More juggling

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

1 files changed, 56 insertions, 0 deletions

diff --git a/src/libs/engine/events/SetPortValueEvent.h b/src/libs/engine/events/SetPortValueEvent.h
new file mode 100644
index 00000000..0a9614b9
--- /dev/null
+++ b/src/libs/engine/events/SetPortValueEvent.h
@@ -0,0 +1,56 @@
+/* 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
+ */
+
+#ifndef SETPORTVALUEEVENT_H
+#define SETPORTVALUEEVENT_H
+
+#include <string>
+#include "Event.h"
+#include "util/types.h"
+using std::string;
+
+namespace Om {
+
+class Port;
+
+
+/** An event to change the value of a port.
+ *
+ * \ingroup engine
+ */
+class SetPortValueEvent : public Event
+{
+public:
+	SetPortValueEvent(CountedPtr<Responder> responder, const string& port_path, sample val);
+	SetPortValueEvent(CountedPtr<Responder> responder, size_t voice_num, const string& port_path, sample val);
+
+	void execute(samplecount offset);
+	void post_process();
+
+private:
+	enum ErrorType { NO_ERROR, PORT_NOT_FOUND, TYPE_MISMATCH };
+	
+	int       m_voice_num;
+	string    m_port_path;
+	float     m_val;
+	Port*     m_port;
+	ErrorType m_error;
+};
+
+
+} // namespace Om
+
+#endif // SETPORTVALUEEVENT_H