Collin Kidder
004b430ca7
This eats processor power. A lot. You probably won't be able to go much faster than 100ms intervals. It won't have any effect.
605 lines
18 KiB
C++
605 lines
18 KiB
C++
#include "flowviewwindow.h"
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#include "ui_flowviewwindow.h"
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#include "mainwindow.h"
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const QColor FlowViewWindow::graphColors[8] = {Qt::blue, Qt::green, Qt::black, Qt::red, //0 1 2 3
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Qt::gray, Qt::yellow, Qt::cyan, Qt::darkMagenta}; //4 5 6 7
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FlowViewWindow::FlowViewWindow(const QVector<CANFrame> *frames, QWidget *parent) :
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QDialog(parent),
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ui(new Ui::FlowViewWindow)
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{
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ui->setupUi(this);
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readSettings();
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modelFrames = frames;
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playbackTimer = new QTimer();
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currentPosition = 0;
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playbackActive = false;
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playbackForward = true;
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memset(refBytes, 0, 8);
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memset(currBytes, 0, 8);
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//ui->graphView->setInteractions();
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ui->graphView->xAxis->setRange(0, 8);
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ui->graphView->yAxis->setRange(-10, 265); //run range a bit outside possible number so they aren't plotted in a hard to see place
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ui->graphView->axisRect()->setupFullAxesBox();
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QCPItemText *textLabel = new QCPItemText(ui->graphView);
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ui->graphView->addItem(textLabel);
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textLabel->setPositionAlignment(Qt::AlignTop|Qt::AlignHCenter);
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textLabel->position->setType(QCPItemPosition::ptAxisRectRatio);
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textLabel->position->setCoords(0.5, .5);
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textLabel->setText("+");
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textLabel->setFont(QFont(font().family(), 16)); // make font a bit larger
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textLabel->setPen(QPen(Qt::black)); // show black border around text
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ui->graphView->xAxis->setLabel("Time Axis");
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ui->graphView->yAxis->setLabel("Value Axis");
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QFont legendFont = font();
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legendFont.setPointSize(10);
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QFont legendSelectedFont = font();
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legendSelectedFont.setPointSize(12);
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legendSelectedFont.setBold(true);
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ui->graphView->legend->setFont(legendFont);
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ui->graphView->legend->setSelectedFont(legendSelectedFont);
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ui->graphView->legend->setSelectableParts(QCPLegend::spItems); // legend box shall not be selectable, only legend items
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//ui->graphView->xAxis->setAutoSubTicks(false);
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//ui->graphView->xAxis->setAutoTicks(false);
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ui->graphView->xAxis->setAutoTickStep(false);
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ui->graphView->xAxis->setAutoSubTicks(false);
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ui->graphView->xAxis->setNumberFormat("gb");
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ui->graphView->xAxis->setTickStep(5.0);
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ui->graphView->xAxis->setSubTickCount(0);
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connect(ui->btnBackOne, SIGNAL(clicked(bool)), this, SLOT(btnBackOneClick()));
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connect(ui->btnPause, SIGNAL(clicked(bool)), this, SLOT(btnPauseClick()));
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connect(ui->btnReverse, SIGNAL(clicked(bool)), this, SLOT(btnReverseClick()));
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connect(ui->btnStop, SIGNAL(clicked(bool)), this, SLOT(btnStopClick()));
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connect(ui->btnPlay, SIGNAL(clicked(bool)), this, SLOT(btnPlayClick()));
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connect(ui->btnForwardOne, SIGNAL(clicked(bool)), this, SLOT(btnFwdOneClick()));
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connect(ui->spinPlayback, SIGNAL(valueChanged(int)), this, SLOT(changePlaybackSpeed(int)));
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connect(ui->cbLoopPlayback, SIGNAL(clicked(bool)), this, SLOT(changeLooping(bool)));
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connect(ui->listFrameID, SIGNAL(currentTextChanged(QString)), this, SLOT(changeID(QString)));
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connect(playbackTimer, SIGNAL(timeout()), this, SLOT(timerTriggered()));
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connect(ui->graphView, SIGNAL(plottableDoubleClick(QCPAbstractPlottable*,QMouseEvent*)), this, SLOT(plottableDoubleClick(QCPAbstractPlottable*,QMouseEvent*)));
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connect(MainWindow::getReference(), SIGNAL(framesUpdated(int)), this, SLOT(updatedFrames(int)));
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ui->graphView->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(ui->graphView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuRequestGraph(QPoint)));
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ui->flowView->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(ui->flowView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuRequestFlow(QPoint)));
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playbackTimer->setInterval(ui->spinPlayback->value()); //set the timer to the default value of the control
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}
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void FlowViewWindow::showEvent(QShowEvent* event)
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{
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QDialog::showEvent(event);
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readSettings();
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refreshIDList();
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if (ui->listFrameID->count() > 0)
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{
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changeID(ui->listFrameID->item(0)->text());
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ui->listFrameID->setCurrentRow(0);
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}
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updateFrameLabel();
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qDebug() << "FlowView show event was processed";
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}
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FlowViewWindow::~FlowViewWindow()
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{
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delete ui;
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playbackTimer->stop();
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delete playbackTimer;
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}
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void FlowViewWindow::closeEvent(QCloseEvent *event)
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{
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Q_UNUSED(event);
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writeSettings();
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}
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void FlowViewWindow::readSettings()
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{
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QSettings settings;
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if (settings.value("Main/SaveRestorePositions", false).toBool())
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{
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resize(settings.value("FlowView/WindowSize", QSize(1078, 621)).toSize());
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move(settings.value("FlowView/WindowPos", QPoint(50, 50)).toPoint());
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}
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if (settings.value("FlowView/AutoRef", false).toBool())
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{
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ui->cbAutoRef->setChecked(true);
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}
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if (settings.value("FlowView/UseTimestamp", false).toBool())
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{
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ui->cbTimeGraph->setChecked(true);
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}
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secondsMode = settings.value("Main/TimeSeconds", false).toBool();
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}
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void FlowViewWindow::writeSettings()
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{
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QSettings settings;
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if (settings.value("Main/SaveRestorePositions", false).toBool())
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{
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settings.setValue("FlowView/WindowSize", size());
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settings.setValue("FlowView/WindowPos", pos());
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}
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}
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void FlowViewWindow::plottableDoubleClick(QCPAbstractPlottable* plottable, QMouseEvent* event)
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{
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int id = 0;
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//apply transforms to get the X axis value where we double clicked
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double coord = plottable->keyAxis()->pixelToCoord(event->localPos().x());
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if (frameCache.count() > 0) id = frameCache[0].ID;
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if (secondsMode) emit sendCenterTimeID(id, coord);
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else emit sendCenterTimeID(id, coord / 1000000.0);
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}
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void FlowViewWindow::gotCenterTimeID(int32_t ID, double timestamp)
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{
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if (secondsMode) timestamp *= 1000000.0; //frames always store timestamp in microseconds
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qDebug() << "timestamp: " << timestamp;
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changeID(QString::number(ID)); //to be sure we're focused on the proper ID
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for (int j = 0; j < ui->listFrameID->count(); j++)
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{
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int thisNum = Utility::ParseStringToNum(ui->listFrameID->item(j)->text());
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if (thisNum == ID)
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{
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ui->listFrameID->setCurrentRow(j);
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break;
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}
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}
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int bestIdx = -1;
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for (int i = 0; i < frameCache.count(); i++)
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{
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if (frameCache[i].timestamp > timestamp)
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{
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bestIdx = i - 1;
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break;
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}
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}
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qDebug() << "Best index " << bestIdx;
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if (bestIdx > -1)
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{
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currentPosition = bestIdx;
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if (ui->cbAutoRef->isChecked())
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{
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memcpy(refBytes, currBytes, 8);
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}
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memcpy(currBytes, frameCache.at(currentPosition).data, 8);
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updateDataView();
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}
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}
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void FlowViewWindow::contextMenuRequestFlow(QPoint pos)
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{
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QMenu *menu = new QMenu(this);
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menu->setAttribute(Qt::WA_DeleteOnClose);
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menu->addAction(tr("Save image to file"), this, SLOT(saveFileFlow()));
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menu->popup(ui->flowView->mapToGlobal(pos));
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}
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void FlowViewWindow::contextMenuRequestGraph(QPoint pos)
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{
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QMenu *menu = new QMenu(this);
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menu->setAttribute(Qt::WA_DeleteOnClose);
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menu->addAction(tr("Save image to file"), this, SLOT(saveFileGraph()));
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menu->popup(ui->graphView->mapToGlobal(pos));
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}
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void FlowViewWindow::saveFileGraph()
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{
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QString filename;
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QFileDialog dialog(this);
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QStringList filters;
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filters.append(QString(tr("PDF Files (*.pdf)")));
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filters.append(QString(tr("PNG Files (*.png)")));
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filters.append(QString(tr("JPEG Files (*.jpg)")));
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dialog.setFileMode(QFileDialog::AnyFile);
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dialog.setNameFilters(filters);
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dialog.setViewMode(QFileDialog::Detail);
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dialog.setAcceptMode(QFileDialog::AcceptSave);
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if (dialog.exec() == QDialog::Accepted)
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{
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filename = dialog.selectedFiles()[0];
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if (dialog.selectedNameFilter() == filters[0])
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{
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if (!filename.contains('.')) filename += ".pdf";
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ui->graphView->savePdf(filename, true, 0, 0);
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}
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if (dialog.selectedNameFilter() == filters[1])
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{
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if (!filename.contains('.')) filename += ".png";
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ui->graphView->savePng(filename, 1024, 768);
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}
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if (dialog.selectedNameFilter() == filters[2])
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{
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if (!filename.contains('.')) filename += ".jpg";
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ui->graphView->saveJpg(filename, 1024, 768);
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}
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}
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}
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void FlowViewWindow::saveFileFlow()
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{
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QString filename;
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QFileDialog dialog(this);
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QStringList filters;
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filters.append(QString(tr("PNG Files (*.png)")));
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filters.append(QString(tr("JPEG Files (*.jpg)")));
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dialog.setFileMode(QFileDialog::AnyFile);
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dialog.setNameFilters(filters);
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dialog.setViewMode(QFileDialog::Detail);
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dialog.setAcceptMode(QFileDialog::AcceptSave);
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if (dialog.exec() == QDialog::Accepted)
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{
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filename = dialog.selectedFiles()[0];
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if (dialog.selectedNameFilter() == filters[0])
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{
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if (!filename.contains('.')) filename += ".png";
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ui->flowView->saveImage(filename, 1024, 768);
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}
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if (dialog.selectedNameFilter() == filters[1])
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{
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if (!filename.contains('.')) filename += ".jpg";
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ui->flowView->saveImage(filename, 1024, 768);
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}
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}
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}
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void FlowViewWindow::updatedFrames(int numFrames)
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{
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if (numFrames == -1) //all frames deleted. Kill the display
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{
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ui->listFrameID->clear();
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foundID.clear();
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currentPosition = 0;
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refreshIDList();
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updateFrameLabel();
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removeAllGraphs();
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memset(refBytes, 0, 8);
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memset(currBytes, 0, 8);
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updateDataView();
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}
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else if (numFrames == -2) //all new set of frames. Reset
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{
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ui->listFrameID->clear();
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foundID.clear();
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currentPosition = 0;
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refreshIDList();
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if (ui->listFrameID->count() > 0)
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{
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changeID(ui->listFrameID->item(0)->text());
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ui->listFrameID->setCurrentRow(0);
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}
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updateFrameLabel();
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}
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else //just got some new frames. See if they are relevant.
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{
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}
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}
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void FlowViewWindow::removeAllGraphs()
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{
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ui->graphView->clearGraphs();
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ui->graphView->replot();
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}
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void FlowViewWindow::createGraph(int byteNum)
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{
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int tempVal;
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float minval=1000000, maxval = -100000;
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bool graphByTime = ui->cbTimeGraph->isChecked();
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int numEntries = frameCache.count();
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QVector<double> x(numEntries), y(numEntries);
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for (int j = 0; j < numEntries; j++)
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{
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tempVal = frameCache[j].data[byteNum];
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if (graphByTime)
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{
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if (secondsMode){
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x[j] = (double)(frameCache[j].timestamp) / 1000000.0;
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}
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else
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{
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x[j] = frameCache[j].timestamp;
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}
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}
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else
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{
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x[j] = j;
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}
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y[j] = tempVal;
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if (y[j] < minval) minval = y[j];
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if (y[j] > maxval) maxval = y[j];
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}
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ui->graphView->addGraph();
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ui->graphView->graph()->setName(QString("Graph %1").arg(ui->graphView->graphCount()-1));
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ui->graphView->graph()->setData(x,y);
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ui->graphView->graph()->setLineStyle(QCPGraph::lsLine); //connect points with lines
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QPen graphPen;
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graphPen.setColor(graphColors[byteNum]);
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graphPen.setWidth(1);
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ui->graphView->graph()->setPen(graphPen);
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ui->graphView->axisRect()->setupFullAxesBox();
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}
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void FlowViewWindow::refreshIDList()
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{
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int id;
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for (int i = 0; i < modelFrames->count(); i++)
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{
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id = modelFrames->at(i).ID;
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if (!foundID.contains(id))
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{
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foundID.append(id);
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QListWidgetItem* item = new QListWidgetItem(Utility::formatNumber(id), ui->listFrameID);
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}
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}
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//default is to sort in ascending order
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ui->listFrameID->sortItems();
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}
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void FlowViewWindow::updateFrameLabel()
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{
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ui->lblNumFrames->setText(QString::number(currentPosition) + tr(" of ") + QString::number(frameCache.count()));
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}
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void FlowViewWindow::changeID(QString newID)
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{
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//parse the ID and then load up the frame cache with just messages with that ID.
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int id = Utility::ParseStringToNum(newID);
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frameCache.clear();
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if (modelFrames->count() == 0) return;
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playbackTimer->stop();
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playbackActive = false;
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for (int x = 0; x < modelFrames->count(); x++)
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{
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CANFrame thisFrame = modelFrames->at(x);
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if (thisFrame.ID == id)
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{
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for (int j = thisFrame.len; j < 8; j++) thisFrame.data[j] = 0;
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frameCache.append(thisFrame);
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}
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}
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currentPosition = 0;
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if (frameCache.count() == 0) return;
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removeAllGraphs();
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for (int c = 0; c < frameCache.at(0).len; c++)
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{
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createGraph(c);
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}
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updateGraphLocation();
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memcpy(currBytes, frameCache.at(currentPosition).data, 8);
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memcpy(refBytes, currBytes, 8);
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updateDataView();
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}
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void FlowViewWindow::btnBackOneClick()
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{
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playbackTimer->stop(); //pushing this button halts automatic playback
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playbackActive = false;
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updatePosition(false);
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updateDataView();
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}
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void FlowViewWindow::btnPauseClick()
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{
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playbackActive = false;
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playbackTimer->stop();
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updateDataView();
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}
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void FlowViewWindow::btnReverseClick()
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{
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playbackActive = true;
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playbackForward = false;
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playbackTimer->start();
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}
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void FlowViewWindow::btnStopClick()
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{
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playbackTimer->stop(); //pushing this button halts automatic playback
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playbackActive = false;
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currentPosition = 0;
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memcpy(currBytes, frameCache.at(currentPosition).data, 8);
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memcpy(refBytes, currBytes, 8);
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updateFrameLabel();
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updateDataView();
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}
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void FlowViewWindow::btnPlayClick()
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{
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playbackActive = true;
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playbackForward = true;
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playbackTimer->start();
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}
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void FlowViewWindow::btnFwdOneClick()
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{
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playbackTimer->stop();
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playbackActive = false;
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updatePosition(true);
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updateDataView();
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}
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void FlowViewWindow::changePlaybackSpeed(int newSpeed)
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{
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playbackTimer->setInterval(newSpeed);
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}
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void FlowViewWindow::changeLooping(bool check)
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{
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Q_UNUSED(check);
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}
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void FlowViewWindow::timerTriggered()
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{
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if (!playbackActive)
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{
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playbackTimer->stop();
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return;
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}
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if (playbackForward)
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{
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updatePosition(true);
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}
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else
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{
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updatePosition(false);
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}
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updateDataView();
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if (!ui->cbLoopPlayback->isChecked())
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{
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if (currentPosition == 0) playbackActive = false;
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if (currentPosition == (frameCache.count() - 1)) playbackActive = false;
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}
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}
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void FlowViewWindow::updateDataView()
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{
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ui->txtCurr1->setText(Utility::formatNumber(currBytes[0]));
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ui->txtCurr2->setText(Utility::formatNumber(currBytes[1]));
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ui->txtCurr3->setText(Utility::formatNumber(currBytes[2]));
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ui->txtCurr4->setText(Utility::formatNumber(currBytes[3]));
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ui->txtCurr5->setText(Utility::formatNumber(currBytes[4]));
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ui->txtCurr6->setText(Utility::formatNumber(currBytes[5]));
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ui->txtCurr7->setText(Utility::formatNumber(currBytes[6]));
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ui->txtCurr8->setText(Utility::formatNumber(currBytes[7]));
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ui->txtRef1->setText(Utility::formatNumber(refBytes[0]));
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ui->txtRef2->setText(Utility::formatNumber(refBytes[1]));
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ui->txtRef3->setText(Utility::formatNumber(refBytes[2]));
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ui->txtRef4->setText(Utility::formatNumber(refBytes[3]));
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ui->txtRef5->setText(Utility::formatNumber(refBytes[4]));
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|
ui->txtRef6->setText(Utility::formatNumber(refBytes[5]));
|
|
ui->txtRef7->setText(Utility::formatNumber(refBytes[6]));
|
|
ui->txtRef8->setText(Utility::formatNumber(refBytes[7]));
|
|
|
|
ui->flowView->setReference(refBytes, false);
|
|
ui->flowView->updateData(currBytes, true);
|
|
|
|
updateGraphLocation();
|
|
|
|
updateFrameLabel();
|
|
|
|
}
|
|
|
|
void FlowViewWindow::updatePosition(bool forward)
|
|
{
|
|
|
|
if (forward)
|
|
{
|
|
if (currentPosition < (frameCache.count() - 1)) currentPosition++;
|
|
else if (ui->cbLoopPlayback->isChecked()) currentPosition = 0;
|
|
}
|
|
else
|
|
{
|
|
if (currentPosition > 0) currentPosition--;
|
|
else if (ui->cbLoopPlayback->isChecked()) currentPosition = frameCache.count() - 1;
|
|
}
|
|
|
|
if (ui->cbAutoRef->isChecked())
|
|
{
|
|
memcpy(refBytes, currBytes, 8);
|
|
}
|
|
|
|
memcpy(currBytes, frameCache.at(currentPosition).data, 8);
|
|
|
|
if (ui->cbSync->checkState() == Qt::Checked) emit sendCenterTimeID(frameCache[currentPosition].ID, frameCache[currentPosition].timestamp / 1000000.0);
|
|
}
|
|
|
|
void FlowViewWindow::updateGraphLocation()
|
|
{
|
|
int start = currentPosition - 5;
|
|
if (start < 0) start = 0;
|
|
int end = currentPosition + 5;
|
|
if (end >= frameCache.count()) end = frameCache.count() - 1;
|
|
if (ui->cbTimeGraph->isChecked())
|
|
{
|
|
if (secondsMode)
|
|
{
|
|
ui->graphView->xAxis->setRange(frameCache[start].timestamp / 1000000.0, frameCache[end].timestamp / 1000000.0);
|
|
ui->graphView->xAxis->setTickStep((frameCache[end].timestamp - frameCache[start].timestamp)/ 3000000.0);
|
|
ui->graphView->xAxis->setSubTickCount(0);
|
|
ui->graphView->xAxis->setNumberFormat("f");
|
|
ui->graphView->xAxis->setNumberPrecision(6);
|
|
}
|
|
else
|
|
{
|
|
ui->graphView->xAxis->setRange(frameCache[start].timestamp, frameCache[end].timestamp);
|
|
ui->graphView->xAxis->setTickStep((frameCache[end].timestamp - frameCache[start].timestamp)/ 3.0);
|
|
ui->graphView->xAxis->setSubTickCount(0);
|
|
ui->graphView->xAxis->setNumberFormat("f");
|
|
ui->graphView->xAxis->setNumberPrecision(0);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ui->graphView->xAxis->setRange(start, end);
|
|
ui->graphView->xAxis->setTickStep(5.0);
|
|
ui->graphView->xAxis->setSubTickCount(0);
|
|
ui->graphView->xAxis->setNumberFormat("gb");
|
|
}
|
|
|
|
ui->graphView->replot();
|
|
}
|
|
|