1 files changed, 93 insertions, 0 deletions
diff --git a/src/base/NotationQuantizer.h b/src/base/NotationQuantizer.h
new file mode 100644
index 0000000..87b0d72
--- /dev/null
+++ b/src/base/NotationQuantizer.h
@@ -0,0 +1,93 @@
+// -*- c-basic-offset: 4 -*-
+
+/*
+    Rosegarden
+    A sequencer and musical notation editor.
+
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+
+    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 NOTATION_QUANTIZER_H_
+#define NOTATION_QUANTIZER_H_
+
+#include "Quantizer.h"
+
+namespace Rosegarden {
+
+class NotationQuantizer : public Quantizer
+{
+public:
+    NotationQuantizer();
+    NotationQuantizer(std::string source, std::string target);
+    NotationQuantizer(const NotationQuantizer &);
+    ~NotationQuantizer();
+
+    /**
+     * Set the absolute time minimum unit.  Default is demisemiquaver.
+     */
+    void  setUnit(timeT);
+    timeT getUnit() const;
+
+    /**
+     * Set the simplicity factor.  This controls the relative "pull"
+     * towards larger units and more obvious beats in placing notes.
+     * The value 10 means no pull to larger units, lower values mean
+     * an active pull away from them.  Default is 13.
+     */
+    void setSimplicityFactor(int);
+    int  getSimplicityFactor() const;
+
+    /**
+     * Set the maximum size of tuplet group.  2 = two-in-the-time-of-three
+     * groupings, 3 = triplets, etc.  Default is 3.  Set <2 to switch off
+     * tuplets altogether.
+     */
+    void setMaxTuplet(int);
+    int  getMaxTuplet() const;
+
+    /**
+     * Set whether we assume the music may be contrapuntal -- that is,
+     * may have notes that overlap rather than simply a sequence of
+     * individual notes and chords.
+     */
+    void setContrapuntal(bool);
+    bool getContrapuntal() const;
+
+    /**
+     * Set whether to add articulations (staccato, tenuto, slurs).
+     * Default is true.  Doesn't affect quantization, only the marks
+     * that are added to quantized notes.
+     */
+    void setArticulate(bool);
+    bool getArticulate() const;
+
+protected:
+    virtual void quantizeRange(Segment *,
+                               Segment::iterator,
+                               Segment::iterator) const;
+
+protected:
+    // avoid having to rebuild absolutely everything each time we
+    // tweak the implementation
+    class Impl;
+    Impl *m_impl;
+
+private:
+    NotationQuantizer &operator=(const NotationQuantizer &); // not provided
+};
+
+}
+
+#endif