import javax.sound.midi.*;
-import javax.swing.*;
import java.io.*;
+import javax.swing.*;
+import java.util.*;
/**
* Moosique - The MIDI Tracker
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, isEdited;
+ private static Thread player;
+ public static final int RESOLUTION = 96, DEFAULT_TRACKS = 4;
/**
* 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 {
setActiveChannel(0);
} catch (MidiUnavailableException e) {
System.out.println("Failed, quitting.");
- quit();
+// System.exit(1);
}
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)) {
+ System.out.println("Failed");
+ clearSequence();
+ } else {
+ 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");
+ // Builds GUI, unless n-flag is set.
+ if (makeGUI) {
+ System.out.print("Building GUI...");
+ try {
+ UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+ } catch (Exception e) {}
+ 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 GUI.
+ * @return the GUI
+ */
+ public static MooGUI getGUI() {
+ return gui;
+ }
+
+ /**
+ * 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 MidiChannels of the selected synthesizer.
+ * @return the available MidiChannels
+ */
+ public static MidiChannel getChannel(int i) {
+ return channels[i];
+ }
+
+ /**
+ * 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);
+ seq = new Sequence(Sequence.PPQ, RESOLUTION, DEFAULT_TRACKS);
+ 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.start();
+ sequencer.setTickPosition(position);
+ resume();
}
/**
*/
public static void pause() {
sequencer.stop();
+ player.interrupt();
}
/**
*/
public static void resume() {
sequencer.start();
+
+ // Disables input to volatile components
+ // gui.disable();
+
+ // Creates the visualization thread and starts it.
+ player = new Thread () {
+ public void run() {
+ while(sequencer.isRunning()) gui.update(sequencer.getTickPosition());
+ Moosique.stop();
+ }
+ };
+ player.start();
}
/**
public static void stop() {
sequencer.stop();
sequencer.setTickPosition(position);
+ player.interrupt();
+ gui.update((long)0);
}
/**
- * Rewinds the current sequence the given number of measures.
- * @param measures the number of measures to rewind
+ * Returns the current tick position of the sequencer.
+ * @return the tick position
*/
public static long getPosition() {
return position;
}
/**
- * Rewinds the current sequence the given number of measures.
- * @param measures the number of measures to rewind
+ * Sets the current tick position of the sequencer.
+ * @param ticks the tick position
*/
public static void setPosition(long ticks) {
position = ticks;
}
+ /**
+ * 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;
+ }
+
/**
* Rewinds the current sequence the given number of measures.
* @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);
}
/**
} catch (InvalidMidiDataException e) {
return false;
} catch (IOException e) {
- JOptionPane.showMessageDialog(null, "Error 404", "File Not Found", JOptionPane.ERROR_MESSAGE);
return false;
}
-
- // Sends sequence to GUI
- if (gui != null) gui.setSequence(seq);
-
+ isEdited = false;
+
// Searches the sequence for NoteOn events
Track[] tracks = seq.getTracks();
MidiEvent noteOn, noteOff = null, nextEvent;
MidiMessage nextMsg;
ShortMessage shortMsg;
for (int i = 0; i < tracks.length; i++) {
+ /*
+ Collections.sort(track[i].events, new Comparator() {
+ public int compare(Object o1, Object o2) {
+ return ((MidiEvent)o2).getTick() - ((MidiEvent)o1).getTick();
+ }
+ });
+ */
for (int j = 0; j < tracks[i].size(); j++) {
noteOn = tracks[i].get(j);
if (noteOn.getMessage() instanceof ShortMessage) {
}
}
}
+ // Sends sequence to GUI and sequencer, then returns
+ if (gui != null) gui.setSequence(seq);
+ try {
+ sequencer.setSequence(seq);
+ } catch (InvalidMidiDataException e) {}
return true;
}
/**
* 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);
}
if (synthesizer.isOpen()) synthesizer.close();
System.exit(0);
}
-}
\ No newline at end of file
+}