void AccidentalState::init(Key key)
{
memset(state, 2, MAX_ACC_STATE);
if (key > 0) {
for (int i = 0; i < int(key); ++i) {
int idx = tpc2step(20 + i);
for (int octave = 0; octave < (11 * 7); octave += 7) {
int i = idx + octave;
if (i >= MAX_ACC_STATE)
break;
state[i] = 1 + 2;
}
}
}
else {
for (int i = 0; i > int(key); --i) {
int idx = tpc2step(12 + i);
for (int octave = 0; octave < (11 * 7); octave += 7) {
int i = idx + octave ;
if (i >= MAX_ACC_STATE)
break;
state[i] = -1 + 2;
}
}
}
}
int absStep(int tpc, int pitch)
{
int line = tpc2step(tpc) + (pitch / 12) * 7;
int tpcPitch = tpc2pitch(tpc);
if (tpcPitch < 0)
line += 7;
else
line -= (tpcPitch / 12) * 7;
return line;
}
void AccidentalState::init(int key)
{
memset(state, 2, 74);
for (int octave = 0; octave < 11; ++octave) {
if (key > 0) {
for (int i = 0; i < key; ++i) {
int idx = tpc2step(20 + i) + octave * 7;
if (idx < 74)
state[idx] = 1 + 2;
}
}
else {
for (int i = 0; i > key; --i) {
int idx = tpc2step(12 + i) + octave * 7;
if (idx < 74)
state[idx] = -1 + 2;
}
}
}
}
void AccidentalState::init(const KeySigEvent& ks)
{
int type = ks.accidentalType();
memset(state, 0, 74);
for (int octave = 0; octave < 11; ++octave) {
if (type > 0) {
for (int i = 0; i < type; ++i) {
int idx = tpc2step(20 + i) + octave * 7;
if (idx < 74)
state[idx] = 1;
}
}
else {
for (int i = 0; i > type; --i) {
int idx = tpc2step(12 + i) + octave * 7;
if (idx < 74)
state[idx] = -1;
}
}
}
}
void ChordEdit::setRoot(int val)
{
// qDebug("ChordEdit::setRoot(val=%d) tpc2step=%d tpc2stepname=%s tpc2alter=%d\n",
// val, tpc2step(val), qPrintable(tpc2stepName(val)), tpc2alter(val));
QAbstractButton* button = NULL;
int id = 0;
// catch INVALID_TPC
if (val == INVALID_TPC) {
qDebug("ChordEdit::setRoot(val=INVALID_TPC)\n");
// default to C, no accidentals
button = rootGroup->button(0);
button->setChecked(true);
button = accidentalsGroup->button(0 + 3);
button->setChecked(true);
return;
}
// translate tpc to button nr
id = tpc2step(val);
button = rootGroup->button(id);
if (button)
button->setChecked(true);
else
qDebug("root button %d not found\n", val);
id = tpc2alter(val);
button = accidentalsGroup->button(id + 3);
if (button)
button->setChecked(true);
else
qDebug("root button %d not found\n", id);
chordChanged();
}
