X-Git-Url: https://ruin.nu/git/?p=moosique.git;a=blobdiff_plain;f=MooNoteElement.java;h=8b15596e9df44a24e13cac96859861a11689eebd;hp=f3b8ad041d69788524d8c92898f7bf79067952ac;hb=HEAD;hpb=801fe3cc9a1dff6eb87cf7842e6801afd3a0a3a2 diff --git a/MooNoteElement.java b/MooNoteElement.java index f3b8ad0..8b15596 100644 --- a/MooNoteElement.java +++ b/MooNoteElement.java @@ -1,18 +1,244 @@ import javax.swing.*; +import java.awt.*; +import java.awt.event.*; -/* +/** * Graphical representation of a MIDI note. * * @author Andersson, Andreen, Lanneskog, Pehrson * @version 1 */ -public class MooNoteElement { +public class MooNoteElement extends JPanel implements Comparable { - /* + private MooTrackView mtv; + private MooNote note; + private Rectangle pitchRect, veloRect; + private String notePitch, noteVelocity; + private boolean selected = false, leftMouseButtonPressed = false, mouseIn = false; + public Color textColor; + public static final Color bgColor = new Color(160, 218, 255); + public static final Color invBgColor = new Color(96, 38, 0); + + /** * Creates a new note element. + * @param parent The MooTrackView that this element will be painted on. + * @param mn the note that will be graphically represented + */ + public MooNoteElement (MooTrackView parent, MooNote mn) { + mtv = parent; + note = mn; + calculateString(); + addMouseListener(new MAdapter()); + setBorder(BorderFactory.createLineBorder(Color.black)); + setBackground(bgColor); + textColor = Color.black; + + // Defines coordinates. + pitchRect = new Rectangle(0, 0, 15, 10); + veloRect = new Rectangle(20, 0, 40, 10); + } + + /** + * Returns the note of this element. + * @return the note + */ + public MooNote getNote() { + return note; + } + + /** + * Compares the note of this element to that of another element. + * @return a negative integer, zero, or a positive integer as this object is less than, equal to, or greater than the specified object + */ + public int compareTo(Object o) { + return note.compareTo(((MooNoteElement)o).getNote()); + } + + /** + * Selects the current NoteElement. + */ + public void select() { + selected = true; + Moosique.selectNote(this); + setBackground(invBgColor); + textColor = Color.white; + repaint(); + } + + /** + * Deselects the current NoteElement. + */ + public void deselect() { + selected = false; + // mtv.deselectNote(this); + setBackground(bgColor); + textColor = Color.black; + repaint(); + } + + /** + * Transposes the current note element the given number of halftones. + * @param halftones the number of halftones to transpose - positive for up, negative for down + */ + public void transpose(int halftones) { + note.transpose(halftones); + update(); + } + + /** + * Draws the string that shows the note's properties. + * @param g The Graphics object used to draw the strings. + */ + public void paintComponent(Graphics g) + { + super.paintComponent(g); + if (!(g instanceof Graphics2D)) return; + Graphics2D g2 = (Graphics2D)g; + g2.setColor(textColor); + g2.setFont(new Font("Helvetica", Font.PLAIN, 8)); + /* + switch(columns) { + case 0: + case 1: + ... + } + */ + + g2.drawString(notePitch, 1, 8); + g2.drawString("" + noteVelocity, 21, 8); + } + + /** + * Calculate what the string that shows the note properties should look like. + */ + protected void calculateString(){ + + noteVelocity = ""; + notePitch = ""; + if(note == null) return; + + int pitch = note.getPitch(); + switch (pitch % 12) { + case 0: notePitch = "C"; break; + case 1: notePitch = "C#"; break; + case 2: notePitch = "D"; break; + case 3: notePitch = "D#"; break; + case 4: notePitch = "E"; break; + case 5: notePitch = "F"; break; + case 6: notePitch = "F#"; break; + case 7: notePitch = "G"; break; + case 8: notePitch = "G#"; break; + case 9: notePitch = "A"; break; + case 10: notePitch = "A#"; break; + case 11: notePitch = "B"; break; + } + notePitch += pitch / 12 - 1; + noteVelocity = ""+note.getVelocity(); + } + + + /** + * Asks the MooTrackView that the note element is painted on to remove this element and the note. + */ + protected void remove(){ + mtv.removeNote(this); + } + + /** + * Updates the graphical content of the element and repaints it. */ - public MooNoteElement () { + public void update() { + calculateString(); + repaint(); + } + + /** + * Layout this changed elemnt. + */ + protected void newLayout(){ + mtv.layoutElement(this,true); + } + + /** + * Listener that checks the mouse actions on this element. + */ + class MAdapter extends MouseAdapter { + + /** + * Plays the note on double-click. + */ + public void mouseClicked(MouseEvent e) { + if (SwingUtilities.isLeftMouseButton(e) && e.getClickCount() == 2) + Moosique.getReceiver().send(note.getMessage(), -1); + } + + /** + * Selects the note if mouse entered with the left mouse button pressed. + */ + public void mouseEntered(MouseEvent e) { + mouseIn = true; + if (mtv.isLeftMouseButtonPressed()) { + select(); + } + } + + /** + * Registers mouse exited. + */ + public void mouseExited(MouseEvent e) { + mouseIn = false; + Moosique.getReceiver().send(note.getNoteOffEvent().getMessage(), -1); + } + + /** + * Checks if the mouse is pressed. + * Increases the pitch or velocity if the right mouse button is pressed while holding CTRL. + * Decreases the pitch or velocity if the left mouse button is pressed while holding CTRL. + * @param e the event recieved. + */ + public void mousePressed(MouseEvent e) { + if (e.isControlDown()) { + if (pitchRect.contains(e.getPoint())) { + if (SwingUtilities.isRightMouseButton(e)) { + note.transpose(1); + } else if (SwingUtilities.isLeftMouseButton(e)) { + note.transpose(-1); + } + Moosique.setEdited(); + calculateString(); + repaint(); + } else if (veloRect.contains(e.getPoint())) { + if (SwingUtilities.isRightMouseButton(e)) { + note.setVelocity(note.getVelocity() + 1); + } else if (SwingUtilities.isLeftMouseButton(e)) { + note.setVelocity(note.getVelocity() - 1); + } + Moosique.setEdited(); + calculateString(); + repaint(); + } + } else { + select(); + maybeShowPopup(e); + } + } + + public void mouseReleased(MouseEvent e) { + if (!maybeShowPopup(e) && !mouseIn) { + int y = e.getY(); + if (y < 0) mtv.moveSelectedNotes((Moosique.getSequence().getResolution() / 4)* (int)Math.floor((double)y / MooTrackView.NOTE_HEIGHT)); + if (y > getHeight()) mtv.moveSelectedNotes((Moosique.getSequence().getResolution() / 4) * (int)Math.ceil(((double)y - getHeight()) / MooTrackView.NOTE_HEIGHT)); + } + } + /** + * Shows the menu if an OS-specific popup-trigger was activated. + */ + private boolean maybeShowPopup(MouseEvent e) { + if (!e.isPopupTrigger()) return false; + if (!e.isControlDown()) mtv.showSelectionPopup(e.getComponent(), e.getX(), e.getY()); + return true; + } } }