js8call/widegraph.cpp

#include "widegraph.h"


#include <algorithm>
#include <QApplication>
#include <QSettings>
#include "ui_widegraph.h"
#include "commons.h"
#include "Configuration.hpp"
#include "MessageBox.hpp"
#include "SettingsGroup.hpp"

#include "DriftingDateTime.h"
#include "keyeater.h"
#include "varicode.h"

#include "moc_widegraph.cpp"

namespace
{
  auto user_defined = QObject::tr ("User Defined");
  float swide[MAX_SCREENSIZE];
}

WideGraph::WideGraph(QSettings * settings, QWidget *parent) :
  QDialog(parent),
  ui(new Ui::WideGraph),
  m_settings (settings),
  m_palettes_path {":/Palettes"},
  m_ntr0 {0},
  m_n {0},
  m_filterMinWidth {0},
  m_filterMinimum {0},
  m_filterMaximum {5000},
  m_filterEnabled {false},
  m_bHaveTransmitted {false},
  m_dist { 0.0, 0.1 }
{
  ui->setupUi(this);

  setWindowTitle (QApplication::applicationName () + " - " + tr ("Wide Graph"));
  setWindowFlags (Qt::WindowCloseButtonHint | Qt::WindowMinimizeButtonHint);
  setMaximumHeight (880);

  ui->splitter->setChildrenCollapsible(false);
  ui->splitter->setCollapsible(ui->splitter->indexOf(ui->controls_widget), false);
  ui->splitter->updateGeometry();

  auto filterEscapeEater = new KeyPressEater();
  connect(filterEscapeEater, &KeyPressEater::keyPressed, this, [this](QObject */*obj*/, QKeyEvent *e, bool *pProcessed){
      if(e->key() != Qt::Key_Escape){
          return;
      }
      setFilter(0, 5000);
      if(pProcessed) *pProcessed=true;
  });
  ui->filterMinSpinBox->installEventFilter(filterEscapeEater);

  ui->widePlot->setCursor(Qt::CrossCursor);
  ui->widePlot->setMaximumWidth(MAX_SCREENSIZE);
  ui->widePlot->setMaximumHeight(800);
  ui->widePlot->setCurrent(false);

  ui->widePlot->setContextMenuPolicy(Qt::CustomContextMenu);
  connect(ui->widePlot, &CPlotter::customContextMenuRequested, this, [this](const QPoint &pos){
      auto menu = new QMenu(this);

      int f = ui->widePlot->frequencyAt(pos.x());

      auto offsetAction = menu->addAction(QString("Set &Offset to %1 Hz").arg(f));
      connect(offsetAction, &QAction::triggered, this, [this, f](){
        ui->offsetSpinBox->setValue(f);
      });

      menu->addSeparator();

      if(m_filterEnabled){
          auto disableAction = menu->addAction(QString("&Disable Filter"));
          connect(disableAction, &QAction::triggered, this, [this](){
            ui->filterCheckBox->setChecked(false);
          });
      }

      auto centerAction = menu->addAction(QString("Set Filter &Center to %1 Hz").arg(f));
      connect(centerAction, &QAction::triggered, this, [this, f](){
        ui->filterCenterSpinBox->setValue(f);
        ui->filterCheckBox->setChecked(true);
      });

      auto widthMenu = menu->addMenu("Set Filter &Width to...");
      auto widths = QList<int>{ 25, 50, 75, 100, 250, 500, 750, 1000, 1500, 2000 };
      foreach(auto width, widths){
        if(width < m_filterMinWidth){ continue; }
        auto widthAction = widthMenu->addAction(QString("%1 Hz").arg(width));
        connect(widthAction, &QAction::triggered, this, [this, width](){
            ui->filterWidthSpinBox->setValue(width);
            ui->filterCheckBox->setChecked(true);
        });
      }

      auto minAction = menu->addAction(QString("Set Filter &Minimum to %1 Hz").arg(f));
      connect(minAction, &QAction::triggered, this, [this, f](){
        ui->filterMinSpinBox->setValue(f);
        ui->filterCheckBox->setChecked(true);
      });

      menu->popup(ui->widePlot->mapToGlobal(pos));
  });

  connect(ui->widePlot, SIGNAL(freezeDecode1(int)),this,
          SLOT(wideFreezeDecode(int)));

  connect(ui->widePlot, SIGNAL(setFreq1(int,int)),this,
          SLOT(setFreq2(int,int)));

  connect(ui->widePlot, &CPlotter::qsy, this, [this](int hzDelta){
    emit qsy(hzDelta);
  });

  {

    //Restore user's settings
    SettingsGroup g {m_settings, "WideGraph"};
    restoreGeometry (m_settings->value ("geometry", saveGeometry ()).toByteArray ());
    ui->widePlot->setPlotZero(m_settings->value("PlotZero", 0).toInt());
    ui->widePlot->setPlotGain(m_settings->value("PlotGain", 0).toInt());
    ui->widePlot->setPlot2dGain(m_settings->value("Plot2dGain", 0).toInt());
    ui->widePlot->setPlot2dZero(m_settings->value("Plot2dZero", 0).toInt());
    ui->zeroSlider->setValue(ui->widePlot->plotZero());
    ui->gainSlider->setValue(ui->widePlot->plotGain());
    ui->gain2dSlider->setValue(ui->widePlot->plot2dGain());
    ui->zero2dSlider->setValue(ui->widePlot->plot2dZero());
    int n = m_settings->value("BinsPerPixel",2).toInt();
    m_bFlatten=m_settings->value("Flatten",true).toBool();
    m_bRef=m_settings->value("UseRef",false).toBool();
    ui->cbFlatten->setChecked(m_bFlatten);
    ui->widePlot->setFlatten(m_bFlatten,m_bRef);
    ui->cbRef->setChecked(m_bRef);
    ui->widePlot->setBreadth(m_settings->value("PlotWidth",1000).toInt());
    ui->bppSpinBox->setValue(n);
    m_nsmo=m_settings->value("SmoothYellow",1).toInt();
    ui->smoSpinBox->setValue(m_nsmo);
    m_Percent2DScreen=m_settings->value("Percent2D", 0).toInt();
    m_waterfallAvg = m_settings->value("WaterfallAvg", 1).toInt();
    ui->waterfallAvgSpinBox->setValue(m_waterfallAvg);
    ui->widePlot->setWaterfallAvg(m_waterfallAvg);
    ui->widePlot->setCurrent(m_settings->value("Current",false).toBool());
    ui->widePlot->setCumulative(m_settings->value("Cumulative",true).toBool());
    ui->widePlot->setLinearAvg(m_settings->value("LinearAvg",false).toBool());
    if(ui->widePlot->current()) ui->spec2dComboBox->setCurrentIndex(0);
    if(ui->widePlot->cumulative()) ui->spec2dComboBox->setCurrentIndex(1);
    if(ui->widePlot->linearAvg()) ui->spec2dComboBox->setCurrentIndex(2);
#if JS8_USE_REFSPEC
    ui->widePlot->setReference(m_settings->value("Reference",false).toBool());
    if(ui->widePlot->Reference()) ui->spec2dComboBox->setCurrentIndex(3);
#endif
    int nbpp=m_settings->value("BinsPerPixel", 2).toInt();
    ui->widePlot->setBinsPerPixel(nbpp);
    ui->sbPercent2dPlot->setValue(m_Percent2DScreen);
    ui->widePlot->SetPercent2DScreen(m_Percent2DScreen);
    ui->widePlot->setStartFreq(m_settings->value("StartFreq", 500).toInt());
    ui->centerSpinBox->setValue(m_settings->value("CenterOffset", 1500).toInt());
    ui->fStartSpinBox->setValue(ui->widePlot->startFreq());
    m_waterfallPalette=m_settings->value("WaterfallPalette","Default").toString();
    m_userPalette = WFPalette {m_settings->value("UserPalette").value<WFPalette::Colours> ()};
    m_fMinPerBand = m_settings->value ("FminPerBand").toHash ();
    setRxRange ();
    ui->controls_widget->setVisible(!m_settings->value("HideControls", false).toBool());
    ui->cbControls->setChecked(!m_settings->value("HideControls", false).toBool());
    ui->fpsSpinBox->setValue(m_settings->value ("WaterfallFPS", 4).toInt());
    ui->decodeAttemptCheckBox->setChecked(m_settings->value("DisplayDecodeAttempts", false).toBool());
    ui->autoDriftAutoStopCheckBox->setChecked(m_settings->value ("StopAutoSyncOnDecode", true).toBool());
    ui->autoDriftStopSpinBox->setValue(m_settings->value ("StopAutoSyncAfter", 1).toInt());

    auto splitState = m_settings->value("SplitState").toByteArray();
    if(!splitState.isEmpty()){
        ui->splitter->restoreState(splitState);
    }

    setFilter(m_settings->value("FilterMinimum", 500).toInt(), m_settings->value("FilterMaximum", 2500).toInt());
    setFilterOpacityPercent(m_settings->value("FilterOpacityPercent", 50).toInt());
    setFilterEnabled(m_settings->value("FilterEnabled", false).toBool());
  }

  int index=0;
  for (QString const& file:
         m_palettes_path.entryList(QDir::NoDotAndDotDot |
                                   QDir::System | QDir::Hidden |
                                   QDir::AllDirs | QDir::Files,
                                   QDir::DirsFirst)) {
    QString t=file.mid(0,file.length()-4);
    ui->paletteComboBox->addItem(t);
    if(t==m_waterfallPalette) ui->paletteComboBox->setCurrentIndex(index);
    index++;
  }
  ui->paletteComboBox->addItem (user_defined);
  if (user_defined == m_waterfallPalette) ui->paletteComboBox->setCurrentIndex(index);
  readPalette ();

  connect(&m_drawTimer, &QTimer::timeout, this, &WideGraph::draw);
  m_drawTimer.setSingleShot(true);
  m_drawTimer.start(100);   //### Don't change the 100 ms! ###
}

WideGraph::~WideGraph ()
{
}

void WideGraph::closeEvent (QCloseEvent * e)
{
  saveSettings ();
  QDialog::closeEvent (e);
}

void WideGraph::saveSettings()                                           //saveSettings
{
  SettingsGroup g {m_settings, "WideGraph"};
  m_settings->setValue ("geometry", saveGeometry ());
  m_settings->setValue ("PlotZero", ui->widePlot->plotZero());
  m_settings->setValue ("PlotGain", ui->widePlot->plotGain());
  m_settings->setValue ("Plot2dGain", ui->widePlot->plot2dGain());
  m_settings->setValue ("Plot2dZero", ui->widePlot->plot2dZero());
  m_settings->setValue ("PlotWidth", ui->widePlot->plotWidth ());
  m_settings->setValue ("BinsPerPixel", ui->bppSpinBox->value ());
  m_settings->setValue ("SmoothYellow", ui->smoSpinBox->value ());
  m_settings->setValue ("Percent2D",m_Percent2DScreen);
  m_settings->setValue ("WaterfallAvg", ui->waterfallAvgSpinBox->value ());
  m_settings->setValue ("Current", ui->widePlot->current());
  m_settings->setValue ("Cumulative", ui->widePlot->cumulative());
  m_settings->setValue ("LinearAvg", ui->widePlot->linearAvg());
#if JS8_USE_REFSPEC
  m_settings->setValue ("Reference", ui->widePlot->Reference());
#endif
  m_settings->setValue ("BinsPerPixel", ui->widePlot->binsPerPixel ());
  m_settings->setValue ("StartFreq", ui->widePlot->startFreq ());
  m_settings->setValue ("WaterfallPalette", m_waterfallPalette);
  m_settings->setValue ("UserPalette", QVariant::fromValue (m_userPalette.colours ()));
  m_settings->setValue ("Flatten",m_bFlatten);
  m_settings->setValue ("UseRef",m_bRef);
  m_settings->setValue ("HideControls", ui->controls_widget->isHidden ());
  m_settings->setValue ("FminPerBand", m_fMinPerBand);
  m_settings->setValue ("CenterOffset", ui->centerSpinBox->value());
  m_settings->setValue ("FilterMinimum", m_filterMinimum);
  m_settings->setValue ("FilterMaximum", m_filterMaximum);
  m_settings->setValue ("FilterEnabled", m_filterEnabled);
  m_settings->setValue ("FilterOpacityPercent", ui->filterOpacitySpinBox->value());
  m_settings->setValue ("SplitState", ui->splitter->saveState());
  m_settings->setValue ("WaterfallFPS", ui->fpsSpinBox->value());
  m_settings->setValue ("DisplayDecodeAttempts", ui->decodeAttemptCheckBox->isChecked());
  m_settings->setValue ("StopAutoSyncOnDecode", ui->autoDriftAutoStopCheckBox->isChecked());
  m_settings->setValue ("StopAutoSyncAfter", ui->autoDriftStopSpinBox->value());
}

bool WideGraph::shouldDisplayDecodeAttempts(){
    return ui->decodeAttemptCheckBox->isChecked();
}

bool WideGraph::isAutoSyncEnabled(){
    // enabled if we're auto drifting
    // and we are not auto stopping
    // or if we are auto stopping,
    // we have auto sync decodes left
    return ui->autoDriftButton->isChecked() && (
        !ui->autoDriftAutoStopCheckBox->isChecked() ||
        m_autoSyncDecodesLeft > 0
    );
}

bool WideGraph::shouldAutoSyncSubmode(int submode){
    return isAutoSyncEnabled() && (
           submode == Varicode::JS8CallSlow
        || submode == Varicode::JS8CallNormal
    //  || submode == Varicode::JS8CallFast
    //  || submode == Varicode::JS8CallTurbo
    //  || submode == Varicode::JS8CallUltra
    );
}

void WideGraph::notifyDriftedSignalsDecoded(int signalsDecoded){
    //qDebug() << "decoded" << signalsDecoded << "with" << m_autoSyncDecodesLeft << "left";

    m_autoSyncDecodesLeft -= signalsDecoded;

    if(ui->autoDriftAutoStopCheckBox->isChecked() && m_autoSyncDecodesLeft <= 0){
        ui->autoDriftButton->setChecked(false);
    }
}

void WideGraph::on_autoDriftButton_toggled(bool checked){
    static bool connected = false;
    if(!connected){
        connect(&m_autoSyncTimer, &QTimer::timeout, this, [this](){
            // if auto drift isn't checked, don't worry about this...
            if(!ui->autoDriftButton->isChecked()){
                return;
            }

            // uncheck after timeout
            if(m_autoSyncTimeLeft == 0){
                ui->autoDriftButton->setChecked(false);
                return;
            }

            // set new text and decrement timeleft
            auto text = ui->autoDriftButton->text();
            auto newText = QString("%1 (%2)").arg(text.left(text.indexOf("(")).trimmed()).arg(m_autoSyncTimeLeft--);
            ui->autoDriftButton->setText(newText);
        });
        connected = true;
    }

    // if in the future we want to auto sync timeout after a time period
    bool autoSyncTimeout = false;

    auto text = ui->autoDriftButton->text();

    if(autoSyncTimeout){
        if(checked){
            m_autoSyncTimeLeft = 120;
            m_autoSyncTimer.setInterval(1000);
            m_autoSyncTimer.start();
            ui->autoDriftButton->setText(QString("%1 (%2)").arg(text.replace("Start", "Stop")).arg(m_autoSyncTimeLeft--));
        } else {
            m_autoSyncTimeLeft = 0;
            m_autoSyncTimer.stop();
            ui->autoDriftButton->setText(text.left(text.indexOf("(")).trimmed().replace("Stop", "Start"));
        }
        return;
    } else {
        if(checked){
            m_autoSyncDecodesLeft = ui->autoDriftStopSpinBox->value();
            ui->autoDriftButton->setText(text.left(text.indexOf("(")).trimmed().replace("Start", "Stop"));
            ui->autoDriftStopSpinBox->setEnabled(false);
        } else {
            m_autoSyncDecodesLeft = 0;
            ui->autoDriftButton->setText(text.left(text.indexOf("(")).trimmed().replace("Stop", "Start"));
            ui->autoDriftStopSpinBox->setEnabled(true);
        }
    }
}

void WideGraph::drawDecodeLine(const QColor &color, int ia, int ib)
{
  ui->widePlot->drawDecodeLine(color, ia, ib);
}

void WideGraph::drawHorizontalLine(const QColor &color, int x, int width){
    ui->widePlot->drawHorizontalLine(color, x, width);
}

void WideGraph::dataSink2(float s[], float df3, int ihsym, int ndiskdata)  //dataSink2
{
  static float splot[NSMAX];

  QMutexLocker lock(&m_drawLock);

  int nbpp = ui->widePlot->binsPerPixel();

  //Average spectra over specified number, m_waterfallAvg
  if (m_n==0) {
    for (int i=0; i<NSMAX; i++)
      splot[i]=s[i];
  } else {
    for (int i=0; i<NSMAX; i++)
      splot[i] += s[i];
  }
  m_n++;

  if (m_n<m_waterfallAvg) {
      return;
  }

  for (int i=0; i<NSMAX; i++){
    splot[i] /= m_n;        //Normalize the average
  }

  m_n=0;
  int i=int(ui->widePlot->startFreq()/df3 + 0.5);
  int jz=5000.0/(nbpp*df3);
  if(jz>MAX_SCREENSIZE) jz=MAX_SCREENSIZE;
  m_jz=jz;
  for (int j=0; j<jz; j++) {
    float ss=0.0;
    float smax=0;
    for (int k=0; k<nbpp; k++) {
      float sp=splot[i++];
      ss += sp;
      smax=qMax(smax,sp);
    }

    // swide[j]=nbpp*smax;
    swide[j]=nbpp*ss;
  }

  // draw the tr cycle horizontal lines if needed
  qint64 ms = DriftingDateTime::currentMSecsSinceEpoch() % 86400000;
  int ntr = (ms/1000) % m_TRperiod;
  if((ndiskdata && ihsym <= m_waterfallAvg) || (!ndiskdata && ntr<m_ntr0)) {
    float flagValue=1.0e30;
    if(m_bHaveTransmitted) flagValue=2.0e30;
    for(int i=0; i<NSMAX; i++) {
      splot[i] = flagValue;
    }
    m_bHaveTransmitted=false;
  }
  m_ntr0=ntr;
}

void WideGraph::draw(){
    static const quint64 buf = 10;
    static quint64 lastLoop;

    quint64 fps = qMax(1, qMin(ui->fpsSpinBox->value(), 100));
    quint64 loopMs = 1000/fps * m_waterfallAvg;
    quint64 thisLoop = QDateTime::currentMSecsSinceEpoch();
    if(lastLoop == 0){
        lastLoop = thisLoop;
    }
    quint64 delta = thisLoop - lastLoop;
    if(delta > (loopMs + buf)){
      qDebug() << "widegraph overrun" << (delta-loopMs);
    }
    lastLoop = thisLoop;

    // do the drawing
    drawSwide();

    // compute the processing time and adjust loop to hit the next 100ms
    auto endLoop = QDateTime::currentMSecsSinceEpoch();
    auto processingTime = endLoop - thisLoop;
    auto nextLoopMs = 0;
    if(processingTime < loopMs){
        nextLoopMs = loopMs - processingTime;
    }
    m_drawTimer.start(nextLoopMs);
}

void WideGraph::drawSwide(){
    if(m_paused){
        return;
    }

    QMutexLocker lock(&m_drawLock);

    float swideLocal[MAX_SCREENSIZE];

    // draw the tr cycle horizontal lines if needed
    static int lastSecondInPeriod = 0;
    qint64 now (DriftingDateTime::currentMSecsSinceEpoch ());
    unsigned secondInToday ((now % 86400000LL) / 1000);
    int secondInPeriod = secondInToday % m_TRperiod;
    if(secondInPeriod < lastSecondInPeriod) {
      float flagValue=1.0e30;
      for(int i = 0; i < MAX_SCREENSIZE; i++) {
        swideLocal[i] = flagValue;
      }
      ui->widePlot->draw(swideLocal,true,false);
    } else if(lastSecondInPeriod != secondInPeriod) {
      //ui->widePlot->drawHorizontalLine(Qt::white, 0, 5);
    }
    lastSecondInPeriod=secondInPeriod;

    // then, draw the data
    memcpy(swideLocal, swide, sizeof(swide[0])*MAX_SCREENSIZE);
    // for(int i = 0; i < MAX_SCREENSIZE; i++){
    //     if(swideLocal[i] <= 1.0){
    //         swideLocal[i] += m_dist(m_gen);
    //     }
    // }
    ui->widePlot->draw(swideLocal,true,false);
}

void WideGraph::on_bppSpinBox_valueChanged(int n)                            //bpp
{
  ui->widePlot->setBinsPerPixel(n);
}

void WideGraph::on_qsyPushButton_clicked(){
    int hzDelta = rxFreq() - centerFreq();
    emit qsy(hzDelta);
}

void WideGraph::on_offsetSpinBox_valueChanged(int n){
  if(n == rxFreq()){
      return;
  }

  // TODO: jsherer - here's where we'd set minimum frequency again (later?)
  n = qMax(0, n);

  setRxFreq(n);
  setTxFreq(n);
  setFreq2(n, n);
}

void WideGraph::on_waterfallAvgSpinBox_valueChanged(int n)                  //Navg
{
  m_waterfallAvg = n;
  ui->widePlot->setWaterfallAvg(n);
}

void WideGraph::keyPressEvent(QKeyEvent *e)                                 //F11, F12
{  
  switch(e->key())
  {
  int n;
  case Qt::Key_F11:
    n=11;
    if(e->modifiers() & Qt::ControlModifier) n+=100;
    emit f11f12(n);
    break;
  case Qt::Key_F12:
    n=12;
    if(e->modifiers() & Qt::ControlModifier) n+=100;
    emit f11f12(n);
    break;
  default:
    QDialog::keyPressEvent (e);
  }
}

void WideGraph::setRxFreq(int n)                                           //setRxFreq
{
  ui->widePlot->setRxFreq(n);
  ui->offsetSpinBox->setValue(n);
}

int WideGraph::rxFreq()                                                   //rxFreq
{
  return ui->widePlot->rxFreq();
}

int WideGraph::centerFreq()
{
  return ui->centerSpinBox->value();
}

int WideGraph::nStartFreq()                                             //nStartFreq
{
  return ui->widePlot->startFreq();
}

void WideGraph::wideFreezeDecode(int n)                              //wideFreezeDecode
{
  emit freezeDecode2(n);
}

void WideGraph::setRxRange ()
{
  ui->widePlot->setRxRange (Fmin ());
  ui->widePlot->DrawOverlay();
  ui->widePlot->update();
}

int WideGraph::Fmin()                                              //Fmin
{
  return "60m" == m_rxBand ? 0 : m_fMinPerBand.value (m_rxBand, 2500).toUInt ();
}

int WideGraph::Fmax()                                              //Fmax
{
  return std::min(5000,ui->widePlot->Fmax());
}

int WideGraph::filterMinimum()
{
    return std::max(0, m_filterMinimum);
}

int WideGraph::filterMaximum()
{
    return std::min(m_filterMaximum, 5000);
}

bool WideGraph::filterEnabled()
{
    return m_filterEnabled;
}

void WideGraph::setFilterCenter(int n){
    int delta = n - m_filterCenter;
    setFilter(m_filterMinimum + delta, m_filterMaximum + delta);
}

void WideGraph::setFilter(int a, int b){
    int low = std::min(a, b);
    int high = std::max(a, b);

    // ensure minimum filter width
    if(high-low < m_filterMinWidth){
        high = low + m_filterMinWidth;
    }

    int width = high - low;
    int center = low + width / 2;

    // update the filter history
    m_filterMinimum = low;
    m_filterMaximum = high;
    m_filterCenter = center;

    // update the spinner UI
    bool blocked = false;
    blocked = ui->filterMinSpinBox->blockSignals(true);
    {
        ui->filterMinSpinBox->setValue(low);
    }
    ui->filterMinSpinBox->blockSignals(blocked);

    blocked = ui->filterCenterSpinBox->blockSignals(true);
    {
        ui->filterCenterSpinBox->setValue(center);
    }
    ui->filterCenterSpinBox->blockSignals(blocked);

    blocked = ui->filterWidthSpinBox->blockSignals(true);
    {
        ui->filterWidthSpinBox->setValue(width);
    }
    ui->filterWidthSpinBox->blockSignals(blocked);

    // update the wide plot UI
    ui->widePlot->setFilterCenter(center);
    ui->widePlot->setFilterWidth(width);
}

void WideGraph::setFilterMinimumBandwidth(int width){
    m_filterMinWidth = width;
    ui->filterWidthSpinBox->setMinimum(width);
    setFilter(m_filterMinimum, std::max(m_filterMinimum+width, m_filterMaximum));
}

void WideGraph::setFilterEnabled(bool enabled){
    m_filterEnabled = enabled;

    // update the filter ui
    ui->filterCenterSpinBox->setEnabled(enabled);
    ui->filterCenterSyncButton->setEnabled(enabled);
    ui->filterWidthSpinBox->setEnabled(enabled);
    ui->filterMinSpinBox->setEnabled(enabled);

    // update the checkbox ui
    bool blocked = ui->filterCheckBox->blockSignals(true);
    {
        ui->filterCheckBox->setChecked(enabled);
    }
    ui->filterCheckBox->blockSignals(blocked);

    // update the wideplot
    ui->widePlot->setFilterEnabled(enabled);
}

void WideGraph::setFilterOpacityPercent(int n){
    // update the spinbox
    bool blocked = ui->filterOpacitySpinBox->blockSignals(true);
    {
        ui->filterOpacitySpinBox->setValue(n);
    }
    ui->filterOpacitySpinBox->blockSignals(blocked);

    // update the wide plot
    ui->widePlot->setFilterOpacity(int((float(n)/100.0)*255));
}

int WideGraph::fSpan()
{
  return ui->widePlot->fSpan ();
}

void WideGraph::setPeriod(int ntrperiod, int nsps)                  //SetPeriod
{
  m_TRperiod=ntrperiod;
  m_nsps=nsps;
  ui->widePlot->setNsps(ntrperiod, nsps);
}

void WideGraph::setTxFreq(int n)                                   //setTxFreq
{
  emit setXIT2(n);
  ui->widePlot->setTxFreq(n);
  ui->offsetSpinBox->setValue(n);
}

void WideGraph::setMode(QString mode)                              //setMode
{
  m_mode=mode;
  ui->widePlot->setMode(mode);
  ui->widePlot->DrawOverlay();
  ui->widePlot->update();
}

void WideGraph::setSubMode(int n)                                  //setSubMode
{
  m_nSubMode=n;
  ui->widePlot->setSubMode(n);
  ui->widePlot->DrawOverlay();
  ui->widePlot->update();
}
void WideGraph::setModeTx(QString modeTx)                          //setModeTx
{
  m_modeTx=modeTx;
  ui->widePlot->setModeTx(modeTx);
  ui->widePlot->DrawOverlay();
  ui->widePlot->update();
}

                                                        //Current-Cumulative-Yellow
void WideGraph::on_spec2dComboBox_currentIndexChanged(const QString &arg1)
{
  ui->widePlot->setCurrent(false);
  ui->widePlot->setCumulative(false);
  ui->widePlot->setLinearAvg(false);
  ui->smoSpinBox->setEnabled(false);
  if(arg1=="Current") ui->widePlot->setCurrent(true);
  if(arg1=="Cumulative") ui->widePlot->setCumulative(true);
  if(arg1=="Linear Avg") {
    ui->widePlot->setLinearAvg(true);
    ui->smoSpinBox->setEnabled(true);
  }
#if JS8_USE_REFSPEC
  ui->widePlot->setReference(false);
  if(arg1=="Reference") {
    ui->widePlot->setReference(true);
  }
#endif
  replot();
}

void WideGraph::setFreq2(int rxFreq, int txFreq)                  //setFreq2
{
  emit setFreq3(rxFreq,txFreq);
}

void WideGraph::setDialFreq(double d)                             //setDialFreq
{
  ui->widePlot->setDialFreq(d);
}

void WideGraph::setTimeControlsVisible(bool visible){
    setControlsVisible(visible);
    ui->tabWidget->setCurrentWidget(ui->timingTab);
}

bool WideGraph::timeControlsVisible(){
   return controlsVisible() && ui->tabWidget->currentWidget() == ui->timingTab;
}

void WideGraph::setControlsVisible(bool visible)
{
  ui->cbControls->setChecked(!visible);
  ui->cbControls->setChecked(visible);
  ui->tabWidget->setCurrentWidget(ui->controlTab);
}

bool WideGraph::controlsVisible(){
  auto sizes = ui->splitter->sizes();
  return ui->cbControls->isChecked() && sizes.last() > 0;
}

void WideGraph::setRxBand (QString const& band)
{
  m_rxBand = band;
  ui->widePlot->setRxBand(band);
  setRxRange ();
}


void WideGraph::on_fStartSpinBox_valueChanged(int n)             //fStart
{
  ui->widePlot->setStartFreq(n);
}

void WideGraph::readPalette ()                                   //readPalette
{
  try
    {
      if (user_defined == m_waterfallPalette)
        {
          ui->widePlot->setColours (WFPalette {m_userPalette}.interpolate ());
        }
      else
        {
          ui->widePlot->setColours (WFPalette {m_palettes_path.absoluteFilePath (m_waterfallPalette + ".pal")}.interpolate());
        }
    }
  catch (std::exception const& e)
    {
      MessageBox::warning_message (this, tr ("Read Palette"), e.what ());
    }
}

QVector<QColor> const& WideGraph::colors(){
    return ui->widePlot->colors();
}

void WideGraph::on_paletteComboBox_activated (QString const& palette)    //palette selector
{
  m_waterfallPalette = palette;
  readPalette();
  replot();
}

void WideGraph::on_cbFlatten_toggled(bool b)                          //Flatten On/Off
{
  m_bFlatten=b;
  if(m_bRef and m_bFlatten) {
    m_bRef=false;
    ui->cbRef->setChecked(false);
  }
  ui->widePlot->setFlatten(m_bFlatten,m_bRef);
}

void WideGraph::on_cbRef_toggled(bool b)
{
  m_bRef=b;
  if(m_bRef and m_bFlatten) {
    m_bFlatten=false;
    ui->cbFlatten->setChecked(false);
  }
  ui->widePlot->setFlatten(m_bFlatten,m_bRef);
}

void WideGraph::on_cbControls_toggled(bool b)
{
  ui->controls_widget->setVisible(b);

  static int lastSize = ui->splitter->width()/4;
  auto sizes = ui->splitter->sizes();
  if(b){
      ui->splitter->setSizes({ sizes.first(), lastSize });
  } else {
      // keep track of the last size of the control
      lastSize = qMax(sizes.last(), 100);
  }
}

void WideGraph::on_adjust_palette_push_button_clicked (bool)   //Adjust Palette
{
  try
    {
      if (m_userPalette.design ())
        {
          m_waterfallPalette = user_defined;
          ui->paletteComboBox->setCurrentText (m_waterfallPalette);
          readPalette ();
        }
    }
  catch (std::exception const& e)
    {
      MessageBox::warning_message (this, tr ("Read Palette"), e.what ());
    }
}

bool WideGraph::flatten()                                              //Flatten
{
  return m_bFlatten;
}

bool WideGraph::useRef()                                              //Flatten
{
  return m_bRef;
}

void WideGraph::replot()
{
  if(ui->widePlot->scaleOK()) ui->widePlot->replot();
}

void WideGraph::on_gainSlider_valueChanged(int value)                 //Gain
{
  ui->widePlot->setPlotGain(value);
  replot();
}

void WideGraph::on_zeroSlider_valueChanged(int value)                 //Zero
{
  ui->widePlot->setPlotZero(value);
  replot();
}

void WideGraph::on_gain2dSlider_valueChanged(int value)               //Gain2
{
  ui->widePlot->setPlot2dGain(value);
  if(ui->widePlot->scaleOK ()) {
    ui->widePlot->draw(swide,false,false);
  }
}

void WideGraph::on_zero2dSlider_valueChanged(int value)               //Zero2
{
  ui->widePlot->setPlot2dZero(value);
  if(ui->widePlot->scaleOK ()) {
    ui->widePlot->draw(swide,false,false);
  }
}

void WideGraph::setTol(int n)                                         //setTol
{
  ui->widePlot->setTol(n);
  ui->widePlot->DrawOverlay();
  ui->widePlot->update();
}

void WideGraph::on_smoSpinBox_valueChanged(int n)
{
  m_nsmo=n;
}

int WideGraph::smoothYellow()
{
  return m_nsmo;
}

void WideGraph::setWSPRtransmitted()
{
  m_bHaveTransmitted=true;
}

void WideGraph::setVHF(bool bVHF)
{
  ui->widePlot->setVHF(bVHF);
}

void WideGraph::on_sbPercent2dPlot_valueChanged(int n)
{
  m_Percent2DScreen=n;
  ui->widePlot->SetPercent2DScreen(n);
}

void WideGraph::on_filterMinSpinBox_valueChanged(int n){
    int delta = n - m_filterMinimum;
    setFilter(m_filterMinimum + delta, m_filterMaximum + delta);
}

void WideGraph::on_filterCenterSpinBox_valueChanged(int n){
    setFilterCenter(n);
}

void WideGraph::on_filterWidthSpinBox_valueChanged(int n){
    setFilter(m_filterCenter - n/2, m_filterCenter - n/2 + n);
}

void WideGraph::on_filterCenterSyncButton_clicked(){
    setFilterCenter(ui->offsetSpinBox->value());
}

void WideGraph::on_filterCheckBox_toggled(bool b){
    setFilterEnabled(b);
}

void WideGraph::on_filterOpacitySpinBox_valueChanged(int n){
    setFilterOpacityPercent(n);
}

void WideGraph::setRedFile(QString fRed)
{
  ui->widePlot->setRedFile(fRed);
}

void WideGraph::setTurbo(bool turbo){
  ui->widePlot->setTurbo(turbo);
}

void WideGraph::on_driftSpinBox_valueChanged(int n){
    if(n == DriftingDateTime::drift()){
        return;
    }

    setDrift(n);
}

void WideGraph::on_driftSyncButton_clicked(){
    auto now = QDateTime::currentDateTimeUtc();

    int n = 0;
    int nPos = m_TRperiod - (now.time().second() % m_TRperiod);
    int nNeg = (now.time().second() % m_TRperiod) - m_TRperiod;

    if(abs(nNeg) < nPos){
        n = nNeg;
    } else {
        n = nPos;
    }

    setDrift(n * 1000);
}

void WideGraph::on_driftSyncEndButton_clicked(){
    auto now = QDateTime::currentDateTimeUtc();

    int n = 0;
    int nPos = m_TRperiod - (now.time().second() % m_TRperiod);
    int nNeg = (now.time().second() % m_TRperiod) - m_TRperiod;

    if(abs(nNeg) < nPos){
        n = nNeg + 2;
    } else {
        n = nPos - 2;
    }

    setDrift(n * 1000);
}

void WideGraph::on_driftSyncMinuteButton_clicked(){
    auto now = QDateTime::currentDateTimeUtc();
    int n = 0;
    int s = now.time().second();

    if(s < 30){
        n = -s;
    } else {
        n = 60 - s;
    }

    setDrift(n * 1000);
}

void WideGraph::on_driftSyncResetButton_clicked(){
    setDrift(0);
}

void WideGraph::setDrift(int n){
    int prev = drift();

    DriftingDateTime::setDrift(n);

    qDebug() << qSetRealNumberPrecision(12) << "Drift milliseconds:" << n;
    qDebug() << qSetRealNumberPrecision(12) << "Clock time:" << QDateTime::currentDateTimeUtc();
    qDebug() << qSetRealNumberPrecision(12) << "Drifted time:" << DriftingDateTime::currentDateTimeUtc();

    if(ui->driftSpinBox->value() != n){
        ui->driftSpinBox->setValue(n);
    }

    emit drifted(prev, n);
}

int WideGraph::drift(){
    return DriftingDateTime::drift();
}

void WideGraph::setQSYEnabled(bool enabled){
    ui->qsyPushButton->setEnabled(enabled);
    ui->centerSpinBox->setEnabled(enabled);
}