207 lines
5.6 KiB
C++
207 lines
5.6 KiB
C++
/*
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Copyright (C) 2000 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_location_h__
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#define __ardour_location_h__
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#include <string>
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#include <list>
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#include <iostream>
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#include <map>
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#include <sys/types.h>
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#include <glibmm/thread.h>
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#include "pbd/undo.h"
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#include "pbd/stateful.h"
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#include "pbd/statefuldestructible.h"
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#include "ardour/ardour.h"
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namespace ARDOUR {
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class Location : public PBD::StatefulDestructible
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{
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public:
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enum Flags {
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IsMark = 0x1,
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IsAutoPunch = 0x2,
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IsAutoLoop = 0x4,
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IsHidden = 0x8,
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IsCDMarker = 0x10,
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IsEnd = 0x20,
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IsRangeMarker = 0x40,
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IsStart = 0x80
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};
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Location (nframes64_t sample_start,
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nframes64_t sample_end,
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const std::string &name,
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Flags bits = Flags(0))
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: _name (name),
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_start (sample_start),
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_end (sample_end),
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_flags (bits),
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_locked (false) { }
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Location () {
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_start = 0;
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_end = 0;
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_flags = Flags (0);
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_locked = false;
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}
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Location (const Location& other);
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Location (const XMLNode&);
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Location* operator= (const Location& other);
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bool locked() const { return _locked; }
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void lock() { _locked = true; changed (this); }
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void unlock() { _locked = false; changed (this); }
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nframes64_t start() const { return _start; }
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nframes64_t end() const { return _end; }
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nframes64_t length() const { return _end - _start; }
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int set_start (nframes64_t s);
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int set_end (nframes64_t e);
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int set (nframes64_t start, nframes64_t end);
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int move_to (nframes64_t pos);
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const std::string& name() const { return _name; }
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void set_name (const std::string &str) { _name = str; name_changed(this); }
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void set_auto_punch (bool yn, void *src);
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void set_auto_loop (bool yn, void *src);
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void set_hidden (bool yn, void *src);
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void set_cd (bool yn, void *src);
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void set_is_end (bool yn, void* src);
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void set_is_start (bool yn, void* src);
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void set_is_range_marker (bool yn, void* src);
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bool is_auto_punch () const { return _flags & IsAutoPunch; }
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bool is_auto_loop () const { return _flags & IsAutoLoop; }
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bool is_mark () const { return _flags & IsMark; }
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bool is_hidden () const { return _flags & IsHidden; }
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bool is_cd_marker () const { return _flags & IsCDMarker; }
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bool is_end() const { return _flags & IsEnd; }
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bool is_start() const { return _flags & IsStart; }
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bool is_range_marker() const { return _flags & IsRangeMarker; }
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bool matches (Flags f) const { return _flags & f; }
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PBD::Signal1<void,Location*> name_changed;
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PBD::Signal1<void,Location*> end_changed;
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PBD::Signal1<void,Location*> start_changed;
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PBD::Signal2<void,Location*,void*> FlagsChanged;
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/* this is sent only when both start&end change at the same time */
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PBD::Signal1<void,Location*> changed;
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/* CD Track / CD-Text info */
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std::map<std::string, std::string> cd_info;
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XMLNode& cd_info_node (const std::string &, const std::string &);
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XMLNode& get_state (void);
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int set_state (const XMLNode&, int version);
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private:
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std::string _name;
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nframes64_t _start;
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nframes64_t _end;
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Flags _flags;
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bool _locked;
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void set_mark (bool yn);
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bool set_flag_internal (bool yn, Flags flag);
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};
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class Locations : public PBD::StatefulDestructible
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{
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public:
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typedef std::list<Location *> LocationList;
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Locations ();
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~Locations ();
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const LocationList& list() { return locations; }
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void add (Location *, bool make_current = false);
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void remove (Location *);
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void clear ();
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void clear_markers ();
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void clear_ranges ();
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XMLNode& get_state (void);
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int set_state (const XMLNode&, int version);
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Location *get_location_by_id(PBD::ID);
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Location* auto_loop_location () const;
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Location* auto_punch_location () const;
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Location* end_location() const;
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Location* start_location() const;
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int next_available_name(std::string& result,std::string base);
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uint32_t num_range_markers() const;
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int set_current (Location *, bool want_lock = true);
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Location *current () const { return current_location; }
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Location *first_location_before (nframes64_t, bool include_special_ranges = false);
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Location *first_location_after (nframes64_t, bool include_special_ranges = false);
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void marks_either_side (nframes64_t const, nframes64_t &, nframes64_t &) const;
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void find_all_between (nframes64_t start, nframes64_t, LocationList&, Location::Flags);
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PBD::Signal1<void,Location*> current_changed;
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PBD::Signal0<void> changed;
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PBD::Signal1<void,Location*> added;
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PBD::Signal1<void,Location*> removed;
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PBD::Signal1<void,const PBD::PropertyChange&> StateChanged;
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template<class T> void apply (T& obj, void (T::*method)(LocationList&)) {
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Glib::Mutex::Lock lm (lock);
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(obj.*method)(locations);
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}
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template<class T1, class T2> void apply (T1& obj, void (T1::*method)(LocationList&, T2& arg), T2& arg) {
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Glib::Mutex::Lock lm (lock);
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(obj.*method)(locations, arg);
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}
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private:
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LocationList locations;
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Location *current_location;
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mutable Glib::Mutex lock;
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int set_current_unlocked (Location *);
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void location_changed (Location*);
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};
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} // namespace ARDOUR
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#endif /* __ardour_location_h__ */
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