More juggling

git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 77 insertions, 0 deletions

diff --git a/src/libs/engine/events/DSSIProgramEvent.cpp b/src/libs/engine/events/DSSIProgramEvent.cpp
new file mode 100644
index 00000000..eb68ef77
--- /dev/null
+++ b/src/libs/engine/events/DSSIProgramEvent.cpp
@@ -0,0 +1,77 @@
+/* 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
+ */
+
+#include "DSSIProgramEvent.h"
+#include <cstdio>
+#include <iostream>
+#include "Om.h"
+#include "OmApp.h"
+#include "Node.h"
+#include "ClientBroadcaster.h"
+#include "Plugin.h"
+#include "ObjectStore.h"
+using std::cout; using std::cerr; using std::endl;
+
+
+namespace Om {
+
+
+DSSIProgramEvent::DSSIProgramEvent(CountedPtr<Responder> responder, const string& node_path, int bank, int program)
+: QueuedEvent(responder),
+  m_node_path(node_path),
+  m_bank(bank),
+  m_program(program),
+  m_node(NULL)
+{
+}
+
+
+void
+DSSIProgramEvent::pre_process()
+{
+	Node* node = om->object_store()->find_node(m_node_path);
+
+	if (node != NULL && node->plugin()->type() == Plugin::DSSI)
+		m_node = (DSSIPlugin*)node;
+
+	QueuedEvent::pre_process();
+}
+
+	
+void
+DSSIProgramEvent::execute(samplecount offset)
+{
+	if (m_node != NULL)
+		m_node->program(m_bank, m_program);
+}
+
+
+void
+DSSIProgramEvent::post_process()
+{
+	if (m_node == NULL) {
+		cerr << "Unable to find DSSI node " << m_node_path << endl;
+	} else {
+		// sends program as metadata in the form bank/program
+		char* temp_buf = new char[16];
+		snprintf(temp_buf, 16, "%d/%d", m_bank, m_program);
+		om->client_broadcaster()->send_metadata_update(m_node_path, "dssi-program", temp_buf);
+	}
+}
+
+
+} // namespace Om
+