X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fanalog.cpp;h=c7430432613c3eadbf373e25b16374f0a1cb980f;hp=8245186b97ab21af6b89d8d9f54e4137bbd519a6;hb=d9aecf1fcd9af471db3b59de7efc65b9632a6d79;hpb=e314eca490a09eec9ee851787f6e8c28805a81fd

diff --git a/pv/data/analog.cpp b/pv/data/analog.cpp
index 8245186b..c7430432 100644
--- a/pv/data/analog.cpp
+++ b/pv/data/analog.cpp
@@ -21,15 +21,15 @@
 #include "analog.h"
 #include "analogsnapshot.h"
 
-using namespace boost;
-using namespace std;
+using boost::shared_ptr;
+using std::deque;
+using std::max;
 
 namespace pv {
 namespace data {
 
-Analog::Analog(const sr_datafeed_meta_analog&,
-	uint64_t samplerate) :
-	SignalData(samplerate)
+Analog::Analog() :
+	SignalData()
 {
 }
 
@@ -43,5 +43,20 @@ deque< shared_ptr<AnalogSnapshot> >& Analog::get_snapshots()
 	return _snapshots;
 }
 
+void Analog::clear()
+{
+	_snapshots.clear();
+}
+
+uint64_t Analog::get_max_sample_count() const
+{
+	uint64_t l = 0;
+	for (const boost::shared_ptr<AnalogSnapshot> s : _snapshots) {
+		assert(s);
+		l = max(l, s->get_sample_count());
+	}
+	return l;
+}
+
 } // namespace data
 } // namespace pv