ardour/libs/ardour/latent.cc

57 lines
1.5 KiB
C++

/*
* Copyright (C) 2019 Robin Gareus <robin@gareus.org>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "pbd/xml++.h"
#include "ardour/latent.h"
using namespace ARDOUR;
bool ARDOUR::Latent::_zero_latency = false;
PBD::Signal0<void> Latent::DisableSwitchChanged;
Latent::Latent ()
: HasLatency ()
, _use_user_latency (false)
, _user_latency (0)
{}
Latent::Latent (Latent const& other)
: HasLatency ()
, _use_user_latency (other._use_user_latency)
, _user_latency (other._user_latency)
{}
int
Latent::set_state (const XMLNode& node, int version)
{
node.get_property ("user-latency", _user_latency);
if (!node.get_property ("use-user-latency", _use_user_latency)) {
_use_user_latency = _user_latency > 0;
}
return 0;
}
void
Latent::add_state (XMLNode* node) const
{
node->set_property ("user-latency", _user_latency);
node->set_property ("use-user-latency", _use_user_latency);
}