Added old abandoned KDE3 version of the RoseGarden MIDI tool

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/rosegarden@1097595 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 120 insertions, 0 deletions

diff --git a/src/sound/PluginFactory.cpp b/src/sound/PluginFactory.cpp
new file mode 100644
index 0000000..49c1014
--- /dev/null
+++ b/src/sound/PluginFactory.cpp
@@ -0,0 +1,120 @@
+// -*- c-basic-offset: 4 -*-
+
+/*
+    Rosegarden
+    A sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <glaurent@telegraph-road.org>,
+        Chris Cannam        <cannam@all-day-breakfast.com>,
+        Richard Bown        <bownie@bownie.com>
+ 
+    The moral right of the authors to claim authorship of this work
+    has been asserted.
+ 
+    This program 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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#include "PluginFactory.h"
+#include "PluginIdentifier.h"
+
+#ifdef HAVE_LADSPA
+#include "LADSPAPluginFactory.h"
+#endif
+
+#ifdef HAVE_DSSI
+#include "DSSIPluginFactory.h"
+#endif
+
+#include <iostream>
+
+namespace Rosegarden
+{
+
+int PluginFactory::m_sampleRate = 48000;
+
+#ifdef HAVE_LADSPA
+static LADSPAPluginFactory *_ladspaInstance = 0;
+#endif
+
+#ifdef HAVE_DSSI
+static LADSPAPluginFactory *_dssiInstance = 0;
+#endif
+
+PluginFactory *
+PluginFactory::instance(QString pluginType)
+{
+    if (pluginType == "ladspa") {
+#ifdef HAVE_LADSPA
+        if (!_ladspaInstance) {
+            std::cerr << "PluginFactory::instance(" << pluginType
+            << "): creating new LADSPAPluginFactory" << std::endl;
+            _ladspaInstance = new LADSPAPluginFactory();
+            _ladspaInstance->discoverPlugins();
+        }
+        return _ladspaInstance;
+#else
+
+        return 0;
+#endif
+
+    } else if (pluginType == "dssi") {
+#ifdef HAVE_DSSI
+        if (!_dssiInstance) {
+            std::cerr << "PluginFactory::instance(" << pluginType
+            << "): creating new DSSIPluginFactory" << std::endl;
+            _dssiInstance = new DSSIPluginFactory();
+            _dssiInstance->discoverPlugins();
+        }
+        return _dssiInstance;
+#else
+
+        return 0;
+#endif
+
+    }
+    else
+        return 0;
+}
+
+PluginFactory *
+PluginFactory::instanceFor(QString identifier)
+{
+    QString type, soName, label;
+    PluginIdentifier::parseIdentifier(identifier, type, soName, label);
+    return instance(type);
+}
+
+void
+PluginFactory::enumerateAllPlugins(MappedObjectPropertyList &list)
+{
+    PluginFactory *factory;
+
+    // Plugins can change the locale, store it for reverting afterwards
+    char *loc = setlocale(LC_ALL, 0);
+
+    // Query DSSI plugins before LADSPA ones.
+    // This is to provide for the interesting possibility of plugins
+    // providing either DSSI or LADSPA versions of themselves,
+    // returning both versions if the LADSPA identifiers are queried
+    // first but only the DSSI version if the DSSI identifiers are
+    // queried first.
+
+    factory = instance("dssi");
+    if (factory)
+        factory->enumeratePlugins(list);
+
+    factory = instance("ladspa");
+    if (factory)
+        factory->enumeratePlugins(list);
+
+    setlocale(LC_ALL, loc);
+}
+
+
+}
+