From 98fe0e7056e6697396249531785d3899f94d79be Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sat, 10 Jun 2006 01:52:02 +0000
Subject: More juggling

git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1
---
 src/libs/engine/events/SetPortValueEvent.cpp | 104 +++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/libs/engine/events/SetPortValueEvent.cpp

(limited to 'src/libs/engine/events/SetPortValueEvent.cpp')

diff --git a/src/libs/engine/events/SetPortValueEvent.cpp b/src/libs/engine/events/SetPortValueEvent.cpp
new file mode 100644
index 00000000..964cd9ca
--- /dev/null
+++ b/src/libs/engine/events/SetPortValueEvent.cpp
@@ -0,0 +1,104 @@
+/* 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 "SetPortValueEvent.h"
+#include "Responder.h"
+#include "Om.h"
+#include "OmApp.h"
+#include "PortBase.h"
+#include "PortInfo.h"
+#include "ClientBroadcaster.h"
+#include "Node.h"
+#include "ObjectStore.h"
+
+namespace Om {
+
+
+/** Voice-specific control setting
+ */
+SetPortValueEvent::SetPortValueEvent(CountedPtr<Responder> responder, size_t voice_num, const string& port_path, sample val)
+: Event(responder),
+  m_voice_num(voice_num),
+  m_port_path(port_path),
+  m_val(val),
+  m_port(NULL),
+  m_error(NO_ERROR)
+{
+}
+
+
+SetPortValueEvent::SetPortValueEvent(CountedPtr<Responder> responder, const string& port_path, sample val)
+: Event(responder),
+  m_voice_num(-1),
+  m_port_path(port_path),
+  m_val(val),
+  m_port(NULL),
+  m_error(NO_ERROR)
+{
+}
+
+
+void
+SetPortValueEvent::execute(samplecount offset)
+{
+	if (m_port == NULL)
+		m_port = om->object_store()->find_port(m_port_path);
+
+	if (m_port == NULL) {
+		m_error = PORT_NOT_FOUND;
+	} else if (!m_port->port_info()->is_audio() && !m_port->port_info()->is_control()) {
+		m_error = TYPE_MISMATCH;
+	} else {
+		if (m_voice_num == -1) 
+			((PortBase<sample>*)m_port)->set_value(m_val, offset);
+		else
+			((PortBase<sample>*)m_port)->set_value(m_voice_num, m_val, offset);
+			//((PortBase<sample>*)m_port)->buffer(m_voice_num)->set(m_val, offset); // FIXME: check range
+	}
+}
+
+
+void
+SetPortValueEvent::post_process()
+{
+	if (m_error == NO_ERROR) {
+		assert(m_port != NULL);
+		
+		m_responder->respond_ok();
+		om->client_broadcaster()->send_control_change(m_port_path, m_val);
+		
+		// Send patch port control change, if this is a bridge port
+		Port* parent_port = m_port->parent_node()->as_port();
+		if (parent_port != NULL) {
+			assert(parent_port->port_info()->is_control() || parent_port->port_info()->is_audio());
+			om->client_broadcaster()->send_control_change(parent_port->path(), m_val);
+		}
+
+	} else if (m_error == PORT_NOT_FOUND) {
+		string msg = "Unable to find port ";
+		msg.append(m_port_path).append(" for set_port_value");
+		m_responder->respond_error(msg);
+	
+	} else if (m_error == TYPE_MISMATCH) {
+		string msg = "Attempt to set ";
+		msg.append(m_port_path).append(" to incompatible type");
+		m_responder->respond_error(msg);
+	}
+}
+
+
+} // namespace Om
+
-- 
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