Cabana: improve the BinaryView & fix known issues (#26409)

* fix flipping issue

* dragging up to create little endian signal

* transform between little & big endian

* complete selection functions

* scroll to top after msg updated

* remove empty line

* cleanup code

* remove extra semicolon

* fix indentation

* minmax

* dont select hex column

* create msg if not existed
old-commit-hash: b320ac6c23
taco
Dean Lee 2 years ago committed by GitHub
parent b7b827bdd2
commit e48e9b30f0
  1. 141
      tools/cabana/binaryview.cc
  2. 14
      tools/cabana/binaryview.h
  3. 6
      tools/cabana/dbcmanager.cc
  4. 2
      tools/cabana/dbcmanager.h
  5. 32
      tools/cabana/detailwidget.cc
  6. 2
      tools/cabana/detailwidget.h
  7. 14
      tools/cabana/signaledit.cc

@ -13,6 +13,10 @@
const int CELL_HEIGHT = 26;
inline int get_bit_index(const QModelIndex &index, bool little_endian) {
return index.row() * 8 + (little_endian ? 7 - index.column() : index.column());
}
BinaryView::BinaryView(QWidget *parent) : QTableView(parent) {
model = new BinaryViewModel(this);
setModel(model);
@ -37,31 +41,49 @@ void BinaryView::highlight(const Signal *sig) {
}
void BinaryView::setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags flags) {
QModelIndex tl = indexAt({qMin(rect.left(), rect.right()), qMin(rect.top(), rect.bottom())});
QModelIndex br = indexAt({qMax(rect.left(), rect.right()), qMax(rect.top(), rect.bottom())});
if (!tl.isValid() || !br.isValid())
auto index = indexAt(viewport()->mapFromGlobal(QCursor::pos()));
if (!anchor_index.isValid() || !index.isValid())
return;
if (tl < anchor_index) {
br = anchor_index;
} else if (anchor_index < br) {
tl = anchor_index;
}
QItemSelection selection;
auto [tl, br] = std::minmax(anchor_index, index);
if ((resize_sig && resize_sig->is_little_endian) || (!resize_sig && index < anchor_index)) {
// little_endian selection
if (tl.row() == br.row()) {
selection.merge({model->index(tl.row(), tl.column()), model->index(tl.row(), br.column())}, flags);
} else {
for (int row = tl.row(); row <= br.row(); ++row) {
int left_col = (row == br.row()) ? br.column() : 0;
int right_col = (row == tl.row()) ? tl.column() : 7;
selection.merge({model->index(row, left_col), model->index(row, right_col)}, flags);
}
}
} else {
// big endian selection
for (int row = tl.row(); row <= br.row(); ++row) {
int left_col = (row == tl.row()) ? tl.column() : 0;
int right_col = (row == br.row()) ? br.column() : 7;
selection.merge({model->index(row, left_col), model->index(row, right_col)}, flags);
}
}
selectionModel()->select(selection, flags);
}
void BinaryView::mousePressEvent(QMouseEvent *event) {
delegate->setSelectionColor(style()->standardPalette().color(QPalette::Active, QPalette::Highlight));
anchor_index = indexAt(event->pos());
if (getResizingSignal() != nullptr) {
if (auto index = indexAt(event->pos()); index.isValid() && index.column() != 8) {
anchor_index = index;
auto item = (const BinaryViewModel::Item *)anchor_index.internalPointer();
if (item && item->sigs.size() > 0) {
int bit_idx = get_bit_index(anchor_index, true);
for (auto s : item->sigs) {
if (bit_idx == s->lsb || bit_idx == s->msb) {
resize_sig = s;
delegate->setSelectionColor(item->bg_color);
break;
}
}
}
}
QTableView::mousePressEvent(event);
}
@ -80,23 +102,35 @@ void BinaryView::mouseMoveEvent(QMouseEvent *event) {
void BinaryView::mouseReleaseEvent(QMouseEvent *event) {
QTableView::mouseReleaseEvent(event);
if (auto indexes = selectedIndexes(); !indexes.isEmpty()) {
int from = indexes.first().row() * 8 + indexes.first().column();
int to = indexes.back().row() * 8 + indexes.back().column();
if (auto sig = getResizingSignal()) {
auto [sig_from, sig_to] = getSignalRange(sig);
if (from >= sig_from && to <= sig_to) { // reduce size
emit(from == sig_from ? resizeSignal(sig, std::min(to + 1, sig_to), sig_to)
: resizeSignal(sig, sig_from, std::max(from - 1, sig_from)));
} else { // increase size
emit resizeSignal(sig, std::min(from, sig_from), std::max(to, sig_to));
auto release_index = indexAt(event->pos());
if (release_index.isValid() && anchor_index.isValid()) {
if (release_index.column() == 8) {
release_index = model->index(release_index.row(), 7);
}
bool little_endian = (resize_sig && resize_sig->is_little_endian) || (!resize_sig && release_index < anchor_index);
int release_bit_idx = get_bit_index(release_index, little_endian);
int archor_bit_idx = get_bit_index(anchor_index, little_endian);
if (resize_sig) {
auto [sig_from, sig_to] = getSignalRange(resize_sig);
int start_bit, end_bit;
if (archor_bit_idx == sig_from) {
std::tie(start_bit, end_bit) = std::minmax(release_bit_idx, sig_to);
if (start_bit >= sig_from && start_bit <= sig_to)
start_bit = std::min(start_bit + 1, sig_to);
} else {
emit addSignal(from, to);
std::tie(start_bit, end_bit) = std::minmax(release_bit_idx, sig_from);
if (end_bit >= sig_from && end_bit <= sig_to)
end_bit = std::max(end_bit - 1, sig_from);
}
emit resizeSignal(resize_sig, start_bit, end_bit - start_bit + 1);
} else {
auto [sart_bit, end_bit] = std::minmax(archor_bit_idx, release_bit_idx);
emit addSignal(sart_bit, end_bit - sart_bit + 1, little_endian);
}
clearSelection();
}
clearSelection();
anchor_index = QModelIndex();
resize_sig = nullptr;
}
void BinaryView::leaveEvent(QEvent *event) {
@ -107,34 +141,17 @@ void BinaryView::leaveEvent(QEvent *event) {
void BinaryView::setMessage(const QString &message_id) {
model->setMessage(message_id);
clearSelection();
anchor_index = QModelIndex();
resize_sig = nullptr;
hovered_sig = nullptr;
updateState();
}
const Signal *BinaryView::getResizingSignal() const {
if (anchor_index.isValid()) {
auto item = (const BinaryViewModel::Item *)anchor_index.internalPointer();
if (item && item->sigs.size() > 0) {
int archor_pos = anchor_index.row() * 8 + anchor_index.column();
for (auto s : item->sigs) {
auto [sig_from, sig_to] = getSignalRange(s);
if (archor_pos == sig_from || archor_pos == sig_to)
return s;
}
}
}
return nullptr;
}
QSet<const Signal *> BinaryView::getOverlappingSignals() const {
QSet<const Signal *> overlapping;
for (int i = 0; i < model->rowCount(); ++i) {
for (int j = 0; j < model->columnCount() - 1; ++j) {
auto item = (const BinaryViewModel::Item *)model->index(i, j).internalPointer();
if (item && item->sigs.size() > 1) {
for (auto s : item->sigs)
overlapping.insert(s);
}
}
for (auto &item : model->items) {
if (item.sigs.size() > 1)
for (auto s : item.sigs) overlapping += s;
}
return overlapping;
}
@ -142,53 +159,37 @@ QSet<const Signal *> BinaryView::getOverlappingSignals() const {
// BinaryViewModel
void BinaryViewModel::setMessage(const QString &message_id) {
msg_id = message_id;
beginResetModel();
msg_id = message_id;
items.clear();
row_count = 0;
dbc_msg = dbc()->msg(msg_id);
if (dbc_msg) {
if ((dbc_msg = dbc()->msg(msg_id))) {
row_count = dbc_msg->size;
items.resize(row_count * column_count);
for (int i = 0; i < dbc_msg->sigs.size(); ++i) {
const auto &sig = dbc_msg->sigs[i];
auto [start, end] = getSignalRange(&sig);
for (int j = start; j <= end; ++j) {
int idx = column_count * (j / 8) + j % 8;
int bit_index = sig.is_little_endian ? bigEndianBitIndex(j) : j;
int idx = column_count * (bit_index / 8) + bit_index % 8;
if (idx >= items.size()) {
qWarning() << "signal " << sig.name.c_str() << "out of bounds.start_bit:" << sig.start_bit << "size:" << sig.size;
break;
}
if (j == start) {
sig.is_little_endian ? items[idx].is_lsb = true : items[idx].is_msb = true;
} else if (j == end) {
sig.is_little_endian ? items[idx].is_msb = true : items[idx].is_lsb = true;
}
if (j == start) sig.is_little_endian ? items[idx].is_lsb = true : items[idx].is_msb = true;
if (j == end) sig.is_little_endian ? items[idx].is_msb = true : items[idx].is_lsb = true;
items[idx].bg_color = getColor(i);
items[idx].sigs.push_back(&dbc_msg->sigs[i]);
items[idx].sigs.push_back(&sig);
}
}
} else {
row_count = can->lastMessage(msg_id).dat.size();
items.resize(row_count * column_count);
}
endResetModel();
}
QModelIndex BinaryViewModel::index(int row, int column, const QModelIndex &parent) const {
return createIndex(row, column, (void *)&items[row * column_count + column]);
}
Qt::ItemFlags BinaryViewModel::flags(const QModelIndex &index) const {
return (index.column() == column_count - 1) ? Qt::ItemIsEnabled : Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
void BinaryViewModel::updateState() {
auto prev_items = items;
const auto &binary = can->lastMessage(msg_id).dat;
// data size may changed.
if (!dbc_msg && binary.size() != row_count) {
@ -198,7 +199,6 @@ void BinaryViewModel::updateState() {
items.resize(row_count * column_count);
endResetModel();
}
char hex[3] = {'\0'};
for (int i = 0; i < std::min(binary.size(), row_count); ++i) {
for (int j = 0; j < column_count - 1; ++j) {
@ -248,9 +248,8 @@ void BinaryItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &op
BinaryView *bin_view = (BinaryView *)parent();
painter->save();
bool hover = std::find_if(item->sigs.begin(), item->sigs.end(), [=](auto s) { return s == bin_view->hoveredSignal(); }) !=
item->sigs.end();
// background
bool hover = item->sigs.contains(bin_view->hoveredSignal());
QColor bg_color = hover ? hoverColor(item->bg_color) : item->bg_color;
if (option.state & QStyle::State_Selected) {
bg_color = selection_color;

@ -28,12 +28,16 @@ public:
BinaryViewModel(QObject *parent) : QAbstractTableModel(parent) {}
void setMessage(const QString &message_id);
void updateState();
Qt::ItemFlags flags(const QModelIndex &index) const;
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const { return {}; }
int rowCount(const QModelIndex &parent = QModelIndex()) const override { return row_count; }
int columnCount(const QModelIndex &parent = QModelIndex()) const override { return column_count; }
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override {
return createIndex(row, column, (void *)&items[row * column_count + column]);
}
Qt::ItemFlags flags(const QModelIndex &index) const override {
return (index.column() == column_count - 1) ? Qt::ItemIsEnabled : Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
struct Item {
QColor bg_color = QColor(Qt::white);
@ -42,13 +46,13 @@ public:
QString val = "0";
QList<const Signal *> sigs;
};
std::vector<Item> items;
private:
QString msg_id;
const Msg *dbc_msg;
int row_count = 0;
const int column_count = 9;
std::vector<Item> items;
};
class BinaryView : public QTableView {
@ -64,7 +68,7 @@ public:
signals:
void signalHovered(const Signal *sig);
void addSignal(int from, int size);
void addSignal(int start_bit, int size, bool little_endian);
void resizeSignal(const Signal *sig, int from, int size);
private:
@ -73,10 +77,10 @@ private:
void mouseMoveEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void leaveEvent(QEvent *event) override;
const Signal *getResizingSignal() const;
QModelIndex anchor_index;
BinaryViewModel *model;
BinaryItemDelegate *delegate;
const Signal *resize_sig = nullptr;
const Signal *hovered_sig = nullptr;
};

@ -147,9 +147,9 @@ double get_raw_value(uint8_t *data, size_t data_size, const Signal &sig) {
return value;
}
void updateSigSizeParamsFromRange(Signal &s, int from, int to) {
s.start_bit = s.is_little_endian ? from : bigEndianBitIndex(from);
s.size = to - from + 1;
void updateSigSizeParamsFromRange(Signal &s, int start_bit, int size) {
s.start_bit = s.is_little_endian ? start_bit : bigEndianBitIndex(start_bit);
s.size = size;
if (s.is_little_endian) {
s.lsb = s.start_bit;
s.msb = s.start_bit + s.size - 1;

@ -49,7 +49,7 @@ private:
double get_raw_value(uint8_t *data, size_t data_size, const Signal &sig);
int bigEndianStartBitsIndex(int start_bit);
int bigEndianBitIndex(int index);
void updateSigSizeParamsFromRange(Signal &s, int from, int to);
void updateSigSizeParamsFromRange(Signal &s, int start_bit, int size);
std::pair<int, int> getSignalRange(const Signal *s);
DBCManager *dbc();
inline QString msgName(const QString &id, const char *def = "untitled") {

@ -130,15 +130,13 @@ void DetailWidget::setMessage(const QString &message_id) {
break;
}
}
msg_id = message_id;
if (index == -1) {
index = tabbar->addTab(message_id);
tabbar->setTabToolTip(index, msgName(message_id));
}
tabbar->setCurrentIndex(index);
msg_id = message_id;
dbcMsgChanged();
scroll->verticalScrollBar()->setValue(0);
}
void DetailWidget::dbcMsgChanged(int show_form_idx) {
@ -187,6 +185,7 @@ void DetailWidget::dbcMsgChanged(int show_form_idx) {
warning_label->setText(warnings.join('\n'));
warning_widget->setVisible(!warnings.isEmpty());
setUpdatesEnabled(true);
scroll->verticalScrollBar()->setValue(0);
}
void DetailWidget::updateState() {
@ -232,24 +231,34 @@ void DetailWidget::removeMsg() {
}
}
void DetailWidget::addSignal(int from, int to) {
if (auto msg = dbc()->msg(msg_id)) {
void DetailWidget::addSignal(int start_bit, int size, bool little_endian) {
auto msg = dbc()->msg(msg_id);
if (!msg) {
for (int i = 1; /**/; ++i) {
std::string name = "NEW_MSG_" + std::to_string(i);
auto it = std::find_if(dbc()->getDBC()->msgs.begin(), dbc()->getDBC()->msgs.end(), [&](auto &m) { return m.name == name; });
if (it == dbc()->getDBC()->msgs.end()) {
dbc()->updateMsg(msg_id, name.c_str(), can->lastMessage(msg_id).dat.size());
msg = dbc()->msg(msg_id);
break;
}
}
}
Signal sig = {};
for (int i = 1; /**/; ++i) {
sig.name = "NEW_SIGNAL_" + std::to_string(i);
auto it = std::find_if(msg->sigs.begin(), msg->sigs.end(), [&](auto &s) { return sig.name == s.name; });
if (it == msg->sigs.end()) break;
}
sig.is_little_endian = false,
updateSigSizeParamsFromRange(sig, from, to);
sig.is_little_endian = little_endian;
updateSigSizeParamsFromRange(sig, start_bit, size);
dbc()->addSignal(msg_id, sig);
dbcMsgChanged(msg->sigs.size() - 1);
}
}
void DetailWidget::resizeSignal(const Signal *sig, int from, int to) {
void DetailWidget::resizeSignal(const Signal *sig, int start_bit, int size) {
Signal s = *sig;
updateSigSizeParamsFromRange(s, from, to);
updateSigSizeParamsFromRange(s, start_bit, size);
saveSignal(sig, s);
}
@ -272,8 +281,7 @@ void DetailWidget::saveSignal(const Signal *sig, const Signal &new_sig) {
}
dbc()->updateSignal(msg_id, sig->name.c_str(), new_sig);
// update binary view and history log
updateState();
dbcMsgChanged();
}
void DetailWidget::removeSignal(const Signal *sig) {

@ -30,7 +30,7 @@ public:
private:
void updateChartState(const QString &id, const Signal *sig, bool opened);
void showTabBarContextMenu(const QPoint &pt);
void addSignal(int start_bit, int to);
void addSignal(int start_bit, int size, bool little_endian);
void resizeSignal(const Signal *sig, int from, int to);
void saveSignal(const Signal *sig, const Signal &new_sig);
void removeSignal(const Signal *sig);

@ -28,7 +28,6 @@ SignalForm::SignalForm(QWidget *parent) : QWidget(parent) {
endianness->addItems({"Little", "Big"});
form_layout->addRow(tr("Endianness"), endianness);
;
form_layout->addRow(tr("lsb"), lsb = new QLabel());
form_layout->addRow(tr("msb"), msb = new QLabel());
@ -130,7 +129,18 @@ void SignalEdit::saveSignal() {
s.offset = form->offset->text().toDouble();
s.factor = form->factor->text().toDouble();
s.is_signed = form->sign->currentIndex() == 0;
s.is_little_endian = form->endianness->currentIndex() == 0;
bool little_endian = form->endianness->currentIndex() == 0;
if (little_endian != s.is_little_endian) {
int start = std::floor(s.start_bit / 8);
if (little_endian) {
int end = std::floor((s.start_bit - s.size + 1) / 8);
s.start_bit = start == end ? s.start_bit - s.size + 1 : bigEndianStartBitsIndex(s.start_bit);
} else {
int end = std::floor((s.start_bit + s.size - 1) / 8);
s.start_bit = start == end ? s.start_bit + s.size - 1 : bigEndianBitIndex(s.start_bit);
}
s.is_little_endian = little_endian;
}
if (s.is_little_endian) {
s.lsb = s.start_bit;
s.msb = s.start_bit + s.size - 1;

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