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45 lines
920 B
C++
45 lines
920 B
C++
#ifndef __pbd_controllable_h__
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#define __pbd_controllable_h__
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#include <string>
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#include <sigc++/trackable.h>
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#include <sigc++/signal.h>
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#include <pbd/statefuldestructible.h>
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class XMLNode;
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namespace PBD {
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class Controllable : public PBD::StatefulDestructible {
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public:
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Controllable (std::string name);
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virtual ~Controllable() { Destroyed (this); }
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virtual void set_value (float) = 0;
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virtual float get_value (void) const = 0;
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virtual bool can_send_feedback() const { return true; }
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sigc::signal<void> LearningFinished;
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static sigc::signal<bool,PBD::Controllable*> StartLearning;
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static sigc::signal<void,PBD::Controllable*> StopLearning;
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static sigc::signal<void,Controllable*> Destroyed;
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sigc::signal<void> Changed;
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int set_state (const XMLNode&);
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XMLNode& get_state ();
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std::string name() const { return _name; }
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private:
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std::string _name;
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};
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}
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#endif /* __pbd_controllable_h__ */
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