1 files changed, 113 insertions, 0 deletions
diff --git a/src/gui/seqmanager/SequencerMapper.h b/src/gui/seqmanager/SequencerMapper.h
new file mode 100644
index 0000000..59d217f
--- /dev/null
+++ b/src/gui/seqmanager/SequencerMapper.h
@@ -0,0 +1,113 @@
+
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio 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        <richard.bown@ferventsoftware.com>
+
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+
+    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 _RG_SEQUENCERMAPPER_H_
+#define _RG_SEQUENCERMAPPER_H_
+
+#include "base/MidiProgram.h"
+#include "base/RealTime.h"
+#include "base/Track.h"
+#include "sound/SequencerDataBlock.h"
+#include <qstring.h>
+
+
+class LevelInfo;
+
+
+namespace Rosegarden
+{
+
+class MappedEvent;
+class MappedComposition;
+
+
+class SequencerMapper
+{
+public:
+    SequencerMapper(const QString filename);
+    ~SequencerMapper();
+
+    RealTime getPositionPointer() const {
+        return m_sequencerDataBlock->getPositionPointer();
+    }
+
+    bool getVisual(MappedEvent &ev) const {
+        return m_sequencerDataBlock->getVisual(ev);
+    }
+
+    int getRecordedEvents(MappedComposition &mC) const {
+        return m_sequencerDataBlock->getRecordedEvents(mC);
+    }
+
+    bool getTrackLevel(TrackId track,
+                       LevelInfo &info) const {
+        return m_sequencerDataBlock->getTrackLevel(track, info);
+    }
+
+    bool getInstrumentLevel(InstrumentId id,
+                            LevelInfo &info) const {
+        return m_sequencerDataBlock->getInstrumentLevel(id, info);
+    }
+
+    bool getInstrumentLevelForMixer(InstrumentId id,
+                            LevelInfo &info) const {
+        return m_sequencerDataBlock->getInstrumentLevelForMixer(id, info);
+    }
+
+    bool getInstrumentRecordLevel(InstrumentId id,
+                                  LevelInfo &info) const {
+        return m_sequencerDataBlock->getInstrumentRecordLevel(id, info);
+    }
+
+    bool getInstrumentRecordLevelForMixer(InstrumentId id,
+                                          LevelInfo &info) const {
+        return m_sequencerDataBlock->getInstrumentRecordLevelForMixer(id, info);
+    }
+
+    bool getSubmasterLevel(int submaster,
+                           LevelInfo &info) const {
+        return m_sequencerDataBlock->getSubmasterLevel(submaster, info);
+    }
+
+    bool getMasterLevel(LevelInfo &info) const {
+        return m_sequencerDataBlock->getMasterLevel(info);
+    }
+
+protected:
+    void map();
+    void unmap();
+
+    int          m_fd;
+    size_t       m_mmappedSize;
+    void*        m_mmappedBuffer;
+    QString      m_filename;
+    SequencerDataBlock *m_sequencerDataBlock;
+};
+
+
+
+}
+
+#endif