private JPopupMenu popup, selPopup;
private JMenu selPopupTranspUp, selPopupTranspDown;
- private JMenuItem popupAdd;
- private JMenuItem selPopupRemove, selPopupTranspUpOct, selPopupTranspDownOct;
+ private JMenuItem popupAdd, popupPaste;
+ private JMenuItem selPopupCopy, selPopupCut, selPopupRemove, selPopupTranspUpOct, selPopupTranspDownOct;
- private ArrayList rects;
- private ArrayList selected;
+ private ArrayList coords, copyBuffer;
+ private TreeSet selection;
private Insets insets;
private int ticksPerSixteenth, popupY = 0;
+ private boolean leftMouseButtonPressed = false;
protected static int viewLength = 0;
protected static int extraHeight = 0;
public static final int NOTE_HEIGHT = 10, NOTE_WIDTH = 40, VIEW_WIDTH = 200;
super(true);
this.track = track;
this.title = title;
+
+ // Creates instance variables
insets = getInsets();
- selected = new ArrayList();
+ coords = new ArrayList(track.size() / 2);
+ selection = new TreeSet();
+ copyBuffer = new ArrayList();
+
+ // Creates temporary variables
+ MidiEvent note;
+ MooNoteElement elem;
+ extraHeight = Toolkit.getDefaultToolkit().getScreenSize().height - 150;
// Configures panel
setBackground(Color.white);
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);
popupAdd = new JMenuItem("Add note...");
popupAdd.addActionListener(pList);
popup.add(popupAdd);
+ popupPaste = new JMenuItem("Paste");
+ popupPaste.addActionListener(pList);
+ popup.add(popupPaste);
// Creates selection pop-up menu.
selPopup = new JPopupMenu();
+ selPopupCopy = new JMenuItem("Copy selection");
+ selPopupCopy.addActionListener(pList);
+ selPopup.add(selPopupCopy);
+ selPopupCut = new JMenuItem("Cut selection");
+ selPopupCut.addActionListener(pList);
+ selPopup.add(selPopupCut);
selPopupRemove = new JMenuItem("Remove selection");
selPopupRemove.addActionListener(pList);
selPopup.add(selPopupRemove);
Rectangle r = new Rectangle();
if (old){
r = elem.getBounds(r);
- for (Iterator i = rects.iterator(); i.hasNext();){
+ for (Iterator i = coords.iterator(); i.hasNext();){
Object ob = i.next();
if (r.equals(ob)){
- rects.remove(ob);
+ coords.remove(ob);
break;
}
}
// Calculates coordinates.
x = insets.left;
- y = insets.top + (int)(mn.getTick() / ticksPerSixteenth) * NOTE_HEIGHT;
+ y = insets.top + Math.round(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);
+ coords.add(r);
if (viewLength < (y + height)){
viewLength = y + height;
if(old)setPreferredSize(new Dimension(VIEW_WIDTH, viewLength + extraHeight));
}
- if(old)repaint();
+ if (old) {
+ validate();
+ repaint();
+ }
}
/**
* @return true if the position is occupied.
*/
private boolean isOccupied(Rectangle r) {
- Iterator it = rects.iterator();
+ Iterator it = coords.iterator();
while (it.hasNext()) {
if(r.intersects((Rectangle)it.next())) return true;
}
layoutElement(elem, false);
setPreferredSize(new Dimension(VIEW_WIDTH, viewLength + extraHeight));
Moosique.setEdited();
+ validate();
repaint();
}
* Adds a standard note to this track.
*/
private void addStandardNote() {
- int row = (popupY - insets.top) / NOTE_HEIGHT;
+ int row = (popupY - insets.top) / NOTE_HEIGHT;
long timestamp = (long)(ticksPerSixteenth * row);
addNote(new MooNote(title.getChannel(), 60, 100, timestamp, Moosique.getSequence().getResolution() / 4));
}
remove(elem);
Rectangle r = new Rectangle();
r = elem.getBounds(r);
- rects.remove(r);
+ coords.remove(r);
Moosique.setEdited();
+ validate();
repaint();
}
/**
- * Deselects all notes.
+ * Selects the given note
+ * @param the note to select
*/
public void selectNote(MooNoteElement elem) {
- selected.add(elem);
+ selection.add(elem);
}
/**
- * Deselects all notes.
+ * Deselects the given note
+ * @param the note to deselect
*/
public void deselectNote(MooNoteElement elem) {
- selected.remove(selected.indexOf(elem));
+ selection.remove(elem);
}
/**
* Deselects all notes.
*/
public void deselectAllNotes() {
- Iterator it = selected.iterator();
+ Iterator it = selection.iterator();
while(it.hasNext()) {
((MooNoteElement)it.next()).deselect();
}
- selected.clear();
+ selection.clear();
}
/**
* @return if the given element is the only selected one
*/
public boolean isTheOnlySelected(MooNoteElement elem) {
- Iterator it = selected.iterator();
+ Iterator it = selection.iterator();
while(it.hasNext()) {
if (!it.next().equals(elem)) return false;
}
}
/**
- * Shows a popup-menu with options for the current selection of note elements.
- * @param c the component over which to display the menu
- * @param x the x-coordinate in which to display the menu
- * @param y the y-coordinate in which to display the menu
+ * Copies the current selection.
*/
- public void showSelectionPopup(Component c, int x, int y) {
- selPopup.show(c, x, y);
+ public void copySelectedNotes() {
+ copyBuffer = new ArrayList(selection.size());
+ Iterator it = selection.iterator();
+ while(it.hasNext()) {
+ copyBuffer.add(((MooNoteElement)it.next()).getNote().clone());
+ }
+ Collections.sort(copyBuffer);
+ }
+
+ /**
+ * Cuts the current selection.
+ */
+ public void cutSelectedNotes() {
+ copySelectedNotes();
+ removeSelectedNotes();
+ }
+
+ /**
+ * Pastes the current copy buffer at the given timestamp.
+ */
+ public void pasteCopiedNotes() {
+ int row = (popupY - insets.top) / NOTE_HEIGHT;
+ long timestamp = (long)(ticksPerSixteenth * row);
+ if (copyBuffer.size() > 0) {
+ long startTime = ((MooNote)copyBuffer.get(0)).getTick();
+ Iterator it = copyBuffer.iterator();
+ while(it.hasNext()) {
+ MooNote mn = (MooNote)((MooNote)it.next()).clone();
+ mn.setTick(mn.getTick() - startTime + timestamp);
+ addNote(mn);
+ }
+ }
+ }
+
+ /**
+ * Removes the current selection.
+ */
+ public void removeSelectedNotes() {
+ Iterator it = selection.iterator();
+ while(it.hasNext()) {
+ removeNote((MooNoteElement)it.next());
+ }
+ selection.clear();
}
/**
* Transposes all selected notes the given number of halftones.
*/
private void transposeSelectedNotes(int halftones) {
- Iterator it = selected.iterator();
+ Iterator it = selection.iterator();
while(it.hasNext()) {
MooNoteElement elem = (MooNoteElement)it.next();
- elem.getNote().transpose(halftones);
- elem.update();
+ elem.transpose(halftones);
}
}
+ /**
+ * Moves the current selection the given number of ticks.
+ * @param ticks the number of ticks to move the selection.
+ */
+ public void moveSelectedNotes(int ticks) {
+ if (ticks > 0) {
+ // If the selection should be moved downwards, traverses the list in the natural order.
+ Iterator it = selection.iterator();
+ while(it.hasNext()) {
+ MooNoteElement elem = (MooNoteElement)it.next();
+ elem.getNote().setTick(elem.getNote().getTick() + ticks);
+ layoutElement(elem, true);
+ }
+ } else {
+ // If the selection should be moved upwards, traverses the list in the opposite order.
+ ArrayList selectedList = new ArrayList(selection);
+ ListIterator it = selectedList.listIterator(selectedList.size());
+ while(it.hasPrevious()) {
+ MooNoteElement elem = (MooNoteElement)it.previous();
+ elem.getNote().setTick(elem.getNote().getTick() + ticks);
+ layoutElement(elem, true);
+ }
+ }
+ }
+
+ /**
+ * Moves the current selection, depending on the given delta y.
+ * @param y the number of pixels the selection is moved.
+ */
+ public void maybeMoveSelectedNotes(int y) {
+ moveSelectedNotes(ticksPerSixteenth * (y / NOTE_HEIGHT));
+ }
+
+ /**
+ * Shows a popup-menu with options for the current selection of note elements.
+ * @param c the component over which to display the menu
+ * @param x the x-coordinate in which to display the menu
+ * @param y the y-coordinate in which to display the menu
+ */
+ public void showSelectionPopup(Component c, int x, int y) {
+ selPopup.show(c, x, y);
+ }
+
/**
* Draws the grid that is on the background.
* @param g The Graphics object used to draw the grid.
}
}
+ /**
+ * Returns whether the left mouse button is currently pressed or not.
+ * @return true if the left mosue button is currently pressed
+ */
+ public boolean isLeftMouseButtonPressed() {
+ return leftMouseButtonPressed;
+ }
+
/**
* The adapter used to listen on mouse actions
*/
}
public void mousePressed(MouseEvent e) {
+ if (SwingUtilities.isLeftMouseButton(e)) leftMouseButtonPressed = true;
maybeShowPopup(e);
}
public void mouseReleased(MouseEvent e) {
+ if (SwingUtilities.isLeftMouseButton(e)) leftMouseButtonPressed = false;
maybeShowPopup(e);
}
- /**
- * Selects the notes within the area that was selected.
- */
- public void mouseDragged(MouseEvent e) {
-
- }
-
/**
* Shows the menu if an OS-specific popup-trigger was activated.
*/
* Grabs the focus when the mouse has entered.
*/
public void mouseEntered(MouseEvent e) {
- // Moosique.setActiveChannel(track.getChannel());
+ Moosique.setActiveChannel(title.getChannel());
grabFocus();
}
}
class PopupListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
+ // Handling panel popup actions.
if (source == popupAdd) {
addStandardNote();
+ } else if (source == popupPaste) {
+ pasteCopiedNotes();
+ // Handling selection popup actions.
+ } else if (source == selPopupCopy) {
+ copySelectedNotes();
+ } else if (source == selPopupCut) {
+ cutSelectedNotes();
} else if (source == selPopupRemove) {
- Iterator it = selected.iterator();
- while(it.hasNext()) {
- removeNote((MooNoteElement)it.next());
- }
- selected.clear();
+ removeSelectedNotes();
} else if (source == selPopupTranspUpOct) {
transposeSelectedNotes(12);
} else if (source == selPopupTranspDownOct) {