MooSequence.java

   1 import javax.sound.midi.*;
   2 import java.util.*;
   3
   4 /* UPDATES
   5    Added MooSequence(Sequence seq) constructor.
   6 */
   7
   8 /*
   9  * Functional representation of a MIDI sequence.
  10  *
  11  * @author  Andersson, Andreen, Lanneskog, Pehrson
  12  * @version 1
  13  */
  14
  15 public class MooSequence {
  16
  17         private ArrayList tracks;
  18
  19         /*
  20          * Creates a MooSequence from the given Sequence.
  21          */
  22         public MooSequence(Sequence seq) {
  23
  24         }
  25
  26         /*
  27          * Creates a MooSequence with three tracks.
  28          */
  29         public MooSequence() {
  30                 tracks = new ArrayList();
  31                 addTrack(0);
  32         }
  33
  34         /*
  35          * Returns a pointer to the specified track.
  36          * @param track         the number of the track (0-31)
  37          * @return the specified track
  38          */
  39         public MooTrack getTrack(int track) {
  40                 return tracks.get(track);
  41         }
  42
  43         /*
  44          * Returns the number of tracks in the current sequence.
  45          * @return the number of the tracks
  46          */
  47         public int getNumberOfTracks() {
  48                 return tracks.size();
  49         }
  50
  51         /*
  52          * Creates a new track after the specified track.
  53          * @param track         the number of the track (0-31)
  54          */
  55         public void addTrack(int track) {
  56                 tracks.add(track, new MooTrack());
  57         }
  58
  59         /*
  60          * Deletes the specified track.
  61          * @param track         the number of the track (0-31)
  62          */
  63         public void deleteTrack(int track) {
  64                 tracks.remove(track);
  65         }
  66
  67         /*
  68          * Returns the Java Sequence object of the current sequence.
  69          * @return a Sequence
  70          */
  71         public Sequence getSequence() {
  72                 Sequence seq = new Sequence(Sequencer.PPQ, 96, tracks.size());
  73                 Track t;
  74                 for (int i = 0; i < tracks.size(); i++) {
  75                         t = tracks.get(i);
  76                         for (int j = 0; j < t.notes.size(); j++) {
  77                                 t.add(t.notes.get(j).getNoteOnEvent());
  78                                 t.add(t.notes.get(j).getNoteOffEvent());                        }
  79                         }
  80                 }
  81         }
  82
  83         /*
  84          * Resets the solo and mute settings of all tracks.
  85          */
  86         public void activateTracks() {
  87                 for (int i = 0; i++; i < tracks.size())
  88                         tracks[i].setSolo(false);
  89                         tracks[i].setMute(false);
  90                 }
  91         }
  92 }