X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=MooTrackView.java;h=e6f614b1b3981dcb0e664c6cebbf3a2f36728214;hb=2875ce498e9bf83ed635156599dd29a3c3b379de;hp=f8fe20c4b7400ade41c0b8ea990957d27290b59e;hpb=8efaf48c550d5462b987e6a9e0f4efd14bc8b483;p=moosique.git

diff --git a/MooTrackView.java b/MooTrackView.java
index f8fe20c..e6f614b 100644
--- a/MooTrackView.java
+++ b/MooTrackView.java
@@ -20,12 +20,14 @@ public class MooTrackView extends JPanel {
 	private JMenuItem menuItem;
 	private ArrayList rects;
 	protected static int viewLength = 0;
+	protected static int extraHeight = 0;
 	public static final int NOTE_HEIGHT = 10, NOTE_WIDTH = 40, VIEW_WIDTH = 200;
 
 	public MooTrackView (Track track) {
 		super(true);
 		this.track = track;
 
+		extraHeight = Toolkit.getDefaultToolkit().getScreenSize().height - 150;
 		// Configures panel
 		setBackground(Color.white);
 		setBorder(BorderFactory.createLineBorder(Color.black));
@@ -35,33 +37,20 @@ public class MooTrackView extends JPanel {
 		// Creates temporary variables
 		MidiEvent note;
 		MooNoteElement elem;
-		int extraHeight = Toolkit.getDefaultToolkit().getScreenSize().height - 150;
-		int x, y, height;
-		int beatsPerSixteenth = Moosique.getSequence().getResolution() / 4;
 		rects = new ArrayList(track.size() / 2);
 
 		// Places note elements
-		Insets insets = getInsets();
 		for (int i = 0; i < track.size(); i++) {
 			note = track.get(i);
 			if (note instanceof MooNote) {
-				// Adds the note element to the note area.
+				// Adds the note element to the note area and moves it to the appropriate place.
 				MooNote mn = (MooNote)note;
 				elem = new MooNoteElement(this, mn);
 				add(elem);
-
-				// Moves the note element to the appropriate place.
-				x = insets.left;
-				y = insets.top + (int)(mn.getTick() / beatsPerSixteenth) * NOTE_HEIGHT;
-				height = (mn.getDuration() / beatsPerSixteenth) * NOTE_HEIGHT;
-				if (height == 0) height = NOTE_HEIGHT;
-				Rectangle r = new Rectangle(x, y, NOTE_WIDTH, height);
-				while(isOccupied(r)) r.translate(NOTE_WIDTH, 0);
-				elem.setBounds(r);
-				rects.add(r);
-				if (viewLength < (y + height)) viewLength = y + height;
+				layoutElement(elem, false);
 			}
 			setPreferredSize(new Dimension(VIEW_WIDTH, viewLength + extraHeight));
+
 		}
 		validate();
 
@@ -74,6 +63,44 @@ public class MooTrackView extends JPanel {
 		addMouseListener(new PopupListener());
 	}
 
+	public void layoutElement(MooNoteElement elem, boolean old){
+		// If the element is currently in the view, removes its coordinates from the list.
+		Rectangle r = new Rectangle();
+		if (old){
+			r = elem.getBounds(r);
+			for (Iterator i = rects.iterator(); i.hasNext();){
+				Object ob = i.next();
+				if (r.equals(ob)){
+					rects.remove(ob);
+					break;
+				}
+			}
+		}
+
+		// Creates temporary variables.
+		int ticksPerSixteenth = Moosique.getSequence().getResolution() / 4;
+		MooNote mn = elem.getNote();
+		Insets insets = getInsets();
+		int x, y, height;
+
+		// Calculates coordinates.
+		x = insets.left;
+		y = insets.top + (int)(mn.getTick() / ticksPerSixteenth) * NOTE_HEIGHT;
+		height = (mn.getDuration() / ticksPerSixteenth) * NOTE_HEIGHT;
+		if (height == 0) height = NOTE_HEIGHT;
+		r = new Rectangle(x, y, NOTE_WIDTH, height);
+
+		// Places the element in the appropriate place.
+		while(isOccupied(r)) r.translate(NOTE_WIDTH, 0);
+		elem.setBounds(r);
+		rects.add(r);
+		if (viewLength < (y + height)){
+			viewLength = y + height;
+			if(old)setPreferredSize(new Dimension(VIEW_WIDTH, viewLength + extraHeight));
+		}
+
+	}
+
 	public Track getTrack() {
 		return track;
 	}