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+/* This file is part of Ingen. Copyright (C) 2006 Dave Robillard.
+ *
+ * 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
+ */
+
+#ifndef OSCENGINESENDER_H
+#define OSCENGINESENDER_H
+
+#include <inttypes.h>
+#include <string>
+#include <lo/lo.h>
+#include "interface/EngineInterface.h"
+using std::string;
+using Ingen::Shared::EngineInterface;
+using Ingen::Shared::ClientInterface;
+using Ingen::Shared::ClientKey;
+
+
+namespace Ingen {
+namespace Client {
+
+/* OSC (via liblo) interface to the engine.
+ *
+ * Clients can use this opaquely as an EngineInterface* to control the engine
+ * over OSC (whether over a network or not, etc).
+ *
+ * \ingroup IngenClient
+ */
+class OSCEngineSender : public EngineInterface
+{
+public:
+ OSCEngineSender(const string& engine_url);
+
+ ~OSCEngineSender();
+
+ string engine_url() { return _engine_url; }
+
+ inline size_t next_id()
+ { if (_id != -1) { _id = (_id == -2) ? 0 : _id+1; } return _id; }
+
+ void enable_responses() { _id = 0; }
+ void disable_responses() { _id = -1; }
+
+
+ /* *** EngineInterface implementation below here *** */
+
+ // Client registration
+ void register_client(ClientKey key, CountedPtr<ClientInterface> client);
+ void unregister_client(ClientKey key);
+
+
+ // Engine commands
+ void load_plugins();
+ void activate();
+ void deactivate();
+ void quit();
+
+
+ // Object commands
+
+ void create_patch(const string& path,
+ uint32_t poly);
+
+ void create_port(const string& path,
+ const string& data_type,
+ bool is_output);
+
+ void create_node(const string& path,
+ const string& plugin_type,
+ const string& plugin_uri,
+ bool polyphonic);
+
+ void rename(const string& old_path,
+ const string& new_name);
+
+ void destroy(const string& path);
+
+ void clear_patch(const string& patch_path);
+
+ void enable_patch(const string& patch_path);
+
+ void disable_patch(const string& patch_path);
+
+ void connect(const string& src_port_path,
+ const string& dst_port_path);
+
+ void disconnect(const string& src_port_path,
+ const string& dst_port_path);
+
+ void disconnect_all(const string& node_path);
+
+ void set_port_value(const string& port_path,
+ float val);
+
+ void set_port_value(const string& port_path,
+ uint32_t voice,
+ float val);
+
+ void set_port_value_queued(const string& port_path,
+ float val);
+
+ void set_program(const string& node_path,
+ uint32_t bank,
+ uint32_t program);
+
+ void midi_learn(const string& node_path);
+
+ void set_metadata(const string& obj_path,
+ const string& predicate,
+ const string& value);
+
+ // Requests //
+
+ void ping();
+
+ void request_port_value(const string& port_path);
+
+ void request_plugins();
+
+ void request_all_objects();
+
+protected:
+ string _engine_url;
+ lo_address _engine_addr;
+ int _client_port;
+ int32_t _id;
+};
+
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // OSCENGINESENDER_H
+