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livetrax/libs/surfaces/osc/osc_route_observer.cc

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/*
Copyright (C) 2009 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "boost/lambda/lambda.hpp"
#include "ardour/route.h"
#include "ardour/audio_track.h"
#include "ardour/midi_track.h"
#include "osc.h"
#include "osc_route_observer.h"
#include "i18n.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
using namespace ArdourSurface;
OSCRouteObserver::OSCRouteObserver (boost::shared_ptr<Route> r, lo_address a)
: _route (r)
{
addr = lo_address_new (lo_address_get_hostname(a) , lo_address_get_port(a));
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_route->PropertyChanged.connect (name_changed_connection, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::name_changed, this, boost::lambda::_1), OSC::instance());
if (boost::dynamic_pointer_cast<AudioTrack>(_route) || boost::dynamic_pointer_cast<MidiTrack>(_route)) {
boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track>(r);
boost::shared_ptr<Controllable> rec_controllable = boost::dynamic_pointer_cast<Controllable>(track->rec_enable_control());
rec_controllable->Changed.connect (rec_changed_connection, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/route/rec"), track->rec_enable_control()), OSC::instance());
}
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boost::shared_ptr<Controllable> mute_controllable = boost::dynamic_pointer_cast<Controllable>(_route->mute_control());
mute_controllable->Changed.connect (mute_changed_connection, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/route/mute"), _route->mute_control()), OSC::instance());
boost::shared_ptr<Controllable> solo_controllable = boost::dynamic_pointer_cast<Controllable>(_route->solo_control());
solo_controllable->Changed.connect (solo_changed_connection, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/route/solo"), _route->solo_control()), OSC::instance());
boost::shared_ptr<Controllable> gain_controllable = boost::dynamic_pointer_cast<Controllable>(_route->gain_control());
gain_controllable->Changed.connect (gain_changed_connection, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/route/gain"), _route->gain_control()), OSC::instance());
}
OSCRouteObserver::~OSCRouteObserver ()
{
name_changed_connection.disconnect();
rec_changed_connection.disconnect();
mute_changed_connection.disconnect();
solo_changed_connection.disconnect();
gain_changed_connection.disconnect();
lo_address_free (addr);
}
void
OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
{
if (!what_changed.contains (ARDOUR::Properties::name)) {
return;
}
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if (!_route) {
return;
}
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lo_message msg = lo_message_new ();
/* XXX can only use group part of ID at present */
lo_message_add_int32 (msg, _route->presentation_info().group_order());
lo_message_add_string (msg, _route->name().c_str());
lo_send_message (addr, "/route/name", msg);
lo_message_free (msg);
}
void
OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
{
lo_message msg = lo_message_new ();
/* XXX can only use group part of ID at present */
lo_message_add_int32 (msg, _route->presentation_info().group_order());
lo_message_add_float (msg, (float) controllable->get_value());
/* XXX thread issues */
//std::cerr << "ORC: send " << path << " = " << controllable->get_value() << std::endl;
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}