77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
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/*******************************************************************************/
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/* Copyright (C) 2008 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* more details. */
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/* */
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/* You should have received a copy of the GNU General Public License along */
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/* with This program; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#pragma once
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#include "scale.H"
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#include "instrument.H"
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#include <MIDI/midievent.H>
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/* C++'s inheritance system falls down dead for this application, so we
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have to do it backwards, using the base class (Mapping) as an interface
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to Instrument and Scale */
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class Mapping
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{
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public:
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enum map_type { NONE, INSTRUMENT, SCALE };
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private:
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union {
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Instrument *_instrument;
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Scale *_scale;
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};
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int _key; /* used for scales, 0 == A */
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int _type;
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public:
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Mapping ( );
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Mapping ( const Mapping &rhs );
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bool open ( map_type type, const char *name );
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const char * name ( void ) const;
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int height ( void ) const;
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Instrument * instrument ( void ) const;
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/* mutation */
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void note ( int from, int to );
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void velocity ( int n, int v );
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void note_name ( int n, char *s );
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void key ( int n );
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/* inspection */
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bool translate ( MIDI::midievent *e ) const;
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const char * note_name ( int n ) const;
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int velocity ( int n ) const;
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int key ( void ) const;
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bool editable ( void ) const;
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const char * type ( void ) const;
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};
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