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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.
*/
#ifndef __ardour_mute_master_h__
#define __ardour_mute_master_h__
#include "evoral/Parameter.hpp"
#include "pbd/signals.h"
#include "pbd/stateful.h"
#include <string>
namespace ARDOUR {
class Session;
class MuteMaster : public PBD::Stateful
{
public:
enum MutePoint {
PreFader = 0x1,
PostFader = 0x2,
Listen = 0x4,
Main = 0x8
};
static const MutePoint AllPoints;
MuteMaster (Session& s, const std::string& name);
~MuteMaster() {}
bool self_muted() const { return _self_muted && (_mute_point != MutePoint (0)); }
bool muted_by_others() const { return _muted_by_others && (_mute_point != MutePoint (0)); }
bool muted() const { return (_self_muted || (_muted_by_others > 0)) && (_mute_point != MutePoint (0)); }
bool muted_at (MutePoint mp) const { return (_self_muted || (_muted_by_others > 0)) && (_mute_point & mp); }
bool muted_pre_fader() const { return muted_at (PreFader); }
bool muted_post_fader() const { return muted_at (PostFader); }
bool muted_listen() const { return muted_at (Listen); }
bool muted_main () const { return muted_at (Main); }
gain_t mute_gain_at (MutePoint) const;
void set_self_muted (bool yn) { _self_muted = yn; }
void mod_muted_by_others (int delta);
void clear_mute ();
void mute_at (MutePoint);
void unmute_at (MutePoint);
void set_mute_points (const std::string& mute_point);
void set_mute_points (MutePoint);
MutePoint mute_points() const { return _mute_point; }
PBD::Signal0<void> MutePointChanged;
XMLNode& get_state();
int set_state(const XMLNode&, int version);
private:
MutePoint _mute_point;
bool _self_muted;
uint32_t _muted_by_others;
};
} // namespace ARDOUR
#endif /*__ardour_mute_master_h__ */
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