Add SignalBase::clear_sample_data() and local samplerate values

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

diff --git a/pv/data/logic.cpp b/pv/data/logic.cpp
index 084e8efd7f231fd920a0da8dfad18cfd9e4ac66e..7aefbf5f20f46af4c38736e2e4888f476396eaf1 100644 (file)
--- a/pv/data/logic.cpp
+++ b/pv/data/logic.cpp
@@ -32,6 +32,7 @@ namespace data {
 
 Logic::Logic(unsigned int num_channels) :
        SignalData(),
+       samplerate_(1),  // Default is 1 Hz to prevent division-by-zero errors
        num_channels_(num_channels)
 {
        assert(num_channels_ > 0);
@@ -44,7 +45,7 @@ unsigned int Logic::num_channels() const
 
 void Logic::push_segment(shared_ptr<LogicSegment> &segment)
 {
-       segments_.push_front(segment);
+       segments_.push_back(segment);
 }
 
 const deque< shared_ptr<LogicSegment> >& Logic::logic_segments() const
@@ -57,9 +58,9 @@ vector< shared_ptr<Segment> > Logic::segments() const
        return vector< shared_ptr<Segment> >(segments_.begin(), segments_.end());
 }
 
-int Logic::get_segment_count() const
+uint32_t Logic::get_segment_count() const
 {
-       return segments_.size();
+       return (uint32_t)segments_.size();
 }
 
 void Logic::clear()
@@ -69,10 +70,20 @@ void Logic::clear()
        samples_cleared();
 }
 
+void Logic::set_samplerate(double value)
+{
+       samplerate_ = value;
+}
+
+double Logic::get_samplerate() const
+{
+       return samplerate_;
+}
+
 uint64_t Logic::max_sample_count() const
 {
        uint64_t l = 0;
-       for (shared_ptr<LogicSegment> s : segments_) {
+       for (const shared_ptr<LogicSegment>& s : segments_) {
                assert(s);
                l = max(l, s->get_sample_count());
        }