Fix #684 by implementing snap-to-edge for TimeItem-based classes

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

diff --git a/pv/data/signalbase.cpp b/pv/data/signalbase.cpp
index 791094036ddcb23511329a9922c67f1774fa0268..01206e7e24b1eae570a3626b25468f1c8546389d 100644 (file)
--- a/pv/data/signalbase.cpp
+++ b/pv/data/signalbase.cpp
@@ -265,6 +265,26 @@ bool SignalBase::has_samples() const
        return result;
 }
 
+double SignalBase::get_samplerate() const
+{
+       if (channel_type_ == AnalogChannel)
+       {
+               shared_ptr<Analog> data = dynamic_pointer_cast<Analog>(data_);
+               if (data)
+                       return data->get_samplerate();
+       }
+
+       if (channel_type_ == LogicChannel)
+       {
+               shared_ptr<Logic> data = dynamic_pointer_cast<Logic>(data_);
+               if (data)
+                       return data->get_samplerate();
+       }
+
+       // Default samplerate is 1 Hz
+       return 1.0;
+}
+
 SignalBase::ConversionType SignalBase::get_conversion_type() const
 {
        return conversion_type_;