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‎src/tk/tsg100/launchpadAPI/Channels.java‎

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package tk.tsg100.launchpadAPI;
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public enum Channels {
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C1(0), C2(1), C3(2), C4(3), C5(4), C6(5), C7(6), C8(7), //
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C9(8), C10(9), C11(10), C12(11), C13(12), C14(13), C15(14), C16(15);
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private final int systemChannel;
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Channels(int channel) {
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this.systemChannel = channel;
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}
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public int channelForSystem() {
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return this.systemChannel;
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}
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}

‎src/tk/tsg100/launchpadAPI/Color.java‎

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package tk.tsg100.launchpadAPI;
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public enum Color {
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R0G0(0x00), R1G0(0x01), R2G0(0x02), R3G0(0x03),
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R0G1(0x10), R1G1(0x11), R2G1(0x12), R3G1(0x13),
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R0G2(0x20), R1G2(0x21), R2G2(0x22), R3G2(0x23),
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R0G3(0x30), R1G3(0x31), R2G3(0x32), R3G3(0x33);
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/**
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* Alias for {@link #R0G0}
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*/
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public static final Color BLANK = R0G0;
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/**
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* Alias for {@link #R0G3}
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*/
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public static final Color GREEN = R0G3;
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/**
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* Alias for {@link #R3G0}
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*/
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public static final Color RED = R3G0;
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/**
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* Alias for {@link #R3G3}
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*/
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public static final Color AMBER = R3G3;
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private int code;
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private Color(int code) {
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this.code = code;
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}
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/**
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* Provide the code to be sent to the launchpad device.
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*
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* @return the code to be sent to the launchpad device
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*/
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public int getCode() {
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return code;
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}
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}

‎src/tk/tsg100/launchpadAPI/Launchpad.java‎

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package tk.tsg100.launchpadAPI;
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import javax.sound.midi.*;
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public class Launchpad implements Receiver {
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private final Channels channel;
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private final Transmitter transmitter;
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private final Receiver receiver;
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private final LaunchpadReceiver launchpadReceiver;
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public Launchpad() throws MidiUnavailableException {
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this(Channels.C1);
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}
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public Launchpad(Channels channel) throws MidiUnavailableException {
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this(channel, null);
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}
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public Launchpad(Channels channel, LaunchpadReceiver launchpadReceiver) throws MidiUnavailableException {
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this.channel = channel;
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transmitter = MidiSystem.getTransmitter();
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receiver = MidiSystem.getReceiver();
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this.launchpadReceiver = launchpadReceiver;
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transmitter.setReceiver(this);
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}
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public Launchpad(LaunchpadReceiver launchpadReceiver) throws MidiUnavailableException {
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this(Channels.C1, launchpadReceiver);
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}
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@Override //pls dont use PLSSS :C
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public void send(MidiMessage message, long timeStamp) {
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if (this.launchpadReceiver != null && message instanceof ShortMessage
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&& (((ShortMessage) message).getChannel() == this.channel.channelForSystem())
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&& (((ShortMessage) message).getCommand() == ShortMessage.NOTE_ON)
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&& (((ShortMessage) message).getData2() > 0)) {
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this.launchpadReceiver.receive(Pad.findMidi(((ShortMessage) message).getData1()));
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}
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}
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public void set(final Pad pad, final Color color) throws InvalidMidiDataException, MidiUnavailableException {
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SendMidi.send(0x90, pad.getCode(), color.getCode());
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}
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@Override
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public void close() {
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this.receiver.close();
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this.transmitter.close();
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}
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}

‎src/tk/tsg100/launchpadAPI/LaunchpadReceiver.java‎

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package tk.tsg100.launchpadAPI;
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public interface LaunchpadReceiver {
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public void receive(Pad pad);
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}

‎src/tk/tsg100/launchpadAPI/Pad.java‎

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package tk.tsg100.launchpadAPI;
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import javax.sound.midi.ShortMessage;
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import java.util.Arrays;
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public enum Pad {
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CON1(6, 8, ShortMessage.CONTROL_CHANGE), CON2(6, 9, ShortMessage.CONTROL_CHANGE), //
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CON3(6, 10, ShortMessage.CONTROL_CHANGE), CON4(6, 11, ShortMessage.CONTROL_CHANGE), //
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CON5(6, 12, ShortMessage.CONTROL_CHANGE), CON6(6, 13, ShortMessage.CONTROL_CHANGE), //
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CON7(6, 14, ShortMessage.CONTROL_CHANGE), CON8(6, 15, ShortMessage.CONTROL_CHANGE), //
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A1(0, 0), A2(0, 1), A3(0, 2), A4(0, 3), A5(0, 4), A6(0, 5), A7(0, 6), A8(0, 7), A(0, 8), //
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B1(1, 0), B2(1, 1), B3(1, 2), B4(1, 3), B5(1, 4), B6(1, 5), B7(1, 6), B8(1, 7), B(1, 8), //
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C1(2, 0), C2(2, 1), C3(2, 2), C4(2, 3), C5(2, 4), C6(2, 5), C7(2, 6), C8(2, 7), C(2, 8), //
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D1(3, 0), D2(3, 1), D3(3, 2), D4(3, 3), D5(3, 4), D6(3, 5), D7(3, 6), D8(3, 7), D(3, 8), //
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E1(4, 0), E2(4, 1), E3(4, 2), E4(4, 3), E5(4, 4), E6(4, 5), E7(4, 6), E8(4, 7), E(4, 8), //
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F1(5, 0), F2(5, 1), F3(5, 2), F4(5, 3), F5(5, 4), F6(5, 5), F7(5, 6), F8(5, 7), F(5, 8), //
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G1(6, 0), G2(6, 1), G3(6, 2), G4(6, 3), G5(6, 4), G6(6, 5), G7(6, 6), G8(6, 7), G(6, 8), //
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H1(7, 0), H2(7, 1), H3(7, 2), H4(7, 3), H5(7, 4), H6(7, 5), H7(7, 6), H8(7, 7), H(7, 8);
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private final int x;
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private final int y;
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private final int command;
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private Pad(int x, int y) {
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this(x, y, ShortMessage.NOTE_ON);
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}
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private Pad(int x, int y, int command) {
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this.x = x;
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this.y = y;
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this.command = command;
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}
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public int getX() {
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return x;
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}
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public int getY() {
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return y;
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}
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public int getCode() {
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return x * 16 + y;
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}
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public int getCommand() {
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return command;
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}
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public static Pad find(int x, int y) {
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return Arrays.stream(values())
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.filter(p -> p.command == ShortMessage.NOTE_ON && p.x == x && p.y == y).findFirst()
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.orElse(null);
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}
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public static Pad findMidi(int midiByte) {
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return find((midiByte & 0xf0) >> 4, midiByte & 0x0f);
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}
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}

‎src/tk/tsg100/launchpadAPI/SendMidi.java‎

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package tk.tsg100.launchpadAPI;
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import javax.sound.midi.*;
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public class SendMidi {
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public static void send(int command, int data1, int data2){
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MidiDevice device;
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MidiDevice.Info[] devices = MidiSystem.getMidiDeviceInfo();
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for(int i = 0; i < devices.length; i++){
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if(devices[i].getDescription().equalsIgnoreCase("External MIDI Port")){ //select device
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try {
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device = MidiSystem.getMidiDevice(devices[i]);
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device.open(); //open device
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Receiver receiver = device.getReceiver(); //prepare sender
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MidiMessage message;
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//0x90 = note on (set color on pad X)
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message = new ShortMessage(0x90, 0, data1, data2); //prepare message
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long timestamp = -1;
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receiver.send(message, timestamp); //send message
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receiver.close();
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device.close(); //close everything
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break; //exit loop
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} catch (MidiUnavailableException | InvalidMidiDataException e) {
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e.printStackTrace();
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}
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}
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}
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}
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//Only use if launchpad isn't listed as External MIDI Port
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public static void sendPort(int command, int data1, int data2, String deviceDescription){
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MidiDevice device;
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MidiDevice.Info[] devices = MidiSystem.getMidiDeviceInfo();
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for(int i = 0; i < devices.length; i++){
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if(devices[i].getDescription().equalsIgnoreCase(deviceDescription)){ //select device
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try {
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device = MidiSystem.getMidiDevice(devices[i]);
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device.open(); //open device
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Receiver receiver = device.getReceiver(); //prepare sender
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MidiMessage message;
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//0x90 = note on (set color on pad X)
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message = new ShortMessage(0x90, 0, data1, data2); //prepare message
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long timestamp = -1;
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receiver.send(message, timestamp); //send message
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receiver.close();
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device.close(); //close everything
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break; //exit loop
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} catch (MidiUnavailableException | InvalidMidiDataException e) {
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e.printStackTrace();
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}
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}
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}
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}
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}
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‎src/tk/tsg100/launchpadAPI/utils/Commands.java‎

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package tk.tsg100.launchpadAPI.utils;
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import tk.tsg100.launchpadAPI.SendMidi;
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public class Commands {
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public static void reset(){
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SendMidi.send(0xB0, 0x0, 0x0);
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}
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public static void allYellow(int value){ //full yellow 0=low 1=mid 2=max
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switch (value){
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case(0):
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SendMidi.send(0xB0, 0x0, 0x7D);
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break;
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case(1):
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SendMidi.send(0xB0, 0x0, 0x7E);
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break;
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default:
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SendMidi.send(0xB0, 0x0, 0x7F);
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break;
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}
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}
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}

‎src/tk/tsg100/launchpadAPI/utils/Flash.java‎

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package tk.tsg100.launchpadAPI.utils;
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import tk.tsg100.launchpadAPI.SendMidi;
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public class Flash {
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public static void startFlash(){ SendMidi.send(0xB0, 0x0, 0x28); }
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//leave all lights on after stopping to flash
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public static void stopOn(){
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SendMidi.send(0xB0, 0x0 ,0x20);
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}
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//turn all lights of after stopping to flash
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public static void stopOff(){
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SendMidi.send(0xB0, 0x0, 0x21);
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}
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}

‎src/tk/tsg100/launchpadAPI/utils/Full.java‎

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package tk.tsg100.launchpadAPI.utils;
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import tk.tsg100.launchpadAPI.Color;
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import tk.tsg100.launchpadAPI.SendMidi;
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public class Full {
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public static void fullOn(Color color){
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for(int i = 0; i<120; i++){
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SendMidi.send(0x90, i, color.getCode());
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}
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for(int i = 0; i<7; i++){
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TopRow.change(i, color);
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}
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}
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}

‎src/tk/tsg100/launchpadAPI/utils/RandomColor.java‎

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package tk.tsg100.launchpadAPI.utils;
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import tk.tsg100.launchpadAPI.Color;
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import java.util.Random;
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public class RandomColor {
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public static Color getRandomColor(){
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Color color;
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Random random = new Random();
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int i = random.nextInt(3);
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switch(i){
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case(0):
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color = Color.RED;
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break;
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case(1):
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color = Color.AMBER;
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break;
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case(2):
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color = Color.GREEN;
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break;
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default:
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color = Color.BLANK;
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break;
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}
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return color;
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}
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}

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