X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=Moosique.java;h=c9ea45644407d55fc9f9e83a5319bc765a738948;hb=31f81450a303d52bf37ec8bcbb12e0f3b3b8b833;hp=01070c1391956b5667d630a9a1dbac4dd99f3fb1;hpb=6d33badced053eb76cf6258e891de74cba354d10;p=moosique.git diff --git a/Moosique.java b/Moosique.java index 01070c1..c9ea456 100644 --- a/Moosique.java +++ b/Moosique.java @@ -1,156 +1,257 @@ import javax.sound.midi.*; -import javax.swing.*; import java.io.*; +import javax.swing.*; +import java.util.*; -/* +/** * Moosique - The MIDI Tracker * - * Main class that handles initiation, IO and sound FX. + * Main class that handles initiation, IO and sound. * - * @author Andersson, Andreen, Lanneskog, Pehrson - * @version 1 + * @author Einar Pehrson */ public class Moosique { private static MooGUI gui; private static Sequence seq; - - private static Sequencer sequencer = null; - private static Synthesizer synthesizer = null; + private static Sequencer sequencer; + private static Synthesizer synthesizer; private static MidiChannel[] channels; + private static MidiChannel activeChannel; - private static String filename; - private static long position; + private static String filename, fileArg; + private static long editPosition; + 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 { sequencer = MidiSystem.getSequencer(); System.out.print("."); sequencer.open(); - System.out.print("."); synthesizer = MidiSystem.getSynthesizer(); System.out.print("."); synthesizer.open(); - System.out.print("."); sequencer.getTransmitter().setReceiver(synthesizer.getReceiver()); + channels = synthesizer.getChannels(); + 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..."); - channels = synthesizer.getChannels(); - 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() { return seq; } - /* - * Returns a pointer to the current sequence. - * @return the current sequence + /** + * 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() { + return channels; + } + + /** + * 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() { + return activeChannel; + } + + /** + * Sets the currently active MidiChannel. + * @param channel the number of the MidiChannel to activate + */ + public static void setActiveChannel(int channel) { + activeChannel = channels[channel]; + } + + /** + * 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); + 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(editPosition); + resume(); } - /* + /** * Pauses playback of the current sequence. */ public static void pause() { sequencer.stop(); + player.interrupt(); } - /* + /** * Resumes playback of the current sequence. */ public static void resume() { + gui.update(0); 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(); } - /* + /** * Stops playback of the current sequence. */ public static void stop() { - sequencer.stop(); - sequencer.setTickPosition(position); + if (sequencer.isRunning()) { + sequencer.stop(); + sequencer.setTickPosition(editPosition); + 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 editing position of the sequencer. + * @return the tick position */ public static long getPosition() { - return position; + return editPosition; } - /* - * Rewinds the current sequence the given number of measures. - * @param measures the number of measures to rewind + /** + * Sets the current editing position of the sequencer. + * @param ticks the tick position */ public static void setPosition(long ticks) { - position = ticks; + editPosition = 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; + 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) { - position += ticks; + editPosition += ticks; } - /* + /** * Loads the MooSequence in the given file. * @param filename the filename to use */ @@ -162,19 +263,23 @@ public class Moosique { } catch (InvalidMidiDataException e) { return false; } catch (IOException e) { - JOptionPane.showMessageDialog(null, "File", "alert", 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) { @@ -202,34 +307,38 @@ public class Moosique { } } } + // 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); } - /* + /** * Releases all reserved devices and exits the program. */ public static void quit() { - if (sequencer.isOpen()) { - try { - sequencer.open(); - } catch (MidiUnavailableException e) {} - } + if (sequencer.isOpen()) sequencer.close(); + if (synthesizer.isOpen()) synthesizer.close(); System.exit(0); } -} \ No newline at end of file +}