/**
* Import a song into the MidiExporter to play or export.
*
* @param song The Song to convert to MIDI
*/
public void importSong(Song song) {
// Fetch important data from the song.
// Meaning, metadata and the song itself.
Beat[] beats = song.getBeatArray();
this.song = song;
// Create a track for each voice.
int numVoices = song.getNumVoices();
for (int voiceCount = 0; voiceCount < numVoices; voiceCount++) {
sequence.createTrack();
}
// Iterate through each beat, adding each note to the corresponding
// track.
Track[] tracks = sequence.getTracks();
for (int beat = 0; beat < beats.length; beat++) {
Note[] firstHalf = beats[beat].getNotesFirstHalf();
Note[] secondHalf = beats[beat].getNotesSecondHalf();
// Iterate through each note in the beat, adding it to the
// corresponding track.
for (int note = 0; note < firstHalf.length; note++) {
if (firstHalf[note] == secondHalf[note]) {
createNote(firstHalf[note], 2 * beat, 2, tracks[note]);
} else {
createNote(firstHalf[note], 2 * beat, 1, tracks[note]);
createNote(secondHalf[note], 2 * beat + 1, 1, tracks[note]);
} // if/else
} // for
} // for
try {
setUpSequencer();
} catch (MidiUnavailableException ex) {
System.out.println("Unable to set up sequencer");
// do nothing
}
}
