private static Sequence seq;
private static Sequencer sequencer;
private static Synthesizer synthesizer;
+ private static Receiver receiver;
private static MidiChannel[] channels;
private static MidiChannel activeChannel;
private static MidiEvent[] timeSignatures, tempoChanges;
+
private static ArrayList emptyTracks;
private static Map trackMute = new HashMap();
private static Map trackSolo = new HashMap();
-
+ private static Thread player;
private static String filename;
private static long editPosition;
- private static boolean makeGUI = true, isEdited = false, drawEmptyTracks = false;
- private static Thread player;
+ private static boolean makeGUI = true, initSound = true, edited = false, drawEmptyTracks = false;
public static final int DEFAULT_RESOLUTION = 96, DEFAULT_TRACKS = 4;
/**
* Starts the application.
+ *
+ * Parses command-line arguments, acquires MIDI devices and connects them,
+ * loads a sequence and creates the GUI.
*/
public static void main (String[] args) {
System.out.println("\nMoosique version 1.0\n");
// Parses command-line arguments.
String fileArg = null;
for (int i = 0; i < args.length; i++) {
- if (args[i].equals("-n")) {makeGUI = false;}
- else if (fileArg == null) {fileArg = args[i];}
+ if (args[i].equals("-n")) makeGUI = false;
+ else if (args[i].equals("-m")) initSound = false;
+ else if (fileArg == null) fileArg = args[i];
}
// Acquires MIDI devices and connects them.
synthesizer = MidiSystem.getSynthesizer();
System.out.print(".");
synthesizer.open();
- sequencer.getTransmitter().setReceiver(synthesizer.getReceiver());
+ receiver = synthesizer.getReceiver();
+ sequencer.getTransmitter().setReceiver(receiver);
channels = synthesizer.getChannels();
setActiveChannel(0);
} catch (MidiUnavailableException e) {
System.out.println("Failed, quitting.");
+ System.exit(1);
}
System.out.println("Done");
}
}
+
+
+
+
+
+
+
+ /* ***
+ ** ACCESSOR METHODS **
+ *** */
+
+
+
+
+
+
+
+
+ /**
+ * Returns the currently active MidiChannel.
+ * @return the active MidiChannel
+ */
+ public static MidiChannel getActiveChannel() {
+ return activeChannel;
+ }
+
+ /**
+ * Returns the MidiChannels of the selected synthesizer.
+ * @return the available MidiChannels
+ */
+ public static MidiChannel getChannel(int i) {
+ return channels[i];
+ }
+
+ /**
+ * Returns the MidiChannels of the selected synthesizer.
+ * @return the available MidiChannels
+ */
+ public static MidiChannel[] getChannels() {
+ return channels;
+ }
+
+ /**
+ * Returns the current editing position of the sequencer.
+ * @return the tick position
+ */
+ public static long getEditPosition() {
+ return editPosition;
+ }
+
/**
* Returns the GUI.
* @return the GUI
return gui;
}
+ /**
+ * Calculates the position (measures, beats, ticks) in the current sequence for the given tick position.
+ * @return an array of integers where index 0 is measures, 1 is beats and 2 is ticks.
+ */
+ public static int[] getPositionForTick(long ticks) {
+ /*
+ int measures, beats, ticks;
+ for (int i = 0; i < timeSignatures.length; i++) {
+ long tick = timeSignatures[i].getTick();
+ // Split the ticks in the interval into measures, beats and ticks.
+ }
+ */
+ int[] pos = {1, 1, 1};
+ return pos;
+ }
+
+ /**
+ * Returns the receiver of the current sequencer.
+ * @return the receiver
+ */
+ public static Receiver getReceiver() {
+ return receiver;
+ }
+
/**
* Returns the current sequence.
* @return the current sequence
}
/**
- * Returns the MidiChannels of the selected synthesizer.
- * @return the available MidiChannels
+ * Returns the tempo of the current sequence.
+ * @return the tick position
*/
- public static MidiChannel[] getChannels() {
- return channels;
+ public static int getTempo() {
+ return 120;
+ // if (tempoMsg == null) return 0;
}
/**
- * Returns the MidiChannels of the selected synthesizer.
- * @return the available MidiChannels
+ * Calculates the tick position in the current sequence for the given position (measures, beats, ticks).
+ * @return the tick position.
*/
- public static MidiChannel getChannel(int i) {
- return channels[i];
+ public static long getTicksForPosition(int measures, int beats, int ticks) {
+ long tickPos = 0;
+ /*
+ for (int i = 0; i < timeSignatures.length; i++) {
+ long tick = timeSignatures[i].getTick();
+ // Add the measures, beats and ticks in the interval.
+ }
+ */
+ return tickPos;
}
/**
- * Returns the currently active MidiChannel.
- * @return the active MidiChannel
+ * Returns the tempo of the current sequence.
+ * @return the tick position
*/
- public static MidiChannel getActiveChannel() {
- return activeChannel;
+ public static int[] getTimeSig() {
+ int[] ts = {4, 4};
+ return ts;
+ // if (timeSigMsg == null) return 0;
+ }
+
+ /**
+ * Returns true if the current sequence has been edited.
+ * @return the tick position
+ */
+ public static boolean isEdited() {
+ return edited;
+ }
+
+ /**
+ * Returns whether the given track should be drawn
+ * @return true if the given track should be drawn
+ */
+ public static boolean shouldBeDrawn(Track track) {
+ if (drawEmptyTracks) return true;
+ else return (!emptyTracks.contains(track));
+ }
+
+
+
+
+
+
+
+
+ /* ***
+ ** MUTATOR METHODS **
+ *** */
+
+
+
+
+
+
+
+
+ /**
+ * Fast forwards the current sequence the given number of measures.
+ * @param measures the number of measures to fast forward
+ */
+ public static void forward(long ticks) {
+ editPosition += ticks;
+ }
+
+ /**
+ * Rewinds the current sequence the given number of measures.
+ * @param measures the number of measures to rewind
+ */
+ public static void rewind(long ticks) {
+ editPosition -= ticks;
}
/**
}
/**
- * Replaces the current sequence with a new one, holding three empty tracks.
+ * Sets whether empty tracks should be drawn
+ * @param state true if empty tracks should be drawn
*/
- public static void clearSequence() {
- // Creates a new sequence and sends it to the sequencer.
- try {
- seq = new Sequence(Sequence.PPQ, DEFAULT_RESOLUTION, DEFAULT_TRACKS);
- sequencer.setSequence(seq);
- filename = null;
- emptyTracks = new ArrayList();
- } catch (InvalidMidiDataException e) {}
- // Sends sequence to GUI.
- if (gui != null) gui.setSequence(seq);
+ public static void setDrawEmptyTracks(boolean state) {
+ drawEmptyTracks = state;
}
/**
- * Starts playback of the current sequence.
+ * Sets the current sequence as edited, which implies prompts when loading a new sequence.
*/
- public static void play() {
- sequencer.setTickPosition(editPosition);
- resume();
+ public static void setEdited() {
+ edited = true;
}
/**
- * Pauses playback of the current sequence.
+ * Sets the current editing position of the sequencer.
+ * @param ticks the tick position
*/
- public static void pause() {
- if (sequencer.isRunning()) {
- sequencer.stop();
- }
- if (player != null) player.interrupt();
+ public static void setEditPosition(long ticks) {
+ editPosition = ticks;
+ }
+
+ /**
+ * Sets the current editing position of the sequencer.
+ * @param ticks the tick position
+ */
+ public static void setTempo(int bpm) {
+ // tempoMsg
+ }
+
+ /**
+ * Sets the current editing position of the sequencer.
+ * @param ticks the tick position
+ */
+ public static void setTimeSig(int bpm) {
+ // timeSigMsg
+ }
+
+ public static void setTrackSolo(Track track, boolean on){
+ trackSolo.put(track, new Boolean(on));
+ }
+
+ public static void setTrackMute(Track track, boolean on){
+ trackMute.put(track, new Boolean(on));
+ }
+
+
+
+
+
+
+
+
+ /* ***
+ ** PLAYBACK METHODS **
+ *** */
+
+
+
+
+
+
+
+
+ /**
+ * Starts playback of the current sequence.
+ */
+ public static void play() {
+ sequencer.setTickPosition(editPosition);
+ resume();
}
/**
} catch (InvalidMidiDataException e) {}
Track[] tracks = seq.getTracks();
+ sequencer.start();
+
for (int i = 0; i < tracks.length; i++) {
Object ob = trackSolo.get(tracks[i]);
if(ob instanceof Boolean){
- System.out.println("Track solo " + i + "= "+ ob);
sequencer.setTrackSolo(i,((Boolean)ob).booleanValue());
}
ob = trackMute.get(tracks[i]);
if(ob instanceof Boolean){
- System.out.println("Track mute " + i + "= "+ ob);
sequencer.setTrackMute(i,((Boolean)ob).booleanValue());
}
}
- sequencer.start();
// Disables input to volatile components
// gui.disable();
player.start();
}
+ /**
+ * Pauses playback of the current sequence.
+ */
+ public static void pause() {
+ if (sequencer.isRunning()) {
+ sequencer.stop();
+ }
+ if (player != null) player.interrupt();
+ }
+
/**
* Stops playback of the current sequence.
*/
gui.update((long)0);
}
- /**
- * Returns the current editing position of the sequencer.
- * @return the tick position
- */
- public static long getEditPosition() {
- return editPosition;
- }
- /**
- * Sets the current editing position of the sequencer.
- * @param ticks the tick position
- */
- public static void setEditPosition(long ticks) {
- editPosition = ticks;
- }
- /**
- * Returns the tempo of the current sequence.
- * @return the tick position
- */
- public static int getTempo() {
- return 120;
- // if (tempoMsg == null) return 0;
- }
- /**
- * Sets the current editing position of the sequencer.
- * @param ticks the tick position
- */
- public static void setTempo(int bpm) {
- // tempoMsg
- }
- /**
- * Returns the tempo of the current sequence.
- * @return the tick position
- */
- public static int[] getTimeSig() {
- int[] ts = {4, 4};
- return ts;
- // if (timeSigMsg == null) return 0;
- }
- /**
- * Sets the current editing position of the sequencer.
- * @param ticks the tick position
- */
- public static void setTimeSig(int bpm) {
- // timeSigMsg
- }
- /**
- * Returns true if the current sequence has been edited.
- * @return the tick position
- */
- public static boolean isEdited() {
- return isEdited;
- }
- /**
- * Sets the current sequence as edited, which implies prompts when loading a new sequence.
- */
- public static void setEdited() {
- isEdited = true;
- }
+ /* ***
+ ** SYSTEM & IO METHODS **
+ *** */
+
+
+
- /**
- * Rewinds the current sequence the given number of measures.
- * @param measures the number of measures to rewind
- */
- public static void rewind(long ticks) {
- editPosition -= ticks;
- }
- /**
- * Fast forwards the current sequence the given number of measures.
- * @param measures the number of measures to fast forward
- */
- public static void forward(long ticks) {
- editPosition += ticks;
- }
- /**
- * Returns whether the given track should be drawn
- * @return true if the given track should be drawn
- */
- public static boolean shouldBeDrawn(Track track) {
- if (drawEmptyTracks) return true;
- else return (!emptyTracks.contains(track));
- }
/**
- * Sets whether empty tracks should be drawn
- * @param state true if empty tracks should be drawn
+ * Replaces the current sequence with a new one, holding three empty tracks.
*/
- public static void setDrawEmptyTracks(boolean state) {
- drawEmptyTracks = state;
+ public static void clearSequence() {
+ // Creates a new sequence and sends it to the sequencer.
+ try {
+ seq = new Sequence(Sequence.PPQ, DEFAULT_RESOLUTION, DEFAULT_TRACKS);
+ sequencer.setSequence(seq);
+ filename = null;
+ emptyTracks = new ArrayList();
+ trackSolo = new HashMap();
+ trackMute = new HashMap();
+ } catch (InvalidMidiDataException e) {}
+ // Sends sequence to GUI.
+ if (gui != null) gui.setSequence(seq);
}
/**
- * Loads the MooSequence in the given file.
+ * Loads a MIDI sequence from the given file.
* @param filename the filename to use
*/
public static boolean load(String file) {
} catch (IOException e) {
return false;
}
- isEdited = false;
+ edited = false;
Track[] tracks = seq.getTracks();
emptyTracks = new ArrayList();
}
}
}
-// timeSignatures = ts.toArray(timeSignatures);
-// tempoChanges = tc.toArray(tempoChanges);
+ // timeSignatures = ts.toArray(timeSignatures);
+ // tempoChanges = tc.toArray(tempoChanges);
// Wraps each NoteOn event with its NoteOff event in a MooNote
ArrayList noteOns, noteOffs;
if (noteOns.size() == 0) emptyTracks.add(tracks[i]);
// Sorts the note lists by tick position.
- Comparator c = new Comparator() {
- public int compare(Object o1, Object o2) {
- return (int)(((MidiEvent)o1).getTick() - ((MidiEvent)o2).getTick());
- }
- };
+ Comparator c = new NoteComparator();
Collections.sort(noteOns, c);
Collections.sort(noteOffs, c);
if (off != null) {
tracks[i].add(new MooNote(on, off));
} else {
- tracks[i].add(new MooNote(on));
+ tracks[i].add(new MooNote(on, new MidiEvent((ShortMessage)on.getMessage().clone(), on.getTick() + 48)));
}
iOn.remove();
}
return true;
}
+ /**
+ * Prompts the user .
+ */
+ public static boolean promptOnUnsavedChanges() {
+ if (!edited) return false;
+ int exitOption = JOptionPane.showConfirmDialog(gui,
+ "The current sequence has been edited, but not saved.\nDo you wish to continue anyway?",
+ "File not saved - continue?",
+ JOptionPane.OK_CANCEL_OPTION,
+ JOptionPane.WARNING_MESSAGE);
+ if (exitOption == JOptionPane.CANCEL_OPTION || exitOption == JOptionPane.CLOSED_OPTION) return true;
+ return false;
+ }
+
+ /**
+ * Saves the current sequence to the previously given filename.
+ */
+ public static boolean save() {
+ if (filename == null) return false;
+ else {
+ saveAs(filename);
+ return true;
+ }
+ }
+
/**
* Saves the current sequence to the given filename
* @param file the filename to use
try {
MidiSystem.write(seq, 1, new File(file));
filename = file;
+ edited = false;
gui.setStatus("Saved " + file);
return true;
} catch (IOException e) {
}
}
- /**
- * Saves the current sequence to the previously given filename.
- */
- public static boolean save() {
- if (filename == null) return false;
- else {
- saveAs(filename);
- return true;
- }
- }
-
/**
* Releases all reserved devices and exits the program.
*/
public static void quit() {
+ if (gui != null) {
+ if (promptOnUnsavedChanges()) return;
+ }
if (sequencer.isOpen()) sequencer.close();
if (synthesizer.isOpen()) synthesizer.close();
System.exit(0);
}
- public static void setTrackSolo(Track track, boolean on){
- trackSolo.put(track, new Boolean(on));
- }
-
- public static void setTrackMute(Track track, boolean on){
- trackMute.put(track, new Boolean(on));
+ /**
+ * A Comparator for sorting lists of MidiEvents.
+ */
+ public static class NoteComparator implements Comparator {
+ public int compare(Object o1, Object o2) {
+ return (int)(((MidiEvent)o1).getTick() - ((MidiEvent)o2).getTick());
+ }
}
}
projects / moosique.git / blobdiff