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
+ * @author Andersson , Andreen, Lanneskog, Pehrson
* @version 1
*/
-
+
public class MooTrackView extends JPanel {
- private MooTrackTitle title;
- private NoteArea notes;
+ private Track track;
private Rectangle box;
- private Rectangle box2;
- //private JPanel notes;
- private static final int PANEL_WIDTH = 65;
- private static final int TITLE_HEIGHT = 40;
- private static final int NOTEVIEW_HEIGHT = 200;
-
+ private JPopupMenu popup;
+ 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;
+
+ // Configures panel
+ setBackground(Color.white);
+ setBorder(BorderFactory.createLineBorder(Color.black));
+ setLayout(null);
+ setPreferredSize(new Dimension(VIEW_WIDTH, 140 * NOTE_HEIGHT));
+
+ // Creates temporary variables
+ MidiEvent note;
+ MooNoteElement elem;
+ rects = new ArrayList(track.size() / 2);
+ extraHeight = Toolkit.getDefaultToolkit().getScreenSize().height - 150;
+
+ // Places note elements
+ for (int i = 0; i < track.size(); i++) {
+ note = track.get(i);
+ if (note instanceof MooNote) {
+ // 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);
+ layoutElement(elem, false);
+ }
+ setPreferredSize(new Dimension(VIEW_WIDTH, viewLength + extraHeight));
+
+ }
+ validate();
+
+ // Creates pop-up menu.
+ popup = new JPopupMenu();
+ menuItem = new JMenuItem("Add note...");
+ // menuItem.addActionListener();
+ popup.add(menuItem);
+
+ // Adds listeners for popup menu and keyboard synthesizer.
+ addMouseListener(new MAdapter());
+ addKeyListener(new MooKeyboard());
+ }
+
+ 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;
+ }
+
+
/**
- * Creates
+ * Updates the track view.
*/
- public MooTrackView () {
- addMouseMotionListener(doScrollRectToVisible);
- addKeyListener(new MooKeyboard());
- setLayout(new BorderLayout());
- setBorder(BorderFactory.createLineBorder(Color.black));
- add(trackTitle(), BorderLayout.NORTH);
- add(noteView(), BorderLayout.CENTER);
+ public void update(long tickPosition) {
+ repaint();
+ }
+
+ private boolean isOccupied(Rectangle r) {
+ Iterator it = rects.iterator();
+ while (it.hasNext()) {
+ if(r.intersects((Rectangle)it.next())) return true;
+ }
+ return false;
}
- MouseMotionListener doScrollRectToVisible = new MouseMotionAdapter() {
- public void mouseDragged(MouseEvent e) {
- Rectangle r = new Rectangle(e.getX(), e.getY(), 1, 1);
- ((JPanel)e.getSource()).scrollRectToVisible(r);
- }
- };
-
- private JPanel trackTitle () {
- title = new MooTrackTitle();
- title.setPreferredSize(new Dimension(PANEL_WIDTH, TITLE_HEIGHT));
- title.setBorder(BorderFactory.createLineBorder(Color.black));
- return title;
+ public void remove(MooNoteElement elem) {
+ remove((Component)elem);
+ elem.getNote().removeFrom(track);
+ validate();
+ repaint();
}
- private JPanel noteView () {
- notes = new NoteArea();
- notes.setBackground(Color.white);
- notes.setBorder(BorderFactory.createLineBorder(Color.black));
- return notes;
+ public void paintComponent(Graphics g) {
+ super.paintComponent(g);
+ Graphics2D g2 = (Graphics2D)g;
+ 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 NoteArea extends JPanel {
- public void RectanglePanel() {
- setPreferredSize(new Dimension(20, 20));
+
+ class MAdapter extends MouseAdapter {
+ public void mousePressed(MouseEvent e) {
+ if (e.isPopupTrigger()) {
+ popup.show(e.getComponent(), e.getX(), e.getY());
+ }
}
-
-
- public void paintComponent(Graphics g) {
- super.paintComponent(g);
- Graphics2D g2 = (Graphics2D)g;
- box = new Rectangle(0,0,20,20);
- g2.draw(box);
- box2 = new Rectangle(20,0,20,20);
- g2.draw(box2);
+
+ public void mouseEntered(MouseEvent e) {
+ // Moosique.setActiveChannel(track.getChannel());
}
}
-}
\ No newline at end of file
+}
projects / moosique.git / blobdiff