diff options
Diffstat (limited to 'libs/ardour/port_set.cc')
-rw-r--r-- | libs/ardour/port_set.cc | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/libs/ardour/port_set.cc b/libs/ardour/port_set.cc new file mode 100644 index 0000000000..22fb032c09 --- /dev/null +++ b/libs/ardour/port_set.cc @@ -0,0 +1,111 @@ +/* + Copyright (C) 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 <ardour/port_set.h> + +namespace ARDOUR { + +PortSet::PortSet() +{ + for (size_t i=0; i < DataType::num_types; ++i) + _ports.push_back( PortVec() ); +} + +static bool sort_ports_by_name (Port* a, Port* b) +{ + return (a->name() < b->name()); +} + +void +PortSet::add_port(Port* port) +{ + const size_t list_index = port->type().to_index(); + assert(list_index < _ports.size()); + + PortVec& v = _ports[list_index]; + + v.push_back(port); + sort(v.begin(), v.end(), sort_ports_by_name); + + _chan_count.set_count(port->type(), _chan_count.get_count(port->type()) + 1); + + assert(_chan_count.get_count(port->type()) == _ports[port->type().to_index()].size()); +} + + +/** Get the total number of ports (of all types) in the PortSet + */ +size_t +PortSet::num_ports() const +{ + size_t ret = 0; + + for (std::vector<PortVec>::const_iterator l = _ports.begin(); l != _ports.end(); ++l) + ret += (*l).size(); + + return ret; +} + +bool +PortSet::contains(const Port* port) const +{ + for (std::vector<PortVec>::const_iterator l = _ports.begin(); l != _ports.end(); ++l) + if (find((*l).begin(), (*l).end(), port) != (*l).end()) + return true; + + return false; +} + +Port* +PortSet::port(size_t n) const +{ + // This is awesome + + size_t size_so_far = 0; + + for (std::vector<PortVec>::const_iterator l = _ports.begin(); l != _ports.end(); ++l) { + if (n < size_so_far + (*l).size()) + return (*l)[n - size_so_far]; + else + size_so_far += (*l).size(); + } + + return NULL; // n out of range +} + +Port* +PortSet::nth_port_of_type(DataType type, size_t n) const +{ + const PortVec& v = _ports[type.to_index()]; + assert(n < v.size()); + return v[n]; +} + +AudioPort* +PortSet::nth_audio_port(size_t n) const +{ + return dynamic_cast<AudioPort*>(nth_port_of_type(DataType::AUDIO, n)); +} + +MidiPort* +PortSet::nth_midi_port(size_t n) const +{ + return dynamic_cast<MidiPort*>(nth_port_of_type(DataType::MIDI, n)); +} + +} // namepace ARDOUR |