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//=============================================================================
// MuseScore
// Music Composition & Notation
// $Id: bb.h 4823 2011-09-28 16:38:17Z wschweer $
//
// Copyright (C) 2009-2011 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#ifndef __BB_H__
#define __BB_H__
#include "midi/midifile.h"
namespace Ms {
const int MAX_BARS = 255;
class BBFile;
struct MNote;
class Score;
//---------------------------------------------------------
// BBTrack
//---------------------------------------------------------
class BBTrack {
BBFile* bb;
EventList _events;
int _outChannel;
bool _drumTrack;
void quantize(int startTick, int endTick, EventList* dst);
public:
BBTrack(BBFile*);
~BBTrack();
bool empty() const;
const EventList events() const { return _events; }
EventList& events() { return _events; }
int outChannel() const { return _outChannel; }
void setOutChannel(int n) { _outChannel = n; }
void insert(const Event& e) { _events.insert(e); }
void append(const Event& e) { _events.append(e); }
void findChords();
int separateVoices(int);
void cleanup();
friend class BBFile;
};
//---------------------------------------------------------
// BBChord
//---------------------------------------------------------
struct BBChord {
int beat;
unsigned char bass;
unsigned char root;
unsigned char extension;
BBChord() {
beat = 0;
bass = 0;
root = 0;
extension = 0;
}
};
//---------------------------------------------------------
// BBStyle
//---------------------------------------------------------
struct BBStyle {
int timesigZ, timesigN;
};
//---------------------------------------------------------
// BBStyle
//---------------------------------------------------------
static const BBStyle styles[] = {
{ 4, 4 }, // Jazz Swing
{ 12, 8 }, // Country 12/8
{ 4, 4 }, // Country 4/4
{ 4, 4 }, // Bossa Nova
{ 4, 4 }, // Ethnic
{ 4, 4 }, // Blues Shuffle
{ 4, 4 }, // Blues Straight
{ 3, 4 }, // Waltz
{ 4, 4 }, // Pop Ballad
{ 4, 4 }, // should be Rock Shuffle
{ 4, 4 }, // lite Rock
{ 4, 4 }, // medium Rock
{ 4, 4 }, // Heavy Rock
{ 4, 4 }, // Miami Rock
{ 4, 4 }, // Milly Pop
{ 4, 4 }, // Funk
{ 3, 4 }, // Jazz Waltz
{ 4, 4 }, // Rhumba
{ 4, 4 }, // Cha Cha
{ 4, 4 }, // Bouncy
{ 4, 4 }, // Irish
{ 12, 8 }, // Pop Ballad 12/8
{ 12, 8 }, // Country12/8 old
{ 4, 4 }, // Reggae
};
//---------------------------------------------------------
// BBFile
//---------------------------------------------------------
class BBFile {
QString _path;
unsigned char _version;
char* _title;
int _style, _key, _bpm;
unsigned char _barType[MAX_BARS];
QList<BBChord> _chords;
int _startChorus;
int _endChorus;
int _repeats;
#if 0 // yet(?) unused
int _flags;
#endif
char* _styleName;
QList<BBTrack*> _tracks;
int _measures;
TimeSigMap _siglist;
QByteArray ba;
const unsigned char* a;
int size;
int bbDivision;
int timesigZ() { return styles[_style].timesigZ; }
int timesigN() { return styles[_style].timesigN; }
int processPendingNotes(Score*, QList<MNote*>* notes, int, int);
public:
BBFile();
~BBFile();
bool read(const QString&);
QList<BBTrack*>* tracks() { return &_tracks; }
int measures() const { return _measures; }
const char* title() const { return _title; }
TimeSigMap siglist() const { return _siglist; }
QList<BBChord> chords() { return _chords; }
int startChorus() const { return _startChorus; }
int endChorus() const { return _endChorus; }
int repeats() const { return _repeats; }
int key() const { return _key; }
void convertTrack(Score* score, BBTrack* track, int staffIdx);
};
} // namespace Ms
#endif
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