using std::shared_ptr;
using std::vector;
+using pv::data::LogicSegment;
using pv::data::SignalBase;
using pv::util::SIPrefix;
neg_vdivs_(1),
resolution_(0),
display_type_(DisplayBoth),
- autoranging_(true)
+ autoranging_(true),
+ value_at_hover_pos_(std::numeric_limits<float>::quiet_NaN())
{
axis_pen_ = AxisPen;
conv_threshold_cb_->blockSignals(false);
}
+vector<data::LogicSegment::EdgePair> AnalogSignal::get_nearest_level_changes(uint64_t sample_pos)
+{
+ assert(base_);
+ assert(owner_);
+
+ // Return if there's no logic data or we're showing only the analog trace
+ if (!base_->logic_data() || (display_type_ == DisplayAnalog))
+ return vector<data::LogicSegment::EdgePair>();
+
+ if (sample_pos == 0)
+ return vector<LogicSegment::EdgePair>();
+
+ shared_ptr<LogicSegment> segment = get_logic_segment_to_paint();
+ if (!segment || (segment->get_sample_count() == 0))
+ return vector<LogicSegment::EdgePair>();
+
+ const View *view = owner_->view();
+ assert(view);
+ const double samples_per_pixel = base_->get_samplerate() * view->scale();
+
+ vector<LogicSegment::EdgePair> edges;
+
+ segment->get_surrounding_edges(edges, sample_pos,
+ samples_per_pixel / LogicSignal::Oversampling, 0);
+
+ if (edges.empty())
+ return vector<LogicSegment::EdgePair>();
+
+ return edges;
+}
+
void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update)
{
const deque< shared_ptr<pv::data::AnalogSegment> > &segments =