--- /dev/null
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef PULSEVIEW_PV_DATA_SIGNALDATA_H
+#define PULSEVIEW_PV_DATA_SIGNALDATA_H
+
+#include <stdint.h>
+
+namespace pv {
+namespace data {
+
+class SignalData
+{
+public:
+ SignalData();
+ virtual ~SignalData() {}
+
+public:
+ double samplerate() const;
+ void set_samplerate(double samplerate);
+
+ double get_start_time() const;
+
+ virtual void clear() = 0;
+
+ virtual uint64_t get_max_sample_count() const = 0;
+
+protected:
+ double start_time_;
+ double samplerate_;
+};
+
+} // namespace data
+} // namespace pv
+
+#endif // PULSEVIEW_PV_DATA_SIGNALDATA_H