View::View(SigSession &session, QWidget *parent) :
QAbstractScrollArea(parent),
- _session(session),
- _viewport(new Viewport(*this)),
- _ruler(new Ruler(*this)),
- _cursorheader(new CursorHeader(*this)),
- _header(new Header(*this)),
- _scale(1e-6),
- _offset(0),
- _v_offset(0),
- _updating_scroll(false),
- _show_cursors(false),
- _cursors(*this),
- _hover_point(-1, -1)
+ session_(session),
+ viewport_(new Viewport(*this)),
+ ruler_(new Ruler(*this)),
+ cursorheader_(new CursorHeader(*this)),
+ header_(new Header(*this)),
+ scale_(1e-6),
+ offset_(0),
+ v_offset_(0),
+ updating_scroll_(false),
+ show_cursors_(false),
+ cursors_(*this),
+ hover_point_(-1, -1)
{
connect(horizontalScrollBar(), SIGNAL(valueChanged(int)),
this, SLOT(h_scroll_value_changed(int)));
connect(verticalScrollBar(), SIGNAL(valueChanged(int)),
this, SLOT(v_scroll_value_changed(int)));
- connect(&_session, SIGNAL(signals_changed()),
+ connect(&session_, SIGNAL(signals_changed()),
this, SLOT(signals_changed()));
- connect(&_session, SIGNAL(capture_state_changed(int)),
+ connect(&session_, SIGNAL(capture_state_changed(int)),
this, SLOT(data_updated()));
- connect(&_session, SIGNAL(data_received()),
+ connect(&session_, SIGNAL(data_received()),
this, SLOT(data_updated()));
- connect(&_session, SIGNAL(frame_ended()),
+ connect(&session_, SIGNAL(frame_ended()),
this, SLOT(data_updated()));
- connect(_cursors.first().get(), SIGNAL(time_changed()),
+ connect(cursors_.first().get(), SIGNAL(time_changed()),
this, SLOT(marker_time_changed()));
- connect(_cursors.second().get(), SIGNAL(time_changed()),
+ connect(cursors_.second().get(), SIGNAL(time_changed()),
this, SLOT(marker_time_changed()));
- connect(_header, SIGNAL(signals_moved()),
+ connect(header_, SIGNAL(signals_moved()),
this, SLOT(on_signals_moved()));
- connect(_header, SIGNAL(selection_changed()),
- _cursorheader, SLOT(clear_selection()));
- connect(_cursorheader, SIGNAL(selection_changed()),
- _header, SLOT(clear_selection()));
+ connect(header_, SIGNAL(selection_changed()),
+ cursorheader_, SLOT(clear_selection()));
+ connect(cursorheader_, SIGNAL(selection_changed()),
+ header_, SLOT(clear_selection()));
- connect(_header, SIGNAL(selection_changed()),
+ connect(header_, SIGNAL(selection_changed()),
this, SIGNAL(selection_changed()));
- connect(_cursorheader, SIGNAL(selection_changed()),
+ connect(cursorheader_, SIGNAL(selection_changed()),
this, SIGNAL(selection_changed()));
connect(this, SIGNAL(hover_point_changed()),
this, SLOT(on_hover_point_changed()));
- connect(&_lazy_event_handler, SIGNAL(timeout()),
+ connect(&lazy_event_handler_, SIGNAL(timeout()),
this, SLOT(process_sticky_events()));
- _lazy_event_handler.setSingleShot(true);
+ lazy_event_handler_.setSingleShot(true);
- setViewport(_viewport);
+ setViewport(viewport_);
- _viewport->installEventFilter(this);
- _ruler->installEventFilter(this);
- _cursorheader->installEventFilter(this);
- _header->installEventFilter(this);
+ viewport_->installEventFilter(this);
+ ruler_->installEventFilter(this);
+ cursorheader_->installEventFilter(this);
+ header_->installEventFilter(this);
// Trigger the initial event manually. The default device has signals
// which were created before this object came into being
signals_changed();
// make sure the transparent widgets are on the top
- _cursorheader->raise();
- _header->raise();
+ cursorheader_->raise();
+ header_->raise();
}
SigSession& View::session()
{
- return _session;
+ return session_;
}
const SigSession& View::session() const
{
- return _session;
+ return session_;
}
View* View::view()
Viewport* View::viewport()
{
- return _viewport;
+ return viewport_;
}
const Viewport* View::viewport() const
{
- return _viewport;
+ return viewport_;
}
double View::scale() const
{
- return _scale;
+ return scale_;
}
double View::offset() const
{
- return _offset;
+ return offset_;
}
int View::owner_visual_v_offset() const
{
- return -_v_offset;
+ return -v_offset_;
}
unsigned int View::depth() const
void View::zoom(double steps)
{
- zoom(steps, _viewport->width() / 2);
+ zoom(steps, viewport_->width() / 2);
}
void View::zoom(double steps, int offset)
{
- set_zoom(_scale * pow(3.0/2.0, -steps), offset);
+ set_zoom(scale_ * pow(3.0/2.0, -steps), offset);
}
void View::zoom_fit()
if (delta < 1e-12)
return;
- assert(_viewport);
- const int w = _viewport->width();
+ assert(viewport_);
+ const int w = viewport_->width();
if (w <= 0)
return;
if (samplerate == 0.0)
return;
- assert(_viewport);
- const int w = _viewport->width();
+ assert(viewport_);
+ const int w = viewport_->width();
if (w <= 0)
return;
void View::set_scale_offset(double scale, double offset)
{
- _scale = scale;
- _offset = offset;
+ scale_ = scale;
+ offset_ = offset;
update_scroll();
- _ruler->update();
- _cursorheader->update();
- _viewport->update();
+ ruler_->update();
+ cursorheader_->update();
+ viewport_->update();
scale_offset_changed();
}
bool View::cursors_shown() const
{
- return _show_cursors;
+ return show_cursors_;
}
void View::show_cursors(bool show)
{
- _show_cursors = show;
- _cursorheader->update();
- _viewport->update();
+ show_cursors_ = show;
+ cursorheader_->update();
+ viewport_->update();
}
void View::centre_cursors()
{
- const double time_width = _scale * _viewport->width();
- _cursors.first()->set_time(_offset + time_width * 0.4);
- _cursors.second()->set_time(_offset + time_width * 0.6);
- _cursorheader->update();
- _viewport->update();
+ const double time_width = scale_ * viewport_->width();
+ cursors_.first()->set_time(offset_ + time_width * 0.4);
+ cursors_.second()->set_time(offset_ + time_width * 0.6);
+ cursorheader_->update();
+ viewport_->update();
}
CursorPair& View::cursors()
{
- return _cursors;
+ return cursors_;
}
const CursorPair& View::cursors() const
{
- return _cursors;
+ return cursors_;
}
const QPoint& View::hover_point() const
{
- return _hover_point;
+ return hover_point_;
}
void View::update_viewport()
{
- assert(_viewport);
- _viewport->update();
- _header->update();
+ assert(viewport_);
+ viewport_->update();
+ header_->update();
}
void View::restack_all_row_items()
void View::get_scroll_layout(double &length, double &offset) const
{
const pair<double, double> extents = get_time_extents();
- length = (extents.second - extents.first) / _scale;
- offset = _offset / _scale;
+ length = (extents.second - extents.first) / scale_;
+ offset = offset_ / scale_;
}
void View::set_zoom(double scale, int offset)
{
- const double cursor_offset = _offset + _scale * offset;
+ const double cursor_offset = offset_ + scale_ * offset;
const double new_scale = max(min(scale, MaxScale), MinScale);
const double new_offset = cursor_offset - new_scale * offset;
set_scale_offset(new_scale, new_offset);
void View::update_scroll()
{
- assert(_viewport);
+ assert(viewport_);
- const QSize areaSize = _viewport->size();
+ const QSize areaSize = viewport_->size();
// Set the horizontal scroll bar
double length = 0, offset = 0;
horizontalScrollBar()->setPageStep(areaSize.width() / 2);
- _updating_scroll = true;
+ updating_scroll_ = true;
if (length < MaxScrollValue) {
horizontalScrollBar()->setRange(0, length);
} else {
horizontalScrollBar()->setRange(0, MaxScrollValue);
horizontalScrollBar()->setSliderPosition(
- _offset * MaxScrollValue / (_scale * length));
+ offset_ * MaxScrollValue / (scale_ * length));
}
- _updating_scroll = false;
+ updating_scroll_ = false;
// Set the vertical scrollbar
verticalScrollBar()->setPageStep(areaSize.height());
void View::update_layout()
{
setViewportMargins(
- _header->sizeHint().width() - pv::view::Header::BaselineOffset,
- _ruler->sizeHint().height(), 0, 0);
- _ruler->setGeometry(_viewport->x(), 0,
- _viewport->width(), _viewport->y());
- _cursorheader->setGeometry(
- _viewport->x(),
- _ruler->sizeHint().height() - _cursorheader->sizeHint().height() / 2,
- _viewport->width(), _cursorheader->sizeHint().height());
- _header->setGeometry(0, _viewport->y(),
- _header->sizeHint().width(), _viewport->height());
+ header_->sizeHint().width() - pv::view::Header::BaselineOffset,
+ ruler_->sizeHint().height(), 0, 0);
+ ruler_->setGeometry(viewport_->x(), 0,
+ viewport_->width(), viewport_->y());
+ cursorheader_->setGeometry(
+ viewport_->x(),
+ ruler_->sizeHint().height() - cursorheader_->sizeHint().height() / 2,
+ viewport_->width(), cursorheader_->sizeHint().height());
+ header_->setGeometry(0, viewport_->y(),
+ header_->sizeHint().width(), viewport_->height());
update_scroll();
}
if (type == QEvent::MouseMove) {
const QMouseEvent *const mouse_event = (QMouseEvent*)event;
- if (object == _viewport)
- _hover_point = mouse_event->pos();
- else if (object == _ruler || object == _cursorheader)
- _hover_point = QPoint(mouse_event->x(), 0);
- else if (object == _header)
- _hover_point = QPoint(0, mouse_event->y());
+ if (object == viewport_)
+ hover_point_ = mouse_event->pos();
+ else if (object == ruler_ || object == cursorheader_)
+ hover_point_ = QPoint(mouse_event->x(), 0);
+ else if (object == header_)
+ hover_point_ = QPoint(0, mouse_event->y());
else
- _hover_point = QPoint(-1, -1);
+ hover_point_ = QPoint(-1, -1);
hover_point_changed();
} else if (type == QEvent::Leave) {
- _hover_point = QPoint(-1, -1);
+ hover_point_ = QPoint(-1, -1);
hover_point_changed();
}
void View::appearance_changed(bool label, bool content)
{
if (label)
- _header->update();
+ header_->update();
if (content)
- _viewport->update();
+ viewport_->update();
}
void View::extents_changed(bool horz, bool vert)
{
- _sticky_events |=
+ sticky_events_ |=
(horz ? SelectableItemHExtentsChanged : 0) |
(vert ? SelectableItemVExtentsChanged : 0);
- _lazy_event_handler.start();
+ lazy_event_handler_.start();
}
void View::h_scroll_value_changed(int value)
{
- if (_updating_scroll)
+ if (updating_scroll_)
return;
const int range = horizontalScrollBar()->maximum();
if (range < MaxScrollValue)
- _offset = _scale * value;
+ offset_ = scale_ * value;
else {
double length = 0, offset;
get_scroll_layout(length, offset);
- _offset = _scale * length * value / MaxScrollValue;
+ offset_ = scale_ * length * value / MaxScrollValue;
}
- _ruler->update();
- _cursorheader->update();
- _viewport->update();
+ ruler_->update();
+ cursorheader_->update();
+ viewport_->update();
}
void View::v_scroll_value_changed(int value)
{
- _v_offset = value;
- _header->update();
- _viewport->update();
+ v_offset_ = value;
+ header_->update();
+ viewport_->update();
}
void View::signals_changed()
// Populate the traces
clear_child_items();
- shared_ptr<sigrok::Device> device = _session.device();
+ shared_ptr<sigrok::Device> device = session_.device();
assert(device);
// Collect a set of signals
unordered_map<shared_ptr<sigrok::Channel>, shared_ptr<Signal> >
signal_map;
- shared_lock<shared_mutex> lock(_session.signals_mutex());
- const vector< shared_ptr<Signal> > &sigs(_session.signals());
+ shared_lock<shared_mutex> lock(session_.signals_mutex());
+ const vector< shared_ptr<Signal> > &sigs(session_.signals());
for (const shared_ptr<Signal> &sig : sigs)
signal_map[sig->channel()] = sig;
update_scroll();
// Repaint the view
- _viewport->update();
+ viewport_->update();
}
void View::marker_time_changed()
{
- _cursorheader->update();
- _viewport->update();
+ cursorheader_->update();
+ viewport_->update();
}
void View::on_signals_moved()
void View::process_sticky_events()
{
- if (_sticky_events & SelectableItemHExtentsChanged)
+ if (sticky_events_ & SelectableItemHExtentsChanged)
update_layout();
- if (_sticky_events & SelectableItemVExtentsChanged)
+ if (sticky_events_ & SelectableItemVExtentsChanged)
restack_all_row_items();
// Clear the sticky events
- _sticky_events = 0;
+ sticky_events_ = 0;
}
void View::on_hover_point_changed()
projects / pulseview.git / blobdiff