GNU Radio 3.4.2 C++ API
gr_oscope_sink_f.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2003,2004,2005 Free Software Foundation, Inc.
00004  * 
00005  * This file is part of GNU Radio
00006  * 
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  * 
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 
00023 #ifndef INCLUDED_GR_OSCOPE_SINK_F_H
00024 #define INCLUDED_GR_OSCOPE_SINK_F_H
00025 
00026 #include <gr_oscope_sink_x.h>
00027 #include <gr_msg_queue.h>
00028 
00029 class gr_oscope_sink_f;
00030 typedef boost::shared_ptr<gr_oscope_sink_x> gr_oscope_sink_f_sptr;
00031 
00032 gr_oscope_sink_f_sptr gr_make_oscope_sink_f (double sampling_rate, gr_msg_queue_sptr msgq);
00033 
00034 
00035 /*!
00036  * \brief Building block for python oscilloscope module.
00037  * \ingroup sink_blk
00038  *
00039  * Accepts multiple float streams.
00040  */
00041 class gr_oscope_sink_f : public gr_oscope_sink_x
00042 {
00043 private:
00044   friend gr_oscope_sink_f_sptr
00045   gr_make_oscope_sink_f (double sampling_rate, gr_msg_queue_sptr msgq);
00046 
00047   gr_oscope_sink_f (double sampling_rate, gr_msg_queue_sptr msgq);
00048 
00049   gr_msg_queue_sptr     d_msgq;
00050 
00051  public:
00052   ~gr_oscope_sink_f ();
00053 
00054   int work (int noutput_items,
00055             gr_vector_const_void_star &input_items,
00056             gr_vector_void_star &output_items);
00057 
00058   bool check_topology (int ninputs, int noutputs);
00059 };
00060 
00061 #endif /* INCLUDED_GR_OSCOPE_SINK_F_H */
00062