X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Flogic.cpp;h=167c79bd3cf2ef49e1e9db77a4f1070b38084aac;hp=7b42e47497054c3fc6d359bf3ac860bb577fc09f;hb=8bd26d8b9c831b509ee3241ea4dac6f50c023622;hpb=1b1ec774978b65209ce2b454cbf81da499b797d2

diff --git a/pv/data/logic.cpp b/pv/data/logic.cpp
index 7b42e474..167c79bd 100644
--- a/pv/data/logic.cpp
+++ b/pv/data/logic.cpp
@@ -18,20 +18,23 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#include <boost/foreach.hpp>
+
 #include "logic.h"
 #include "logicsnapshot.h"
 
-using namespace boost;
-using namespace std;
+using boost::shared_ptr;
+using std::deque;
+using std::max;
 
 namespace pv {
 namespace data {
 
-Logic::Logic(const sr_datafeed_meta_logic &meta,
-	uint64_t samplerate) :
-	SignalData(samplerate),
-	_num_probes(meta.num_probes)
+Logic::Logic(unsigned int num_probes) :
+	SignalData(),
+	_num_probes(num_probes)
 {
+	assert(_num_probes > 0);
 }
 
 int Logic::get_num_probes() const
@@ -50,5 +53,20 @@ deque< shared_ptr<LogicSnapshot> >& Logic::get_snapshots()
 	return _snapshots;
 }
 
+void Logic::clear()
+{
+	_snapshots.clear();
+}
+
+uint64_t Logic::get_max_sample_count() const
+{
+	uint64_t l = 0;
+	BOOST_FOREACH(boost::shared_ptr<LogicSnapshot> s, _snapshots) {
+		assert(s);
+		l = max(l, s->get_sample_count());
+	}
+	return l;
+}
+
 } // namespace data
 } // namespace pv