/* -*- c++ -*- */

/*

 * Copyright 2004,2010 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.

 */

%include <gr_basic_block.i>

class gr_block;

typedef boost::shared_ptr<gr_block> gr_block_sptr;

%template(gr_block_sptr) boost::shared_ptr<gr_block>;

// support vectors of these...

namespace std {

  %template(x_vector_gr_block_sptr)	vector<gr_block_sptr>;

};

class gr_block : public gr_basic_block {

 protected:

  gr_block (const std::string &name,

            gr_io_signature_sptr input_signature,

            gr_io_signature_sptr output_signature);

 public:

  virtual ~gr_block ();

  unsigned history () const;

  int  output_multiple () const;

  double relative_rate () const;

  bool start();

  bool stop();

  uint64_t nitems_read(unsigned int which_input);

  uint64_t nitems_written(unsigned int which_output);

  // internal use

  gr_block_detail_sptr detail () const { return d_detail; }

  void set_detail (gr_block_detail_sptr detail) { d_detail = detail; }

};

%pythoncode %{

gr_block_sptr.__repr__ = lambda self: "<gr_block %s (%d)>" % (self.name(), self.unique_id ())

gr_block_sptr.block = lambda self: self

%}