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/*
* Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the licence, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <glib.h>
#include <glib-object.h>
#include <alsa/asoundlib.h>
#include "alsa-element.h"
G_DEFINE_INTERFACE (AlsaElement, alsa_element, G_TYPE_OBJECT)
static void
alsa_element_default_init (AlsaElementInterface *iface)
{
}
snd_mixer_elem_t *
alsa_element_get_snd_element (AlsaElement *element)
{
g_return_val_if_fail (ALSA_IS_ELEMENT (element), NULL);
return ALSA_ELEMENT_GET_INTERFACE (element)->get_snd_element (element);
}
void
alsa_element_set_snd_element (AlsaElement *element, snd_mixer_elem_t *el)
{
g_return_if_fail (ALSA_IS_ELEMENT (element));
ALSA_ELEMENT_GET_INTERFACE (element)->set_snd_element (element, el);
}
gboolean
alsa_element_load (AlsaElement *element)
{
g_return_val_if_fail (ALSA_IS_ELEMENT (element), FALSE);
return ALSA_ELEMENT_GET_INTERFACE (element)->load (element);
}
void
alsa_element_close (AlsaElement *element)
{
AlsaElementInterface *iface;
g_return_if_fail (ALSA_IS_ELEMENT (element));
/* Close the element by unsetting the ALSA element and optionally calling
* a closing function */
alsa_element_set_snd_element (element, NULL);
iface = ALSA_ELEMENT_GET_INTERFACE (element);
if (iface->close != NULL)
iface->close (element);
}
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