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authorDavid Robillard <d@drobilla.net>2006-06-21 05:53:27 +0000
committerDavid Robillard <d@drobilla.net>2006-06-21 05:53:27 +0000
commitadac9032064d973ff6cfe1f94d8619c71fe199a3 (patch)
treeb2427a03222042cb79ff530ab1ad7c612475e7b7 /src/progs/ingenuity/Loader.cpp
parent9e6189fadd0fa1ff3636b50e84549da01fdbe7ba (diff)
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Reorganized directory tree/names
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Diffstat (limited to 'src/progs/ingenuity/Loader.cpp')
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diff --git a/src/progs/ingenuity/Loader.cpp b/src/progs/ingenuity/Loader.cpp
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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.
+ *
+ * Om 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 "Loader.h"
+#include <fstream>
+#include <cassert>
+#include <string>
+#include "PatchLibrarian.h"
+#include "PatchModel.h"
+#include "PatchController.h"
+using std::cout; using std::endl;
+
+namespace OmGtk {
+
+
+// LoadPatchEvent //
+
+void
+LoadPatchEvent::execute()
+{
+ assert(m_patch_librarian != NULL);
+ m_patch_librarian->load_patch(m_patch_model, m_wait, m_merge);
+}
+
+
+
+// SavePatchEvent //
+
+void
+SavePatchEvent::execute()
+{
+ assert(m_patch_librarian != NULL);
+ m_patch_librarian->save_patch(m_patch_model, m_filename, m_recursive);
+}
+
+/*
+void
+LoadSessionEvent::execute()
+{
+ std::ifstream is;
+ is.open(m_filename.c_str(), std::ios::in);
+
+ if ( ! is.good()) {
+ cout << "[Loader] Unable to open session file " << m_filename << endl;
+ return;
+ } else {
+ cout << "[Loader] Loading session from " << m_filename << endl;
+ }
+ string s;
+
+ is >> s;
+ if (s != "version") {
+ cout << "[Loader] Corrupt session file." << endl;
+ is.close();
+ return;
+ }
+
+ is >> s;
+ if (s != "1") {
+ cout << "[Loader] Unrecognised session file version." << endl;
+ is.close();
+ return;
+ }
+
+ while (!is.eof()) {
+ is >> s;
+ if (s == "") continue;
+
+ if (s != "patch") {
+ //cerr << "[Loader] Corrupt session file, aborting session load." << endl;
+ break;
+ } else {
+ is >> s;
+ PatchModel* pm = new PatchModel("", 0);
+ if (s.substr(0, 1) != "/")
+ s = m_filename.substr(0, m_filename.find_last_of("/")+1) + s;
+ pm->filename(s);
+ pm->parent(NULL);
+ m_patch_librarian->load_patch(pm);
+ }
+ }
+
+ is.close();
+}
+
+
+void
+SaveSessionEvent::execute()
+{
+ assert(m_filename != "");
+ string dir = m_filename.substr(0, m_filename.find_last_of("/"));
+
+ string patch_filename;
+
+ std::ofstream os;
+ os.open(m_filename.c_str(), std::ios::out);
+
+ if ( ! os.good()) {
+ cout << "[Loader] Unable to write to session file " << m_filename << endl;
+ return;
+ } else {
+ cout << "[Loader] Saving session to " << m_filename << endl;
+ }
+
+ os << "version 1" << endl;
+
+ for (map<string,PatchController*>::iterator i = app->patches().begin();
+ i != app->patches().end(); ++i)
+ {
+ if ((*i).second->model()->parent() == NULL) {
+ patch_filename = (*i).second->model()->filename();
+
+ // Make path relative if possible
+ if (patch_filename.length() > dir.length() &&
+ patch_filename.substr(0, dir.length()) == dir)
+ patch_filename = patch_filename.substr(dir.length()+1);
+
+ os << "patch " << patch_filename << endl;
+ }
+ }
+
+ os.close();
+}
+*/
+
+
+//////// Loader //////////
+
+
+Loader::Loader(PatchLibrarian* const patch_librarian)
+: m_patch_librarian(patch_librarian),
+ m_event(NULL),
+ m_thread_exit_flag(false)
+{
+ assert(m_patch_librarian != NULL);
+ pthread_mutex_init(&m_mutex, NULL);
+ pthread_cond_init(&m_cond, NULL);
+}
+
+
+void
+Loader::set_event(LoaderEvent* ev)
+{
+ assert(ev != NULL);
+
+ pthread_mutex_lock(&m_mutex);
+ assert(m_event == NULL);
+ m_event = ev;
+ pthread_cond_signal(&m_cond);
+ pthread_mutex_unlock(&m_mutex);
+}
+
+
+void
+Loader::launch()
+{
+ pthread_create(&m_thread, NULL, Loader::thread_function, this);
+}
+
+
+void*
+Loader::thread_function(void* me)
+{
+ Loader* ct = static_cast<Loader*>(me);
+ return ct->m_thread_function(NULL);
+}
+
+
+void*
+Loader::m_thread_function(void *)
+{
+ while ( ! m_thread_exit_flag) {
+ pthread_mutex_lock(&m_mutex);
+ pthread_cond_wait(&m_cond, &m_mutex);
+
+ LoaderEvent* ev = m_event;
+ ev->execute();
+ delete ev;
+ m_event = NULL;
+
+ pthread_mutex_unlock(&m_mutex);
+ }
+
+ pthread_exit(NULL);
+ return NULL;
+}
+
+
+void
+Loader::load_patch(PatchModel* model, bool wait, bool merge)
+{
+ set_event(new LoadPatchEvent(m_patch_librarian, model, wait, merge));
+}
+
+
+void
+Loader::save_patch(PatchModel* model, const string& filename, bool recursive)
+{
+ cout << "[Loader] Saving patch " << filename << endl;
+ set_event(new SavePatchEvent(m_patch_librarian, model, filename, recursive));
+}
+
+
+/*
+void
+Loader::load_session(const string& filename)
+{
+ set_event(new LoadSessionEvent(m_patch_librarian, filename));
+}
+
+
+void
+Loader::save_session(const string& filename)
+{
+ cout << "Saving session..." << endl;
+ set_event(new SaveSessionEvent(m_patch_librarian, filename));
+}
+*/
+
+} // namespace OmGtk