1 files changed, 96 insertions, 0 deletions
diff --git a/libs/evoral/evoral/MIDIXML.h b/libs/evoral/evoral/MIDIXML.h
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+++ b/libs/evoral/evoral/MIDIXML.h
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+/*
+ * Copyright (C) 2016 David Robillard <d@drobilla.net>
+ *
+ * This program 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.
+ *
+ * This program 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 more 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef EVORAL_MIDI_XML_HPP
+#define EVORAL_MIDI_XML_HPP
+
+#include "evoral/Event.h"
+#include "pbd/xml++.h"
+
+namespace Evoral {
+namespace MIDIXML {
+
+template<typename Time>
+bool
+xml_to_midi(const XMLNode& node, Evoral::Event<Time>& ev)
+{
+	if (node.name() == "ControlChange") {
+		ev.set_type(MIDI_CMD_CONTROL);
+		ev.set_cc_number(atoi(node.property("Control")->value().c_str()));
+		ev.set_cc_value(atoi(node.property("Value")->value().c_str()));
+		return true;
+	} else if (node.name() == "ProgramChange") {
+		ev.set_type(MIDI_CMD_PGM_CHANGE);
+		ev.set_pgm_number(atoi(node.property("Number")->value().c_str()));
+		return true;
+	}
+
+	return false;
+}
+
+template<typename Time>
+boost::shared_ptr<XMLNode>
+midi_to_xml(const Evoral::Event<Time>& ev)
+{
+	XMLNode* result = 0;
+
+	switch (ev.type()) {
+	case MIDI_CMD_CONTROL:
+		result = new XMLNode("ControlChange");
+		result->add_property("Channel", long(ev.channel()));
+		result->add_property("Control", long(ev.cc_number()));
+		result->add_property("Value",   long(ev.cc_value()));
+		break;
+
+	case MIDI_CMD_PGM_CHANGE:
+		result = new XMLNode("ProgramChange");
+		result->add_property("Channel", long(ev.channel()));
+		result->add_property("Number",  long(ev.pgm_number()));
+		break;
+
+	case MIDI_CMD_NOTE_ON:
+		result = new XMLNode("NoteOn");
+		result->add_property("Channel",  long(ev.channel()));
+		result->add_property("Note",     long(ev.note()));
+		result->add_property("Velocity", long(ev.velocity()));
+		break;
+
+	case MIDI_CMD_NOTE_OFF:
+		result = new XMLNode("NoteOff");
+		result->add_property("Channel",  long(ev.channel()));
+		result->add_property("Note",     long(ev.note()));
+		result->add_property("Velocity", long(ev.velocity()));
+		break;
+
+	case MIDI_CMD_BENDER:
+		result = new XMLNode("PitchBendChange");
+		result->add_property("Channel", long(ev.channel()));
+		result->add_property("Value",   long(ev.pitch_bender_value()));
+		break;
+
+	default:
+		return boost::shared_ptr<XMLNode>();
+	}
+
+	return boost::shared_ptr<XMLNode>(result);
+}
+
+} // namespace MIDIXML
+} // namespace Evoral
+
+#endif // EVORAL_MIDI_XML_HPP