glscopegui.cpp

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// Copyright (C) 2017 F4EXB                                                      //
// written by Edouard Griffiths                                                  //
//                                                                               //
// 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 as 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 V3 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/>.          //

#include <QColorDialog>
#include <QFileDialog>
#include <QMessageBox>

#include "glscopegui.h"
#include "glscope.h"
#include "ui_glscopegui.h"
#include "util/simpleserializer.h"

const double GLScopeGUI::amps[27] = {
        2e-1, 1e-1, 5e-2,
        2e-2, 1e-2, 5e-3,
        2e-3, 1e-3, 5e-4,
        2e-4, 1e-4, 5e-5,
        2e-5, 1e-5, 5e-6,
        2e-6, 1e-6, 5e-7,
        2e-7, 1e-7, 5e-8,
        2e-8, 1e-8, 5e-9,
        2e-9, 1e-9, 5e-10,
};

GLScopeGUI::GLScopeGUI(QWidget* parent) :
    QWidget(parent),
    ui(new Ui::GLScopeGUI),
    m_messageQueue(0),
    m_scopeVis(0),
    m_glScope(0),
    m_sampleRate(0),
    m_timeBase(1),
    m_timeOffset(0),
    m_traceLenMult(1)
{
    qDebug("GLScopeGUI::GLScopeGUI");
    setEnabled(false);
    ui->setupUi(this);
    ui->trigDelayFine->setMaximum(ScopeVis::m_traceChunkSize / 10.0);
    ui->traceColor->setStyleSheet("QLabel { background-color : rgb(255,255,64); }");
    m_focusedTraceColor.setRgb(255,255,64);
    ui->trigColor->setStyleSheet("QLabel { background-color : rgb(0,255,0); }");
    m_focusedTriggerColor.setRgb(0,255,0);
    ui->traceText->setText("X");
    ui->mem->setMaximum(ScopeVis::m_nbTraceMemories - 1);
}

GLScopeGUI::~GLScopeGUI()
{
    delete ui;
}

void GLScopeGUI::setBuddies(MessageQueue* messageQueue, ScopeVis* scopeVis, GLScope* glScope)
{
    qDebug("GLScopeGUI::setBuddies");

    m_messageQueue = messageQueue;
    m_scopeVis = scopeVis;
    m_glScope = glScope;

    // initialize display combo
    ui->onlyX->setChecked(true);
    ui->onlyY->setChecked(false);
    ui->horizontalXY->setChecked(false);
    ui->verticalXY->setChecked(false);
    ui->polar->setChecked(false);
    ui->onlyY->setEnabled(false);
    ui->horizontalXY->setEnabled(false);
    ui->verticalXY->setEnabled(false);
    ui->polar->setEnabled(false);
    m_glScope->setDisplayMode(GLScope::DisplayX);

    // initialize trigger combo
    ui->trigPos->setChecked(true);
    ui->trigNeg->setChecked(false);
    ui->trigBoth->setChecked(false);
    ui->trigOneShot->setChecked(false);
    ui->trigOneShot->setEnabled(false);
    ui->freerun->setChecked(true);

    // Add a trigger
    ScopeVis::TriggerData triggerData;
    fillTriggerData(triggerData);
    m_scopeVis->addTrigger(triggerData);

    // Add a trace
    ScopeVis::TraceData traceData;
    fillTraceData(traceData);
    m_scopeVis->addTrace(traceData);

    setEnabled(true);
    connect(m_glScope, SIGNAL(sampleRateChanged(int)), this, SLOT(on_scope_sampleRateChanged(int)));
    connect(m_glScope, SIGNAL(traceSizeChanged(uint32_t)), this, SLOT(on_scope_traceSizeChanged(uint32_t)));
    connect(m_glScope, SIGNAL(preTriggerChanged(uint32_t)), this, SLOT(on_scope_preTriggerChanged(uint32_t)));

    ui->traceMode->clear();
    fillProjectionCombo(ui->traceMode);

    ui->trigMode->clear();
    fillProjectionCombo(ui->trigMode);

    m_scopeVis->configure(2*m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());

    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());

    setTraceLenDisplay();
    setTimeScaleDisplay();
    setTimeOfsDisplay();
    setAmpScaleDisplay();
    setAmpOfsDisplay();
    setTraceDelayDisplay();
}

void GLScopeGUI::setSampleRate(int sampleRate)
{
    m_sampleRate = sampleRate;
}

void GLScopeGUI::on_scope_sampleRateChanged(int sampleRate)
{
    //m_sampleRate = m_glScope->getSampleRate();
    m_sampleRate = sampleRate;
    ui->sampleRateText->setText(tr("%1\nkS/s").arg(m_sampleRate / 1000.0f, 0, 'f', 2));
    setTraceLenDisplay();
    setTimeScaleDisplay();
    setTimeOfsDisplay();
    setTraceDelayDisplay();
    setTrigPreDisplay();
    setTrigDelayDisplay();
}

void GLScopeGUI::on_scope_traceSizeChanged(uint32_t traceNbSamples)
{
    qDebug("GLScopeGUI::on_scope_traceSizeChanged: %u", traceNbSamples);
    m_traceLenMult = traceNbSamples / ScopeVis::m_traceChunkSize;
    ui->traceLen->setValue(m_traceLenMult);
    setTraceLenDisplay();
}

void GLScopeGUI::on_scope_preTriggerChanged(uint32_t preTriggerNbSamples)
{
    qDebug("GLScopeGUI::on_scope_preTriggerChanged: %u", preTriggerNbSamples);
    ui->trigPre->setValue(preTriggerNbSamples*100 / m_glScope->getTraceSize()); // slider position is a percentage value of the trace size
    setTrigPreDisplay();
}

void GLScopeGUI::resetToDefaults()
{
}


QByteArray GLScopeGUI::serialize() const
{
    SimpleSerializer s(1);

    // first row
    s.writeS32(1, (int) m_glScope->getDisplayMode());
    s.writeS32(2, ui->traceIntensity->value());
    s.writeS32(3, ui->gridIntensity->value());
    s.writeS32(4, ui->time->value());
    s.writeS32(5, ui->timeOfs->value());
    s.writeS32(6, ui->traceLen->value());

    // second row - by trace
    const std::vector<ScopeVis::TraceData>& tracesData = m_scopeVis->getTracesData();
    std::vector<ScopeVis::TraceData>::const_iterator traceDataIt = tracesData.begin();
    s.writeU32(10, (uint32_t) tracesData.size());
    int i = 0;

    for (; traceDataIt != tracesData.end(); ++traceDataIt, i++)
    {
        s.writeS32(20 + 16*i, (int) traceDataIt->m_projectionType);
        s.writeU32(21 + 16*i, traceDataIt->m_ampIndex);
        s.writeS32(22 + 16*i, traceDataIt->m_ofsCoarse);
        s.writeS32(23 + 16*i, traceDataIt->m_ofsFine);
        s.writeS32(24 + 16*i, traceDataIt->m_traceDelayCoarse);
        s.writeS32(25 + 16*i, traceDataIt->m_traceDelayFine);
        s.writeFloat(26 + 16*i, traceDataIt->m_traceColorR);
        s.writeFloat(27 + 16*i, traceDataIt->m_traceColorG);
        s.writeFloat(28 + 16*i, traceDataIt->m_traceColorB);
    }

    // third row - by trigger
    s.writeU32(200, (uint32_t) m_scopeVis->getNbTriggers());
    s.writeS32(201, ui->trigPre->value());

    for (unsigned int i = 0; i < m_scopeVis->getNbTriggers(); i++)
    {
        const ScopeVis::TriggerData& triggerData = m_scopeVis->getTriggerData(i);
        s.writeS32(210 + 16*i, (int) triggerData.m_projectionType);
        s.writeS32(211 + 16*i, triggerData.m_triggerRepeat);
        s.writeBool(212 + 16*i, triggerData.m_triggerPositiveEdge);
        s.writeBool(213 + 16*i, triggerData.m_triggerBothEdges);
        s.writeS32(214 + 16*i, triggerData.m_triggerLevelCoarse);
        s.writeS32(215 + 16*i, triggerData.m_triggerLevelFine);
        s.writeS32(216 + 16*i, triggerData.m_triggerDelayCoarse);
        s.writeS32(217 + 16*i, triggerData.m_triggerDelayFine);
        s.writeFloat(218 + 16*i, triggerData.m_triggerColorR);
        s.writeFloat(219 + 16*i, triggerData.m_triggerColorG);
        s.writeFloat(220 + 16*i, triggerData.m_triggerColorB);
        s.writeU32(221 + 16*i, triggerData.m_triggerHoldoff);
    }

    return s.final();
}

bool GLScopeGUI::deserialize(const QByteArray& data)
{
    qDebug("GLScopeGUI::deserialize");
    SimpleDeserializer d(data);

    if(!d.isValid()) {
        resetToDefaults();
        return false;
    }

    if(d.getVersion() == 1)
    {
        TraceUIBlocker traceUIBlocker(ui);
        TrigUIBlocker trigUIBlocker(ui);
        int intValue;
        uint32_t uintValue;
        bool boolValue;

        ui->onlyX->setEnabled(false);
        ui->onlyY->setEnabled(false);
        ui->horizontalXY->setEnabled(false);
        ui->verticalXY->setEnabled(false);
        ui->polar->setEnabled(false);

        ui->traceMode->setCurrentIndex(0);
        d.readS32(1, &intValue, (int) GLScope::DisplayX);
        m_glScope->setDisplayMode((GLScope::DisplayMode) intValue);

        ui->onlyX->setChecked(false);
        ui->onlyY->setChecked(false);
        ui->horizontalXY->setChecked(false);
        ui->verticalXY->setChecked(false);
        ui->polar->setChecked(false);

        switch (m_glScope->getDisplayMode())
        {
        case GLScope::DisplayY:
            ui->onlyY->setChecked(true);
            break;
        case GLScope::DisplayXYH:
            ui->horizontalXY->setChecked(true);
            break;
        case GLScope::DisplayXYV:
            ui->verticalXY->setChecked(true);
            break;
        case GLScope::DisplayPol:
            ui->polar->setChecked(true);
            break;
        case GLScope::DisplayX:
        default:
            ui->onlyX->setChecked(true);
            break;
        }

        d.readS32(2, &intValue, 50);
        ui->traceIntensity->setValue(intValue);
        d.readS32(3, &intValue, 10);
        ui->gridIntensity->setValue(intValue);
        d.readS32(4, &intValue, 1);
        ui->time->setValue(intValue);
        d.readS32(5, &intValue, 0);
        ui->timeOfs->setValue(intValue);
        d.readS32(6, &intValue, 1);
        ui->traceLen->setValue(intValue);

        // trace stuff

        uint32_t nbTracesSaved;
        d.readU32(10, &nbTracesSaved, 1);
        const std::vector<ScopeVis::TraceData>& tracesData = m_scopeVis->getTracesData();
        uint32_t iTrace = tracesData.size();

        qDebug("GLScopeGUI::deserialize: nbTracesSaved: %u tracesData.size(): %lu", nbTracesSaved, tracesData.size());

        while (iTrace > nbTracesSaved) // remove possible traces in excess
        {
            m_scopeVis->removeTrace(iTrace - 1);
            iTrace--;
        }

        for (iTrace = 0; iTrace < nbTracesSaved; iTrace++)
        {
            ScopeVis::TraceData traceData;
            float r, g, b;

            d.readS32(20 + 16*iTrace, &intValue, 0);
            ui->traceMode->setCurrentIndex(intValue);
            d.readU32(21 + 16*iTrace, &uintValue, 0);
            ui->amp->setValue(uintValue);
            d.readS32(22 + 16*iTrace, &intValue, 0);
            ui->ofsCoarse->setValue(intValue);
            d.readS32(23 + 16*iTrace, &intValue, 0);
            ui->ofsFine->setValue(intValue);
            d.readS32(24 + 16*iTrace, &intValue, 0);
            ui->traceDelayCoarse->setValue(intValue);
            d.readS32(25 + 16*iTrace, &intValue, 0);
            ui->traceDelayFine->setValue(intValue);
            d.readFloat(26 + 16*iTrace, &r, 1.0f);
            d.readFloat(27 + 16*iTrace, &g, 1.0f);
            d.readFloat(28 + 16*iTrace, &b, 1.0f);
            m_focusedTraceColor.setRgbF(r, g, b);

            fillTraceData(traceData);

            if (iTrace < tracesData.size()) // change existing traces
            {
                m_scopeVis->changeTrace(traceData, iTrace);
            }
            else // add new traces
            {
                m_scopeVis->addTrace(traceData);
            }
        }


        ui->trace->setMaximum(nbTracesSaved-1);
        ui->trace->setValue(nbTracesSaved-1);
        m_glScope->setFocusedTraceIndex(nbTracesSaved-1);

        int r,g,b,a;
        m_focusedTraceColor.getRgb(&r, &g, &b, &a);
        ui->traceColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));

        setTraceIndexDisplay();
        setAmpScaleDisplay();
        setAmpOfsDisplay();
        setTraceDelayDisplay();

        ui->onlyX->setEnabled(true);
        ui->onlyY->setEnabled(nbTracesSaved > 1);
        ui->horizontalXY->setEnabled(nbTracesSaved > 1);
        ui->verticalXY->setEnabled(nbTracesSaved > 1);
        ui->polar->setEnabled(nbTracesSaved > 1);

        // trigger stuff

        uint32_t nbTriggersSaved;
        d.readU32(200, &nbTriggersSaved, 1);
        uint32_t nbTriggers = m_scopeVis->getNbTriggers();
        uint32_t iTrigger = nbTriggers;

        d.readS32(201, &intValue, 0);
        ui->trigPre->setValue(intValue);

        qDebug("GLScopeGUI::deserialize: nbTriggersSaved: %u nbTriggers: %u", nbTriggersSaved, nbTriggers);

        while (iTrigger > nbTriggersSaved) // remove possible triggers in excess
        {
            m_scopeVis->removeTrigger(iTrigger - 1);
            iTrigger--;
        }

        for (iTrigger = 0; iTrigger < nbTriggersSaved; iTrigger++)
        {
            ScopeVis::TriggerData triggerData;
            float r, g, b;

            d.readS32(210 + 16*iTrigger, &intValue, 0);
            ui->trigMode->setCurrentIndex(intValue);
            d.readS32(211 + 16*iTrigger, &intValue, 1);
            ui->trigCount->setValue(intValue);
            d.readBool(212 + 16*iTrigger, &boolValue, true);
            ui->trigPos->setChecked(boolValue);
            d.readBool(213 + 16*iTrigger, &boolValue, false);
            ui->trigBoth->setChecked(boolValue);
            d.readS32(214 + 16*iTrigger, &intValue, 1);
            ui->trigLevelCoarse->setValue(intValue);
            d.readS32(215 + 16*iTrigger, &intValue, 1);
            ui->trigLevelFine->setValue(intValue);
            d.readS32(216 + 16*iTrigger, &intValue, 1);
            ui->trigDelayCoarse->setValue(intValue);
            d.readS32(217 + 16*iTrigger, &intValue, 1);
            ui->trigDelayFine->setValue(intValue);
            d.readFloat(218 + 16*iTrigger, &r, 1.0f);
            d.readFloat(219 + 16*iTrigger, &g, 1.0f);
            d.readFloat(220 + 16*iTrigger, &b, 1.0f);
            m_focusedTriggerColor.setRgbF(r, g, b);
            d.readU32(221 + 16*iTrigger, &uintValue, 1);
            ui->trigHoldoff->setValue(uintValue);
            ui->trigHoldoffText->setText(tr("%1").arg(uintValue));

            fillTriggerData(triggerData);

            if (iTrigger < nbTriggers) // change existing triggers
            {
                m_scopeVis->changeTrigger(triggerData, iTrigger);
            }
            else // add new trigers
            {
                m_scopeVis->addTrigger(triggerData);
            }

            if (iTrigger == nbTriggersSaved-1)
            {
                m_glScope->setFocusedTriggerData(triggerData);
            }
        }

        ui->trig->setMaximum(nbTriggersSaved-1);
        ui->trig->setValue(nbTriggersSaved-1);

        m_focusedTriggerColor.getRgb(&r, &g, &b, &a);
        ui->trigColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));

        setTrigCountDisplay();
        setTrigDelayDisplay();
        setTrigIndexDisplay();
        setTrigLevelDisplay();
        setTrigPreDisplay();

        return true;
    }
    else
    {
        resetToDefaults();
        return false;
    }
}

void GLScopeGUI::on_onlyX_toggled(bool checked)
{
    if (checked)
    {
        ui->onlyY->setChecked(false);
        ui->horizontalXY->setChecked(false);
        ui->verticalXY->setChecked(false);
        ui->polar->setChecked(false);
        m_glScope->setDisplayMode(GLScope::DisplayX);
    }
    else
    {
        if (!ui->onlyY->isChecked() && !ui->horizontalXY->isChecked() && !ui->verticalXY->isChecked() && !ui->polar->isChecked()) {
            ui->polar->setChecked(true);
        }
    }
}

void GLScopeGUI::on_onlyY_toggled(bool checked)
{
    if (checked)
    {
        ui->onlyX->setChecked(false);
        ui->horizontalXY->setChecked(false);
        ui->verticalXY->setChecked(false);
        ui->polar->setChecked(false);
        m_glScope->setDisplayMode(GLScope::DisplayY);
    }
    else
    {
        if (!ui->onlyX->isChecked() && !ui->horizontalXY->isChecked() && !ui->verticalXY->isChecked() && !ui->polar->isChecked()) {
            ui->polar->setChecked(true);
        }
    }
}

void GLScopeGUI::on_horizontalXY_toggled(bool checked)
{
    if (checked)
    {
        ui->onlyX->setChecked(false);
        ui->onlyY->setChecked(false);
        ui->verticalXY->setChecked(false);
        ui->polar->setChecked(false);
        m_glScope->setDisplayMode(GLScope::DisplayXYH);
    }
    else
    {
        if (!ui->onlyX->isChecked() && !ui->onlyY->isChecked() && !ui->verticalXY->isChecked() && !ui->polar->isChecked()) {
            ui->polar->setChecked(true);
        }
    }
}

void GLScopeGUI::on_verticalXY_toggled(bool checked)
{
    if (checked)
    {
        ui->onlyX->setChecked(false);
        ui->onlyY->setChecked(false);
        ui->horizontalXY->setChecked(false);
        ui->polar->setChecked(false);
        m_glScope->setDisplayMode(GLScope::DisplayXYV);
    }
    else
    {
        if (!ui->onlyX->isChecked() && !ui->onlyY->isChecked() && !ui->horizontalXY->isChecked() && !ui->polar->isChecked()) {
            ui->polar->setChecked(true);
        }
    }
}

void GLScopeGUI::on_polar_toggled(bool checked)
{
    if (checked)
    {
        ui->onlyX->setChecked(false);
        ui->onlyY->setChecked(false);
        ui->horizontalXY->setChecked(false);
        ui->verticalXY->setChecked(false);
        m_glScope->setDisplayMode(GLScope::DisplayPol);
    }
    else
    {
        if (!ui->onlyX->isChecked() && !ui->onlyY->isChecked() && !ui->horizontalXY->isChecked() && !ui->verticalXY->isChecked()) {
            ui->polar->setChecked(true);
        }
    }
}

void GLScopeGUI::on_polarPoints_toggled(bool checked)
{
    m_glScope->setDisplayXYPoints(checked);
}

void GLScopeGUI::on_traceIntensity_valueChanged(int value)
{
    ui->traceIntensity->setToolTip(QString("Trace intensity: %1").arg(value));
    m_glScope->setDisplayTraceIntensity(value);
}

void GLScopeGUI::on_gridIntensity_valueChanged(int value)
{
    ui->gridIntensity->setToolTip(QString("Grid intensity: %1").arg(value));
    m_glScope->setDisplayGridIntensity(value);
}

void GLScopeGUI::on_time_valueChanged(int value)
{
    m_timeBase = value;
    setTimeScaleDisplay();
    setTraceDelayDisplay();
    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());
}

void GLScopeGUI::on_timeOfs_valueChanged(int value)
{
    if ((value < 0) || (value > 100)) {
        return;
    }

    m_timeOffset = value;
    setTimeOfsDisplay();
    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());
}

void GLScopeGUI::on_traceLen_valueChanged(int value)
{
    if ((value < 1) || (value > 100)) {
        return;
    }

    m_traceLenMult = value;
    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());
    setTraceLenDisplay();
    setTimeScaleDisplay();
    setTimeOfsDisplay();
    setTrigDelayDisplay();
    setTrigPreDisplay();
}

void GLScopeGUI::on_trace_valueChanged(int value)
{
    ui->traceText->setText(value == 0 ? "X" : QString("Y%1").arg(ui->trace->value()));

    ScopeVis::TraceData traceData;
    m_scopeVis->getTraceData(traceData, value);

    qDebug() << "GLScopeGUI::on_trace_valueChanged:"
            << " m_projectionType: " << (int) traceData.m_projectionType
            << " m_amp" << traceData.m_amp
            << " m_ofs" << traceData.m_ofs
            << " m_traceDelay" << traceData.m_traceDelay;

    setTraceUI(traceData);

    m_scopeVis->focusOnTrace(value);
}

void GLScopeGUI::on_traceAdd_clicked(bool checked)
{
    (void) checked;
    ScopeVis::TraceData traceData;
    fillTraceData(traceData);
    addTrace(traceData);
}

void GLScopeGUI::on_traceDel_clicked(bool checked)
{
    (void) checked;
    if (ui->trace->value() > 0) // not the X trace
    {
        ui->trace->setMaximum(ui->trace->maximum() - 1);

        if (ui->trace->value() == 0)
        {
            ui->onlyX->setChecked(true);
            ui->onlyY->setEnabled(false);
            ui->horizontalXY->setEnabled(false);
            ui->verticalXY->setEnabled(false);
            ui->polar->setEnabled(false);
            m_glScope->setDisplayMode(GLScope::DisplayX);
        }

        m_scopeVis->removeTrace(ui->trace->value());
        changeCurrentTrace();
    }
}

void GLScopeGUI::on_traceUp_clicked(bool checked)
{
    (void) checked;
    if (ui->trace->maximum() > 0) // more than one trace
    {
        int newTraceIndex = (ui->trace->value() + 1) % (ui->trace->maximum()+1);
        m_scopeVis->moveTrace(ui->trace->value(), true);
        ui->trace->setValue(newTraceIndex); // follow trace
        ScopeVis::TraceData traceData;
        m_scopeVis->getTraceData(traceData, ui->trace->value());
        setTraceUI(traceData);
        m_scopeVis->focusOnTrace(ui->trace->value());
    }
}

void GLScopeGUI::on_traceDown_clicked(bool checked)
{
    (void) checked;
    if (ui->trace->value() > 0) // not the X (lowest) trace
    {
        int newTraceIndex = (ui->trace->value() - 1) % (ui->trace->maximum()+1);
        m_scopeVis->moveTrace(ui->trace->value(), false);
        ui->trace->setValue(newTraceIndex); // follow trace
        ScopeVis::TraceData traceData;
        m_scopeVis->getTraceData(traceData, ui->trace->value());
        setTraceUI(traceData);
        m_scopeVis->focusOnTrace(ui->trace->value());
    }
}

void GLScopeGUI::on_trig_valueChanged(int value)
{
    ui->trigText->setText(tr("%1").arg(value));

    ScopeVis::TriggerData triggerData;
    m_scopeVis->getTriggerData(triggerData, value);

    qDebug() << "GLScopeGUI::on_trig_valueChanged:"
            << " m_projectionType: " << (int) triggerData.m_projectionType
            << " m_triggerRepeat" << triggerData.m_triggerRepeat
            << " m_triggerPositiveEdge" << triggerData.m_triggerPositiveEdge
            << " m_triggerBothEdges" << triggerData.m_triggerBothEdges
            << " m_triggerLevel" << triggerData.m_triggerLevel;

    setTriggerUI(triggerData);

    m_scopeVis->focusOnTrigger(value);
}

void GLScopeGUI::on_trigAdd_clicked(bool checked)
{
    (void) checked;
    ScopeVis::TriggerData triggerData;
    fillTriggerData(triggerData);
    addTrigger(triggerData);
}

void GLScopeGUI::on_trigDel_clicked(bool checked)
{
    (void) checked;
    if (ui->trig->value() > 0)
    {
        m_scopeVis->removeTrigger(ui->trig->value());
        ui->trig->setMaximum(ui->trig->maximum() - 1);
    }
}

void GLScopeGUI::on_trigUp_clicked(bool checked)
{
    (void) checked;
    if (ui->trig->maximum() > 0) // more than one trigger
    {
        int newTriggerIndex = (ui->trig->value() + 1) % (ui->trig->maximum()+1);
        m_scopeVis->moveTrigger(ui->trace->value(), true);
        ui->trig->setValue(newTriggerIndex); // follow trigger
        ScopeVis::TriggerData triggerData;
        m_scopeVis->getTriggerData(triggerData, ui->trig->value());
        setTriggerUI(triggerData);
        m_scopeVis->focusOnTrigger(ui->trig->value());
    }
}

void GLScopeGUI::on_trigDown_clicked(bool checked)
{
    (void) checked;
    if (ui->trig->value() > 0) // not the 0 (lowest) trigger
    {
        int newTriggerIndex = (ui->trig->value() - 1) % (ui->trig->maximum()+1);
        m_scopeVis->moveTrigger(ui->trace->value(), false);
        ui->trig->setValue(newTriggerIndex); // follow trigger
        ScopeVis::TriggerData triggerData;
        m_scopeVis->getTriggerData(triggerData, ui->trig->value());
        setTriggerUI(triggerData);
        m_scopeVis->focusOnTrigger(ui->trig->value());
    }
}

void GLScopeGUI::on_traceMode_currentIndexChanged(int index)
{
    (void) index;
    setAmpScaleDisplay();
    setAmpOfsDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_amp_valueChanged(int value)
{
    (void) value;
    setAmpScaleDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_ofsCoarse_valueChanged(int value)
{
    (void) value;
    setAmpOfsDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_ofsFine_valueChanged(int value)
{
    (void) value;
    setAmpOfsDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_traceDelayCoarse_valueChanged(int value)
{
    (void) value;
    setTraceDelayDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_traceDelayFine_valueChanged(int value)
{
    (void) value;
    setTraceDelayDisplay();
    changeCurrentTrace();
}

void GLScopeGUI::on_traceView_toggled(bool checked)
{
    (void) checked;
    changeCurrentTrace();
}

void GLScopeGUI::on_traceColor_clicked()
{
    QColor newColor = QColorDialog::getColor(m_focusedTraceColor, this, tr("Select Color for trace"), QColorDialog::DontUseNativeDialog);

    if (newColor.isValid()) // user clicked OK and selected a color
    {
        m_focusedTraceColor = newColor;
        int r,g,b,a;
        m_focusedTraceColor.getRgb(&r, &g, &b, &a);
        ui->traceColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));
        changeCurrentTrace();
    }
}

void GLScopeGUI::on_memorySave_clicked(bool checked)
{
    (void) checked;
    QString fileName = QFileDialog::getSaveFileName(this,
        tr("Open trace memory file"), ".", tr("Trace memory files (*.trcm)"), 0, QFileDialog::DontUseNativeDialog);

    if (fileName != "")
    {
        QFileInfo fileInfo(fileName);

        if (fileInfo.suffix() != "trcm") {
            fileName += ".trcm";
        }

        QFile exportFile(fileName);

        if (exportFile.open(QIODevice::WriteOnly | QIODevice::Text))
        {
            QString base64Str = m_scopeVis->serializeMemory().toBase64();
            QTextStream outstream(&exportFile);
            outstream << base64Str;
            exportFile.close();
            qDebug("GLScopeGUI::on_memorySave_clicked: saved to %s", qPrintable(fileName));
        }
        else
        {
            QMessageBox::information(this, tr("Message"), tr("Cannot open %1 file for writing").arg(fileName));
        }
    }
}

void GLScopeGUI::on_memoryLoad_clicked(bool checked)
{
    (void) checked;
    qDebug("GLScopeGUI::on_memoryLoad_clicked");

    QString fileName = QFileDialog::getOpenFileName(this,
        tr("Open trace memory file"), ".", tr("Trace memory files (*.trcm)"), 0, QFileDialog::DontUseNativeDialog);

    if (fileName != "")
    {
        QFile exportFile(fileName);

        if (exportFile.open(QIODevice::ReadOnly | QIODevice::Text))
        {
            QByteArray base64Str;
            QTextStream instream(&exportFile);
            instream >> base64Str;
            exportFile.close();
            m_scopeVis->deserializeMemory(QByteArray::fromBase64(base64Str));
            qDebug("GLScopeGUI::on_memoryLoad_clicked: loaded from %s", qPrintable(fileName));
        }
        else
        {
            QMessageBox::information(this, tr("Message"), tr("Cannot open file %1 for reading").arg(fileName));
        }
    }
}

void GLScopeGUI::on_mem_valueChanged(int value)
{
    QString text;
    text.sprintf("%02d", value);
    ui->memText->setText(text);
    disableLiveMode(value > 0); // live / memory mode toggle
    m_scopeVis->setMemoryIndex(value);
}

void GLScopeGUI::on_trigMode_currentIndexChanged(int index)
{
    (void) index;
    setTrigLevelDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigCount_valueChanged(int value)
{
    (void) value;
    setTrigCountDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigPos_toggled(bool checked)
{
    if (checked)
    {
        ui->trigNeg->setChecked(false);
        ui->trigBoth->setChecked(false);
    }
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigNeg_toggled(bool checked)
{
    if (checked)
    {
        ui->trigPos->setChecked(false);
        ui->trigBoth->setChecked(false);
    }
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigBoth_toggled(bool checked)
{
    if (checked)
    {
        ui->trigNeg->setChecked(false);
        ui->trigPos->setChecked(false);
    }
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigHoldoff_valueChanged(int value)
{
    ui->trigHoldoffText->setText(tr("%1").arg(value));
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigLevelCoarse_valueChanged(int value)
{
    (void) value;
    setTrigLevelDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigLevelFine_valueChanged(int value)
{
    (void) value;
    setTrigLevelDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigDelayCoarse_valueChanged(int value)
{
    (void) value;
    setTrigDelayDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigDelayFine_valueChanged(int value)
{
    (void) value;
    setTrigDelayDisplay();
    changeCurrentTrigger();
}

void GLScopeGUI::on_trigPre_valueChanged(int value)
{
    (void) value;
    setTrigPreDisplay();
    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());
}

void GLScopeGUI::on_trigColor_clicked()
{
    QColor newColor = QColorDialog::getColor(m_focusedTriggerColor, this, tr("Select Color for trigger line"), QColorDialog::DontUseNativeDialog);

    if (newColor.isValid()) // user clicked "OK"
    {
        m_focusedTriggerColor = newColor;
        int r,g,b,a;
        m_focusedTriggerColor.getRgb(&r, &g, &b, &a);
        ui->trigColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));
        changeCurrentTrigger();
    }
}

void GLScopeGUI::on_trigOneShot_toggled(bool checked)
{
    m_scopeVis->setOneShot(checked);
}

void GLScopeGUI::on_freerun_toggled(bool checked)
{
    if (checked)
    {
        ui->trigOneShot->setChecked(false);
        ui->trigOneShot->setEnabled(false);
    }
    else
    {
        ui->trigOneShot->setEnabled(true);
    }

    m_scopeVis->configure(m_traceLenMult*ScopeVis::m_traceChunkSize,
            m_timeBase,
            m_timeOffset*10,
            (uint32_t) (m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f)),
            ui->freerun->isChecked());
}

void GLScopeGUI::setTraceIndexDisplay()
{
    ui->traceText->setText(ui->trace->value() == 0 ? "X" : QString("Y%1").arg(ui->trace->value()));
}

void GLScopeGUI::setTrigCountDisplay()
{
    QString text;
    text.sprintf("%02d", ui->trigCount->value());
    ui->trigCountText->setText(text);
}

void GLScopeGUI::setTimeScaleDisplay()
{
    m_sampleRate = m_glScope->getSampleRate();
    unsigned int n_samples = (m_glScope->getTraceSize() * 1.0) / (double) m_timeBase;
    double t = (m_glScope->getTraceSize() * 1.0 / m_sampleRate) / (double) m_timeBase;

    if (n_samples < 1000) {
        ui->timeText->setToolTip(tr("%1 S").arg(n_samples));
    } else if (n_samples < 1000000) {
        ui->timeText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
    } else {
        ui->timeText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
    }

    if(t < 0.000001)
    {
        t = round(t * 100000000000.0) / 100.0;
        ui->timeText->setText(tr("%1\nns").arg(t));
    }
    else if(t < 0.001)
    {
        t = round(t * 100000000.0) / 100.0;
        ui->timeText->setText(tr("%1\nµs").arg(t));
    }
    else if(t < 1.0)
    {
        t = round(t * 100000.0) / 100.0;
        ui->timeText->setText(tr("%1\nms").arg(t));
    }
    else
    {
        t = round(t * 100.0) / 100.0;
        ui->timeText->setText(tr("%1\ns").arg(t));
    }
}

void GLScopeGUI::setTraceLenDisplay()
{
    unsigned int n_samples = m_traceLenMult * ScopeVis::m_traceChunkSize;

    if (n_samples < 1000) {
        ui->traceLenText->setToolTip(tr("%1 S").arg(n_samples));
    } else if (n_samples < 1000000) {
        ui->traceLenText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
    } else {
        ui->traceLenText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
    }

    m_sampleRate = m_glScope->getSampleRate();
    double t = (m_glScope->getTraceSize() * 1.0 / m_sampleRate);

    if(t < 0.000001)
        ui->traceLenText->setText(tr("%1\nns").arg(t * 1000000000.0, 0, 'f', 2));
    else if(t < 0.001)
        ui->traceLenText->setText(tr("%1\nµs").arg(t * 1000000.0, 0, 'f', 2));
    else if(t < 1.0)
        ui->traceLenText->setText(tr("%1\nms").arg(t * 1000.0, 0, 'f', 2));
    else
        ui->traceLenText->setText(tr("%1\ns").arg(t * 1.0, 0, 'f', 2));
}

void GLScopeGUI::setTimeOfsDisplay()
{
    unsigned int n_samples = m_glScope->getTraceSize() * (m_timeOffset/100.0);
    double dt = m_glScope->getTraceSize() * (m_timeOffset/100.0) / m_sampleRate;

    if (n_samples < 1000) {
        ui->timeOfsText->setToolTip(tr("%1 S").arg(n_samples));
    } else if (n_samples < 1000000) {
        ui->timeOfsText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
    } else {
        ui->timeOfsText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
    }

    if(dt < 0.000001)
        ui->timeOfsText->setText(tr("%1\nns").arg(dt * 1000000000.0, 0, 'f', 2));
    else if(dt < 0.001)
        ui->timeOfsText->setText(tr("%1\nµs").arg(dt * 1000000.0, 0, 'f', 2));
    else if(dt < 1.0)
        ui->timeOfsText->setText(tr("%1\nms").arg(dt * 1000.0, 0, 'f', 2));
    else
        ui->timeOfsText->setText(tr("%1\ns").arg(dt * 1.0, 0, 'f', 2));
}

void GLScopeGUI::setAmpScaleDisplay()
{
    Projector::ProjectionType projectionType = (Projector::ProjectionType) ui->traceMode->currentIndex();
    double ampValue = amps[ui->amp->value()];

    if (projectionType == Projector::ProjectionMagDB)
    {
        double displayValue = ampValue*500.0f;

        if (displayValue < 10.0f) {
            ui->ampText->setText(tr("%1\ndB").arg(displayValue, 0, 'f', 2));
        }
        else {
            ui->ampText->setText(tr("%1\ndB").arg(displayValue, 0, 'f', 1));
        }
    }
    else
    {
        double a = ampValue*10.0f;

        if(a < 0.000001)
            ui->ampText->setText(tr("%1\nn").arg(a * 1000000000.0));
        else if(a < 0.001)
            ui->ampText->setText(tr("%1\nµ").arg(a * 1000000.0));
        else if(a < 1.0)
            ui->ampText->setText(tr("%1\nm").arg(a * 1000.0));
        else
            ui->ampText->setText(tr("%1").arg(a * 1.0));
    }
}

void GLScopeGUI::setAmpOfsDisplay()
{
    Projector::ProjectionType projectionType = (Projector::ProjectionType) ui->traceMode->currentIndex();
    double o = (ui->ofsCoarse->value() * 10.0f) + (ui->ofsFine->value() / 20.0f);

    if (projectionType == Projector::ProjectionMagDB)
    {
        ui->ofsText->setText(tr("%1\ndB").arg(o/10.0f - 100.0f, 0, 'f', 1));
    }
    else
    {
        double a;

        if ((projectionType == Projector::ProjectionMagLin) || (projectionType == Projector::ProjectionMagSq))
        {
            a = o/2000.0f;
        }
        else
        {
            a = o/1000.0f;
        }

        if(fabs(a) < 1e-9)
            ui->ofsText->setText(tr("%1\np").arg(a * 1e12));
        else if(fabs(a) < 1e-6)
            ui->ofsText->setText(tr("%1\nn").arg(a * 1e9));
        else if(fabs(a) < 1e-3)
            ui->ofsText->setText(tr("%1\nµ").arg(a * 1e6));
        else if(fabs(a) < 1.0f)
            ui->ofsText->setText(tr("%1\nm").arg(a * 1e3));
        else
            ui->ofsText->setText(tr("%1").arg(a * 1.0));
    }
}

void GLScopeGUI::setTraceDelayDisplay()
{
    if (m_sampleRate > 0)
    {
        int n_samples = ui->traceDelayCoarse->value()*100 + ui->traceDelayFine->value();
        double t = ((double) n_samples) / m_sampleRate;

        if (n_samples < 1000) {
            ui->traceDelayText->setToolTip(tr("%1 S").arg(n_samples));
        } else if (n_samples < 1000000) {
            ui->traceDelayText->setToolTip(tr("%1 kS").arg(n_samples/1000.0));
        } else {
            ui->traceDelayText->setToolTip(tr("%1 MS").arg(n_samples/1000000.0));
        }

        if(t < 0.000001)
            ui->traceDelayText->setText(tr("%1\nns").arg(t * 1000000000.0, 0, 'f', 2));
        else if(t < 0.001)
            ui->traceDelayText->setText(tr("%1\nµs").arg(t * 1000000.0, 0, 'f', 2));
        else if(t < 1.0)
            ui->traceDelayText->setText(tr("%1\nms").arg(t * 1000.0, 0, 'f', 2));
        else
            ui->traceDelayText->setText(tr("%1\ns").arg(t * 1.0, 0, 'f', 2));
    }
}

void GLScopeGUI::setTrigIndexDisplay()
{
    ui->trigText->setText(tr("%1").arg(ui->trig->value()));
}

void GLScopeGUI::setTrigLevelDisplay()
{
    double t = (ui->trigLevelCoarse->value() / 100.0f) + (ui->trigLevelFine->value() / 50000.0f);
    Projector::ProjectionType projectionType = (Projector::ProjectionType) ui->trigMode->currentIndex();

    ui->trigLevelCoarse->setToolTip(QString("Trigger level coarse: %1 %").arg(ui->trigLevelCoarse->value() / 100.0f));
    ui->trigLevelFine->setToolTip(QString("Trigger level fine: %1 ppm").arg(ui->trigLevelFine->value() * 20));

    if (projectionType == Projector::ProjectionMagDB) {
        ui->trigLevelText->setText(tr("%1\ndB").arg(100.0 * (t - 1.0), 0, 'f', 1));
    }
    else
    {
        double a;

        if ((projectionType == Projector::ProjectionMagLin) || (projectionType == Projector::ProjectionMagSq)) {
            a = 1.0 + t;
        } else {
            a = t;
        }

        if(fabs(a) < 0.000001)
            ui->trigLevelText->setText(tr("%1\nn").arg(a * 1000000000.0f, 0, 'f', 2));
        else if(fabs(a) < 0.001)
            ui->trigLevelText->setText(tr("%1\nµ").arg(a * 1000000.0f, 0, 'f', 2));
        else if(fabs(a) < 1.0)
            ui->trigLevelText->setText(tr("%1\nm").arg(a * 1000.0f, 0, 'f', 2));
        else
            ui->trigLevelText->setText(tr("%1").arg(a * 1.0f, 0, 'f', 2));
    }
}

void GLScopeGUI::setTrigDelayDisplay()
{
    if (m_sampleRate > 0)
    {
        double delayMult = ui->trigDelayCoarse->value() + ui->trigDelayFine->value() / (ScopeVis::m_traceChunkSize / 10.0);
        unsigned int n_samples_delay = m_traceLenMult * ScopeVis::m_traceChunkSize * delayMult;

        if (n_samples_delay < 1000) {
            ui->trigDelayText->setToolTip(tr("%1 S").arg(n_samples_delay));
        } else if (n_samples_delay < 1000000) {
            ui->trigDelayText->setToolTip(tr("%1 kS").arg(n_samples_delay/1000.0));
        } else if (n_samples_delay < 1000000000) {
            ui->trigDelayText->setToolTip(tr("%1 MS").arg(n_samples_delay/1000000.0));
        } else {
            ui->trigDelayText->setToolTip(tr("%1 GS").arg(n_samples_delay/1000000000.0));
        }

        m_sampleRate = m_glScope->getSampleRate();
        double t = (n_samples_delay * 1.0f / m_sampleRate);

        if(t < 0.000001)
            ui->trigDelayText->setText(tr("%1\nns").arg(t * 1000000000.0, 0, 'f', 2));
        else if(t < 0.001)
            ui->trigDelayText->setText(tr("%1\nµs").arg(t * 1000000.0, 0, 'f', 2));
        else if(t < 1.0)
            ui->trigDelayText->setText(tr("%1\nms").arg(t * 1000.0, 0, 'f', 2));
        else
            ui->trigDelayText->setText(tr("%1\ns").arg(t * 1.0, 0, 'f', 2));
    }
}

void GLScopeGUI::setTrigPreDisplay()
{
    if (m_sampleRate > 0)
    {
        unsigned int n_samples_delay = m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f);
        double dt = m_glScope->getTraceSize() * (ui->trigPre->value()/100.0f) / m_sampleRate;

        if (n_samples_delay < 1000) {
            ui->trigPreText->setToolTip(tr("%1 S").arg(n_samples_delay));
        } else if (n_samples_delay < 1000000) {
            ui->trigPreText->setToolTip(tr("%1 kS").arg(n_samples_delay/1000.0));
        } else if (n_samples_delay < 1000000000) {
            ui->trigPreText->setToolTip(tr("%1 MS").arg(n_samples_delay/1000000.0));
        } else {
            ui->trigPreText->setToolTip(tr("%1 GS").arg(n_samples_delay/1000000000.0));
        }

        if(dt < 0.000001)
            ui->trigPreText->setText(tr("%1\nns").arg(dt * 1000000000.0f, 0, 'f', 2));
        else if(dt < 0.001)
            ui->trigPreText->setText(tr("%1\nµs").arg(dt * 1000000.0f, 0, 'f', 2));
        else if(dt < 1.0)
            ui->trigPreText->setText(tr("%1\nms").arg(dt * 1000.0f, 0, 'f', 2));
        else
            ui->trigPreText->setText(tr("%1\ns").arg(dt * 1.0f, 0, 'f', 2));
    }
}

void GLScopeGUI::changeCurrentTrace()
{
    ScopeVis::TraceData traceData;
    fillTraceData(traceData);
    uint32_t currentTraceIndex = ui->trace->value();
    m_scopeVis->changeTrace(traceData, currentTraceIndex);
}

void GLScopeGUI::changeCurrentTrigger()
{
    ScopeVis::TriggerData triggerData;
    fillTriggerData(triggerData);
    uint32_t currentTriggerIndex = ui->trig->value();
    m_scopeVis->changeTrigger(triggerData, currentTriggerIndex);
}

void GLScopeGUI::fillProjectionCombo(QComboBox* comboBox)
{
    comboBox->addItem("Real", Projector::ProjectionReal);
    comboBox->addItem("Imag", Projector::ProjectionImag);
    comboBox->addItem("Mag", Projector::ProjectionMagLin);
    comboBox->addItem("MagSq", Projector::ProjectionMagSq);
    comboBox->addItem("MagdB", Projector::ProjectionMagDB);
    comboBox->addItem("Phi", Projector::ProjectionPhase);
    comboBox->addItem("dPhi", Projector::ProjectionDPhase);
    comboBox->addItem("BPSK", Projector::ProjectionBPSK);
    comboBox->addItem("QPSK", Projector::ProjectionQPSK);
    comboBox->addItem("8PSK", Projector::Projection8PSK);
    comboBox->addItem("16PSK", Projector::Projection16PSK);
}

void GLScopeGUI::disableLiveMode(bool disable)
{
    ui->traceLen->setEnabled(!disable);
    ui->trig->setEnabled(!disable);
    ui->trigAdd->setEnabled(!disable);
    ui->trigDel->setEnabled(!disable);
    ui->trigMode->setEnabled(!disable);
    ui->trigCount->setEnabled(!disable);
    ui->trigPos->setEnabled(!disable);
    ui->trigNeg->setEnabled(!disable);
    ui->trigBoth->setEnabled(!disable);
    ui->trigLevelCoarse->setEnabled(!disable);
    ui->trigLevelFine->setEnabled(!disable);
    ui->trigDelayCoarse->setEnabled(!disable);
    ui->trigDelayFine->setEnabled(!disable);
    ui->trigPre->setEnabled(!disable);
    ui->trigOneShot->setEnabled(!disable);
    ui->freerun->setEnabled(!disable);
    ui->memorySave->setEnabled(disable);
    ui->memoryLoad->setEnabled(disable);
}

void GLScopeGUI::fillTraceData(ScopeVis::TraceData& traceData)
{
    traceData.m_projectionType = (Projector::ProjectionType) ui->traceMode->currentIndex();
    traceData.m_hasTextOverlay = (traceData.m_projectionType == Projector::ProjectionMagDB) || (traceData.m_projectionType == Projector::ProjectionMagSq);
    traceData.m_textOverlay.clear();
    traceData.m_inputIndex = 0;
    traceData.m_amp = 0.2 / amps[ui->amp->value()];
    traceData.m_ampIndex = ui->amp->value();

    traceData.m_ofsCoarse = ui->ofsCoarse->value();
    traceData.m_ofsFine = ui->ofsFine->value();

    if ((traceData.m_projectionType == Projector::ProjectionMagLin)  || (traceData.m_projectionType == Projector::ProjectionMagSq)) {
        traceData.m_ofs = ((10.0 * ui->ofsCoarse->value()) + (ui->ofsFine->value() / 20.0)) / 2000.0f;
    } else {
        traceData.m_ofs = ((10.0 * ui->ofsCoarse->value()) + (ui->ofsFine->value() / 20.0)) / 1000.0f;
    }

    traceData.m_traceDelayCoarse = ui->traceDelayCoarse->value();
    traceData.m_traceDelayFine = ui->traceDelayFine->value();
    traceData.m_traceDelay = traceData.m_traceDelayCoarse * 100 + traceData.m_traceDelayFine;
    traceData.setColor(m_focusedTraceColor);
    traceData.m_viewTrace = ui->traceView->isChecked();
}

void GLScopeGUI::fillTriggerData(ScopeVis::TriggerData& triggerData)
{
    triggerData.m_projectionType = (Projector::ProjectionType) ui->trigMode->currentIndex();
    triggerData.m_inputIndex = 0;
    triggerData.m_triggerLevel = (ui->trigLevelCoarse->value() / 100.0) + (ui->trigLevelFine->value() / 50000.0);
    triggerData.m_triggerLevelCoarse = ui->trigLevelCoarse->value();
    triggerData.m_triggerLevelFine = ui->trigLevelFine->value();
    triggerData.m_triggerPositiveEdge = ui->trigPos->isChecked();
    triggerData.m_triggerBothEdges = ui->trigBoth->isChecked();
    triggerData.m_triggerHoldoff = ui->trigHoldoff->value();
    triggerData.m_triggerRepeat = ui->trigCount->value();
    triggerData.m_triggerDelayMult = ui->trigDelayCoarse->value() + ui->trigDelayFine->value() / (ScopeVis::m_traceChunkSize / 10.0);
    triggerData.m_triggerDelay = (int) (m_traceLenMult * ScopeVis::m_traceChunkSize * triggerData.m_triggerDelayMult);
    triggerData.m_triggerDelayCoarse = ui->trigDelayCoarse->value();
    triggerData.m_triggerDelayFine = ui->trigDelayFine->value();
    triggerData.setColor(m_focusedTriggerColor);
}

void GLScopeGUI::setTraceUI(const ScopeVis::TraceData& traceData)
{
    TraceUIBlocker traceUIBlocker(ui);

    ui->traceMode->setCurrentIndex((int) traceData.m_projectionType);
    ui->amp->setValue(traceData.m_ampIndex);
    setAmpScaleDisplay();

    ui->ofsCoarse->setValue(traceData.m_ofsCoarse);
    ui->ofsFine->setValue(traceData.m_ofsFine);
    setAmpOfsDisplay();

    ui->traceDelayCoarse->setValue(traceData.m_traceDelayCoarse);
    ui->traceDelayFine->setValue(traceData.m_traceDelayFine);
    setTraceDelayDisplay();

    m_focusedTraceColor = traceData.m_traceColor;
    int r, g, b, a;
    m_focusedTraceColor.getRgb(&r, &g, &b, &a);
    ui->traceColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));

    ui->traceView->setChecked(traceData.m_viewTrace);
}

void GLScopeGUI::setTriggerUI(const ScopeVis::TriggerData& triggerData)
{
    TrigUIBlocker trigUIBlocker(ui);

    ui->trigMode->setCurrentIndex((int) triggerData.m_projectionType);
    ui->trigCount->setValue(triggerData.m_triggerRepeat);
    setTrigCountDisplay();

    ui->trigPos->setChecked(false);
    ui->trigNeg->setChecked(false);
    ui->trigPos->doToggle(false);
    ui->trigNeg->doToggle(false);

    if (triggerData.m_triggerBothEdges)
    {
        ui->trigBoth->setChecked(true);
        ui->trigBoth->doToggle(true);
    }
    else
    {
        ui->trigBoth->setChecked(false);
        ui->trigBoth->doToggle(false);

        if (triggerData.m_triggerPositiveEdge)
        {
            ui->trigPos->setChecked(true);
            ui->trigPos->doToggle(true);
        }
        else
        {
            ui->trigNeg->setChecked(true);
            ui->trigNeg->doToggle(true);
        }
    }

    ui->trigHoldoffText->setText(tr("%1").arg(triggerData.m_triggerHoldoff));

    ui->trigLevelCoarse->setValue(triggerData.m_triggerLevelCoarse);
    ui->trigLevelFine->setValue(triggerData.m_triggerLevelFine);
    setTrigLevelDisplay();

    ui->trigDelayCoarse->setValue(triggerData.m_triggerDelayCoarse);
    ui->trigDelayFine->setValue(triggerData.m_triggerDelayFine);
    setTrigDelayDisplay();

    m_focusedTriggerColor = triggerData.m_triggerColor;
    int r, g, b, a;
    m_focusedTriggerColor.getRgb(&r, &g, &b, &a);
    ui->trigColor->setStyleSheet(tr("QLabel { background-color : rgb(%1,%2,%3); }").arg(r).arg(g).arg(b));
}

void GLScopeGUI::applySettings()
{
}

bool GLScopeGUI::handleMessage(Message* message)
{
    (void) message;
    return false;
}

GLScopeGUI::TrigUIBlocker::TrigUIBlocker(Ui::GLScopeGUI *ui) :
        m_ui(ui)
{
    m_oldStateTrigMode        = ui->trigMode->blockSignals(true);
    m_oldStateTrigCount       = ui->trigCount->blockSignals(true);
    m_oldStateTrigPos         = ui->trigPos->blockSignals(true);
    m_oldStateTrigNeg         = ui->trigNeg->blockSignals(true);
    m_oldStateTrigBoth        = ui->trigBoth->blockSignals(true);
    m_oldStateTrigLevelCoarse = ui->trigLevelCoarse->blockSignals(true);
    m_oldStateTrigLevelFine   = ui->trigLevelFine->blockSignals(true);
    m_oldStateTrigDelayCoarse = ui->trigDelayCoarse->blockSignals(true);
    m_oldStateTrigDelayFine   = ui->trigDelayFine->blockSignals(true);
}

GLScopeGUI::TrigUIBlocker::~TrigUIBlocker()
{
    unBlock();
}

void GLScopeGUI::TrigUIBlocker::unBlock()
{
    m_ui->trigMode->blockSignals(m_oldStateTrigMode);
    m_ui->trigCount->blockSignals(m_oldStateTrigCount);
    m_ui->trigPos->blockSignals(m_oldStateTrigPos);
    m_ui->trigNeg->blockSignals(m_oldStateTrigNeg);
    m_ui->trigBoth->blockSignals(m_oldStateTrigBoth);
    m_ui->trigLevelCoarse->blockSignals(m_oldStateTrigLevelCoarse);
    m_ui->trigLevelFine->blockSignals(m_oldStateTrigLevelFine);
    m_ui->trigDelayCoarse->blockSignals(m_oldStateTrigDelayCoarse);
    m_ui->trigDelayFine->blockSignals(m_oldStateTrigDelayFine);
}

GLScopeGUI::TraceUIBlocker::TraceUIBlocker(Ui::GLScopeGUI* ui) :
        m_ui(ui)
{
    m_oldStateTrace            = m_ui->trace->blockSignals(true);
    m_oldStateTraceAdd         = m_ui->traceAdd->blockSignals(true);
    m_oldStateTraceDel         = m_ui->traceDel->blockSignals(true);
    m_oldStateTraceMode        = m_ui->traceMode->blockSignals(true);
    m_oldStateAmp              = m_ui->amp->blockSignals(true);
    m_oldStateOfsCoarse        = m_ui->ofsCoarse->blockSignals(true);
    m_oldStateOfsFine          = m_ui->ofsFine->blockSignals(true);
    m_oldStateTraceDelayCoarse = m_ui->traceDelayCoarse->blockSignals(true);
    m_oldStateTraceDelayFine   = m_ui->traceDelayFine->blockSignals(true);
    m_oldStateTraceColor       = m_ui->traceColor->blockSignals(true);
}

GLScopeGUI::TraceUIBlocker::~TraceUIBlocker()
{
    unBlock();
}

void GLScopeGUI::TraceUIBlocker::unBlock()
{
    m_ui->trace->blockSignals(m_oldStateTrace);
    m_ui->traceAdd->blockSignals(m_oldStateTraceAdd);
    m_ui->traceDel->blockSignals(m_oldStateTraceDel);
    m_ui->traceMode->blockSignals(m_oldStateTraceMode);
    m_ui->amp->blockSignals(m_oldStateAmp);
    m_ui->ofsCoarse->blockSignals(m_oldStateOfsCoarse);
    m_ui->ofsFine->blockSignals(m_oldStateOfsFine);
    m_ui->traceDelayCoarse->blockSignals(m_oldStateTraceDelayCoarse);
    m_ui->traceDelayFine->blockSignals(m_oldStateTraceDelayFine);
    m_ui->traceColor->blockSignals(m_oldStateTraceColor);
}

GLScopeGUI::MainUIBlocker::MainUIBlocker(Ui::GLScopeGUI* ui) :
        m_ui(ui)
{
    m_oldStateOnlyX        = m_ui->onlyX->blockSignals(true);
    m_oldStateOnlyY        = m_ui->onlyY->blockSignals(true);
    m_oldStateHorizontalXY = m_ui->horizontalXY->blockSignals(true);
    m_oldStateVerticalXY   = m_ui->verticalXY->blockSignals(true);
    m_oldStatePolar        = m_ui->polar->blockSignals(true);
//    m_oldStateTime         = m_ui->time->blockSignals(true);
//    m_oldStateTimeOfs      = m_ui->timeOfs->blockSignals(true);
//    m_oldStateTraceLen     = m_ui->traceLen->blockSignals(true);
}

GLScopeGUI::MainUIBlocker::~MainUIBlocker()
{
    unBlock();
}

void GLScopeGUI::MainUIBlocker::unBlock()
{
    m_ui->onlyX->blockSignals(m_oldStateOnlyX);
    m_ui->onlyY->blockSignals(m_oldStateOnlyY);
    m_ui->horizontalXY->blockSignals(m_oldStateHorizontalXY);
    m_ui->verticalXY->blockSignals(m_oldStateVerticalXY);
    m_ui->polar->blockSignals(m_oldStatePolar);
//    m_ui->time->blockSignals(m_oldStateTime);
//    m_ui->timeOfs->blockSignals(m_oldStateTimeOfs);
//    m_ui->traceLen->blockSignals(m_oldStateTraceLen);
}

void GLScopeGUI::setDisplayMode(DisplayMode displayMode)
{
    if (ui->trace->maximum() == 0)
    {
        ui->onlyX->setChecked(true);
    }
    else
    {
        switch (displayMode)
        {
        case DisplayX:
            ui->onlyX->setChecked(true);
            break;
        case DisplayY:
            ui->onlyY->setChecked(true);
            break;
        case DisplayXYH:
            ui->horizontalXY->setChecked(true);
            break;
        case DisplayXYV:
            ui->verticalXY->setChecked(true);
            break;
        case DisplayPol:
            ui->polar->setChecked(true);
            break;
        default:
            ui->onlyX->setChecked(true);
            break;
        }
    }
}

void GLScopeGUI::setTraceIntensity(int value)
{
    if ((value < ui->traceIntensity->minimum()) || (value > ui->traceIntensity->maximum())) {
        return;
    }

    ui->traceIntensity->setValue(value);
}

void GLScopeGUI::setGridIntensity(int value)
{
    if ((value < ui->gridIntensity->minimum()) || (value > ui->gridIntensity->maximum())) {
        return;
    }

    ui->gridIntensity->setValue(value);
}

void GLScopeGUI::setTimeBase(int step)
{
    if ((step < ui->time->minimum()) || (step > ui->time->maximum())) {
        return;
    }

    ui->time->setValue(step);
}

void GLScopeGUI::setTimeOffset(int step)
{
    if ((step < ui->timeOfs->minimum()) || (step > ui->timeOfs->maximum())) {
        return;
    }

    ui->timeOfs->setValue(step);
}

void GLScopeGUI::setTraceLength(int step)
{
    if ((step < ui->traceLen->minimum()) || (step > ui->traceLen->maximum())) {
        return;
    }

    ui->traceLen->setValue(step);
}

void GLScopeGUI::setPreTrigger(int step)
{
    if ((step < ui->trigPre->minimum()) || (step > ui->trigPre->maximum())) {
        return;
    }

    ui->trigPre->setValue(step);
}

void GLScopeGUI::changeTrace(int traceIndex, const ScopeVis::TraceData& traceData)
{
    m_scopeVis->changeTrace(traceData, traceIndex);
}

void GLScopeGUI::addTrace(const ScopeVis::TraceData& traceData)
{
    if (ui->trace->maximum() < 3)
    {
        if (ui->trace->value() == 0)
        {
            ui->onlyY->setEnabled(true);
            ui->horizontalXY->setEnabled(true);
            ui->verticalXY->setEnabled(true);
            ui->polar->setEnabled(true);
        }

        m_scopeVis->addTrace(traceData);
        ui->trace->setMaximum(ui->trace->maximum() + 1);
    }
}

void GLScopeGUI::focusOnTrace(int traceIndex)
{
    on_trace_valueChanged(traceIndex);
}

void GLScopeGUI::changeTrigger(int triggerIndex, const ScopeVis::TriggerData& triggerData)
{
    m_scopeVis->changeTrigger(triggerData, triggerIndex);
}

void GLScopeGUI::addTrigger(const ScopeVis::TriggerData& triggerData)
{
    if (ui->trig->maximum() < 9)
    {
        m_scopeVis->addTrigger(triggerData);
        ui->trig->setMaximum(ui->trig->maximum() + 1);
    }
}

void GLScopeGUI::focusOnTrigger(int triggerIndex)
{
    on_trig_valueChanged(triggerIndex);
}