import javax.swing.*;
-import java.awt.event.*;
import java.awt.*;
+import java.awt.event.*;
import javax.sound.midi.*;
+import java.util.*;
/**
* Graphical representation of a MIDI track.
* @author Andersson , Andreen, Lanneskog, Pehrson
* @version 1
*/
-
+
public class MooTrackView extends JPanel implements ActionListener {
- private MooTrackTitle title;
+ private Track track;
private NoteArea notes;
private Rectangle box;
private JPopupMenu popup;
+ private JPopupMenu notePopup;
private JMenuItem menuItem;
-
- private static final int NOTEVIEW_HEIGHT = 200;
-
+ protected static int viewLength = 0;
+ public static final int NOTE_HEIGHT = 10, NOTE_WIDTH = 40, VIEW_WIDTH = 200;
+
public MooTrackView (Track track) {
+ super(true);
+ this.track = track;
setLayout(new BorderLayout());
- this.setBorder(BorderFactory.createLineBorder(Color.black));
- title = new MooTrackTitle();
- title.setBorder(BorderFactory.createLineBorder(Color.black));
- add(title, BorderLayout.NORTH);
-
- notes = new NoteArea();
+ notes = new NoteArea(track);
notes.setBackground(Color.white);
notes.setBorder(BorderFactory.createLineBorder(Color.black));
popup = new JPopupMenu();
- menuItem = new JMenuItem("Add...");
- menuItem.addActionListener(this);
- popup.add(menuItem);
- menuItem = new JMenuItem("Preferences...");
- menuItem.addActionListener(this);
- popup.add(menuItem);
-
- notes.addMouseListener(new PopupListener());
+ menuItem = new JMenuItem("Add...");
+ menuItem.addActionListener(this);
+ popup.add(menuItem);
+
+ notePopup = new JPopupMenu();
+ menuItem = new JMenuItem("Preferences...");
+ menuItem.addActionListener(this);
+ notePopup.add(menuItem);
+
+// notes.addMouseListener(new PopupListener());
add(notes, BorderLayout.CENTER);
}
-
+
public void actionPerformed(ActionEvent e) {}
-
+
+ public Track getTrack() {
+ return track;
+ }
+
+
+ /**
+ * Updates the track view.
+ */
+ public void update(long tickPosition) {
+ repaint();
+ }
+
class NoteArea extends JPanel {
- public void RectanglePanel() {
- setPreferredSize(new Dimension(20, 20));
+ public static final int NOTE_HEIGHT = 10, NOTE_WIDTH = 40, VIEW_WIDTH = 200;
+ private ArrayList rects;
+
+ public NoteArea(Track track) {
+ // Configuring panel
+ super(true);
+ setLayout(null);
+ setPreferredSize(new Dimension(VIEW_WIDTH, 140 * NOTE_HEIGHT));
+
+ // Creating temporary variables
+ MidiEvent note;
+ MooNoteElement elem;
+ int x, y, height;
+ int beatsPerSixteenth = Moosique.getSequence().getResolution() / 4;
+ rects = new ArrayList(track.size() / 2);
+
+ // Placing 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.
+ MooNote mn = (MooNote)note;
+ elem = new MooNoteElement(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;
+ }
+ setPreferredSize(new Dimension(VIEW_WIDTH, viewLength));
+ }
+ validate();
}
+ private boolean isOccupied(Rectangle r) {
+ Iterator it = rects.iterator();
+ while (it.hasNext()) {
+ if(r.intersects((Rectangle)it.next())) return true;
+ }
+ return false;
+ }
+
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2 = (Graphics2D)g;
- for (int c = 0; c < 1000; c += 20) {
- int r=0;
- for (r = 0; r < 200; r += 20) {
- box = new Rectangle(r, c, 20, 20);
+ for (int c = 0; c < viewLength || c < getHeight(); c += NOTE_HEIGHT) {
+ for (int r = 0; r < (10 * NOTE_WIDTH); r += NOTE_WIDTH) {
+ box = new Rectangle(r, c, NOTE_WIDTH, NOTE_HEIGHT);
g2.setColor(Color.gray);
g2.draw(box);
}
}
}
}
-
+
class PopupListener extends MouseAdapter {
- public void mousePressed(MouseEvent e) {
+ public void mousePressed(MouseEvent e) {
maybeShowPopup(e);
- }
-
- public void mouseReleased(MouseEvent e) {
+ }
+
+ public void mouseReleased(MouseEvent e) {
maybeShowPopup(e);
- }
-
- private void maybeShowPopup(MouseEvent e) {
+ }
+
+ private void maybeShowPopup(MouseEvent e) {
if (e.isPopupTrigger()) {
- popup.show(e.getComponent(), e.getX(), e.getY());
+ if (findComponentAt(e.getX(), e.getY()) instanceof MooNoteElement)
+ notePopup.show(e.getComponent(), e.getX(), e.getY());
+ else
+ popup.show(e.getComponent(), e.getX(), e.getY());
}
}
}
-}
\ No newline at end of file
+}
projects / moosique.git / blobdiff