From 8f01b24d7a258d0e717eedcbb3618258bfe9883e Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 19 May 2011 20:44:19 +0000
Subject: Fix delta via OSC (OSC bindings should be fully functional again).

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@3285 a436a847-0d15-0410-975c-d299462d15a1
---
 src/client/OSCClientReceiver.cpp | 37 +++++++++++++++++++++++++++++++++++++
 src/client/OSCClientReceiver.hpp |  8 ++++++++
 src/client/OSCEngineSender.cpp   | 30 ++++++++++++++++++++++++++++--
 3 files changed, 73 insertions(+), 2 deletions(-)

(limited to 'src/client')

diff --git a/src/client/OSCClientReceiver.cpp b/src/client/OSCClientReceiver.cpp
index 2e28019b..402a6974 100644
--- a/src/client/OSCClientReceiver.cpp
+++ b/src/client/OSCClientReceiver.cpp
@@ -141,6 +141,10 @@ OSCClientReceiver::setup_callbacks()
 	lo_server_thread_add_method(_st, "/error", "is", response_error_cb, this);
 	lo_server_thread_add_method(_st, "/plugin", "sss", plugin_cb, this);
 	lo_server_thread_add_method(_st, "/put", NULL, put_cb, this);
+	lo_server_thread_add_method(_st, "/delta_begin", NULL, delta_begin_cb, this);
+	lo_server_thread_add_method(_st, "/delta_remove", NULL, delta_remove_cb, this);
+	lo_server_thread_add_method(_st, "/delta_add", NULL, delta_add_cb, this);
+	lo_server_thread_add_method(_st, "/delta_end", NULL, delta_end_cb, this);
 	lo_server_thread_add_method(_st, "/move", "ss", move_cb, this);
 	lo_server_thread_add_method(_st, "/delete", "s", del_cb, this);
 	lo_server_thread_add_method(_st, "/connect", "ss", connection_cb, this);
@@ -176,6 +180,39 @@ OSCClientReceiver::_put_cb(const char* path, const char* types, lo_arg** argv, i
 	return 0;
 }
 
+int
+OSCClientReceiver::_delta_begin_cb(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg)
+{
+	const char* obj_path = &argv[1]->s;
+	assert(_delta_remove.empty());
+	assert(_delta_add.empty());
+	_delta_uri = obj_path;
+	return 0;
+}
+
+int
+OSCClientReceiver::_delta_remove_cb(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg)
+{
+	_delta_remove.insert(make_pair(&argv[1]->s,
+	                               AtomLiblo::lo_arg_to_atom(types[2], argv[2])));
+	return 0;
+}
+
+int
+OSCClientReceiver::_delta_add_cb(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg)
+{
+	_delta_add.insert(make_pair(&argv[1]->s,
+	                            AtomLiblo::lo_arg_to_atom(types[2], argv[2])));
+	return 0;
+}
+
+int
+OSCClientReceiver::_delta_end_cb(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg)
+{
+	_target->delta(_delta_uri, _delta_remove, _delta_add);
+	return 0;
+}
+
 int
 OSCClientReceiver::_move_cb(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg)
 {
diff --git a/src/client/OSCClientReceiver.hpp b/src/client/OSCClientReceiver.hpp
index 9f256c15..e3fda0fa 100644
--- a/src/client/OSCClientReceiver.hpp
+++ b/src/client/OSCClientReceiver.hpp
@@ -78,6 +78,10 @@ private:
 	int              _listen_port;
 	lo_server_thread _st;
 
+	Raul::URI            _delta_uri;
+	Resource::Properties _delta_remove;
+	Resource::Properties _delta_add;
+
 	LO_HANDLER(error);
 	LO_HANDLER(response_ok);
 	LO_HANDLER(response_error);
@@ -89,6 +93,10 @@ private:
 	LO_HANDLER(connection);
 	LO_HANDLER(disconnection);
 	LO_HANDLER(put);
+	LO_HANDLER(delta_begin);
+	LO_HANDLER(delta_remove);
+	LO_HANDLER(delta_add);
+	LO_HANDLER(delta_end);
 	LO_HANDLER(set_property);
 	LO_HANDLER(activity);
 };
diff --git a/src/client/OSCEngineSender.cpp b/src/client/OSCEngineSender.cpp
index 9c3b836c..49b20df1 100644
--- a/src/client/OSCEngineSender.cpp
+++ b/src/client/OSCEngineSender.cpp
@@ -117,11 +117,37 @@ OSCEngineSender::put(const Raul::URI&            path,
 }
 
 void
-OSCEngineSender::delta(const Raul::URI&                    path,
+OSCEngineSender::delta(const Raul::URI&            path,
                        const Resource::Properties& remove,
                        const Resource::Properties& add)
 {
-	warn << "FIXME: OSC DELTA" << endl;
+	typedef Resource::Properties::const_iterator iterator;
+
+	const bool bundle = !_bundle;
+	if (bundle)
+		bundle_begin();
+
+	const int32_t id = next_id();
+	send("/delta_begin", "is", id, path.c_str(), LO_ARGS_END);
+
+	for (iterator i = remove.begin(); i != remove.end(); ++i) {
+		lo_message m = lo_message_new();
+		lo_message_add_string(m, i->first.c_str());
+		Raul::AtomLiblo::lo_message_add_atom(m, i->second);
+		send_message("/delta_remove", m);
+	}
+
+	for (iterator i = add.begin(); i != add.end(); ++i) {
+		lo_message m = lo_message_new();
+		lo_message_add_string(m, i->first.c_str());
+		Raul::AtomLiblo::lo_message_add_atom(m, i->second);
+		send_message("/delta_add", m);
+	}
+
+	send("/delta_end", "i", id, LO_ARGS_END);
+
+	if (bundle)
+		bundle_end();
 }
 
 void
-- 
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