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/*
Copyright (C) 2000 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.
$Id$
*/
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#include <poll.h>
#include <float.h>
#include <cerrno>
#include <ctime>
#include <cmath>
#include <iomanip>
#include <algorithm>
#include <glibmm/thread.h>
#include <pbd/xml++.h>
#include <pbd/pthread_utils.h>
#include <ardour/source.h>
#include "i18n.h"
using std::min;
using std::max;
using namespace ARDOUR;
Source::Source (string name)
{
_name = name;
_use_cnt = 0;
_timestamp = 0;
}
Source::Source (const XMLNode& node)
{
_use_cnt = 0;
_timestamp = 0;
if (set_state (node)) {
throw failed_constructor();
}
}
Source::~Source ()
{
}
XMLNode&
Source::get_state ()
{
XMLNode *node = new XMLNode ("Source");
char buf[64];
node->add_property ("name", _name);
_id.print (buf);
node->add_property ("id", buf);
if (_timestamp != 0) {
snprintf (buf, sizeof (buf), "%ld", _timestamp);
node->add_property ("timestamp", buf);
}
return *node;
}
int
Source::set_state (const XMLNode& node)
{
const XMLProperty* prop;
if ((prop = node.property ("name")) != 0) {
_name = prop->value();
} else {
return -1;
}
if ((prop = node.property ("id")) != 0) {
_id = prop->value ();
} else {
return -1;
}
if ((prop = node.property ("timestamp")) != 0) {
sscanf (prop->value().c_str(), "%ld", &_timestamp);
}
return 0;
}
void
Source::use ()
{
_use_cnt++;
}
void
Source::release ()
{
if (_use_cnt) --_use_cnt;
}
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