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, 104 insertions, 0 deletions

diff --git a/src/sound/LADSPAPluginFactory.h b/src/sound/LADSPAPluginFactory.h
new file mode 100644
index 0000000..a5ec368
--- /dev/null
+++ b/src/sound/LADSPAPluginFactory.h
@@ -0,0 +1,104 @@
+// -*- 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.
+*/
+
+#ifndef _LADSPA_PLUGIN_FACTORY_H_
+#define _LADSPA_PLUGIN_FACTORY_H_
+
+#ifdef HAVE_LADSPA
+
+#include "PluginFactory.h"
+#include <ladspa.h>
+
+#include <vector>
+#include <map>
+#include <set>
+#include <qstring.h>
+
+namespace Rosegarden
+{
+
+class LADSPAPluginInstance;
+
+class LADSPAPluginFactory : public PluginFactory
+{
+public:
+    virtual ~LADSPAPluginFactory();
+
+    virtual void discoverPlugins();
+
+    virtual const std::vector<QString> &getPluginIdentifiers() const;
+
+    virtual void enumeratePlugins(MappedObjectPropertyList &list);
+
+    virtual void populatePluginSlot(QString identifier, MappedPluginSlot &slot);
+
+    virtual RunnablePluginInstance *instantiatePlugin(QString identifier,
+                                                      int instrumentId,
+                                                      int position,
+                                                      unsigned int sampleRate,
+                                                      unsigned int blockSize,
+                                                      unsigned int channels);
+
+    MappedObjectValue getPortMinimum(const LADSPA_Descriptor *, int port);
+    MappedObjectValue getPortMaximum(const LADSPA_Descriptor *, int port);
+    MappedObjectValue getPortDefault(const LADSPA_Descriptor *, int port);
+    int getPortDisplayHint(const LADSPA_Descriptor *, int port);
+
+protected:
+    LADSPAPluginFactory();
+    friend class PluginFactory;
+
+    virtual std::vector<QString> getPluginPath();
+
+#ifdef HAVE_LIBLRDF
+    virtual std::vector<QString> getLRDFPath(QString &baseUri);
+#endif
+
+    virtual void discoverPlugins(QString soName);
+    virtual void generateTaxonomy(QString uri, QString base);
+    virtual void generateFallbackCategories();
+
+    virtual void releasePlugin(RunnablePluginInstance *, QString);
+
+    virtual const LADSPA_Descriptor *getLADSPADescriptor(QString identifier);
+
+    void loadLibrary(QString soName);
+    void unloadLibrary(QString soName);
+    void unloadUnusedLibraries();
+
+    std::vector<QString> m_identifiers;
+
+    std::map<unsigned long, QString> m_taxonomy;
+    std::map<QString, QString> m_fallbackCategories;
+    std::map<unsigned long, std::map<int, float> > m_portDefaults;
+
+    std::set<RunnablePluginInstance *> m_instances;
+
+    typedef std::map<QString, void *> LibraryHandleMap;
+    LibraryHandleMap m_libraryHandles;
+};
+
+}
+
+#endif
+
+#endif
+