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authorDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
committerDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
commit93850c202de8b073a1ce1dd8bd246d407bce4e2f (patch)
tree6910b135bf4eff12de1af116cef73f6e9c107cd0 /src/engine/PluginImpl.hpp
parenta8bf5272d096de73507d2eab47f282c345f4ca8a (diff)
downloadingen-93850c202de8b073a1ce1dd8bd246d407bce4e2f.tar.gz
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Flatten ingen source directory heirarchy a bit.
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1
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+/* This file is part of Ingen.
+ * Copyright (C) 2007 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 PLUGINIMPL_H
+#define PLUGINIMPL_H
+
+#include CONFIG_H_PATH
+
+#include <cstdlib>
+#include <glibmm/module.h>
+#include <boost/utility.hpp>
+#include <dlfcn.h>
+#include <string>
+#include <iostream>
+#include "types.hpp"
+#include "interface/Plugin.hpp"
+
+using std::string;
+using Ingen::Shared::Plugin;
+
+namespace Ingen {
+
+class PatchImpl;
+class NodeImpl;
+class Engine;
+
+
+/** Implementation of a plugin (internal code, or a loaded shared library).
+ *
+ * Conceptually, a Node is an instance of this.
+ */
+class PluginImpl : public Ingen::Shared::Plugin, public boost::noncopyable
+{
+public:
+ PluginImpl(Type type, const string& uri, const string library_path="")
+ : _type(type)
+ , _uri(uri)
+ , _library_path(library_path)
+ , _module(NULL)
+ {}
+
+ virtual NodeImpl* instantiate(const std::string& name,
+ bool polyphonic,
+ Ingen::PatchImpl* parent,
+ Engine& engine) = 0;
+
+ virtual const string symbol() const = 0;
+ virtual const string name() const = 0;
+
+ const std::string& library_path() const { return _library_path; }
+ void library_path(const std::string& s) { _library_path = s;}
+
+ void load();
+ void unload();
+
+ const char* type_string() const {
+ if (_type == LADSPA) return "LADSPA";
+ else if (_type == LV2) return "LV2";
+ else if (_type == Internal) return "Internal";
+ else if (_type == Patch) return "Patch";
+ else return "";
+ }
+
+ const string type_uri() const {
+ return string("ingen:").append(type_string());
+ }
+
+ void set_type(const string& type_string) {
+ if (type_string == "LADSPA") _type = LADSPA;
+ else if (type_string == "LV2") _type = LV2;
+ else if (type_string == "Internal") _type = Internal;
+ else if (type_string == "Patch") _type = Patch;
+ }
+
+ Plugin::Type type() const { return _type; }
+ void type(Plugin::Type t) { _type = t; }
+ const string& uri() const { return _uri; }
+ Glib::Module* module() const { return _module; }
+ void module(Glib::Module* module) { _module = module; }
+
+protected:
+ Plugin::Type _type;
+ const string _uri;
+ string _library_path;
+ Glib::Module* _module;
+};
+
+
+} // namespace Ingen
+
+#endif // PLUGINIMPL_H
+