libs/ardour/ardour/internal_send.h

   1 /*
   2     Copyright (C) 2009 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __ardour_internal_send_h__
  21 #define __ardour_internal_send_h__
  22
  23 #include "ardour/ardour.h"
  24 #include "ardour/send.h"
  25
  26 namespace ARDOUR {
  27
  28 class InternalSend : public Send
  29 {
  30   public:
  31         InternalSend (Session&, boost::shared_ptr<Pannable>, boost::shared_ptr<MuteMaster>, boost::shared_ptr<Route> send_to, Delivery::Role role);
  32         virtual ~InternalSend ();
  33
  34         std::string display_name() const;
  35         bool set_name (const std::string&);
  36         bool visible() const;
  37
  38         XMLNode& state(bool full);
  39         XMLNode& get_state(void);
  40         int set_state(const XMLNode& node, int version);
  41
  42         void cycle_start (pframes_t);
  43         void run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool);
  44         bool feeds (boost::shared_ptr<Route> other) const;
  45         bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
  46         bool configure_io (ChanCount in, ChanCount out);
  47         int  set_block_size (pframes_t);
  48
  49         boost::shared_ptr<Route> target_route() const { return _send_to; }
  50         const PBD::ID& target_id() const { return _send_to_id; }
  51
  52         BufferSet const & get_buffers () const {
  53                 return mixbufs;
  54         }
  55
  56         void set_can_pan (bool yn);
  57
  58   private:
  59         BufferSet mixbufs;
  60         boost::shared_ptr<Route> _send_to;
  61         PBD::ID _send_to_id;
  62         PBD::ScopedConnection connect_c;
  63         PBD::ScopedConnectionList target_connections;
  64
  65         void send_to_going_away ();
  66         void send_to_property_changed (const PBD::PropertyChange&);
  67         int  connect_when_legal ();
  68         void init_gain ();
  69         int  use_target (boost::shared_ptr<Route>);
  70 };
  71
  72 } // namespace ARDOUR
  73
  74 #endif /* __ardour_send_h__ */