diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2016-04-08 16:51:34 -0400 |
---|---|---|
committer | Paul Davis <paul@linuxaudiosystems.com> | 2016-05-31 15:30:40 -0400 |
commit | 4aa1c242ab1e1bf4fc3575c5d88a22824976a04f (patch) | |
tree | f71d4c56255a9c72bfd582668d03caed1d2c731c /libs/ardour/ardour/solo_isolate_control.h | |
parent | 653ae4acd639fef149314fe6f8c7a0d862afae40 (diff) |
add new files to source tree
Diffstat (limited to 'libs/ardour/ardour/solo_isolate_control.h')
-rw-r--r-- | libs/ardour/ardour/solo_isolate_control.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/libs/ardour/ardour/solo_isolate_control.h b/libs/ardour/ardour/solo_isolate_control.h new file mode 100644 index 0000000000..cb8ea8b507 --- /dev/null +++ b/libs/ardour/ardour/solo_isolate_control.h @@ -0,0 +1,90 @@ +/* + Copyright (C) 2016 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_solo_isolate_control_h__ +#define __ardour_solo_isolate_control_h__ + +#include <string> + +#include <boost/shared_ptr.hpp> + +#include "ardour/libardour_visibility.h" + +class XMLNode; + +namespace ARDOUR { + +class Session; +class Soloable; +class Muteable; + +class LIBARDOUR_API SoloIsolateControl : public SlavableAutomationControl +{ + public: + SoloIsolateControl (Session& session, std::string const & name, Soloable& soloable, Muteable& m); + + double get_value () const; + + /* Export additional API so that objects that only get access + * to a Controllable/AutomationControl can do more fine-grained + * operations with respect to solo isolate. Obviously, they would need + * to dynamic_cast<SoloControl> first. + * + * Solo Isolate state is not representable by a single scalar value, + * so set_value() and get_value() is not enough. + * + * This means that the Controllable is technically + * asymmetric. It is possible to call ::set_value (0.0) to + * disable (self)solo, and then call ::get_value() and get a + * return of 1.0 because the control is isolated by + * upstream/downstream or a master. + */ + + void mod_solo_isolated_by_upstream (int32_t delta); + + /* API to check different aspects of solo isolate substate + */ + + uint32_t solo_isolated_by_upstream () const { + return _solo_isolated_by_upstream; + } + bool self_solo_isolated () const { + return _solo_isolated; + } + bool solo_isolated() const { return self_solo_isolated() || solo_isolated_by_upstream(); } + + int set_state (XMLNode const&, int); + XMLNode& get_state (); + + protected: + void master_changed (bool from_self, PBD::Controllable::GroupControlDisposition gcd); + void actually_set_value (double, PBD::Controllable::GroupControlDisposition group_override); + + private: + Soloable& _soloable; + Muteable& _muteable; + bool _solo_isolated; + uint32_t _solo_isolated_by_upstream; + + void set_solo_isolated (bool yn, Controllable::GroupControlDisposition group_override); + +}; + +} /* namespace */ + +#endif /* __libardour_solo_isolate_control_h__ */ |