@Override
public void keyPressed(KeyEvent ke) {
// System.out.println("key pressed:"+ke.getKeyCode());
if (ke.isControlDown()) {
if (ke.getKeyCode() == 67) { // Ctrl+c = copy
menu.copy();
} else if (ke.getKeyCode() == 88) { // Ctrl+x = cut
menu.copy();
menu.delete();
} else if (ke.getKeyCode() == 86) { // Ctrl+v = paste
menu.paste();
} else if (ke.getKeyCode() == 79) { // Ctrl+o = open
menu.open();
} else if (ke.getKeyCode() == 83) { // Ctrl+s = save
menu.save();
}
}
if (ke.getKeyCode() == 38) { // Up key
for (Bead bead : multiSelect) {
if (bead.getTrack() > 1) {
bead.setTrack(bead.getTrack() - 1);
bead.setLocation(bead.getX(), bead.getY() - beadPlayer1.TRACKHEIGHT);
}
}
} else if (ke.getKeyCode() == 40) { // Down key
for (Bead bead : multiSelect) {
if (bead.getTrack() < 8) {
bead.setTrack(bead.getTrack() + 1);
bead.setLocation(bead.getX(), bead.getY() + beadPlayer1.TRACKHEIGHT);
}
}
} else if (ke.getKeyCode() == 37) { // Left key
for (Bead bead : multiSelect) {
if (bead.getX() > 55) bead.setLocation(bead.getX() - beadPlayer1.BEADHEIGHT, bead.getY());
}
} else if (ke.getKeyCode() == 39) { // Right key
for (Bead bead : multiSelect) {
if (bead.getX() < 1000) bead.setLocation(bead.getX() + beadPlayer1.BEADHEIGHT, bead.getY());
}
} else if (ke.getKeyCode() == 127 || ke.getKeyCode() == 8) { // delete/backspace key
menu.delete();
}
}
/*
While there is a startBead, where the dragging started,
this gets ending coordinates of the mouse dragging,
and calculates the eucleadian distance in between
so that it returns whether the drag is valid or not.
tempMinimumDistance. = 100;
*/
private boolean isActualDrag(int endBeadx, int endBeady) {
int xdif;
int ydif;
double distance;
try {
xdif = endBeadx - activeBead.getX();
ydif = endBeady - activeBead.getY();
distance = Math.sqrt(Math.abs(xdif * xdif - ydif * ydif)); // Euclidean distance.
// System.out.println(distance);
if (distance > 10) { // if distance is greater than 100
return true;
} else if (activeBead.connectedTo != null) { // If the bead is already paired.
return true;
}
} catch (NullPointerException e) {
}
return false;
}