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Diffstat (limited to 'libs/ardour/ardour/location.h')
| -rw-r--r-- | libs/ardour/ardour/location.h | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/libs/ardour/ardour/location.h b/libs/ardour/ardour/location.h new file mode 100644 index 0000000000..1da67c78da --- /dev/null +++ b/libs/ardour/ardour/location.h @@ -0,0 +1,193 @@ +/* + Copyright (C) 2000 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. + + $Id$ +*/ + +#ifndef __ardour_location_h__ +#define __ardour_location_h__ + +#include <string> +#include <list> +#include <iostream> +#include <map> + +#include <sys/types.h> +#include <pthread.h> +#include <sigc++/signal.h> + +#include <pbd/lockmonitor.h> +#include <pbd/undo.h> + +#include "ardour.h" +#include "stateful.h" +#include "state_manager.h" + +using std::string; + +namespace ARDOUR { + +class Location : public Stateful, public sigc::trackable +{ + public: + enum Flags { + IsMark = 0x1, + IsAutoPunch = 0x2, + IsAutoLoop = 0x4, + IsHidden = 0x8, + IsCDMarker = 0x10, + IsEnd = 0x20 + }; + + Location (jack_nframes_t sample_start, + jack_nframes_t sample_end, + const string &name, + Flags bits = Flags(0)) + + : _name (name), + _start (sample_start), + _end (sample_end), + _flags (bits) { } + + Location () { + _start = 0; + _end = 0; + _flags = 0; + } + + Location (const Location& other); + Location* operator= (const Location& other); + + jack_nframes_t start() { return _start; } + jack_nframes_t end() { return _end; } + jack_nframes_t length() { return _end - _start; } + + int set_start (jack_nframes_t s); + int set_end (jack_nframes_t e); + int set (jack_nframes_t start, jack_nframes_t end); + + const string& name() { return _name; } + void set_name (const string &str) { _name = str; name_changed(this); } + + void set_auto_punch (bool yn, void *src); + void set_auto_loop (bool yn, void *src); + void set_hidden (bool yn, void *src); + void set_cd (bool yn, void *src); + void set_is_end (bool yn, void* src); + + bool is_auto_punch () { return _flags & IsAutoPunch; } + bool is_auto_loop () { return _flags & IsAutoLoop; } + bool is_mark () { return _flags & IsMark; } + bool is_hidden () { return _flags & IsHidden; } + bool is_cd_marker () { return _flags & IsCDMarker; } + bool is_end() { return _flags & IsEnd; } + + sigc::signal<void,Location*> name_changed; + sigc::signal<void,Location*> end_changed; + sigc::signal<void,Location*> start_changed; + + sigc::signal<void,Location*,void*> FlagsChanged; + + /* this is sent only when both start&end change at the same time */ + + sigc::signal<void,Location*> changed; + + /* CD Track / CD-Text info */ + + std::map<string, string> cd_info; + XMLNode& cd_info_node (const string &, const string &); + + XMLNode& get_state (void); + int set_state (const XMLNode&); + + private: + string _name; + jack_nframes_t _start; + jack_nframes_t _end; + uint32_t _flags; + + void set_mark (bool yn); + bool set_flag_internal (bool yn, Flags flag); +}; + +class Locations : public Stateful, public StateManager +{ + public: + typedef std::list<Location *> LocationList; + + Locations (); + ~Locations (); + + void add (Location *, bool make_current = false); + void remove (Location *); + void clear (); + void clear_markers (); + void clear_ranges (); + + XMLNode& get_state (void); + int set_state (const XMLNode&); + + Location* auto_loop_location () const; + Location* auto_punch_location () const; + Location* end_location() const; + + int set_current (Location *, bool want_lock = true); + Location *current () const { return current_location; } + + Location *first_location_before (jack_nframes_t); + Location *first_location_after (jack_nframes_t); + + sigc::signal<void,Location*> current_changed; + sigc::signal<void> changed; + sigc::signal<void,Location*> added; + sigc::signal<void,Location*> removed; + + template<class T> void apply (T& obj, void (T::*method)(LocationList&)) { + LockMonitor lm (lock, __LINE__, __FILE__); + (obj.*method)(locations); + } + + template<class T1, class T2> void apply (T1& obj, void (T1::*method)(LocationList&, T2& arg), T2& arg) { + LockMonitor lm (lock, __LINE__, __FILE__); + (obj.*method)(locations, arg); + } + + UndoAction get_memento () const; + + private: + + struct State : public ARDOUR::StateManager::State { + LocationList locations; + LocationList states; + + State (std::string why) : ARDOUR::StateManager::State (why) {} + }; + + LocationList locations; + Location *current_location; + PBD::Lock lock; + + int set_current_unlocked (Location *); + void location_changed (Location*); + + Change restore_state (StateManager::State&); + StateManager::State* state_factory (std::string why) const; +}; + +}; /* namespace ARDOUR */ + +#endif /* __ardour_location_h__ */ |