-public class MidiListener extends AbstractScrollItem {
-
- public static final int MIDI = 0;
- public static final int KEYS = 1;
- public static final int APC = 2;
-
- private boolean enabled = false;
- private final String name;
-
- MidiListener(MidiInputDevice d) {
- mode = MIDI;
- d.createInput(this);
- name = d.getName();
- }
-
- class NoteMeta {
- int channel;
- int number;
- NoteMeta(int channel, int number) {
- this.channel = channel;
- this.number = number;
- }
- }
-
- final Map<Character, NoteMeta> keyToNote = new HashMap<Character, NoteMeta>();
-
- private final int mode;
- private int octaveShift = 0;
-
- MidiListener(int mode) {
- this.mode = mode;
- switch (mode) {
- case APC:
- name = "QWERTY (APC Mode)";
- mapAPC();
- break;
- default:
- case KEYS:
- name = "QWERTY (Key Mode)";
- mapKeys();
- break;
- }
- }
-
- private void mapAPC() {
- mapNote('1', 0, 53);
- mapNote('2', 1, 53);
- mapNote('3', 2, 53);
- mapNote('4', 3, 53);
- mapNote('5', 4, 53);
- mapNote('6', 5, 53);
- mapNote('q', 0, 54);
- mapNote('w', 1, 54);
- mapNote('e', 2, 54);
- mapNote('r', 3, 54);
- mapNote('t', 4, 54);
- mapNote('y', 5, 54);
- mapNote('a', 0, 55);
- mapNote('s', 1, 55);
- mapNote('d', 2, 55);
- mapNote('f', 3, 55);
- mapNote('g', 4, 55);
- mapNote('h', 5, 55);
- mapNote('z', 0, 56);
- mapNote('x', 1, 56);
- mapNote('c', 2, 56);
- mapNote('v', 3, 56);
- mapNote('b', 4, 56);
- mapNote('n', 5, 56);
- registerKeyEvent(this);
- }
-
- private void mapKeys() {
- int note = 48;
- mapNote('a', 1, note++);
- mapNote('w', 1, note++);
- mapNote('s', 1, note++);
- mapNote('e', 1, note++);
- mapNote('d', 1, note++);
- mapNote('f', 1, note++);
- mapNote('t', 1, note++);
- mapNote('g', 1, note++);
- mapNote('y', 1, note++);
- mapNote('h', 1, note++);
- mapNote('u', 1, note++);
- mapNote('j', 1, note++);
- mapNote('k', 1, note++);
- mapNote('o', 1, note++);
- mapNote('l', 1, note++);
- registerKeyEvent(this);
- }
-
- void mapNote(char ch, int channel, int number) {
- keyToNote.put(ch, new NoteMeta(channel, number));
- }