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Diffstat (limited to 'src/server/PluginImpl.hpp')
-rw-r--r-- | src/server/PluginImpl.hpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/server/PluginImpl.hpp b/src/server/PluginImpl.hpp new file mode 100644 index 00000000..cea1145d --- /dev/null +++ b/src/server/PluginImpl.hpp @@ -0,0 +1,88 @@ +/* This file is part of Ingen. + * Copyright 2007-2011 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_PLUGINIMPL_HPP +#define INGEN_ENGINE_PLUGINIMPL_HPP + +#include <cstdlib> +#include <string> + +#include <boost/utility.hpp> +#include <glibmm/module.h> + +#include "ingen/Plugin.hpp" +#include "shared/ResourceImpl.hpp" + +namespace Ingen { + +namespace Shared { class LV2URIMap; } + +namespace Server { + +class PatchImpl; +class NodeImpl; +class Engine; +class BufferFactory; + +/** Implementation of a plugin (internal code, or a loaded shared library). + * + * Conceptually, a Node is an instance of this. + */ +class PluginImpl : public Plugin + , public Ingen::Shared::ResourceImpl + , public boost::noncopyable +{ +public: + PluginImpl(Ingen::Shared::LV2URIMap& uris, + Type type, + const std::string& uri, + const std::string library_path = "") + : ResourceImpl(uris, uri) + , _type(type) + , _library_path(library_path) + , _module(NULL) + {} + + virtual NodeImpl* instantiate(BufferFactory& bufs, + const std::string& name, + bool polyphonic, + PatchImpl* parent, + Engine& engine) = 0; + + virtual const std::string symbol() const = 0; + + virtual const std::string& library_path() const { return _library_path; } + + void load(); + void unload(); + + Plugin::Type type() const { return _type; } + void type(Plugin::Type t) { _type = t; } + Glib::Module* module() const { return _module; } + void module(Glib::Module* module) { _module = module; } + +protected: + Plugin::Type _type; + mutable std::string _library_path; + Glib::Module* _module; +}; + +} // namespace Server +} // namespace Ingen + +#endif // INGEN_ENGINE_PLUGINIMPL_HPP + |