/**
* Paints a line at the current location of the divider.
*
* @param g the Graphics used to paint
*/
public void paint(Graphics g) {
if (station.isResizingEnabled() && !station.isDisabled()) {
if (current != null && pressed) {
station.getPaint().drawDivider(g, bounds);
}
}
}
@Override
public void mouseExited(MouseEvent e) {
if (station.isResizingEnabled()) {
if (!pressed) {
current = null;
setCursor(null);
}
}
}
@Override
public void mousePressed(MouseEvent e) {
if (station.isResizingEnabled()) {
if (!pressed) {
pressed = true;
mouseMoved(e);
if (current != null) {
divider = current.getDividerAt(e.getX() + deltaX, e.getY() + deltaY);
repaint(bounds.x, bounds.y, bounds.width, bounds.height);
bounds = current.getDividerBounds(divider, bounds);
repaint(bounds.x, bounds.y, bounds.width, bounds.height);
}
}
}
}
public void mouseDragged(MouseEvent e) {
if (station.isResizingEnabled() && !station.isDisabled()) {
if (pressed && current != null) {
divider = current.getDividerAt(e.getX() + deltaX, e.getY() + deltaY);
divider = current.validateDivider(divider);
repaint(bounds.x, bounds.y, bounds.width, bounds.height);
bounds = current.getDividerBounds(divider, bounds);
repaint(bounds.x, bounds.y, bounds.width, bounds.height);
if (station.isContinousDisplay() && current != null) {
setDivider(current, divider);
station.updateBounds();
}
}
}
}
public void mouseMoved(MouseEvent e) {
if (station.isResizingEnabled()) {
current = station.getRoot().getDividerNode(e.getX(), e.getY());
if (current == null) setCursor(null);
else if (current.getOrientation() == Orientation.HORIZONTAL)
setCursor(Cursor.getPredefinedCursor(Cursor.W_RESIZE_CURSOR));
else setCursor(Cursor.getPredefinedCursor(Cursor.N_RESIZE_CURSOR));
if (current != null) {
bounds = current.getDividerBounds(current.getDivider(), bounds);
deltaX = bounds.width / 2 + bounds.x - e.getX();
deltaY = bounds.height / 2 + bounds.y - e.getY();
}
}
}
public void mouseMoved(MouseEvent e) {
if (station.isResizingEnabled() && !station.isDisabled()) {
current = getDividerNode(e.getX(), e.getY());
if (current == null) setCursor(null);
else if (current.getOrientation() == Orientation.HORIZONTAL)
setCursor(Cursor.getPredefinedCursor(Cursor.W_RESIZE_CURSOR));
else setCursor(Cursor.getPredefinedCursor(Cursor.N_RESIZE_CURSOR));
if (current != null) {
bounds = current.getDividerBounds(current.getActualDivider(), bounds);
deltaX = bounds.width / 2 + bounds.x - e.getX();
deltaY = bounds.height / 2 + bounds.y - e.getY();
// mouse is over divider
withinBounds = true;
} else {
// mouse is not over divider anymore
withinBounds = false;
}
}
}