlot::sampleRate() const
{
return d_sample_rate;
}
void TimeDomainDisplayPlot::setYaxisUnit(QString unitType)
{
if (d_yAxisUnit != unitType) {
d_yAxisUnit = unitType;
OscScaleDraw *scaleDraw = static_cast<OscScaleDraw *>(this->axisScaleDraw(QwtAxis::YLeft));
if (scaleDraw)
scaleDraw->setUnitType(d_yAxisUnit);
}
}
QString TimeDomainDisplayPlot::yAxisUnit(void)
{
return d_yAxisUnit;
}
void TimeDomainDisplayPlot::setXaxisUnit(QString unitType)
{
if (d_xAxisUnit != unitType) {
d_xAxisUnit = unitType;
OscScaleDraw* scaleDraw = static_cast<OscScaleDraw*>(this->axisScaleDraw(QwtAxis::XBottom));
if (scaleDraw)
scaleDraw->setUnitType(d_xAxisUnit);
}
}
QString TimeDomainDisplayPlot::xAxisUnit() { return d_xAxisUnit; }
void TimeDomainDisplayPlot::stemPlot(bool en)
{
if(en) {
for(int i = 0; i < d_nplots; i++) {
d_plot_curve[i]->setStyle(QwtPlotCurve::Sticks);
setLineMarker(i, QwtSymbol::Ellipse);
}
}
else {
for(int i = 0; i < d_nplots; i++) {
d_plot_curve[i]->setStyle(QwtPlotCurve::Lines);
setLineMarker(i, QwtSymbol::NoSymbol);
}
}
}
void TimeDomainDisplayPlot::setPlotLineStyle(unsigned int chIdx, unsigned int style)
{
if (chIdx < 0 || chIdx >= d_plot_curve.size()) {
return;
}
auto curve = d_plot_curve[chIdx];
curve->setPaintAttribute(QwtPlotCurve::ClipPolygons, true);
curve->setCurveAttribute(QwtPlotCurve::Fitted, false);
switch (style) {
case 0:
curve->setStyle(QwtPlotCurve::CurveStyle::Lines);
replot();
break;
case 1:
curve->setStyle(QwtPlotCurve::CurveStyle::Dots);
replot();
break;
case 2:
curve->setStyle(QwtPlotCurve::CurveStyle::Steps);
replot();
break;
case 3:
curve->setStyle(QwtPlotCurve::CurveStyle::Sticks);
replot();
break;
case 4:
curve->setPaintAttribute(QwtPlotCurve::ClipPolygons, false);
curve->setCurveAttribute(QwtPlotCurve::Fitted, true);
curve->setStyle(QwtPlotCurve::CurveStyle::Lines);
replot();
break;
}
}
int TimeDomainDisplayPlot::getPlotLineStyle(unsigned int chIdx) const
{
if (chIdx < 0 || chIdx >= d_plot_curve.size()) {
return -1;
}
auto style = d_plot_curve[chIdx]->style();
switch (style) {
case QwtPlotCurve::CurveStyle::Lines:
if (d_plot_curve[chIdx]->testCurveAttribute(QwtPlotCurve::Fitted)) {
return 4;
} else {
return 0;
}
case QwtPlotCurve::CurveStyle::Dots:
return 1;
case QwtPlotCurve::CurveStyle::Steps:
return 2;
case QwtPlotCurve::CurveStyle::Sticks:
return 3;
default:
return -1;
}
}
void
TimeDomainDisplayPlot::setSemilogx(bool en)
{
d_semilogx = en;
if(!d_semilogx) {
setAxisScaleEngine(QwtAxis::XBottom, new QwtLinearScaleEngine);
}
else {
#if QWT_VERSION < 0x060100
setAxisScaleEngine(QwtAxis::XBottom, new QwtLog10ScaleEngine);
#else /* QWT_VERSION < 0x060100 */
setAxisScaleEngine(QwtAxis::XBottom, new QwtLogScaleEngine);
#endif /*QWT_VERSION < 0x060100 */
}
for (unsigned int i = 0; i < d_sinkManager.sinkListLength(); i++)
_resetXAxisPoints(d_xdata[i], d_sinkManager.sink(i)->channelsDataLength(), d_sample_rate);
}
void
TimeDomainDisplayPlot::setSemilogy(bool en)
{
if(d_semilogy != en) {
d_semilogy = en;
#if QWT_VERSION < 0x060100
double max = axisScaleDiv(QwtAxis::YLeft)->upperBound();
#else /* QWT_VERSION < 0x060100 */
double max = axisScaleDiv(QwtAxis::YLeft).upperBound();
#endif /* QWT_VERSION < 0x060100 */
if(!d_semilogy) {
setAxisScaleEngine(QwtAxis::YLeft, new QwtLinearScaleEngine);
setYaxis(-pow(10.0, max/10.0), pow(10.0, max/10.0));
}
else {
#if QWT_VERSION < 0x060100
setAxisScaleEngine(QwtAxis::YLeft, new QwtLog10ScaleEngine);
#else /* QWT_VERSION < 0x060100 */
setAxisScaleEngine(QwtAxis::YLeft, new QwtLogScaleEngine);
#endif /*QWT_VERSION < 0x060100 */
setYaxis(1e-10, 10.0*log10(max));
}
}
}
void
TimeDomainDisplayPlot::enableTagMarker(int which, bool en)
{
if((size_t)which < d_tag_markers_en.size())
d_tag_markers_en[which] = en;
else
throw std::runtime_error("TimeDomainDisplayPlot: enabled tag marker does not exist.\n");
}
const QColor
TimeDomainDisplayPlot::getTagTextColor()
{
return d_tag_text_color;
}
const QColor
TimeDomainDisplayPlot::getTagBackgroundColor()
{
return d_tag_background_color;
}
const Qt::BrushStyle
TimeDomainDisplayPlot::getTagBackgroundStyle()
{
return d_tag_background_style;
}
void
TimeDomainDisplayPlot::setTagTextColor(QColor c)
{
d_tag_text_color = c;
}
void
TimeDomainDisplayPlot::setTagBackgroundColor(QColor c)
{
d_tag_background_color = c;
}
void
TimeDomainDisplayPlot::setTagBackgroundStyle(Qt::BrushStyle b)
{
d_tag_background_style = b;
}
void TimeDomainDisplayPlot::setZoomerEnabled(bool en)
{
for (unsigned int i = 0; i < d_zoomer.size(); ++i) {
d_zoomer[i]->setEnabled(en);
d_magnifier[i]->setEnabled(en);
}
}
bool TimeDomainDisplayPlot::isZoomerEnabled()
{
if (d_zoomer.isEmpty())
return false;
return d_zoomer[0]->isEnabled();
}
void TimeDomainDisplayPlot::setZoomerVertAxis(int index)
{
if (index < -1 || index >= axesCount(QwtAxis::YLeft))
return;
for (unsigned int i = 0; i < d_zoomer.size(); ++i)
if (d_zoomer[i]->isEnabled())
d_zoomer[i]->setTrackerMode(
(i == index) ? QwtPicker::AlwaysOn : QwtPicker::AlwaysOff);
}
QString TimeDomainDisplayPlot::timeScaleValueFormat(double value, int precision) const
{
return d_yAxisFormatter->format(value, "", precision);
}
QString TimeDomainDisplayPlot::timeScaleValueFormat(double value)
{
OscScaleDraw *scale = static_cast<OscScaleDraw *>(this->axisScaleDraw(QwtAxis::XBottom));