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Diffstat (limited to 'src/engine/events/MidiLearnEvent.cpp')
-rw-r--r-- | src/engine/events/MidiLearnEvent.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/src/engine/events/MidiLearnEvent.cpp b/src/engine/events/MidiLearnEvent.cpp new file mode 100644 index 00000000..2f37f30d --- /dev/null +++ b/src/engine/events/MidiLearnEvent.cpp @@ -0,0 +1,89 @@ +/* This file is part of Ingen. + * Copyright (C) 2007 Dave Robillard <http://drobilla.net> + * + * Ingen 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. + * + * Ingen 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., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "MidiLearnEvent.hpp" +#include "Responder.hpp" +#include "Engine.hpp" +#include "EngineStore.hpp" +#include "NodeImpl.hpp" +#include "MidiControlNode.hpp" +#include "ClientBroadcaster.hpp" +#include "PluginImpl.hpp" + +namespace Ingen { + + +// MidiLearnResponseEvent + +void +MidiLearnResponseEvent::post_process() +{ + _engine.broadcaster()->send_port_value(_port_path, _value); +} + + + +// MidiLearnEvent + +MidiLearnEvent::MidiLearnEvent(Engine& engine, SharedPtr<Responder> responder, SampleCount timestamp, const string& node_path) +: QueuedEvent(engine, responder, timestamp), + _node_path(node_path), + _node(NULL), + _response_event(NULL) +{ +} + + +void +MidiLearnEvent::pre_process() +{ + _node = _engine.engine_store()->find_node(_node_path); + _response_event = new MidiLearnResponseEvent(_engine, _node_path + "/Controller_Number", _time); + + QueuedEvent::pre_process(); +} + + +void +MidiLearnEvent::execute(ProcessContext& context) +{ + QueuedEvent::execute(context); + + // FIXME: this isn't very good at all. + if (_node != NULL && _node->plugin_impl()->type() == Plugin::Internal + && _node->plugin_impl()->uri() == "ingen:control_node") { + ((MidiControlNode*)_node)->learn(_response_event); + } +} + + +void +MidiLearnEvent::post_process() +{ + if (_node != NULL) { + _responder->respond_ok(); + } else { + string msg = "Did not find node '"; + msg.append(_node_path).append("' for MIDI learn."); + _responder->respond_error(msg); + } +} + + +} // namespace Ingen + + |