using sigrok::TriggerMatch;
using sigrok::TriggerMatchType;
+using pv::data::LogicSegment;
+
namespace pv {
namespace views {
namespace trace {
return make_pair(-signal_height_ - signal_margin, signal_margin);
}
-int LogicSignal::scale_handle_offset() const
-{
- return -signal_height_;
-}
-
-void LogicSignal::scale_handle_dragged(int offset)
-{
- const int font_height = QFontMetrics(QApplication::font()).height();
- const int units = (-offset / font_height);
- signal_height_ = ((units < 1) ? 1 : units) * font_height;
-}
-
void LogicSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp)
{
QLineF *line;
if (!base_->enabled())
return;
- const float high_offset = y - signal_height_ + 0.5f;
const float low_offset = y + 0.5f;
+ const float high_offset = low_offset - signal_height_;
- shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint();
+ shared_ptr<LogicSegment> segment = get_logic_segment_to_paint();
if (!segment || (segment->get_sample_count() == 0))
return;
samples_per_pixel / Oversampling, base_->index());
assert(edges.size() >= 2);
+ const float first_sample_x =
+ pp.left() + (edges.front().first / samples_per_pixel - pixels_offset);
+ const float last_sample_x =
+ pp.left() + (edges.back().first / samples_per_pixel - pixels_offset);
+
// Check whether we need to paint the sampling points
GlobalSettings settings;
const bool show_sampling_points =
(samples_per_pixel < 0.25);
vector<QRectF> sampling_points;
- float sampling_point_x = 0.0f;
+ float sampling_point_x = first_sample_x;
int64_t sampling_point_sample = start_sample;
const int w = 2;
- if (show_sampling_points) {
+ if (show_sampling_points)
sampling_points.reserve(end_sample - start_sample + 1);
- sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left();
- }
+
+ // Check whether we need to fill the high areas
+ const bool fill_high_areas =
+ settings.value(GlobalSettings::Key_View_FillSignalHighAreas).toBool();
+ vector<QRectF> high_rects;
+ float rising_edge_x;
+ bool rising_edge_seen = false;
// Paint the edges
const unsigned int edge_count = edges.size() - 2;
QLineF *const edge_lines = new QLineF[edge_count];
line = edge_lines;
+ if (edges.front().second) {
+ // Beginning of trace is high
+ rising_edge_x = first_sample_x;
+ rising_edge_seen = true;
+ }
+
for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) {
- const float x = ((*i).first / samples_per_pixel -
- pixels_offset) + pp.left();
+ // Note: multiple edges occupying a single pixel are represented by an edge
+ // with undefined logic level. This means that only the first falling edge
+ // after a rising edge corresponds to said rising edge - and vice versa. If
+ // more edges with the same logic level follow, they denote multiple edges.
+
+ const float x = pp.left() + ((*i).first / samples_per_pixel - pixels_offset);
*line++ = QLineF(x, high_offset, x, low_offset);
+ if (fill_high_areas) {
+ // Any edge terminates a high area
+ const int width = x - rising_edge_x;
+ if (rising_edge_seen && (width > 0)) {
+ high_rects.emplace_back(rising_edge_x, high_offset,
+ width, signal_height_);
+ rising_edge_seen = false;
+ }
+
+ // Only rising edges start high areas
+ if ((*i).second) {
+ rising_edge_x = x;
+ rising_edge_seen = true;
+ }
+ }
+
if (show_sampling_points)
while (sampling_point_sample < (*i).first) {
const float y = (*i).second ? low_offset : high_offset;
sampling_point_x += pixels_per_sample;
};
+ if (fill_high_areas) {
+ // Add last high rectangle if the signal is still high at the end of the trace
+ if (rising_edge_seen && (edges.cend() - 1)->second)
+ high_rects.emplace_back(rising_edge_x, high_offset,
+ last_sample_x - rising_edge_x, signal_height_);
+
+ const QColor fill_color = QColor::fromRgba(settings.value(
+ GlobalSettings::Key_View_FillSignalHighAreaColor).value<uint32_t>());
+ p.setPen(fill_color);
+ p.setBrush(fill_color);
+ p.drawRects((const QRectF*)(high_rects.data()), high_rects.size());
+ }
+
p.setPen(EdgeColor);
p.drawLines(edge_lines, edge_count);
delete[] edge_lines;
void LogicSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp)
{
- // Draw the trigger marker
- if (base_->enabled() && trigger_match_) {
- const int y = get_visual_y();
-
- for (int32_t type_id : trigger_types_) {
- const TriggerMatchType *const type =
- TriggerMatchType::get(type_id);
- if (trigger_match_ != type || type_id < 0 ||
- (size_t)type_id >= countof(TriggerMarkerIcons) ||
- !TriggerMarkerIcons[type_id])
- continue;
+ if (base_->enabled()) {
+ if (trigger_match_) {
+ // Draw the trigger marker
+ const int y = get_visual_y();
+
+ for (int32_t type_id : trigger_types_) {
+ const TriggerMatchType *const type =
+ TriggerMatchType::get(type_id);
+ if (trigger_match_ != type || type_id < 0 ||
+ (size_t)type_id >= countof(TriggerMarkerIcons) ||
+ !TriggerMarkerIcons[type_id])
+ continue;
- const QPixmap *const pixmap = get_pixmap(
- TriggerMarkerIcons[type_id]);
- if (!pixmap)
- continue;
+ const QPixmap *const pixmap = get_pixmap(
+ TriggerMarkerIcons[type_id]);
+ if (!pixmap)
+ continue;
- const float pad = TriggerMarkerPadding - 0.5f;
- const QSize size = pixmap->size();
- const QPoint point(
- pp.right() - size.width() - pad * 2,
- y - (signal_height_ + size.height()) / 2);
+ const float pad = TriggerMarkerPadding - 0.5f;
+ const QSize size = pixmap->size();
+ const QPoint point(
+ pp.right() - size.width() - pad * 2,
+ y - (signal_height_ + size.height()) / 2);
- p.setPen(QPen(TriggerMarkerBackgroundColor.darker()));
- p.setBrush(TriggerMarkerBackgroundColor);
- p.drawRoundedRect(QRectF(point, size).adjusted(
- -pad, -pad, pad, pad), pad, pad);
- p.drawPixmap(point, *pixmap);
+ p.setPen(QPen(TriggerMarkerBackgroundColor.darker()));
+ p.setBrush(TriggerMarkerBackgroundColor);
+ p.drawRoundedRect(QRectF(point, size).adjusted(
+ -pad, -pad, pad, pad), pad, pad);
+ p.drawPixmap(point, *pixmap);
- break;
+ break;
+ }
}
+
+ if (show_hover_marker_)
+ paint_hover_marker(p);
}
+}
+
+vector<LogicSegment::EdgePair> LogicSignal::get_nearest_level_changes(uint64_t sample_pos)
+{
+ assert(base_);
+ assert(owner_);
+
+ 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 / Oversampling, base_->index());
+
+ if (edges.empty())
+ return vector<LogicSegment::EdgePair>();
- if (show_hover_marker_)
- paint_hover_marker(p);
+ return edges;
}
void LogicSignal::paint_caps(QPainter &p, QLineF *const lines,