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
+