public class Moosique {
- protected static MooGUI gui;
- protected static Sequence seq;
+ private static MooGUI gui;
+ private static Sequence seq;
+ private static Sequencer sequencer;
+ private static Synthesizer synthesizer;
+ private static MidiChannel[] channels;
+ private static MidiChannel activeChannel;
- protected static Sequencer sequencer;
- protected static Synthesizer synthesizer;
- protected static MidiChannel[] channels;
- protected static MidiChannel activeChannel;
-
- protected static String filename;
- protected static long position;
+ private static String filename, fileArg;
+ private static long position;
+ private static boolean makeGUI = true;
/**
* Starts the application.
*/
public static void main (String[] args) {
System.out.println("\nMoosique version 1.0\n");
+
+ // Parses command-line arguments.
+ for (int i = 0; i < args.length; i++) {
+ if (args[i].equals("-n")) {makeGUI = false;}
+ else if (fileArg == null) {fileArg = args[i];}
+ }
+
// Acquires MIDI devices and connects them.
System.out.print("Initializing MIDI devices.");
try {
System.out.println("Done");
//If a filename is given as the command-line argument, attempts to load a sequence from the file.
- System.out.print("Loading MIDI sequence...");
- if (args.length == 1) {
- if (!load(args[0])) clearSequence();
+ if (fileArg != null) {
+ System.out.print("Loading MIDI sequence from " + fileArg + "...");
+ if (!load(fileArg)) clearSequence();
+ System.out.println("Done");
} else {
// Otherwise creates a new empty one.
clearSequence();
}
- System.out.println("Done");
- // Sets up channels and GUI.
- System.out.print("Creating GUI...");
- gui = new MooGUI(seq);
- System.out.println("Done");
+ // If n-flag is set, plays song and then exits. Otherwise builds GUI.
+ if (makeGUI) {
+ System.out.print("Building GUI...");
+ gui = new MooGUI(seq);
+ System.out.println("Done");
+ } else {
+ System.out.print("Playing...");
+ play();
+ while (sequencer.isRunning()) {}
+ System.out.println("Done");
+ quit();
+ }
}
/**
- * Returns a pointer to the current sequence.
+ * Returns the current sequence.
* @return the current sequence
*/
public static Sequence getSequence() {
}
/**
- * Returns a pointer to the MidiChannels of the selected synthesizer.
+ * Returns the current sequencer.
+ * @return the current sequencer
+ */
+ public static Sequencer getSequencer() {
+ return sequencer;
+ }
+
+ /**
+ * Returns the MidiChannels of the selected synthesizer.
* @return the available MidiChannels
*/
public static MidiChannel[] getChannels() {
}
/**
- * Returns a pointer to the currently active MidiChannel.
+ * Returns the currently active MidiChannel.
* @return the active MidiChannel
*/
public static MidiChannel getActiveChannel() {
* Replaces the current sequence with a new one, holding three empty tracks.
*/
public static void clearSequence() {
- // Creates sequence.
+ // Creates a new sequence and sends it to the sequencer.
try {
seq = new Sequence(Sequence.PPQ, 96, 3);
+ sequencer.setSequence(seq);
} catch (InvalidMidiDataException e) {}
// Sends sequence to GUI.
if (gui != null) gui.setSequence(seq);
-
}
/**
* Starts playback of the current sequence.
*/
public static void play() {
- try {
- sequencer.setSequence(seq);
- sequencer.setTickPosition(position);
- } catch (InvalidMidiDataException e) {}
+ sequencer.setTickPosition(position);
sequencer.start();
}
* @param measures the number of measures to rewind
*/
public static void rewind(long ticks) {
- position -= ticks;
+ setPosition(position - ticks);
}
/**
* @param measures the number of measures to fast forward
*/
public static void forward(long ticks) {
- position += ticks;
+ setPosition(position + ticks);
}
/**
return false;
}
- // Sends sequence to GUI
+ // Sends sequence to GUI and sequencer
if (gui != null) gui.setSequence(seq);
+ try {
+ sequencer.setSequence(seq);
+ } catch (InvalidMidiDataException e) {}
// Searches the sequence for NoteOn events
Track[] tracks = seq.getTracks();
/**
* Saves the current sequence to the given filename
- * @param filename the filename to use
+ * @param file the filename to use
*/
- public static void saveAs(String filename) throws IOException {
- MidiSystem.write(seq, 1, new File(filename));
+ public static void saveAs(String file) {
+ try {
+ MidiSystem.write(seq, 1, new File(filename));
+ } catch (IOException e) {}
+ filename = file;
}
/**
* Saves the current sequence to the previously given filename.
*/
- public static void save() throws IOException {
+ public static void save() {
saveAs(filename);
}