From 254b434f0a79fea54bd963e8ff2e845a5b0cd3a6 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Mon, 19 Mar 2012 20:16:46 +0000
Subject: Partially functioning communication between Ingen LV2 plugin and UI.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@4078 a436a847-0d15-0410-975c-d299462d15a1
---
 src/shared/AtomReader.cpp | 83 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 src/shared/AtomReader.cpp

(limited to 'src/shared/AtomReader.cpp')

diff --git a/src/shared/AtomReader.cpp b/src/shared/AtomReader.cpp
new file mode 100644
index 00000000..009aace6
--- /dev/null
+++ b/src/shared/AtomReader.cpp
@@ -0,0 +1,83 @@
+/* This file is part of Ingen.
+ * Copyright 2012 David 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 <iostream>
+#include <utility>
+
+#include "ingen/shared/AtomReader.hpp"
+#include "lv2/lv2plug.in/ns/ext/atom/util.h"
+#include "raul/log.hpp"
+
+namespace Ingen {
+namespace Shared {
+
+AtomReader::AtomReader(LV2URIMap& map, URIs& uris, Forge& forge, Interface& iface)
+	: _map(map)
+	, _uris(uris)
+	, _forge(forge)
+	, _iface(iface)
+{
+}
+
+void
+AtomReader::write(const LV2_Atom* msg)
+{
+	if (msg->type != _uris.atom_Blank) {
+		Raul::warn << "Unknown message type " << msg->type << std::endl;
+		return;
+	}
+
+	const LV2_Atom_Object* obj     = (const LV2_Atom_Object*)msg;
+	const LV2_Atom*        subject = NULL;
+
+	lv2_object_get(obj, (LV2_URID)_uris.patch_subject, &subject, NULL);
+	const char* subject_uri = subject ? (const char*)LV2_ATOM_BODY(subject) : NULL;
+	if (obj->body.otype == _uris.patch_Get) {
+		Raul::warn << "ATOM GET " << subject_uri << std::endl;
+		_iface.set_response_id(1);
+		_iface.get(subject_uri);
+	} else if (obj->body.otype == _uris.patch_Put) {
+		Raul::warn << "PUT" << std::endl;
+		const LV2_Atom_Object* body = NULL;
+		lv2_object_get(obj, (LV2_URID)_uris.patch_body, &body, 0);
+		if (!body) {
+			Raul::warn << "NO BODY" << std::endl;
+			return;
+		}
+
+		Ingen::Resource::Properties props;
+		LV2_OBJECT_FOREACH(body, i) {
+			LV2_Atom_Property_Body* p = lv2_object_iter_get(i);
+			props.insert(std::make_pair(_map.unmap_uri(p->key),
+			                            _forge.alloc(p->value.size,
+			                                         p->value.type,
+			                                         LV2_ATOM_BODY(&p->value))));
+		}
+
+		if (subject_uri) {
+			_iface.put(subject_uri, props);
+		} else {
+			Raul::warn << "Put message has no subject, ignored" << std::endl;
+		}
+
+	} else {
+		Raul::warn << "HANDLE MESSAGE TYPE " << obj->body.otype << std::endl;
+	}
+}
+
+} // namespace Shared
+} // namespace Ingen
-- 
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