X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=Moosique.java;h=c9ea45644407d55fc9f9e83a5319bc765a738948;hb=31f81450a303d52bf37ec8bcbb12e0f3b3b8b833;hp=b7c92c30f9af86ad1c7efeadbe8a390853ec7b72;hpb=97d462f234af2325fb0707b8bd35cec1ee429dd5;p=moosique.git

diff --git a/Moosique.java b/Moosique.java
index b7c92c3..c9ea456 100644
--- a/Moosique.java
+++ b/Moosique.java
@@ -1,6 +1,7 @@
 import javax.sound.midi.*;
-import javax.swing.*;
 import java.io.*;
+import javax.swing.*;
+import java.util.*;
 
 /**
  * Moosique - The MIDI Tracker
@@ -20,8 +21,10 @@ public class Moosique {
 	private static MidiChannel activeChannel;
 
 	private static String filename, fileArg;
-	private static long position;
-	private static boolean makeGUI = true;
+	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.
@@ -49,23 +52,30 @@ public class Moosique {
 			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.
 		if (fileArg != null) {
 			System.out.print("Loading MIDI sequence from " + fileArg + "...");
-			if (!load(fileArg)) clearSequence();
-			System.out.println("Done");
+			if (!load(fileArg)) {
+				System.out.println("Failed");
+				clearSequence();
+			} else {
+				System.out.println("Done");
+			}
 		} else {
 			// Otherwise creates a new empty one.
 			clearSequence();
 		}
 
-		// If n-flag is set, plays song and then exits. Otherwise builds GUI.
+		// 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 {
@@ -77,6 +87,14 @@ public class Moosique {
 		}
 	}
 
+	/** 
+	 * Returns the GUI.
+	 * @return the GUI
+	 */
+	public static MooGUI getGUI() {
+		return gui;
+	}
+
 	/** 
 	 * Returns the current sequence.
 	 * @return the current sequence
@@ -101,6 +119,14 @@ public class Moosique {
 		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
@@ -123,7 +149,7 @@ public class Moosique {
 	public static void clearSequence() {
 		// 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.
@@ -134,8 +160,8 @@ public class Moosique {
 	 * Starts playback of the current sequence.
 	 */
 	public static void play() {
-		sequencer.setTickPosition(position);
-		sequencer.start();
+		sequencer.setTickPosition(editPosition);
+		resume();
 	}
 
 	/** 
@@ -143,37 +169,70 @@ public class Moosique {
 	 */
 	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;
 	}
 
 	/** 
@@ -181,7 +240,7 @@ public class Moosique {
 	 * @param measures	the number of measures to rewind
 	 */
 	public static void rewind(long ticks) {
-		setPosition(position - ticks);
+		editPosition -= ticks;
 	}
 
 	/** 
@@ -189,7 +248,7 @@ public class Moosique {
 	 * @param measures	the number of measures to fast forward
 	 */
 	public static void forward(long ticks) {
-		setPosition(position + ticks);
+		editPosition += ticks;
 	}
 
 	/** 
@@ -204,22 +263,23 @@ public class Moosique {
 		} 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 and sequencer
-		if (gui != null) gui.setSequence(seq);
-		try {
-			sequencer.setSequence(seq);
-		} catch (InvalidMidiDataException e) {}
-
+		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) {
@@ -247,6 +307,11 @@ 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;
 	}
 
@@ -276,4 +341,4 @@ public class Moosique {
 		if (synthesizer.isOpen()) synthesizer.close();
 		System.exit(0);
 	}
-}
\ No newline at end of file
+}