From 138a87e915ad3aff184730415105f94c874174bf Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 20 Apr 2011 16:26:40 +0000
Subject: Rename Ingen::Engine to Ingen::Server (hopefully avoid odd name
 clases and fix #675).

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@3184 a436a847-0d15-0410-975c-d299462d15a1
---
 src/server/ControlBindings.hpp | 102 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/server/ControlBindings.hpp

(limited to 'src/server/ControlBindings.hpp')

diff --git a/src/server/ControlBindings.hpp b/src/server/ControlBindings.hpp
new file mode 100644
index 00000000..92eee7c7
--- /dev/null
+++ b/src/server/ControlBindings.hpp
@@ -0,0 +1,102 @@
+/* This file is part of Ingen.
+ * Copyright 2009-2011 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
+ */
+
+#ifndef INGEN_ENGINE_CONTROLBINDINGS_HPP
+#define INGEN_ENGINE_CONTROLBINDINGS_HPP
+
+#include <stdint.h>
+#include <map>
+#include "raul/SharedPtr.hpp"
+#include "raul/Path.hpp"
+#include "shared/LV2URIMap.hpp"
+#include "BufferFactory.hpp"
+
+namespace Ingen {
+namespace Server {
+
+class Engine;
+class ProcessContext;
+class EventBuffer;
+class PortImpl;
+
+class ControlBindings {
+public:
+	enum Type {
+		NULL_CONTROL,
+		MIDI_BENDER,
+		MIDI_CC,
+		MIDI_RPN,
+		MIDI_NRPN,
+		MIDI_CHANNEL_PRESSURE,
+		MIDI_NOTE
+	};
+
+	struct Key {
+		Key(Type t=NULL_CONTROL, int16_t n=0) : type(t), num(n) {}
+		inline bool operator<(const Key& other) const {
+			return (type == other.type) ? (num < other.num) : (type < other.type);
+		}
+		inline operator bool() const { return type != NULL_CONTROL; }
+		Type    type;
+		int16_t num;
+	};
+
+	typedef std::map<Key, PortImpl*> Bindings;
+
+	explicit ControlBindings(Engine& engine);
+	~ControlBindings();
+
+	void learn(PortImpl* port);
+
+	void port_binding_changed(ProcessContext& context, PortImpl* port);
+	void port_value_changed(ProcessContext& context, PortImpl* port);
+	void pre_process(ProcessContext& context, EventBuffer* control_in);
+	void post_process(ProcessContext& context, EventBuffer* control_out);
+
+	/** Remove all bindings for @a path or children of @a path.
+	 * The caller must safely drop the returned reference in the
+	 * post-processing thread after at least one process thread has run.
+	 */
+	SharedPtr<Bindings> remove(const Raul::Path& path);
+
+	/** Remove binding for a particular port.
+	 * The caller must safely drop the returned reference in the
+	 * post-processing thread after at least one process thread has run.
+	 */
+	SharedPtr<Bindings> remove(PortImpl* port);
+
+private:
+	Key port_binding(PortImpl* port);
+	Key midi_event_key(uint16_t size, uint8_t* buf, uint16_t& value);
+
+	void set_port_value(ProcessContext& context, PortImpl* port, Type type, int16_t value);
+	bool bind(ProcessContext& context, Key key);
+
+	Raul::Atom control_to_port_value(PortImpl* port, Type type, int16_t value);
+	int16_t    port_value_to_control(PortImpl* port, Type type);
+
+	Engine&   _engine;
+	PortImpl* _learn_port;
+
+	SharedPtr<Bindings> _bindings;
+	EventBuffer*        _feedback;
+};
+
+} // namespace Server
+} // namespace Ingen
+
+#endif // INGEN_ENGINE_CONTROLBINDINGS_HPP
-- 
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