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Diffstat (limited to 'src/libs/gui/ThreadedLoader.cpp')
-rw-r--r-- | src/libs/gui/ThreadedLoader.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/libs/gui/ThreadedLoader.cpp b/src/libs/gui/ThreadedLoader.cpp new file mode 100644 index 00000000..120d9b6c --- /dev/null +++ b/src/libs/gui/ThreadedLoader.cpp @@ -0,0 +1,141 @@ +/* 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 + */ + +#include <fstream> +#include <cassert> +#include <string> +#include "client/PatchModel.h" +#include "module/Module.h" +#include "App.h" +#include "ThreadedLoader.h" +using std::cout; using std::endl; + +namespace Ingen { +namespace GUI { + + +ThreadedLoader::ThreadedLoader(SharedPtr<EngineInterface> engine) + : _serialisation_module(Ingen::Shared::load_module("ingen_serialisation")) + , _engine(engine) + , _deprecated_loader(engine) + , _serializer(*App::instance().rdf_world()) +{ + // FIXME: rework this so the thread is only present when it's doing something (save mem) + if (_serialisation_module) { + Loader* (*new_loader)() = NULL; + bool found = _serialisation_module->get_symbol("new_loader", (void*&)new_loader); + if (found) + _loader = SharedPtr<Loader>(new_loader()); + } + + if (_loader) { + start(); + } else { + cerr << "WARNING: Failed to load ingen_serialisation module, unable to load patches." << endl;; + cerr << "If you are running from the source tree, run ingenuity_dev." << endl; + } +} + + +ThreadedLoader::~ThreadedLoader() +{ +} + + +void +ThreadedLoader::_whipped() +{ + _mutex.lock(); + + while ( ! _events.empty() ) { + _events.front()(); + _events.pop_front(); + } + + _mutex.unlock(); +} + +/** FIXME: use poly parameter */ +void +ThreadedLoader::load_patch(bool merge, + const string& data_base_uri, + const Path& data_path, + MetadataMap engine_data, + optional<Path> engine_parent, + optional<const string&> engine_name, + optional<size_t> engine_poly) +{ + _mutex.lock(); + + // FIXME: Filthy hack to load deprecated patches based on file extension + if (data_base_uri.substr(data_base_uri.length()-3) == ".om") { + _events.push_back(sigc::hide_return(sigc::bind( + sigc::mem_fun(_deprecated_loader, &DeprecatedLoader::load_patch), + data_base_uri, + engine_parent, + (engine_name) ? engine_name.get() : "", + (engine_poly) ? engine_poly.get() : 1, + engine_data, + false))); + } else { + _events.push_back(sigc::hide_return(sigc::bind( + sigc::mem_fun(_loader.get(), &Ingen::Serialisation::Loader::load), + App::instance().engine(), + App::instance().rdf_world(), + data_base_uri, + engine_parent, + (engine_name) ? engine_name.get() : "", + // FIXME: poly here + "", + engine_data ))); + } + + _mutex.unlock(); + + whip(); +} + + +void +ThreadedLoader::save_patch(SharedPtr<PatchModel> model, const string& filename, bool recursive) +{ + _mutex.lock(); + + _events.push_back(sigc::hide_return(sigc::bind( + sigc::mem_fun(this, &ThreadedLoader::save_patch_event), + model, filename, recursive))); + + _mutex.unlock(); + + whip(); +} + + +void +ThreadedLoader::save_patch_event(SharedPtr<PatchModel> model, const string& filename, bool recursive) +{ + if (recursive) + cerr << "FIXME: Recursive save." << endl; + + _serializer.start_to_filename(filename); + _serializer.serialize(model); + _serializer.finish(); +} + + +} // namespace GUI +} // namespace Ingen |