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authorDavid Robillard <d@drobilla.net>2006-06-10 01:52:02 +0000
committerDavid Robillard <d@drobilla.net>2006-06-10 01:52:02 +0000
commit98fe0e7056e6697396249531785d3899f94d79be (patch)
tree233319008d4bfb6c8bdc546bdf4a81b87ecf7f3a /src/engine/events/MidiLearnEvent.h
parent6c8eaee73b0ea66216744f49b452e22e26fe83e1 (diff)
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More juggling
git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1
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-rw-r--r--src/engine/events/MidiLearnEvent.h84
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diff --git a/src/engine/events/MidiLearnEvent.h b/src/engine/events/MidiLearnEvent.h
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-/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
- *
- * Om 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.
- *
- * Om 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 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.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef MIDILEARNEVENT_H
-#define MIDILEARNEVENT_H
-
-#include "QueuedEvent.h"
-#include "MidiControlNode.h"
-#include "util/types.h"
-#include <string>
-using std::string;
-
-namespace Om {
-
-class Node;
-class ControlChangeEvent;
-
-
-/** Response event for a MIDI learn.
- *
- * This is a trivial event that sends a control change in it's post_process
- * method (used by MidiLearnEvent to notify clients when the learn happens)
- */
-class MidiLearnResponseEvent : public Event
-{
-public:
- MidiLearnResponseEvent(const string& port_path)
- : Event(CountedPtr<Responder>(NULL)),
- m_port_path(port_path),
- m_value(0.0f)
- {}
-
- void set_value(sample val) { m_value = val; }
- void post_process();
-
-private:
- string m_port_path;
- sample m_value;
-};
-
-
-
-/** A MIDI learn event.
- *
- * This creates a MidiLearnResponseEvent and passes it to the learning node, which
- * will push it to the post-processor once the learn happens in order to reply
- * to the client with the new port (learned controller) value.
- *
- * \ingroup engine
- */
-class MidiLearnEvent : public QueuedEvent
-{
-public:
- MidiLearnEvent(CountedPtr<Responder> responder, const string& node_path);
-
- void pre_process();
- void execute(samplecount offset);
- void post_process();
-
-private:
- string m_node_path;
- Node* m_node;
-
- /// Event to respond with when learned
- MidiLearnResponseEvent* m_response_event;
-};
-
-
-} // namespace Om
-
-#endif // MIDILEARNEVENT_H