public ArrayList<Block> toBlockList() {
ArrayList<Block> blocks = new ArrayList<Block>();
int chordsSize = chords.size();
int endIndex;
// m is a second iterator intended to stay one step ahead of k
// so as to get the start of the next section
ListIterator<SectionRecord> k = records.listIterator();
ListIterator<SectionRecord> m = records.listIterator();
if (m.hasNext()) {
m.next();
}
while (k.hasNext()) // && (endLimitIndex == ENDSCORE || endIndex <= endLimitIndex) )
{
SectionRecord record = k.next();
String styleName = record.getStyleName();
int startIndex = record.getIndex();
endIndex = m.hasNext() ? m.next().getIndex() : chordsSize;
ChordBlock block = null;
for (int slot = startIndex; slot < endIndex; slot++) {
Chord chord = chords.getChord(slot);
if (chord != null) {
block = new ChordBlock(chord.getName(), chord.getRhythmValue());
block.setStyleName(styleName);
blocks.add(block);
}
}
// For last block in section
if (block != null) {
block.setSectionEnd(record.getIsPhrase() ? Block.PHRASE_END : Block.SECTION_END);
}
}
return blocks;
}
public void newSection(int index) {
int measureLength = chords.getMeasureLength();
SectionRecord record = records.get(index);
int startIndex = record.getIndex();
int endIndex = chords.size();
if (index + 1 < size()) {
SectionRecord nextRecord = records.get(index + 1);
endIndex = nextRecord.getIndex();
}
int measure = (endIndex - startIndex) / measureLength;
if (measure % 2 == 0) measure /= 2;
else measure = measure / 2 + 1;
addSection(
Style.USE_PREVIOUS_STYLE, startIndex + measure * measureLength, record.getIsPhrase());
}
public long render(
MidiSequence seq,
long time,
Track track,
int transposition,
boolean useDrums,
int endLimitIndex,
boolean constantBass)
throws InvalidMidiDataException {
// to trace sequencing info:
// System.out.println("Sequencing SectionInfo time = "
// + time + " endLimitIndex = " + endLimitIndex + " useDrums = " + useDrums);
// Iterate over list of sections, each a Style
int chordsSize = chords.size();
int endIndex;
// m is a second iterator intended to stay one step ahead of k
// so as to get the start of the next section
Style mostRecentStyle = new Style();
ListIterator<SectionRecord> k = records.listIterator();
ListIterator<SectionRecord> m = records.listIterator();
if (m.hasNext()) {
m.next();
}
while (k.hasNext()) // && (endLimitIndex == ENDSCORE || endIndex <= endLimitIndex) )
{
SectionRecord record = k.next();
Style style;
if (record.getUsePreviousStyle()) {
style = mostRecentStyle;
// System.out.println("using previous style " + style);
} else {
style = record.getStyle();
mostRecentStyle = style;
}
int startIndex = record.getIndex();
endIndex = m.hasNext() ? m.next().getIndex() : chordsSize;
if (style != null) {
time =
style.render(
seq,
time,
chords,
startIndex,
endIndex,
transposition,
useDrums,
endLimitIndex,
constantBass);
}
}
return time;
}
public int measures() {
int measureLength = chords.getMeasureLength();
return chords.size() / measureLength;
}
