X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fsignaldata.h;h=885f843556a70c90f2df6aaebdf0fceeea0ee8e9;hp=c43b7a37e7e3e1934858ffd438ee0a80a95968e0;hb=8dbbc7f0b9ea59d0f0d62225772f8a56eee125f5;hpb=b087ba7fd88610cbf54f6371367c7b9f9829dc63

diff --git a/pv/data/signaldata.h b/pv/data/signaldata.h
index c43b7a37..885f8435 100644
--- a/pv/data/signaldata.h
+++ b/pv/data/signaldata.h
@@ -30,19 +30,21 @@ class SignalData
 {
 public:
 	SignalData();
+	virtual ~SignalData() {}
 
 public:
-	double get_samplerate() const;
+	double samplerate() const;
 	void set_samplerate(double samplerate);
 
 	double get_start_time() const;
 
-	virtual void clear_snapshots() = 0;
+	virtual void clear() = 0;
 
-protected:
-	const double _start_time;
+	virtual uint64_t get_max_sample_count() const = 0;
 
-	double _samplerate;
+protected:
+	double start_time_;
+	double samplerate_;
 };
 
 } // namespace data