Add SignalBase::clear_sample_data() and local samplerate values

[pulseview.git] / pv / data / analog.cpp

diff --git a/pv/data/analog.cpp b/pv/data/analog.cpp
index c8bafc0fab292cf0982adc8b502739232ba11a56..57d09502ae754503c507953e5e413e0102497e4d 100644 (file)
--- a/pv/data/analog.cpp
+++ b/pv/data/analog.cpp
@@ -31,13 +31,14 @@ namespace pv {
 namespace data {
 
 Analog::Analog() :
-       SignalData()
+       SignalData(),
+       samplerate_(1)  // Default is 1 Hz to prevent division-by-zero errors
 {
 }
 
 void Analog::push_segment(shared_ptr<AnalogSegment> &segment)
 {
-       segments_.push_front(segment);
+       segments_.push_back(segment);
 }
 
 const deque< shared_ptr<AnalogSegment> >& Analog::analog_segments() const
@@ -51,9 +52,9 @@ vector< shared_ptr<Segment> > Analog::segments() const
                segments_.begin(), segments_.end());
 }
 
-int Analog::get_segment_count() const
+uint32_t Analog::get_segment_count() const
 {
-       return segments_.size();
+       return (uint32_t)segments_.size();
 }
 
 void Analog::clear()
@@ -63,10 +64,20 @@ void Analog::clear()
        samples_cleared();
 }
 
+void Analog::set_samplerate(double value)
+{
+       samplerate_ = value;
+}
+
+double Analog::get_samplerate() const
+{
+       return samplerate_;
+}
+
 uint64_t Analog::max_sample_count() const
 {
        uint64_t l = 0;
-       for (const shared_ptr<AnalogSegment> s : segments_) {
+       for (const shared_ptr<AnalogSegment>& s : segments_) {
                assert(s);
                l = max(l, s->get_sample_count());
        }