From 93850c202de8b073a1ce1dd8bd246d407bce4e2f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Tue, 30 Sep 2008 16:50:21 +0000
Subject: Flatten ingen source directory heirarchy a bit.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1
---
 src/shared/ClashAvoider.hpp | 108 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 src/shared/ClashAvoider.hpp

(limited to 'src/shared/ClashAvoider.hpp')

diff --git a/src/shared/ClashAvoider.hpp b/src/shared/ClashAvoider.hpp
new file mode 100644
index 00000000..f7016e4e
--- /dev/null
+++ b/src/shared/ClashAvoider.hpp
@@ -0,0 +1,108 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2008 Dave 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 CLASHAVOIDER_H
+#define CLASHAVOIDER_H
+
+#include <inttypes.h>
+#include <string>
+#include <map>
+#include <raul/Atom.hpp>
+#include <raul/Path.hpp>
+#include "interface/CommonInterface.hpp"
+
+namespace Ingen {
+namespace Shared {
+
+class Store;
+
+
+/** A wrapper for a CommonInterface that creates objects but possibly maps
+ * symbol names to avoid clashes with the existing objects in a store.
+ */
+class ClashAvoider : public CommonInterface
+{
+public:
+	ClashAvoider(Store& store, const Raul::Path& prefix, CommonInterface& target,
+			Store* also_avoid=NULL)
+		: _prefix(prefix), _store(store), _target(target), _also_avoid(also_avoid) {}
+
+	void set_target(CommonInterface& target) { _target = target; }
+	
+	// Bundles
+	void bundle_begin() { _target.bundle_begin(); }
+	void bundle_end()   { _target.bundle_end(); }
+	
+	// Object commands
+	
+	void new_patch(const std::string& path,
+	               uint32_t           poly);
+	
+	void new_node(const std::string& path,
+	              const std::string& plugin_uri);
+	
+	void new_port(const std::string& path,
+	              uint32_t           index,
+	              const std::string& data_type,
+	              bool               is_output);
+	
+	void connect(const std::string& src_port_path,
+	             const std::string& dst_port_path);
+	
+	void disconnect(const std::string& src_port_path,
+	                const std::string& dst_port_path);
+	
+	void set_variable(const std::string& subject_path,
+	                  const std::string& predicate,
+	                  const Raul::Atom&  value);
+	
+	void set_property(const std::string& subject_path,
+	                  const std::string& predicate,
+	                  const Raul::Atom&  value);
+	
+	void set_port_value(const std::string& port_path,
+	                    const Raul::Atom&  value);
+	
+	void set_voice_value(const std::string& port_path,
+	                     uint32_t           voice,
+	                     const Raul::Atom&  value);
+	
+	void destroy(const std::string& path);
+
+private:
+	const Raul::Path map_path(const Raul::Path& in);
+
+	const Raul::Path& _prefix;
+	Store&            _store;
+	CommonInterface&  _target;
+
+	Store* _also_avoid;
+	bool exists(const Raul::Path& path) const;
+
+	typedef std::map<Raul::Path, unsigned> Offsets;
+	Offsets _offsets;
+
+	typedef std::map<Raul::Path, Raul::Path> SymbolMap;
+	SymbolMap _symbol_map;
+};
+
+
+} // namespace Shared
+} // namespace Ingen
+
+#endif // CLASHAVOIDER_H
+
-- 
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