From fce7c0c5e1b1648c03f453cff457116990268a7c Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Sun, 21 Oct 2012 14:06:45 -0400
Subject: analog: adding complex squelch base class.
---
gr-analog/include/analog/squelch_base_cc.h | 56 ++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
create mode 100644 gr-analog/include/analog/squelch_base_cc.h
(limited to 'gr-analog/include/analog/squelch_base_cc.h')
diff --git a/gr-analog/include/analog/squelch_base_cc.h b/gr-analog/include/analog/squelch_base_cc.h
new file mode 100644
index 0000000000..4c2a7b352f
--- /dev/null
+++ b/gr-analog/include/analog/squelch_base_cc.h
@@ -0,0 +1,56 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006,2012 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio 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 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_ANALOG_SQUELCH_BASE_CC_H
+#define INCLUDED_ANALOG_SQUELCH_BASE_CC_H
+
+#include <analog/api.h>
+#include <gr_block.h>
+
+namespace gr {
+ namespace analog {
+
+ /*!
+ * \brief basic squelch block; to be subclassed for other squelches.
+ * \ingroup level_blk
+ */
+ class ANALOG_API squelch_base_cc : virtual public gr_block
+ {
+ protected:
+ virtual void update_state(const float &sample) = 0;
+ virtual bool mute() const = 0;
+
+ public:
+ squelch_base_cc() {};
+ virtual int ramp() const = 0;
+ virtual void set_ramp(int ramp) = 0;
+ virtual bool gate() const = 0;
+ virtual void set_gate(bool gate) = 0;
+ virtual bool unmuted() const = 0;
+
+ virtual std::vector<float> squelch_range() const = 0;
+ };
+
+ } /* namespace analog */
+} /* namespace gr */
+
+#endif /* INCLUDED_ANALOG_SQUELCH_BASE_CC_H */
--
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