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/*
Copyright (C) 2009 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 "pbd/enumwriter.h"
#include "ardour/mute_master.h"
#include "ardour/rc_configuration.h"
#include "i18n.h"
using namespace ARDOUR;
MuteMaster::MuteMaster (Session& s, const std::string& name)
: AutomationControl (s, Evoral::Parameter (MuteAutomation), boost::shared_ptr<AutomationList>(), name)
, _mute_point (MutePoint (0))
{
// default range for parameter is fine
_automation = new AutomationList (MuteAutomation);
set_list (boost::shared_ptr<AutomationList>(_automation));
}
void
MuteMaster::clear_mute ()
{
if (_mute_point != MutePoint (0)) {
_mute_point = MutePoint (0);
MutePointChanged (); // EMIT SIGNAL
}
}
void
MuteMaster::mute_at (MutePoint mp)
{
if ((_mute_point & mp) != mp) {
_mute_point = MutePoint (_mute_point | mp);
MutePointChanged (); // EMIT SIGNAL
}
}
void
MuteMaster::unmute_at (MutePoint mp)
{
if ((_mute_point & mp) == mp) {
_mute_point = MutePoint (_mute_point & ~mp);
MutePointChanged (); // EMIT SIGNAL
}
}
void
MuteMaster::mute (bool yn)
{
/* convenience wrapper around AutomationControl method */
if (yn) {
set_value ((float) 0xffff);
} else {
set_value (0.0f);
}
}
gain_t
MuteMaster::mute_gain_at (MutePoint mp) const
{
if (_mute_point & mp) {
return Config->get_solo_mute_gain ();
} else {
return 1.0;
}
}
void
MuteMaster::set_value (float f)
{
MutePoint old = _mute_point;
_mute_point = (MutePoint) (rint (f));
if (old != _mute_point) {
MutePointChanged (); // EMIT SIGNAL
}
}
float
MuteMaster::get_value () const
{
return (float) _mute_point;
}
int
MuteMaster::set_state (const XMLNode& node, int /*version*/)
{
const XMLProperty* prop;
if ((prop = node.property ("mute-point")) != 0) {
_mute_point = (MutePoint) string_2_enum (prop->value(), _mute_point);
}
return 0;
}
XMLNode&
MuteMaster::get_state()
{
XMLNode* node = new XMLNode (X_("MuteMaster"));
node->add_property ("mute-point", enum_2_string (_mute_point));
return *node;
}
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