117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
/*
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Copyright (C) 2000-2007 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_automatable_h__
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#define __ardour_automatable_h__
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#include <map>
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#include <set>
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#include <string>
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#include <boost/shared_ptr.hpp>
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#include "evoral/ControlSet.hpp"
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#include "ardour/types.h"
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class XMLNode;
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namespace ARDOUR {
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class Session;
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class AutomationControl;
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/** Note this class is abstract, actual objects must either be
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* an AutomatableControls or an AutomatableSequence
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*/
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class Automatable : virtual public Evoral::ControlSet
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{
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public:
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Automatable(Session&);
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Automatable();
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virtual ~Automatable() {}
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boost::shared_ptr<Evoral::Control>
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control_factory(const Evoral::Parameter& id);
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boost::shared_ptr<AutomationControl>
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automation_control (const Evoral::Parameter& id, bool create_if_missing=false);
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boost::shared_ptr<const AutomationControl>
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automation_control (const Evoral::Parameter& id) const;
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virtual void add_control(boost::shared_ptr<Evoral::Control>);
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virtual void automation_snapshot(nframes_t now, bool force);
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virtual void transport_stopped (sframes_t now);
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virtual std::string describe_parameter(Evoral::Parameter param);
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AutoState get_parameter_automation_state (Evoral::Parameter param, bool lock = true);
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virtual void set_parameter_automation_state (Evoral::Parameter param, AutoState);
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AutoStyle get_parameter_automation_style (Evoral::Parameter param);
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void set_parameter_automation_style (Evoral::Parameter param, AutoStyle);
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void protect_automation ();
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void what_has_visible_data(std::set<Evoral::Parameter>&) const;
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const std::set<Evoral::Parameter>& what_can_be_automated() const { return _can_automate_list; }
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void mark_automation_visible(Evoral::Parameter, bool);
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inline bool should_snapshot (nframes_t now) {
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return (_last_automation_snapshot > now
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|| (now - _last_automation_snapshot) > _automation_interval);
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}
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static void set_automation_interval (jack_nframes_t frames) {
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_automation_interval = frames;
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}
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static jack_nframes_t automation_interval() {
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return _automation_interval;
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}
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typedef Evoral::ControlSet::Controls Controls;
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int set_automation_state (const XMLNode&, Evoral::Parameter default_param);
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XMLNode& get_automation_state();
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protected:
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Session& _a_session;
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void can_automate(Evoral::Parameter);
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virtual void auto_state_changed (Evoral::Parameter /*which*/) {}
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int load_automation (const std::string& path);
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int old_set_automation_state(const XMLNode&);
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std::set<Evoral::Parameter> _visible_controls;
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std::set<Evoral::Parameter> _can_automate_list;
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nframes_t _last_automation_snapshot;
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static nframes_t _automation_interval;
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};
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} // namespace ARDOUR
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#endif /* __ardour_automatable_h__ */
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