/**
* Deletes all Units in the specified range, adjusting the rhythm value of the preceding Unit.
*
* @param first the index of the first Unit in the range
* @param last the index of the last Unit in the range
*/
public void delUnits(int first, int last) {
// Trace.log(2, "delUnits from " + last + " down to " + first);
// It seems like this approach could be fairly slow
for (int i = last; i >= first; i--) {
delUnit(i);
}
}
/**
* Sets the slot at the specified unitIndex to the specified Unit.
*
* @param unitIndex the index of the slot to put the Unit in
* @param unit the Unit to set
*/
public void newSetUnit(int unitIndex, Unit unit) {
if (unit != null) {
// System.out.println("\nnewSetUnit " + unitIndex + " to " + unit);
}
// checkConsistency("start of newSetUnit");
if (unitIndex >= size || unitIndex < 0) {
return; // shouldn't happen, but can?
}
if (unit == null) {
delUnit(unitIndex);
return;
} else {
}
// Pre-conditioning: If unit is too long for part, truncate it first:
int unitDuration = unit.getRhythmValue();
int nextUnitStart = unitIndex + unitDuration;
if (nextUnitStart >= size) {
unit = unit.copy();
unit.setRhythmValue(size - unitIndex);
nextUnitStart = size;
}
// If this unit overlays one or more units, set them to null.
// Let makeConsistent fix things up.
for (int index = unitIndex; index < nextUnitStart; index++) {
slots.set(index, null);
}
// If the new unit overlays part of another unit, replace the latter
// with a rest.
if (nextUnitStart < size && slots.get(nextUnitStart) == null) {
int nextUnitEnd = getNextIndex(nextUnitStart);
if (this instanceof MelodyPart) {
slots.set(nextUnitStart, new Rest(nextUnitEnd - nextUnitStart));
} else {
// HB - Disabled as of 7-8-13, not sure this is needed when pasting
// chords back into leadsheet.
// slots.set(nextUnitStart, new Chord(nextUnitEnd - nextUnitStart));
}
}
// Place the new unit
setSlot(unitIndex, unit, "leaving newSetUnit");
// Re-eneable this!! checkConsistency("end of newSetUnit");
}
/**
* Sets the slot at the specified unitIndex to the specified Unit.
*
* @param unitIndex the index of the slot to put the Unit in
* @param unit the Unit to set
*/
public void setUnit(int unitIndex, Unit unit) {
if (unit != null)
// System.out.println("setUnit " + unitIndex + " to " + unit);
if (unitIndex >= size || unitIndex < 0) {
return; // shouldn't happen, but can.
}
// Trace.log(0, "setting Unit at " + unitIndex + " to " + (unit == null ? null :
// unit.toLeadsheet()));
// if we want to set it to empty, we are effectively deleting it
if (unit == null) {
delUnit(unitIndex); // Tracing this produces too much output
return;
}
// Trace.log(3, "setting Unit at " + unitIndex + " to " + unit.toLeadsheet());
// rk: I really do not follow the logic having to do with old note values.
Unit oldUnit = slots.get(unitIndex);
int rv = getUnitRhythmValue(unitIndex);
// if the slot is empty, we need to find what the rhythm value should be
if (oldUnit == null) {
// Note: When next unit is a rest, the above may had the effect of cutting the inserted note
// short!!
// See compensating code below.
int nextIndex = getNextIndex(unitIndex);
unitCount++;
Unit prevUnit = getPrevUnit(unitIndex);
if (prevUnit != null) {
// Trace.log(3, "in setUnit - A, setting rhythmValue");
// we also need to change the rv of the previous Unit
prevUnit.setRhythmValue(prevUnit.getRhythmValue() - rv);
}
} else {
// if there was already a Unit there, we already know the rv
rv = oldUnit.getRhythmValue();
}
// Trace.log(3, "in setUnit - B, setting rhythmValue");
unit.setRhythmValue(rv);
slots.set(unitIndex, unit);
}