#include <libsigrokcxx/libsigrokcxx.hpp>
+using std::bind;
using std::deque;
using std::div;
using std::div_t;
using std::min;
using std::numeric_limits;
using std::pair;
+using std::placeholders::_1;
using std::shared_ptr;
using std::vector;
QColor(0x4E, 0x9A, 0x06) // Green
};
+const QPen AnalogSignal::AxisPen(QColor(0, 0, 0, 30 * 256 / 100), 2);
const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40 * 256 / 100);
const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20 * 256 / 100);
const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77);
+const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 10 * 256 / 100);
+const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100);
+
const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float)
const float AnalogSignal::EnvelopeThreshold = 64.0f;
display_type_(DisplayBoth),
autoranging_(true)
{
+ axis_pen_ = AxisPen;
+
pv::data::Analog* analog_data =
dynamic_cast<pv::data::Analog*>(data().get());
- connect(analog_data, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
- this, SLOT(on_samples_added()));
+ connect(analog_data, SIGNAL(min_max_changed(float, float)),
+ this, SLOT(on_min_max_changed(float, float)));
- connect(&delayed_conversion_starter_, SIGNAL(timeout()),
- this, SLOT(on_delayed_conversion_starter()));
- delayed_conversion_starter_.setSingleShot(true);
- delayed_conversion_starter_.setInterval(1000); // 1s timeout
+ GlobalSettings::register_change_handler(GlobalSettings::Key_View_ShowConversionThresholds,
+ bind(&AnalogSignal::on_settingViewShowConversionThresholds_changed, this, _1));
GlobalSettings gs;
+ show_conversion_thresholds_ =
+ gs.value(GlobalSettings::Key_View_ShowConversionThresholds).toBool();
+
div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt();
base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]);
void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp)
{
- if (base_->enabled()) {
+ if (!base_->enabled())
+ return;
+
+ const vector<double> thresholds = base_->get_conversion_thresholds();
+
+ // Only display thresholds if we have some and we show analog samples
+ if ((thresholds.size() > 0) && show_conversion_thresholds_ &&
+ ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) {
+
+ const int visual_y = get_visual_y();
+ const pair<int, int> extents = v_extents();
+ const int top = visual_y + extents.first;
+ const int btm = visual_y + extents.second;
+
+ // Draw high/neutral/low areas
+ if (thresholds.size() == 2) {
+ const double thr_lo = visual_y - thresholds[0] * scale_;
+ const double thr_hi = visual_y - thresholds[1] * scale_;
+
+ p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top),
+ QBrush(ThresholdColorHi));
+ p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi),
+ QBrush(ThresholdColorNe));
+ p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo),
+ QBrush(ThresholdColorLo));
+ } else {
+ const double thr = visual_y - thresholds[0] * scale_;
+
+ p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top),
+ QBrush(ThresholdColorHi));
+ p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr),
+ QBrush(ThresholdColorLo));
+ }
+
+ paint_axis(p, pp, get_visual_y());
+ } else {
Trace::paint_back(p, pp);
paint_axis(p, pp, get_visual_y());
}
pixels_offset, samples_per_pixel);
}
- if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) {
- const SignalBase::ConversionType conv_type = base_->get_conversion_type();
-
- if (((conv_type == SignalBase::A2LConversionByThreshold) ||
- (conv_type == SignalBase::A2LConversionBySchmittTrigger)))
- paint_logic_mid(p, pp);
- }
+ if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth))
+ paint_logic_mid(p, pp);
}
void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp)
form->addRow(layout);
}
-void AnalogSignal::on_samples_added()
+void AnalogSignal::on_min_max_changed(float min, float max)
{
- perform_autoranging(false, false);
+ (void)min;
+ (void)max;
+
+ if (autoranging_)
+ perform_autoranging(false, false);
}
void AnalogSignal::on_pos_vdivs_changed(int vdivs)
// For now, we simply assume that the unit is volt without modifiers
const double thr = tokens.at(1).toDouble();
- // Only restart the conversion if the threshold was updated
+ // Only restart the conversion if the threshold was updated.
+ // We're starting a delayed conversion because the user may still be
+ // typing and the UI would lag if we kept on restarting it immediately
if (base_->set_conversion_option("threshold_value", thr))
- delayed_conversion_starter_.start();
+ base_->start_conversion(true);
}
if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) {
const double low_thr = tokens.at(1).toDouble();
const double high_thr = tokens.at(3).toDouble();
- // Only restart the conversion if one of the options was updated
+ // Only restart the conversion if one of the options was updated.
+ // We're starting a delayed conversion because the user may still be
+ // typing and the UI would lag if we kept on restarting it immediately
bool o1 = base_->set_conversion_option("threshold_value_low", low_thr);
bool o2 = base_->set_conversion_option("threshold_value_high", high_thr);
if (o1 || o2)
- delayed_conversion_starter_.start();
+ base_->start_conversion(true); // Start delayed conversion
}
- base_->set_conversion_preset(index);
+ base_->set_conversion_preset((SignalBase::ConversionPreset)index);
- // Immediately start the conversion if we're not asking for a delayed reaction
- if (!delayed_conversion_starter_.isActive())
+ // Immediately start the conversion if we're not using custom values
+ // (i.e. we're using one of the presets)
+ if (!use_custom_thr)
base_->start_conversion();
}
owner_->row_item_appearance_changed(false, true);
}
+void AnalogSignal::on_settingViewShowConversionThresholds_changed(const QVariant new_value)
+{
+ show_conversion_thresholds_ = new_value.toBool();
+
+ if (owner_)
+ owner_->row_item_appearance_changed(false, true);
+}
+
} // namespace trace
} // namespace views
} // namespace pv