+
+ class NoteArea extends JPanel {
+ public static final int NOTE_SIZE = 25;
+ private int trackLength;
+
+ public NoteArea(Track track) {
+ setLayout(null);
+ trackLength = 60;
+ MidiEvent note;
+ MooNoteElement elem;
+ boolean isOccupied;
+ int x, y, height;
+ Insets insets = getInsets();
+ for (int i = 0; i < track.size(); i++) {
+ note = track.get(i);
+ if (note instanceof MooNote) {
+ // Adds the note element to the note area.
+ MooNote mn = (MooNote)note;
+ elem = new MooNoteElement(mn);
+ add(elem);
+
+ // Places the note element in the appropriate place.
+ x = insets.left;
+ y = insets.top + (int)(mn.getTick() / 24) * NOTE_SIZE;
+ height = NOTE_SIZE;
+ // height = (mn.getDuration() / 24) * NOTE_SIZE;
+ System.out.println("Comp at: " + x + ", " + y + " is: " + findComponentAt(x + 10, y + 10));
+ while(findComponentAt(x, y) instanceof MooNoteElement ||
+ findComponentAt(x, y + height - 1) instanceof MooNoteElement) x += NOTE_SIZE;
+ elem.setBounds(x, y, NOTE_SIZE, height);
+ }
+ }
+ }
+
+ public void paintComponent(Graphics g) {
+ super.paintComponent(g);
+ Graphics2D g2 = (Graphics2D)g;
+ for (int c = 0; c < (trackLength*NOTE_SIZE); c += NOTE_SIZE) {
+ for (int r = 0; r < (10*NOTE_SIZE); r += NOTE_SIZE) {
+ box = new Rectangle(r, c, NOTE_SIZE, NOTE_SIZE);
+ g2.setColor(Color.gray);
+ g2.draw(box);
+ }
+ }
+ }
+ }
+
+ class PopupListener extends MouseAdapter {
+ public void mousePressed(MouseEvent e) {
+ maybeShowPopup(e);
+ }
+
+ public void mouseReleased(MouseEvent e) {
+ maybeShowPopup(e);
+ }
+
+ private void maybeShowPopup(MouseEvent e) {
+ if (e.isPopupTrigger()) {
+ popup.show(e.getComponent(), e.getX(), e.getY());
+ }
+ }
+ }