1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/*
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/slavable_automation_control.h"
#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, boost::weak_ptr<AutomationControl>);
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__ */
|