2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_region_factory_h__
21 #define __ardour_region_factory_h__
25 #include <glibmm/thread.h>
28 #include "pbd/signals.h"
30 #include "ardour/types.h"
31 #include "ardour/region.h"
43 typedef std::map<PBD::ID,boost::shared_ptr<Region> > RegionMap;
45 static boost::shared_ptr<Region> wholefile_region_by_name (const std::string& name);
46 static boost::shared_ptr<Region> region_by_id (const PBD::ID&);
47 static boost::shared_ptr<Region> region_by_name (const std::string& name);
48 static const RegionMap all_regions() { return region_map; }
49 static void clear_map ();
51 /** This is emitted only when a new id is assigned. Therefore,
52 in a pure Region copy, it will not be emitted.
54 It must be emitted using a derived instance of Region, not Region
55 itself, to permit dynamic_cast<> to be used to
56 infer the type of Region.
58 static PBD::Signal1<void,boost::shared_ptr<Region> > CheckNewRegion;
60 /** create a "pure copy" of Region @param other */
61 static boost::shared_ptr<Region> create (boost::shared_ptr<const Region> other, bool announce = false);
63 /** create a region from a single Source */
64 static boost::shared_ptr<Region> create (boost::shared_ptr<Source>,
65 const PBD::PropertyList&, bool announce = true);
66 /** create a region from a multiple sources */
67 static boost::shared_ptr<Region> create (const SourceList &,
68 const PBD::PropertyList&, bool announce = true);
69 /** create a copy of @other starting at zero within @param other's sources */
70 static boost::shared_ptr<Region> create (boost::shared_ptr<Region> other,
71 const PBD::PropertyList&, bool announce = true);
72 /** create a copy of @param other starting at @param offset within @param other */
73 static boost::shared_ptr<Region> create (boost::shared_ptr<Region> other, frameoffset_t offset,
74 const PBD::PropertyList&, bool announce = true);
75 /** create a "copy" of @param other but using a different set of sources @param srcs */
76 static boost::shared_ptr<Region> create (boost::shared_ptr<Region> other, const SourceList& srcs,
77 const PBD::PropertyList&, bool announce = true);
79 /** create a region with no sources, using XML state */
80 static boost::shared_ptr<Region> create (Session&, XMLNode&, bool);
81 /** create a region with specified sources @param srcs and XML state */
82 static boost::shared_ptr<Region> create (SourceList& srcs, const XMLNode&);
84 static void get_regions_using_source (boost::shared_ptr<Source>, std::set<boost::shared_ptr<Region> >& );
86 static void map_remove (boost::shared_ptr<Region>);
87 static void map_remove_with_equivalents (boost::shared_ptr<Region>);
88 static void delete_all_regions ();
89 static const RegionMap& regions() { return region_map; }
90 static uint32_t nregions ();
92 static int region_name (std::string &, std::string, bool new_level = false);
93 static std::string new_region_name (std::string);
97 static boost::shared_ptr<Region> create (boost::shared_ptr<Region>, frameoffset_t offset,
99 const PBD::PropertyList&, bool announce = true);
101 static void region_changed (PBD::PropertyChange const &, boost::weak_ptr<Region>);
103 static Glib::StaticMutex region_map_lock;
105 static RegionMap region_map;
106 static void map_add (boost::shared_ptr<Region>);
108 static Glib::StaticMutex region_name_map_lock;
110 static std::map<std::string, uint32_t> region_name_map;
111 static void update_region_name_map (boost::shared_ptr<Region>);
113 static PBD::ScopedConnectionList region_list_connections;
118 #endif /* __ardour_region_factory_h__ */