diff options
Diffstat (limited to 'src/engine/events/SetPolyphonyEvent.cpp')
-rw-r--r-- | src/engine/events/SetPolyphonyEvent.cpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/engine/events/SetPolyphonyEvent.cpp b/src/engine/events/SetPolyphonyEvent.cpp new file mode 100644 index 00000000..eb6550cb --- /dev/null +++ b/src/engine/events/SetPolyphonyEvent.cpp @@ -0,0 +1,79 @@ +/* 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 <raul/Maid.hpp> +#include "SetPolyphonyEvent.hpp" +#include "Responder.hpp" +#include "Engine.hpp" +#include "PatchImpl.hpp" +#include "ClientBroadcaster.hpp" +#include "util.hpp" +#include "EngineStore.hpp" +#include "PortImpl.hpp" +#include "NodeImpl.hpp" +#include "ConnectionImpl.hpp" +#include "QueuedEventSource.hpp" + +namespace Ingen { + + +SetPolyphonyEvent::SetPolyphonyEvent(Engine& engine, SharedPtr<Responder> responder, FrameTime time, QueuedEventSource* source, const string& patch_path, uint32_t poly) +: QueuedEvent(engine, responder, time, true, source), + _patch_path(patch_path), + _patch(NULL), + _poly(poly) +{ +} + + +void +SetPolyphonyEvent::pre_process() +{ + _patch = _engine.engine_store()->find_patch(_patch_path); + if (_patch && _poly > _patch->internal_polyphony()) + _patch->prepare_internal_poly(_poly); + + QueuedEvent::pre_process(); +} + + +void +SetPolyphonyEvent::execute(ProcessContext& context) +{ + QueuedEvent::execute(context); + + if (_patch) + _patch->apply_internal_poly(*_engine.maid(), _poly); + + _source->unblock(); +} + + +void +SetPolyphonyEvent::post_process() +{ + if (_patch) { + _responder->respond_ok(); + _engine.broadcaster()->send_property_change(_patch_path, "ingen:polyphony", (int32_t)_poly); + } else { + _responder->respond_error("Unable to find patch"); + } +} + + +} // namespace Ingen + |