897 lines
31 KiB
C++
897 lines
31 KiB
C++
#include "dbcsignaleditor.h"
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#include "ui_dbcsignaleditor.h"
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#include <QDateTime>
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#include <QDebug>
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#include <QMenu>
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#include <QSettings>
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#include <QRandomGenerator>
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#include <QMessageBox>
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#include <qevent.h>
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#include "helpwindow.h"
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DBCSignalEditor::DBCSignalEditor(QWidget *parent) :
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QDialog(parent),
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ui(new Ui::DBCSignalEditor)
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{
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ui->setupUi(this);
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readSettings();
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dbcHandler = DBCHandler::getReference();
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dbcMessage = nullptr;
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currentSignal = nullptr;
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inhibitMsgProc = false;
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QStringList headers2;
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headers2 << "Value" << "Text";
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ui->valuesTable->setColumnCount(2);
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ui->valuesTable->setColumnWidth(0, 200);
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ui->valuesTable->setColumnWidth(1, 440);
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ui->valuesTable->setHorizontalHeaderLabels(headers2);
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ui->valuesTable->horizontalHeader()->setStretchLastSection(true);
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ui->comboType->addItem("UNSIGNED INTEGER");
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ui->comboType->addItem("SIGNED INTEGER");
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ui->comboType->addItem("SINGLE PRECISION");
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ui->comboType->addItem("DOUBLE PRECISION");
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ui->comboType->addItem("STRING");
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ui->bitfield->setMode(GridMode::SIGNAL_VIEW);
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connect(ui->bitfield, SIGNAL(gridClicked(int)), this, SLOT(bitfieldLeftClicked(int)));
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connect(ui->bitfield, SIGNAL(gridRightClicked(int)), this, SLOT(bitfieldRightClicked(int)));
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connect(ui->valuesTable, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onCustomMenuValues(QPoint)));
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ui->valuesTable->setContextMenuPolicy(Qt::CustomContextMenu);
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connect(ui->valuesTable, SIGNAL(cellChanged(int,int)), this, SLOT(onValuesCellChanged(int,int)));
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//now with 100% more lambda expressions just to make it interesting (and shorter, and easier...)
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connect(ui->cbIntelFormat, &QCheckBox::toggled,
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[=]()
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{
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if (currentSignal == nullptr) return;
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if (currentSignal->intelByteOrder != ui->cbIntelFormat->isChecked())
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{
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dbcFile->setDirtyFlag();
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pushToUndoBuffer();
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currentSignal->intelByteOrder = ui->cbIntelFormat->isChecked();
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//fillSignalForm(currentSignal);
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refreshBitGrid();
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}
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});
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connect(ui->comboReceiver, &QComboBox::currentTextChanged,
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[=]()
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{
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if (currentSignal == nullptr) return;
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if (inhibitMsgProc) return;
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DBC_NODE *node = dbcFile->findNodeByName(ui->comboReceiver->currentText());
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if (currentSignal->receiver != node)
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{
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dbcFile->setDirtyFlag();
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pushToUndoBuffer();
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currentSignal->receiver = node;
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}
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});
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connect(ui->comboType, &QComboBox::currentTextChanged,
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[=]()
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{
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if (currentSignal == nullptr) return;
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switch (ui->comboType->currentIndex())
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{
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case 0:
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if (currentSignal->valType != UNSIGNED_INT)
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{
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pushToUndoBuffer();
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currentSignal->valType = UNSIGNED_INT;
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dbcFile->setDirtyFlag();
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fillSignalForm(currentSignal);
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}
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break;
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case 1:
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if (currentSignal->valType != SIGNED_INT)
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{
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pushToUndoBuffer();
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currentSignal->valType = SIGNED_INT;
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dbcFile->setDirtyFlag();
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fillSignalForm(currentSignal);
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}
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break;
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case 2:
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if (currentSignal->valType != SP_FLOAT)
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{
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pushToUndoBuffer();
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currentSignal->valType = SP_FLOAT;
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dbcFile->setDirtyFlag();
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if (dbcMessage) //if we have a good msg reference we can use it to get the # of bytes expected.
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{
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int maxBit = ((dbcMessage->len * 8) - 32 + 7);
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if (maxBit < 0) maxBit = 0;
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if (currentSignal->startBit > maxBit) currentSignal->startBit = maxBit;
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}
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else if (currentSignal->startBit > 39) currentSignal->startBit = 39;
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currentSignal->signalSize = 32;
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fillSignalForm(currentSignal);
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}
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break;
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case 3:
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if (currentSignal->valType != DP_FLOAT)
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{
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pushToUndoBuffer();
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currentSignal->valType = DP_FLOAT;
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dbcFile->setDirtyFlag();
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if (dbcMessage)
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{
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int maxBit = ((dbcMessage->len * 8) - 64 + 7);
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if (currentSignal->startBit > maxBit) currentSignal->startBit = maxBit;
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}
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else currentSignal->startBit = 7; //has to be!
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currentSignal->signalSize = 64;
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fillSignalForm(currentSignal);
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}
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break;
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case 4:
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if (currentSignal->valType != STRING)
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{
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pushToUndoBuffer();
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currentSignal->valType = STRING;
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dbcFile->setDirtyFlag();
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fillSignalForm(currentSignal);
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}
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break;
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}
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});
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connect(ui->txtBias, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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double temp;
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bool result;
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temp = ui->txtBias->text().toDouble(&result);
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if (result)
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{
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if (currentSignal->bias != temp)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->bias = temp;
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}
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}
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});
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connect(ui->txtMaxVal, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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double temp;
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bool result;
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temp = ui->txtMaxVal->text().toDouble(&result);
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if (result)
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{
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if (currentSignal->max != temp)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->max = temp;
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}
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}
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});
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connect(ui->txtMinVal, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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double temp;
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bool result;
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temp = ui->txtMinVal->text().toDouble(&result);
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if (result)
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{
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if (currentSignal->min != temp)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->min = temp;
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}
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}
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});
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connect(ui->txtScale, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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double temp;
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bool result;
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temp = ui->txtScale->text().toDouble(&result);
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if (result)
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{
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if (currentSignal->factor != temp)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->factor = temp;
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}
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}
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});
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connect(ui->txtComment, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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if (currentSignal->comment != ui->txtComment->text().simplified().replace(' ','_'))
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->comment = ui->txtComment->text().simplified().replace(' ', '_');
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emit updatedTreeInfo(currentSignal);
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}
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});
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connect(ui->txtUnitName, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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if (currentSignal->unitName != ui->txtUnitName->text().simplified().replace(' ','_'))
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->unitName = ui->txtUnitName->text().simplified().replace(' ', '_');
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}
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});
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connect(ui->txtBitLength, &QLineEdit::textChanged,
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[=]()
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{
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if (currentSignal == nullptr) return;
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int temp;
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temp = Utility::ParseStringToNum(ui->txtBitLength->text());
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if (temp < 1) return;
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if (dbcMessage)
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{
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if (temp > (int)(dbcMessage->len * 8)) return;
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}
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else if (temp > 64) return;
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if (currentSignal->valType == SP_FLOAT) temp = 32;
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if (currentSignal->valType == DP_FLOAT) temp = 64;
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if (currentSignal->signalSize != temp)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->signalSize = temp;
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//fillSignalForm(currentSignal);
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refreshBitGrid();
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}
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});
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connect(ui->txtName, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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QString tempNameStr = ui->txtName->text().simplified().replace(' ', '_');
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if (tempNameStr.length() == 0) return; //can't do that!
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if (currentSignal->name != tempNameStr)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->name = tempNameStr;
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refreshBitGrid();
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//need to update the tree too.
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emit updatedTreeInfo(currentSignal);
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}
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});
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connect(ui->txtMultiplexValues, &QLineEdit::editingFinished,
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[=]()
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{
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if (currentSignal == nullptr) return;
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int temp;
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if (currentSignal->multiplexDbcString(DBC_SIGNAL::MuxStringFormat_UI) != ui->txtMultiplexValues->text())
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{
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//TODO: could look up the multiplexor and ensure that the value is within a range that the multiplexor could return
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QString errorString;
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if (!currentSignal->parseDbcMultiplexUiString(ui->txtMultiplexValues->text(), errorString)) {
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QMessageBox::critical(this, tr("Error"), tr("The multiplex values field contains errors:\n%1").arg(errorString));
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} else {
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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}
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}
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});
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connect(ui->rbExtended, &QRadioButton::toggled,
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[=](bool state)
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{
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if (!currentSignal) return;
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if (!state) return; //we only need to handle the case where it is true
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//only do anything if this is different from the current state. It should be because we're in a toggle event but let's be sure
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if (!currentSignal->isMultiplexed || !currentSignal->isMultiplexor)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->isMultiplexed = true;
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currentSignal->isMultiplexor = true;
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//an extended multi signal cannot be the root multiplexor for a message so make sure to remove it if it was.
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if (dbcMessage->multiplexorSignal == currentSignal) dbcMessage->multiplexorSignal = nullptr;
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ui->txtMultiplexValues->setEnabled(currentSignal->isMultiplexed);
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ui->cbMultiplexParent->setEnabled(currentSignal->isMultiplexed);
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fillSignalForm(currentSignal);
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}
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});
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connect(ui->rbMultiplexed, &QRadioButton::toggled,
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[=](bool state)
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{
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if (!currentSignal) return;
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if (!state) return; //we only need to handle the case where it is true
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//only do anything if this is different from the current state. It should be because we're in a toggle event but let's be sure
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if (!currentSignal->isMultiplexed || currentSignal->isMultiplexor)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->isMultiplexed = true;
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currentSignal->isMultiplexor = false;
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//if the set multiplexor for the message was this signal then clear it
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if (dbcMessage->multiplexorSignal == currentSignal) dbcMessage->multiplexorSignal = nullptr;
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ui->txtMultiplexValues->setEnabled(currentSignal->isMultiplexed);
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ui->cbMultiplexParent->setEnabled(currentSignal->isMultiplexed);
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fillSignalForm(currentSignal);
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}
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});
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connect(ui->rbMultiplexor, &QRadioButton::toggled,
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[=](bool state)
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{
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if (!currentSignal) return;
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if (!state) return; //we only need to handle the case where it is true
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if (currentSignal->isMultiplexed || !currentSignal->isMultiplexor)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->isMultiplexed = false;
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currentSignal->isMultiplexor = true;
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//we just set that this is the multiplexor so update the message to show that as well.
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dbcMessage->multiplexorSignal = currentSignal;
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ui->txtMultiplexValues->setEnabled(currentSignal->isMultiplexed);
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ui->cbMultiplexParent->setEnabled(currentSignal->isMultiplexed);
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fillSignalForm(currentSignal);
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}
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});
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connect(ui->rbNotMulti, &QRadioButton::toggled,
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[=](bool state)
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{
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if (!currentSignal) return;
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if (!state) return; //we only need to handle the case where it is true
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if (currentSignal->isMultiplexed || currentSignal->isMultiplexor)
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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currentSignal->isMultiplexed = false;
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currentSignal->isMultiplexor = false;
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if (dbcMessage->multiplexorSignal == currentSignal) dbcMessage->multiplexorSignal = nullptr;
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ui->txtMultiplexValues->setEnabled(currentSignal->isMultiplexed);
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ui->cbMultiplexParent->setEnabled(currentSignal->isMultiplexed);
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fillSignalForm(currentSignal);
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}
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});
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connect(ui->cbMultiplexParent, &QComboBox::textActivated,
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[=]()
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{
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if (currentSignal == nullptr) return;
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if (inhibitMsgProc) return;
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//qDebug() << "Curr text: :" << ui->cbMultiplexParent->currentText();
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//try to look up the signal that we're set to now, remove this signal from existing children list
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//add it to this one, update this signal's parent multiplexor
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DBC_SIGNAL *newSig = dbcMessage->sigHandler->findSignalByName(ui->cbMultiplexParent->currentText());
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DBC_SIGNAL *oldParent = currentSignal->multiplexParent;
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if (newSig && oldParent && (newSig != oldParent))
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{
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pushToUndoBuffer();
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dbcFile->setDirtyFlag();
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oldParent->multiplexedChildren.removeOne(currentSignal);
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currentSignal->multiplexParent = newSig;
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newSig->multiplexedChildren.append(currentSignal);
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refreshBitGrid();
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emit updatedTreeInfo(currentSignal);
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}
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});
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installEventFilter(this);
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}
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DBCSignalEditor::~DBCSignalEditor()
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{
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removeEventFilter(this);
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delete ui;
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}
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void DBCSignalEditor::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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bool DBCSignalEditor::eventFilter(QObject *obj, QEvent *event)
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{
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if (event->type() == QEvent::KeyRelease) {
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QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
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switch (keyEvent->key())
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{
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case Qt::Key_F1:
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HelpWindow::getRef()->showHelp("signaleditor.md");
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break;
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case Qt::Key_Z:
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if (keyEvent->modifiers() == Qt::ControlModifier)
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{
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popFromUndoBuffer();
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}
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break;
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}
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return true;
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} else {
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// standard event processing
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return QObject::eventFilter(obj, event);
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}
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return false;
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}
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void DBCSignalEditor::setFileIdx(int idx)
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{
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if (idx < 0 || idx > dbcHandler->getFileCount() - 1) return;
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dbcFile = dbcHandler->getFileByIdx(idx);
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for (int x = 0; x < dbcFile->dbc_nodes.count(); x++)
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{
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ui->comboReceiver->addItem(dbcFile->dbc_nodes[x].name);
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}
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}
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void DBCSignalEditor::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("DBCSignalEditor/WindowSize", QSize(1000, 600)).toSize());
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move(Utility::constrainedWindowPos(settings.value("DBCSignalEditor/WindowPos", QPoint(100, 100)).toPoint()));
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}
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}
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void DBCSignalEditor::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("DBCSignalEditor/WindowSize", size());
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settings.setValue("DBCSignalEditor/WindowPos", pos());
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}
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}
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void DBCSignalEditor::setMessageRef(DBC_MESSAGE *msg)
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{
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dbcMessage = msg;
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}
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void DBCSignalEditor::setSignalRef(DBC_SIGNAL *sig)
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{
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currentSignal = sig;
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}
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void DBCSignalEditor::showEvent(QShowEvent* event)
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{
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QDialog::showEvent(event);
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fillSignalForm(currentSignal);
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fillValueTable(currentSignal);
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}
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void DBCSignalEditor::refreshView()
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{
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fillSignalForm(currentSignal);
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fillValueTable(currentSignal);
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}
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void DBCSignalEditor::onValuesCellChanged(int row,int col)
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{
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if (inhibitCellChanged) return;
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if (row == ui->valuesTable->rowCount() - 1)
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{
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DBC_VAL_ENUM_ENTRY newVal;
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newVal.value = 0;
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newVal.descript = "No Description";
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currentSignal->valList.append(newVal);
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qDebug() << "Created new entry in value list";
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//QTableWidgetItem *widgetVal = new QTableWidgetItem(QString::number(newVal.value));
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//ui->valuesTable->setItem(row, 0, widgetVal);
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//QTableWidgetItem *widgetDesc = new QTableWidgetItem(newVal.descript);
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//ui->valuesTable->setItem(row, 1, widgetDesc);
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//add the blank at the end again
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ui->valuesTable->insertRow(ui->valuesTable->rowCount());
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}
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if (col == 0)
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{
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currentSignal->valList[row].value = Utility::ParseStringToNum(ui->valuesTable->item(row, col)->text());
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}
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else if (col == 1)
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{
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currentSignal->valList[row].descript = ui->valuesTable->item(row, col)->text().simplified().replace(' ', '_');
|
|
}
|
|
}
|
|
|
|
void DBCSignalEditor::onCustomMenuValues(QPoint point)
|
|
{
|
|
QMenu *menu = new QMenu(this);
|
|
menu->setAttribute(Qt::WA_DeleteOnClose);
|
|
|
|
menu->addAction(tr("Delete currently selected value"), this, SLOT(deleteCurrentValue()));
|
|
|
|
menu->popup(ui->valuesTable->mapToGlobal(point));
|
|
}
|
|
|
|
void DBCSignalEditor::deleteCurrentValue()
|
|
{
|
|
int currIdx = ui->valuesTable->currentRow();
|
|
if (currIdx > -1)
|
|
{
|
|
ui->valuesTable->removeRow(currIdx);
|
|
currentSignal->valList.removeAt(currIdx);
|
|
}
|
|
}
|
|
|
|
/* fillSignalForm also handles group "enabled" state */
|
|
/* WARNING: fillSignalForm can be called recursively since it is in the listener of cbIntelFormat */
|
|
void DBCSignalEditor::fillSignalForm(DBC_SIGNAL *sig)
|
|
{
|
|
//sanity checks
|
|
if (!dbcMessage) return;
|
|
if (!dbcMessage->sigHandler) return;
|
|
|
|
inhibitMsgProc = true;
|
|
|
|
if (sig == nullptr) {
|
|
//ui->groupBox->setEnabled(false);
|
|
ui->txtName->setText("");
|
|
ui->txtBias->setText("");
|
|
ui->txtBitLength->setText("");
|
|
ui->txtComment->setText("");
|
|
ui->txtMaxVal->setText("");
|
|
ui->txtMinVal->setText("");
|
|
ui->txtScale->setText("");
|
|
ui->txtUnitName->setText("");
|
|
ui->txtMultiplexValues->setText("");
|
|
ui->rbMultiplexed->setChecked(false);
|
|
ui->rbMultiplexor->setChecked(false);
|
|
ui->rbNotMulti->setChecked(true);
|
|
ui->comboReceiver->setCurrentIndex(0);
|
|
ui->comboType->setCurrentIndex(0);
|
|
inhibitMsgProc = false;
|
|
return;
|
|
}
|
|
|
|
/* we have a signal */
|
|
//ui->groupBox->setEnabled(true);
|
|
|
|
ui->txtName->setText(sig->name);
|
|
ui->txtBias->setText(QString::number(sig->bias));
|
|
ui->txtBitLength->setText(QString::number(sig->signalSize));
|
|
ui->txtMultiplexValues->setText(sig->multiplexDbcString(DBC_SIGNAL::MuxStringFormat_UI));
|
|
ui->txtComment->setText(sig->comment);
|
|
ui->txtMaxVal->setText(QString::number(sig->max));
|
|
ui->txtMinVal->setText(QString::number(sig->min));
|
|
ui->txtScale->setText(QString::number(sig->factor));
|
|
ui->txtUnitName->setText(sig->unitName);
|
|
if (sig->isMultiplexed && sig->isMultiplexor)
|
|
{
|
|
ui->rbMultiplexed->setChecked(false);
|
|
ui->rbMultiplexor->setChecked(false);
|
|
ui->rbNotMulti->setChecked(false);
|
|
ui->rbExtended->setChecked(true);
|
|
}
|
|
else
|
|
{
|
|
ui->rbMultiplexed->setChecked(sig->isMultiplexed);
|
|
ui->rbMultiplexor->setChecked(sig->isMultiplexor);
|
|
ui->rbNotMulti->setChecked( !(sig->isMultiplexor | sig->isMultiplexed) );
|
|
}
|
|
qDebug() << sig->isMultiplexor << "*" << sig->isMultiplexed;
|
|
|
|
ui->cbMultiplexParent->clear();
|
|
|
|
int numSigs = dbcMessage->sigHandler->getCount();
|
|
for (int i = 0; i < numSigs; i++)
|
|
{
|
|
DBC_SIGNAL *sig_iter = dbcMessage->sigHandler->findSignalByIdx(i);
|
|
if (sig_iter && sig_iter->isMultiplexor && (sig_iter != sig))
|
|
{
|
|
//only add this entry if there are no other entries with that name yet
|
|
if (ui->cbMultiplexParent->findText(sig_iter->name) == -1)
|
|
ui->cbMultiplexParent->addItem(sig_iter->name);
|
|
if (sig->multiplexParent == sig_iter) ui->cbMultiplexParent->setCurrentIndex(ui->cbMultiplexParent->count() - 1);
|
|
}
|
|
}
|
|
|
|
ui->txtMultiplexValues->setEnabled(sig->isMultiplexed);
|
|
ui->cbMultiplexParent->setEnabled(sig->isMultiplexed);
|
|
|
|
ui->cbIntelFormat->setChecked(sig->intelByteOrder);
|
|
|
|
switch (sig->valType)
|
|
{
|
|
case UNSIGNED_INT:
|
|
ui->comboType->setCurrentIndex(0);
|
|
break;
|
|
case SIGNED_INT:
|
|
ui->comboType->setCurrentIndex(1);
|
|
break;
|
|
case SP_FLOAT:
|
|
ui->comboType->setCurrentIndex(2);
|
|
break;
|
|
case DP_FLOAT:
|
|
ui->comboType->setCurrentIndex(3);
|
|
break;
|
|
case STRING:
|
|
ui->comboType->setCurrentIndex(4);
|
|
break;
|
|
}
|
|
|
|
for (int i = 0; i < ui->comboReceiver->count(); i++)
|
|
{
|
|
if (ui->comboReceiver->itemText(i) == sig->receiver->name)
|
|
{
|
|
ui->comboReceiver->setCurrentIndex(i);
|
|
break;
|
|
}
|
|
}
|
|
|
|
refreshBitGrid();
|
|
|
|
inhibitMsgProc = false;
|
|
}
|
|
|
|
void DBCSignalEditor::refreshBitGrid()
|
|
{
|
|
unsigned char bitpattern[64];
|
|
|
|
memset(bitpattern, 0, 64); //clear it out
|
|
ui->bitfield->setReference(bitpattern, false);
|
|
ui->bitfield->updateData(bitpattern, true);
|
|
|
|
ui->bitfield->clearSignalNames();
|
|
for (int x = 0; x < dbcMessage->sigHandler->getCount(); x++)
|
|
{
|
|
DBC_SIGNAL *sig = dbcMessage->sigHandler->findSignalByIdx(x);
|
|
//only set a signal name for signals which match multiplexparent with our currentsignal
|
|
if (!sig->multiplexParent || ((sig->multiplexParent == currentSignal->multiplexParent) && (sig->multiplexesIdenticalToSignal(currentSignal)) ))
|
|
{
|
|
ui->bitfield->setSignalNames(x, sig->name);
|
|
//qDebug() << sig->name << sig->multiplexParent;
|
|
}
|
|
}
|
|
|
|
generateUsedBits();
|
|
memset(bitpattern, 0, 64); //clear it out first.
|
|
|
|
int startBit, endBit;
|
|
|
|
startBit = currentSignal->startBit;
|
|
|
|
bitpattern[startBit / 8] |= 1 << (startBit % 8); //make the start bit a different color to set it apart
|
|
ui->bitfield->setReference(bitpattern, false);
|
|
|
|
if (currentSignal->intelByteOrder)
|
|
{
|
|
endBit = startBit + currentSignal->signalSize - 1;
|
|
if (startBit < 0) startBit = 0;
|
|
if (endBit > 511) endBit = 511;
|
|
for (int y = startBit; y <= endBit; y++)
|
|
{
|
|
int byt = y / 8;
|
|
bitpattern[byt] |= 1 << (y % 8);
|
|
}
|
|
}
|
|
else //big endian / motorola format
|
|
{
|
|
//much more irritating than the intel version...
|
|
int size = currentSignal->signalSize;
|
|
while (size > 0)
|
|
{
|
|
int byt = startBit / 8;
|
|
bitpattern[byt] |= 1 << (startBit % 8);
|
|
size--;
|
|
if ((startBit % 8) == 0) startBit += 15;
|
|
else startBit--;
|
|
if (startBit > 511) startBit = 511;
|
|
}
|
|
}
|
|
|
|
ui->bitfield->updateData(bitpattern, true);
|
|
|
|
}
|
|
|
|
/* fillValueTable also handles "enabled" state */
|
|
void DBCSignalEditor::fillValueTable(DBC_SIGNAL *sig)
|
|
{
|
|
int rowIdx;
|
|
|
|
inhibitCellChanged = true;
|
|
|
|
ui->valuesTable->clearContents();
|
|
ui->valuesTable->setRowCount(0);
|
|
|
|
if (sig == nullptr) {
|
|
ui->valuesTable->setEnabled(false);
|
|
inhibitCellChanged = false;
|
|
return;
|
|
}
|
|
|
|
ui->valuesTable->setEnabled(true);
|
|
|
|
for (int i = 0; i < sig->valList.count(); i++)
|
|
{
|
|
QTableWidgetItem *val = new QTableWidgetItem(Utility::formatNumber((uint64_t)sig->valList[i].value));
|
|
QTableWidgetItem *desc = new QTableWidgetItem(sig->valList[i].descript);
|
|
rowIdx = ui->valuesTable->rowCount();
|
|
ui->valuesTable->insertRow(rowIdx);
|
|
ui->valuesTable->setItem(rowIdx, 0, val);
|
|
ui->valuesTable->setItem(rowIdx, 1, desc);
|
|
}
|
|
|
|
//Add a blank row at the end to allow for adding records easily
|
|
ui->valuesTable->insertRow(ui->valuesTable->rowCount());
|
|
|
|
inhibitCellChanged = false;
|
|
}
|
|
|
|
//Left clicking the grid sets the "starting bit" for the current signal
|
|
void DBCSignalEditor::bitfieldLeftClicked(int bit)
|
|
{
|
|
if (currentSignal == nullptr) return;
|
|
|
|
pushToUndoBuffer();
|
|
currentSignal->startBit = bit;
|
|
if (currentSignal->valType == SP_FLOAT)
|
|
{
|
|
if (dbcMessage)
|
|
{
|
|
int maxBit = ((dbcMessage->len * 8) - 32 + 7);
|
|
if (maxBit < 0) maxBit = 0;
|
|
if (currentSignal->startBit > maxBit) currentSignal->startBit = maxBit;
|
|
}
|
|
else if (currentSignal->startBit > 31) currentSignal->startBit = 39;
|
|
}
|
|
|
|
if (currentSignal->valType == DP_FLOAT)
|
|
{
|
|
if (dbcMessage)
|
|
{
|
|
int maxBit = ((dbcMessage->len * 8) - 64 + 7);
|
|
if (maxBit < 0) maxBit = 0;
|
|
if (currentSignal->startBit > maxBit) currentSignal->startBit = maxBit;
|
|
}
|
|
else currentSignal->startBit = 7;
|
|
}
|
|
fillSignalForm(currentSignal);
|
|
}
|
|
|
|
//Right clicking the grid starts editing on whichever signal currently "owns" that bit.
|
|
//If there is no other signal then nothing happens (right now).
|
|
//Would be possible to create a new signal in that case
|
|
void DBCSignalEditor::bitfieldRightClicked(int bit)
|
|
{
|
|
//will return -1 if there is no signal there. Otherwise, returns signal number
|
|
//which is quite luckily also the index into the signal handler table
|
|
int sigNum = ui->bitfield->getUsedSignalNum(bit);
|
|
if (sigNum < 0) return;
|
|
|
|
pushToUndoBuffer(); // undo to resume editing the previous signal
|
|
|
|
currentSignal = dbcMessage->sigHandler->findSignalByIdx(sigNum);
|
|
|
|
if (currentSignal)
|
|
{
|
|
fillSignalForm(currentSignal);
|
|
fillValueTable(currentSignal);
|
|
}
|
|
}
|
|
|
|
|
|
void DBCSignalEditor::generateUsedBits()
|
|
{
|
|
uint8_t usedBits[64];
|
|
int startBit, endBit;
|
|
|
|
memset(usedBits, 0, 64);
|
|
|
|
if (!dbcMessage || !dbcMessage->sigHandler) return;
|
|
|
|
for (int x = 0; x < dbcMessage->sigHandler->getCount(); x++)
|
|
{
|
|
DBC_SIGNAL *sig = dbcMessage->sigHandler->findSignalByIdx(x);
|
|
|
|
//only pay attention to this signal if it's multiplexParent matches currentSignal or is null
|
|
|
|
if (sig->multiplexParent)
|
|
{
|
|
if (sig->multiplexParent != currentSignal->multiplexParent) continue; //go thee away!
|
|
if (!sig->multiplexesIdenticalToSignal(currentSignal)) continue; //buzz off
|
|
}
|
|
startBit = sig->startBit;
|
|
|
|
if (sig->intelByteOrder)
|
|
{
|
|
endBit = startBit + sig->signalSize - 1;
|
|
if (startBit < 0) startBit = 0;
|
|
int maxBit = (dbcMessage->len * 8) - 1;
|
|
if (endBit > maxBit) endBit = maxBit;
|
|
for (int y = startBit; y <= endBit; y++)
|
|
{
|
|
int byt = y / 8;
|
|
usedBits[byt] |= 1 << (y % 8);
|
|
ui->bitfield->setUsedSignalNum(y, x);
|
|
}
|
|
}
|
|
else //big endian / motorola format
|
|
{
|
|
//much more irritating than the intel version...
|
|
int size = sig->signalSize;
|
|
while (size > 0)
|
|
{
|
|
int byt = startBit / 8;
|
|
usedBits[byt] |= 1 << (startBit % 8);
|
|
ui->bitfield->setUsedSignalNum(startBit, x);
|
|
size--;
|
|
if ((startBit % 8) == 0) startBit += 15;
|
|
else startBit--;
|
|
int maxBit = (dbcMessage->len * 8) - 1;
|
|
if (startBit > maxBit) startBit = maxBit;
|
|
}
|
|
}
|
|
}
|
|
ui->bitfield->setUsed(usedBits, false);
|
|
ui->bitfield->setBytesToDraw(dbcMessage->len);
|
|
}
|
|
|
|
//Copy the current signal in its entirety to the undo buffer. Just for safe keeping
|
|
//Called before an edit is done to save the state so we can revert if necessary
|
|
void DBCSignalEditor::pushToUndoBuffer()
|
|
{
|
|
if (!currentSignal) return;
|
|
//store a copy of the pointer so that if we need to pop we can pop to the proper place
|
|
currentSignal->self = currentSignal;
|
|
undoBuffer.append(*currentSignal); //save the whole thing
|
|
qDebug() << "Pushing to undo buffer";
|
|
}
|
|
|
|
//Pop the last copy of a signal from the stack and begin editing it
|
|
void DBCSignalEditor::popFromUndoBuffer()
|
|
{
|
|
if (undoBuffer.empty())
|
|
{
|
|
dbcFile->clearDirtyFlag(); //TODO: Don't do this. Implement per-item dirty flags.
|
|
qDebug() << "Undo buffer empty";
|
|
return; //can't pop if there are no stored entries!
|
|
}
|
|
qDebug() << "Popping undo buffer";
|
|
DBC_SIGNAL sig = undoBuffer.back();
|
|
undoBuffer.pop_back();
|
|
currentSignal = sig.self; //restore the pointer
|
|
*currentSignal = sig; //write the contents into the memory pointed to
|
|
|
|
fillSignalForm(currentSignal);
|
|
fillValueTable(currentSignal);
|
|
}
|