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549113f9e13f941d396c3b8d0aa99e3bb90931ed
giesCANne/re/flowviewwindow.cpp
T
Collin Kidder 549113f9e1 Flowview will now automatically set the grid to support the frame data 
length even for CAN-FD frames (Use Middle Mouse Button to force it to
different sizes)
2022-12-04 22:29:46 -05:00

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#include "flowviewwindow.h"
#include "ui_flowviewwindow.h"
#include "mainwindow.h"
#include "helpwindow.h"
#include "filterutility.h"
#include "qcpaxistickerhex.h"
const QColor FlowViewWindow::graphColors[8] = {Qt::blue, Qt::green, Qt::black, Qt::red, //0 1 2 3
Qt::gray, Qt::yellow, Qt::cyan, Qt::darkMagenta}; //4 5 6 7
FlowViewWindow::FlowViewWindow(const QVector<CANFrame> *frames, QWidget *parent) :
QDialog(parent),
ui(new Ui::FlowViewWindow)
{
ui->setupUi(this);
setWindowFlags(Qt::Window);
readSettings();
modelFrames = frames;
playbackTimer = new QTimer();
currentPosition = 0;
playbackActive = false;
playbackForward = true;
memset(refBytes, 0, 64);
memset(currBytes, 0, 64);
memset(triggerValues, -1, sizeof(int) * 8);
for (int i = 0; i < 8; i++) triggerBits[i] = 0;
//ui->graphView->setInteractions();
ui->graphView->xAxis->setRange(0, 8);
ui->graphView->yAxis->setRange(-10, 265); //run range a bit outside possible number so they aren't plotted in a hard to see place
if (useHexTicker)
{
QSharedPointer<QCPAxisTickerHex> hexTicker(new QCPAxisTickerHex);
ui->graphView->yAxis->setTicker(hexTicker);
}
ui->graphView->axisRect()->setupFullAxesBox();
QCPItemText *textLabel = new QCPItemText(ui->graphView);
//ui->graphView->addItem(textLabel);
textLabel->setPositionAlignment(Qt::AlignTop|Qt::AlignHCenter);
textLabel->position->setType(QCPItemPosition::ptAxisRectRatio);
textLabel->position->setCoords(0.5, .5);
textLabel->setText("+");
textLabel->setFont(QFont(font().family(), 16)); // make font a bit larger
textLabel->setPen(QPen(Qt::black)); // show black border around text
ui->graphView->xAxis->setLabel("Time Axis");
if (useHexTicker) ui->graphView->yAxis->setLabel("Value Axis (HEX)");
else ui->graphView->yAxis->setLabel("Value Axis (dec)");
QFont legendFont = font();
legendFont.setPointSize(10);
QFont legendSelectedFont = font();
legendSelectedFont.setPointSize(12);
legendSelectedFont.setBold(true);
ui->graphView->legend->setFont(legendFont);
ui->graphView->legend->setSelectedFont(legendSelectedFont);
ui->graphView->legend->setSelectableParts(QCPLegend::spItems); // legend box shall not be selectable, only legend items
//ui->graphView->xAxis->setAutoSubTicks(false);
//ui->graphView->xAxis->setAutoTicks(false);
QCPAxisTicker *xTicker = new QCPAxisTicker();
xTicker->setTickCount(5);
xTicker->setTickStepStrategy(QCPAxisTicker::tssReadability);
ui->graphView->xAxis->setTicker(QSharedPointer<QCPAxisTicker>(xTicker));
//ui->graphView->xAxis->setAutoTickStep(false);
//ui->graphView->xAxis->setAutoSubTicks(false);
//ui->graphView->xAxis->setNumberFormat("gb");
//ui->graphView->xAxis->setTickStep(5.0);
//ui->graphView->xAxis->setSubTickCount(0);
if (openGLMode)
{
ui->graphView->setAntialiasedElements(QCP::aeAll);
ui->graphView->setOpenGl(true);
}
else
{
ui->graphView->setOpenGl(false);
ui->graphView->setAntialiasedElements(QCP::aeNone);
}
connect(ui->btnBackOne, SIGNAL(clicked(bool)), this, SLOT(btnBackOneClick()));
connect(ui->btnPause, SIGNAL(clicked(bool)), this, SLOT(btnPauseClick()));
connect(ui->btnReverse, SIGNAL(clicked(bool)), this, SLOT(btnReverseClick()));
connect(ui->btnStop, SIGNAL(clicked(bool)), this, SLOT(btnStopClick()));
connect(ui->btnPlay, SIGNAL(clicked(bool)), this, SLOT(btnPlayClick()));
connect(ui->btnForwardOne, SIGNAL(clicked(bool)), this, SLOT(btnFwdOneClick()));
connect(ui->spinPlayback, SIGNAL(valueChanged(int)), this, SLOT(changePlaybackSpeed(int)));
connect(ui->cbLoopPlayback, SIGNAL(clicked(bool)), this, SLOT(changeLooping(bool)));
connect(playbackTimer, SIGNAL(timeout()), this, SLOT(timerTriggered()));
connect(ui->graphView, SIGNAL(plottableDoubleClick(QCPAbstractPlottable*,QMouseEvent*)), this, SLOT(plottableDoubleClick(QCPAbstractPlottable*,QMouseEvent*)));
connect(ui->txtTrigger0, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger1, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger2, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger3, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger4, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger5, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger6, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->txtTrigger7, SIGNAL(textEdited(QString)), this, SLOT(updateTriggerValues()));
connect(ui->graphRangeSlider, &QSlider::valueChanged, this, &FlowViewWindow::graphRangeChanged);
connect(ui->check_0, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_1, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_2, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_3, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_4, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_5, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_6, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
connect(ui->check_7, &QCheckBox::stateChanged, this, &FlowViewWindow::changeGraphVisibility);
// ui->timelineSlider->setTracking(true);
connect(ui->timelineSlider, &QSlider::sliderPressed, this, &FlowViewWindow::btnPauseClick);
connect(ui->timelineSlider, &QSlider::valueChanged, this, &FlowViewWindow::gotoFrame);
// Using lambda expression to strip away the possible filter label before passing the ID to updateDetailsWindow
connect(ui->listFrameID, &QListWidget::currentTextChanged,
[this](QString itemText)
{
changeID(FilterUtility::getId(itemText));
} );
connect(MainWindow::getReference(), SIGNAL(framesUpdated(int)), this, SLOT(updatedFrames(int)));
ui->graphView->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->graphView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuRequestGraph(QPoint)));
ui->flowView->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->flowView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuRequestFlow(QPoint)));
connect(ui->flowView, SIGNAL(gridClicked(int)), this, SLOT(gotCellClick(int)));
// Prevent annoying accidental horizontal scrolling when filter list is populated with long interpreted message names
ui->listFrameID->horizontalScrollBar()->setEnabled(false);
playbackTimer->setInterval(ui->spinPlayback->value()); //set the timer to the default value of the control
}
void FlowViewWindow::showEvent(QShowEvent* event)
{
QDialog::showEvent(event);
installEventFilter(this);
readSettings();
refreshIDList();
if (ui->listFrameID->count() > 0)
{
changeID(FilterUtility::getId(ui->listFrameID->item(0)));
ui->listFrameID->setCurrentRow(0);
}
updateFrameLabel();
qDebug() << "FlowView show event was processed";
}
FlowViewWindow::~FlowViewWindow()
{
removeEventFilter(this);
delete ui;
playbackTimer->stop();
delete playbackTimer;
}
void FlowViewWindow::closeEvent(QCloseEvent *event)
{
Q_UNUSED(event);
writeSettings();
emit rejected(); //can be picked up by main window if needed
}
void FlowViewWindow::readSettings()
{
QSettings settings;
if (settings.value("Main/SaveRestorePositions", false).toBool())
{
resize(settings.value("FlowView/WindowSize", QSize(1078, 621)).toSize());
move(Utility::constrainedWindowPos(settings.value("FlowView/WindowPos", QPoint(50, 50)).toPoint()));
}
if (settings.value("FlowView/AutoRef", false).toBool())
{
ui->cbAutoRef->setChecked(true);
}
if (settings.value("FlowView/UseTimestamp", false).toBool())
{
ui->cbTimeGraph->setChecked(true);
}
if (settings.value("Main/FilterLabeling", false).toBool())
ui->listFrameID->setMaximumWidth(250);
else
ui->listFrameID->setMaximumWidth(120);
secondsMode = settings.value("Main/TimeSeconds", false).toBool();
openGLMode = settings.value("Main/UseOpenGL", false).toBool();
useHexTicker = settings.value("FlowView/GraphHex", false).toBool();
}
void FlowViewWindow::writeSettings()
{
QSettings settings;
if (settings.value("Main/SaveRestorePositions", false).toBool())
{
settings.setValue("FlowView/WindowSize", size());
settings.setValue("FlowView/WindowPos", pos());
}
}
/*
* Keyboard shortcuts to allow for quick work without needing to move around a mouse.
* R = resume or pause playback
* T = go back one frame
* Y = go forward one frame
*/
bool FlowViewWindow::eventFilter(QObject *obj, QEvent *event)
{
if (event->type() == QEvent::KeyRelease) {
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
switch (keyEvent->key())
{
case Qt::Key_R:
if (playbackActive) btnPauseClick();
else btnPlayClick();
break;
case Qt::Key_T:
btnBackOneClick();
break;
case Qt::Key_Y:
btnFwdOneClick();
break;
case Qt::Key_F1:
HelpWindow::getRef()->showHelp("flowview.md");
break;
}
return true;
} else {
// standard event processing
return QObject::eventFilter(obj, event);
}
}
void FlowViewWindow::changeGraphVisibility(int state){
QCheckBox *sender = qobject_cast<QCheckBox *>(QObject::sender());
if(sender){
sender->objectName();
int graphId = sender->objectName().right(1).toInt();
for (int k = 0; k < 8; k++)
{
if (k == graphId && graphRef[k] && graphRef[k]->data()){
graphRef[k]->setVisible(state);
}
}
ui->graphView->replot();
}
}
void FlowViewWindow::gotCellClick(int bitPosition)
{
int chunk = bitPosition / 64;
int idx = bitPosition & 63;
triggerBits[chunk] = triggerBits[chunk] ^ (1ull << idx);
if (triggerBits[chunk] & (1ull << idx)) ui->flowView->setCellTextState(bitPosition, GridTextState::BOLD_BLUE);
else ui->flowView->setCellTextState(bitPosition, GridTextState::NORMAL);
qDebug() << "Bit Num: " << bitPosition << " Hex of trigger bits: " << QString::number(triggerBits[chunk], 16);
}
void FlowViewWindow::graphRangeChanged(int range) {
ui->rangeValue->setText(QString::number(range));
updateGraphLocation();
}
void FlowViewWindow::updateTriggerValues()
{
triggerValues[0] = Utility::ParseStringToNum(ui->txtTrigger0->text());
triggerValues[1] = Utility::ParseStringToNum(ui->txtTrigger1->text());
triggerValues[2] = Utility::ParseStringToNum(ui->txtTrigger2->text());
triggerValues[3] = Utility::ParseStringToNum(ui->txtTrigger3->text());
triggerValues[4] = Utility::ParseStringToNum(ui->txtTrigger4->text());
triggerValues[5] = Utility::ParseStringToNum(ui->txtTrigger5->text());
triggerValues[6] = Utility::ParseStringToNum(ui->txtTrigger6->text());
triggerValues[7] = Utility::ParseStringToNum(ui->txtTrigger7->text());
}
void FlowViewWindow::plottableDoubleClick(QCPAbstractPlottable* plottable, QMouseEvent* event)
{
int id = 0;
//apply transforms to get the X axis value where we double clicked
double coord = plottable->keyAxis()->pixelToCoord(event->localPos().x());
if (frameCache.count() > 0) id = frameCache[0].frameId();
if (secondsMode) emit sendCenterTimeID(id, coord);
else emit sendCenterTimeID(id, coord / 1000000.0);
}
void FlowViewWindow::gotCenterTimeID(uint32_t ID, double timestamp)
{
int64_t t_stamp;
t_stamp = timestamp * 1000000l;
qDebug() << "timestamp: " << t_stamp;
changeID(QString::number(ID)); //to be sure we're focused on the proper ID
for (int j = 0; j < ui->listFrameID->count(); j++)
{
int thisNum = FilterUtility::getIdAsInt(ui->listFrameID->item(j));
if (thisNum == ID)
{
ui->listFrameID->setCurrentRow(j);
break;
}
}
int bestIdx = -1;
for (int i = 0; i < frameCache.count(); i++)
{
if (frameCache[i].timeStamp().microSeconds() > t_stamp)
{
bestIdx = i - 1;
break;
}
}
qDebug() << "Best index " << bestIdx;
if (bestIdx > -1)
{
currentPosition = bestIdx;
if (ui->cbAutoRef->isChecked())
{
memcpy(refBytes, currBytes, 8);
}
memset(currBytes, 0, 8); //first zero out all 8 bytes
memcpy(currBytes, frameCache.at(currentPosition).payload().data(), frameCache.at(currentPosition).payload().length());
updateDataView();
}
}
void FlowViewWindow::contextMenuRequestFlow(QPoint pos)
{
QMenu *menu = new QMenu(this);
menu->setAttribute(Qt::WA_DeleteOnClose);
menu->addAction(tr("Save image to file"), this, SLOT(saveFileFlow()));
menu->popup(ui->flowView->mapToGlobal(pos));
}
void FlowViewWindow::contextMenuRequestGraph(QPoint pos)
{
QMenu *menu = new QMenu(this);
menu->setAttribute(Qt::WA_DeleteOnClose);
menu->addAction(tr("Save image to file"), this, SLOT(saveFileGraph()));
menu->popup(ui->graphView->mapToGlobal(pos));
}
void FlowViewWindow::saveFileGraph()
{
QString filename;
QFileDialog dialog(this);
QSettings settings;
QStringList filters;
filters.append(QString(tr("PDF Files (*.pdf)")));
filters.append(QString(tr("PNG Files (*.png)")));
filters.append(QString(tr("JPEG Files (*.jpg)")));
dialog.setFileMode(QFileDialog::AnyFile);
dialog.setNameFilters(filters);
dialog.setViewMode(QFileDialog::Detail);
dialog.setAcceptMode(QFileDialog::AcceptSave);
dialog.setDirectory(settings.value("FlowView/LoadSaveDirectory", dialog.directory().path()).toString());
if (dialog.exec() == QDialog::Accepted)
{
filename = dialog.selectedFiles()[0];
if (dialog.selectedNameFilter() == filters[0])
{
if (!filename.contains('.')) filename += ".pdf";
ui->graphView->savePdf(filename, 0, 0);
}
if (dialog.selectedNameFilter() == filters[1])
{
if (!filename.contains('.')) filename += ".png";
ui->graphView->savePng(filename, 1024, 768);
}
if (dialog.selectedNameFilter() == filters[2])
{
if (!filename.contains('.')) filename += ".jpg";
ui->graphView->saveJpg(filename, 1024, 768);
}
settings.setValue("FlowView/LoadSaveDirectory", dialog.directory().path());
}
}
void FlowViewWindow::saveFileFlow()
{
QString filename;
QFileDialog dialog(this);
QSettings settings;
QStringList filters;
filters.append(QString(tr("PNG Files (*.png)")));
filters.append(QString(tr("JPEG Files (*.jpg)")));
dialog.setFileMode(QFileDialog::AnyFile);
dialog.setNameFilters(filters);
dialog.setViewMode(QFileDialog::Detail);
dialog.setAcceptMode(QFileDialog::AcceptSave);
dialog.setDirectory(settings.value("FlowView/LoadSaveDirectory", dialog.directory().path()).toString());
if (dialog.exec() == QDialog::Accepted)
{
filename = dialog.selectedFiles()[0];
if (dialog.selectedNameFilter() == filters[0])
{
if (!filename.contains('.')) filename += ".png";
ui->flowView->saveImage(filename, 1024, 768);
}
if (dialog.selectedNameFilter() == filters[1])
{
if (!filename.contains('.')) filename += ".jpg";
ui->flowView->saveImage(filename, 1024, 768);
}
settings.setValue("FlowView/LoadSaveDirectory", dialog.directory().path());
}
}
void FlowViewWindow::updatedFrames(int numFrames)
{
QVector<double>newX[8];
QVector<double>newY[8];
const unsigned char *data;
int dataLen = 0;
const CANFrame *thisFrame;
if (numFrames == -1) //all frames deleted. Kill the display
{
ui->listFrameID->clear();
foundID.clear();
currentPosition = 0;
refreshIDList();
updateFrameLabel();
removeAllGraphs();
memset(refBytes, 0, 64);
memset(currBytes, 0, 64);
updateDataView();
}
else if (numFrames == -2) //all new set of frames. Reset
{
ui->listFrameID->clear();
foundID.clear();
currentPosition = 0;
refreshIDList();
//if (ui->listFrameID->count() > 0)
//{
// changeID(ui->listFrameID->item(0)->text());
// ui->listFrameID->setCurrentRow(0);
//}
//updateFrameLabel();
}
else //just got some new frames. See if they are relevant.
{
if (numFrames > modelFrames->count()) return;
unsigned int refID;
if (frameCache.count() > 0) refID = frameCache[0].frameId();
else refID = 0;
bool needRefresh = false;
for (int i = modelFrames->count() - numFrames; i < modelFrames->count(); i++)
{
thisFrame = &modelFrames->at(i);
data = reinterpret_cast<const unsigned char *>(thisFrame->payload().constData());
dataLen = thisFrame->payload().length();
if (!foundID.contains(thisFrame->frameId()))
{
foundID.append(thisFrame->frameId());
FilterUtility::createFilterItem(thisFrame->frameId(), ui->listFrameID);
}
if (thisFrame->frameId() == refID)
{
frameCache.append(*thisFrame);
for (int k = 0; k < dataLen; k++)
{
if (ui->cbTimeGraph->isChecked())
{
if (secondsMode){
newX[k].append((double)(thisFrame->timeStamp().microSeconds()) / 1000000.0);
}
else
{
newX[k].append(thisFrame->timeStamp().microSeconds());
}
}
else
{
newX[k].append(x[k].count());
}
newY[k].append(data[k]);
needRefresh = true;
}
}
}
if (ui->cbLiveMode->checkState() == Qt::Checked)
{
currentPosition = frameCache.count() - 1;
memset(currBytes, 0, 64);
memcpy(currBytes, frameCache.at(currentPosition).payload().data(), frameCache.at(currentPosition).payload().length());
memcpy(refBytes, currBytes, 64);
}
if (needRefresh)
{
for (int k = 0; k < dataLen; k++)
{
if (graphRef[k] && graphRef[k]->data())
graphRef[k]->addData(newX[k], newY[k]);
}
ui->graphView->replot();
updateDataView();
if (ui->cbSync->checkState() == Qt::Checked) emit sendCenterTimeID(frameCache[currentPosition].frameId(), frameCache[currentPosition].timeStamp().microSeconds() / 1000000.0);
}
}
updateFrameLabel();
}
void FlowViewWindow::removeAllGraphs()
{
ui->graphView->clearGraphs();
ui->graphView->replot();
}
void FlowViewWindow::createGraph(int byteNum)
{
int tempVal;
double minval = 1000000.0, maxval = -100000.0;
const unsigned char *data;
const CANFrame *frame;
qDebug() << "Create Graph " << byteNum;
bool graphByTime = ui->cbTimeGraph->isChecked();
int numEntries = frameCache.count();
x[byteNum].clear();
y[byteNum].clear();
x[byteNum].resize(numEntries);
y[byteNum].resize(numEntries);
for (int j = 0; j < numEntries; j++)
{
frame = &frameCache[j];
data = reinterpret_cast<const unsigned char *>(frame->payload().constData());
if (byteNum < frameCache[j].payload().length())
tempVal = data[byteNum];
else
tempVal = 0;
if (graphByTime)
{
if (secondsMode){
x[byteNum][j] = frame->timeStamp().microSeconds() / 1000000.0;
}
else
{
x[byteNum][j] = frame->timeStamp().microSeconds();
}
}
else
{
x[byteNum][j] = j;
}
y[byteNum][j] = tempVal;
if (y[byteNum][j] < minval) minval = y[byteNum][j];
if (y[byteNum][j] > maxval) maxval = y[byteNum][j];
}
graphRef[byteNum] = ui->graphView->addGraph();
ui->graphView->graph()->setName(QString("Graph %1").arg(ui->graphView->graphCount()-1));
ui->graphView->graph()->setData(x[byteNum],y[byteNum]);
ui->graphView->graph()->setLineStyle(QCPGraph::lsLine); //connect points with lines
QPen graphPen;
graphPen.setColor(graphColors[byteNum]);
graphPen.setWidth(1);
ui->graphView->graph()->setPen(graphPen);
ui->graphView->axisRect()->setupFullAxesBox();
}
void FlowViewWindow::refreshIDList()
{
int id;
for (int i = 0; i < modelFrames->count(); i++)
{
CANFrame thisFrame = modelFrames->at(i);
id = thisFrame.frameId();
if (!foundID.contains(id))
{
foundID.append(id);
FilterUtility::createFilterItem(id, ui->listFrameID);
}
}
//default is to sort in ascending order
ui->listFrameID->sortItems();
}
void FlowViewWindow::updateFrameLabel()
{
ui->lblNumFrames->setText(QString::number(currentPosition) + tr(" of ") + QString::number(frameCache.count()));
}
void FlowViewWindow::changeID(QString newID)
{
qDebug() << "change id " << newID;
//parse the ID and then load up the frame cache with just messages with that ID.
uint32_t id = (uint32_t)Utility::ParseStringToNum(newID);
frameCache.clear();
if (modelFrames->count() == 0) return;
playbackTimer->stop();
playbackActive = false;
int maxBytes = 0;
for (int x = 0; x < modelFrames->count(); x++)
{
CANFrame thisFrame = modelFrames->at(x);
if (thisFrame.frameId() == id)
{
thisFrame.payload().clear();
frameCache.append(thisFrame);
if (thisFrame.payload().length() > maxBytes) maxBytes = thisFrame.payload().length();
}
}
ui->flowView->setBytesToDraw(maxBytes);
currentPosition = 0;
if (frameCache.count() == 0) return;
removeAllGraphs();
//for (uint32_t c = 0; c < frameCache.at(0).len; c++)
for (uint32_t c = 0; c < 8; c++)
{
createGraph(c);
}
updateGraphLocation();
memset(currBytes, 0, 64);
memcpy(currBytes, frameCache.at(currentPosition).payload().constData(), frameCache.at(currentPosition).payload().length());
memcpy(refBytes, currBytes, 64);
updateDataView();
ui->check_0->setChecked(true);
ui->check_1->setChecked(true);
ui->check_2->setChecked(true);
ui->check_3->setChecked(true);
ui->check_4->setChecked(true);
ui->check_5->setChecked(true);
ui->check_6->setChecked(true);
ui->check_7->setChecked(true);
}
void FlowViewWindow::btnBackOneClick()
{
ui->cbLiveMode->setChecked(false);
playbackTimer->stop(); //pushing this button halts automatic playback
playbackActive = false;
updatePosition(false);
updateDataView();
}
void FlowViewWindow::btnPauseClick()
{
ui->cbLiveMode->setChecked(false);
playbackActive = false;
playbackTimer->stop();
updateDataView();
}
void FlowViewWindow::btnReverseClick()
{
ui->cbLiveMode->setChecked(false);
playbackActive = true;
playbackForward = false;
playbackTimer->start();
}
void FlowViewWindow::btnStopClick()
{
ui->cbLiveMode->setChecked(false);
playbackTimer->stop(); //pushing this button halts automatic playback
playbackActive = false;
currentPosition = 0;
memset(currBytes, 0, 64);
memcpy(currBytes, frameCache.at(currentPosition).payload().constData(), frameCache.at(currentPosition).payload().length());
memcpy(refBytes, currBytes, 64);
updateFrameLabel();
updateDataView();
}
void FlowViewWindow::btnPlayClick()
{
ui->cbLiveMode->setChecked(false);
playbackActive = true;
playbackForward = true;
playbackTimer->start();
}
void FlowViewWindow::btnFwdOneClick()
{
ui->cbLiveMode->setChecked(false);
playbackTimer->stop();
playbackActive = false;
updatePosition(true);
updateDataView();
}
void FlowViewWindow::changePlaybackSpeed(int newSpeed)
{
playbackTimer->setInterval(newSpeed);
}
void FlowViewWindow::changeLooping(bool check)
{
Q_UNUSED(check);
}
void FlowViewWindow::timerTriggered()
{
if (!playbackActive || (ui->cbLiveMode->checkState() == Qt::Checked))
{
playbackTimer->stop();
return;
}
if (playbackForward)
{
updatePosition(true);
}
else
{
updatePosition(false);
}
updateDataView();
if (!ui->cbLoopPlayback->isChecked())
{
if (currentPosition == 0) playbackActive = false;
if (currentPosition == (frameCache.count() - 1)) playbackActive = false;
}
}
void FlowViewWindow::updateDataView()
{
ui->txtCurr1->setText(Utility::formatNumber((unsigned char)currBytes[0]));
ui->txtCurr2->setText(Utility::formatNumber((unsigned char)currBytes[1]));
ui->txtCurr3->setText(Utility::formatNumber((unsigned char)currBytes[2]));
ui->txtCurr4->setText(Utility::formatNumber((unsigned char)currBytes[3]));
ui->txtCurr5->setText(Utility::formatNumber((unsigned char)currBytes[4]));
ui->txtCurr6->setText(Utility::formatNumber((unsigned char)currBytes[5]));
ui->txtCurr7->setText(Utility::formatNumber((unsigned char)currBytes[6]));
ui->txtCurr8->setText(Utility::formatNumber((unsigned char)currBytes[7]));
ui->txtRef1->setText(Utility::formatNumber((unsigned char)refBytes[0]));
ui->txtRef2->setText(Utility::formatNumber((unsigned char)refBytes[1]));
ui->txtRef3->setText(Utility::formatNumber((unsigned char)refBytes[2]));
ui->txtRef4->setText(Utility::formatNumber((unsigned char)refBytes[3]));
ui->txtRef5->setText(Utility::formatNumber((unsigned char)refBytes[4]));
ui->txtRef6->setText(Utility::formatNumber((unsigned char)refBytes[5]));
ui->txtRef7->setText(Utility::formatNumber((unsigned char)refBytes[6]));
ui->txtRef8->setText(Utility::formatNumber((unsigned char)refBytes[7]));
ui->flowView->setReference(refBytes, false);
ui->flowView->updateData(currBytes, true);
ui->timelineSlider->setMaximum(frameCache.count() - 1);
ui->timelineSlider->setValue(currentPosition);
for (int i = 0; i < 8; i++)
{
if (currBytes[i] == triggerValues[i])
{
playbackActive = false;
playbackTimer->stop();
break; //once any trigger is hit we can stop looking
}
}
updateGraphLocation();
updateFrameLabel();
}
void FlowViewWindow::gotoFrame(int frame) {
if (frameCache.count() >= frame) currentPosition = frame;
else currentPosition = 0;
if (ui->cbSync->checkState() == Qt::Checked) emit sendCenterTimeID(frameCache[currentPosition].frameId(), frameCache[currentPosition].timeStamp().microSeconds() / 1000000.0);
}
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, 64);
}
//figure out which bits changed since the previous frame and then AND that with the trigger bits. If any bits
//get through that then they're changed and a trigger so we stop playback at this frame.
//This is complicated by the fact that CAN-FD frames might have far more than 64 bits. It is necessary
//to thus process them 64 bits at a time and just move chunk to chunk until done.
for (int chunk = 0; chunk < frameCache.at(currentPosition).payload().length(); chunk += 8)
{
uint64_t changedBits = 0;
uint8_t cngByte;
int maxVal = qMin(chunk * 8 + 8, frameCache.at(currentPosition).payload().length());
for (int i = chunk * 8; i < maxVal; i++)
{
unsigned char thisByte = static_cast<unsigned char>(frameCache.at(currentPosition).payload().data()[i]);
cngByte = currBytes[i] ^ thisByte;
changedBits |= (uint64_t)cngByte << (8ull * (i & 7));
}
qDebug() << "ChangedBits: " << QString::number(changedBits, 16);
qDebug() << "TriggerBits: " << QString::number(triggerBits[chunk / 8], 16);
changedBits &= triggerBits[chunk / 8];
qDebug() << "Final ChangedBits: " << QString::number(changedBits, 16);
if (changedBits)
{
playbackActive = false;
playbackTimer->stop();
}
}
memset(currBytes, 0, 64);
memcpy(currBytes, frameCache.at(currentPosition).payload().constData(), frameCache.at(currentPosition).payload().length());
if (ui->cbSync->checkState() == Qt::Checked) emit sendCenterTimeID(frameCache[currentPosition].frameId(), frameCache[currentPosition].timeStamp().microSeconds() / 1000000.0);
ui->timelineSlider->setValue(currentPosition);
}
void FlowViewWindow::updateGraphLocation()
{
if (frameCache.count() == 0) return;
int start = currentPosition - ui->graphRangeSlider->value();
if (start < 0) start = 0;
int end = currentPosition + ui->graphRangeSlider->value();
if (end >= frameCache.count()) end = frameCache.count() - 1;
if (ui->cbTimeGraph->isChecked())
{
if (secondsMode)
{
ui->graphView->xAxis->setRange(frameCache[start].timeStamp().microSeconds() / 1000000.0, frameCache[end].timeStamp().microSeconds() / 1000000.0);
/*
ui->graphView->xAxis->setTickStep((frameCache[end].timeStamp().microSeconds() - frameCache[start].timeStamp().microSeconds())/ 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().microSeconds(), frameCache[end].timeStamp().microSeconds());
/*
ui->graphView->xAxis->setTickStep((frameCache[end].timeStamp().microSeconds() - frameCache[start].timeStamp().microSeconds())/ 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();
}
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