From 449aab3c465bbbf66d221fac3d7ea559f1720357 Mon Sep 17 00:00:00 2001 From: Paul Davis Date: Mon, 2 Jun 2008 21:41:35 +0000 Subject: rollback to 3428, before the mysterious removal of libs/* at 3431/3432 git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf --- libs/ardour/port.cc | 379 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 379 insertions(+) create mode 100644 libs/ardour/port.cc (limited to 'libs/ardour/port.cc') diff --git a/libs/ardour/port.cc b/libs/ardour/port.cc new file mode 100644 index 0000000000..7aadb9183f --- /dev/null +++ b/libs/ardour/port.cc @@ -0,0 +1,379 @@ +/* + Copyright (C) 2002-2006 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 + +using namespace ARDOUR; +using namespace std; + +AudioEngine* Port::engine = 0; + +Port::Port (const std::string& name, Flags flgs) + : _flags (flgs) + , _name (name) + , _metering (0) + , _last_monitor (false) +{ +} + +Port::~Port () +{ + disconnect_all (); +} + +void +Port::reset () +{ + _last_monitor = false; +} + +void +Port::set_engine (AudioEngine* e) +{ + engine = e; +} + +int +Port::connect (Port& other) +{ + /* caller must hold process lock */ + + pair::iterator,bool> result; + + result = _connections.insert (&other); + + if (result.second) { + return 0; + } else { + return 1; + } +} + +int +Port::disconnect (Port& other) +{ + /* caller must hold process lock */ + + for (set::iterator i = _connections.begin(); i != _connections.end(); ++i) { + if ((*i) == &other) { + _connections.erase (i); + return 0; + } + } + + return -1; +} + + +int +Port::disconnect_all () +{ + /* caller must hold process lock */ + + _connections.clear (); + return 0; +} + +void +Port::set_latency (nframes_t val) +{ + _latency = val; +} + +bool +Port::connected() const +{ + /* caller must hold process lock */ + return !_connections.empty(); +} + +bool +Port::connected_to (const string& portname) const +{ + /* caller must hold process lock */ + + for (set::const_iterator p = _connections.begin(); p != _connections.end(); ++p) { + if ((*p)->name() == portname) { + return true; + } + } + + return false; +} + +int +Port::get_connections (vector& names) const +{ + /* caller must hold process lock */ + int i = 0; + set::const_iterator p; + + for (i = 0, p = _connections.begin(); p != _connections.end(); ++p, ++i) { + names.push_back ((*p)->name()); + } + + return i; +} + + +//------------------------------------- + +int +PortFacade::set_name (const std::string& str) +{ + int ret; + + if (_ext_port) { + if ((ret = _ext_port->set_name (str)) == 0) { + _name = _ext_port->name(); + } + } else { + _name = str; + ret = 0; + } + + return ret; +} + +string +PortFacade::short_name () const +{ + if (_ext_port) { + return _ext_port->short_name(); + } else { + return _name; + } +} + + +int +PortFacade::reestablish () +{ + if (_ext_port) { + return _ext_port->reestablish (); + } else { + return 0; + } +} + + +int +PortFacade::reconnect() +{ + if (_ext_port) { + return _ext_port->reconnect (); + } else { + return 0; + } +} + +void +PortFacade::set_latency (nframes_t val) +{ + if (_ext_port) { + _ext_port->set_latency (val); + } else { + _latency = val; + } +} + +nframes_t +PortFacade::latency() const +{ + if (_ext_port) { + return _ext_port->latency(); + } else { + return _latency; + } +} + +nframes_t +PortFacade::total_latency() const +{ + if (_ext_port) { + return _ext_port->total_latency(); + } else { + return _latency; + } +} + +bool +PortFacade::monitoring_input() const +{ + if (_ext_port) { + return _ext_port->monitoring_input (); + } else { + return false; + } +} + +void +PortFacade::ensure_monitor_input (bool yn) +{ + if (_ext_port) { + _ext_port->ensure_monitor_input (yn); + } +} + +void +PortFacade::request_monitor_input (bool yn) +{ + if (_ext_port) { + _ext_port->request_monitor_input (yn); + } +} + +int +PortFacade::connect (Port& other) +{ + int ret; + + if (_ext_port) { + ret = _ext_port->connect (other); + } else { + ret = 0; + } + + if (ret == 0) { + ret = Port::connect (other); + } + + return ret; +} + +int +PortFacade::connect (const std::string& other) +{ + PortConnectableByName* pcn; + + if (!_ext_port) { + return -1; + } + + pcn = dynamic_cast(_ext_port); + + if (pcn) { + return pcn->connect (other); + } else { + return -1; + } +} + + +int +PortFacade::disconnect (Port& other) +{ + int reta; + int retb; + + if (_ext_port) { + reta = _ext_port->disconnect (other); + } else { + reta = 0; + } + + retb = Port::disconnect (other); + + return reta || retb; +} + +int +PortFacade::disconnect_all () +{ + int reta = 0; + int retb = 0; + + if (_ext_port) { + reta = _ext_port->disconnect_all (); + } + + retb = Port::disconnect_all (); + + return reta || retb; +} + +int +PortFacade::disconnect (const std::string& other) +{ + PortConnectableByName* pcn; + + if (!_ext_port) { + return -1; + } + + pcn = dynamic_cast(_ext_port); + + if (pcn) { + return pcn->disconnect (other); + } else { + return -1; + } +} + +bool +PortFacade::connected () const +{ + if (Port::connected()) { + return true; + } + + if (_ext_port) { + return _ext_port->connected(); + } + + return false; +} +bool +PortFacade::connected_to (const std::string& portname) const +{ + if (Port::connected_to (portname)) { + return true; + } + + if (_ext_port) { + return _ext_port->connected_to (portname); + } + + return false; + +} + +int +PortFacade::get_connections (vector& names) const +{ + int i = 0; + + if (_ext_port) { + i = _ext_port->get_connections (names); + } + + i += Port::get_connections (names); + + return i; +} + +void +PortFacade::reset () +{ + Port::reset (); + + if (_ext_port) { + _ext_port->reset (); + } +} -- cgit v1.2.3