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//=========================================================
// MusE
// Linux Music Editor
// $Id: tempo.h,v 1.2.2.1 2006/09/19 19:07:09 spamatica Exp $
//
// (C) Copyright 1999/2000 Werner Schweer (ws@seh.de)
//=========================================================
#ifndef KEYEVENT_H
#define KEYEVENT_H
#include <map>
#ifndef MAX_TICK
#define MAX_TICK (0x7fffffff/100)
#endif
class Xml;
//---------------------------------------------------------
// Tempo Event
//---------------------------------------------------------
struct KeyEvent {
int key;
unsigned tick; // new tempo at tick
//unsigned frame; // precomputed time for tick in sec
int read(Xml&);
void write(int, Xml&, int) const;
KeyEvent() { }
KeyEvent(unsigned k, unsigned tk) {
key = k;
tick = tk;
//frame = 0;
}
};
//---------------------------------------------------------
// TempoList
//---------------------------------------------------------
typedef std::map<unsigned, KeyEvent*, std::less<unsigned> > KEYLIST;
typedef KEYLIST::iterator iKeyEvent;
typedef KEYLIST::const_iterator ciKeyEvent;
typedef KEYLIST::reverse_iterator riKeyEvent;
typedef KEYLIST::const_reverse_iterator criKeyEvent;
class KeyList : public KEYLIST {
// int _keySN; // serial no to track key changes
bool useList;
int _key; // key if not using key list
void add(unsigned tick, int tempo);
void change(unsigned tick, int newKey);
void del(iKeyEvent);
void del(unsigned tick);
public:
enum keyList {
keyC,
keyCis,
keyD,
keyDis,
keyE,
keyF,
keyFis,
keyG,
keyGis,
keyA,
keyB,
keyBes,
};
KeyList();
void clear();
void read(Xml&);
void write(int, Xml&) const;
void dump() const;
int key(unsigned tick) const;
//int keySN() const { return _keySN; }
// void setKey(unsigned tick, int newKey);
void addKey(unsigned t, int newKey);
void delKey(unsigned tick);
// void changeKey(unsigned tick, int newKey);
bool setMasterFlag(unsigned tick, bool val);
};
extern KeyList keymap;
#endif // KEYEVENT_H
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