/**
* Adds a key to the row, and re-positions it to the end of the row
*
* @param key The key to be added.
* @return true (as specified by Collection.add(E))
*/
public boolean add(KeyZone key) {
super.add(key);
Dimension keydim = key.getSize();
if (width != 0) width += padding;
key.translate(width, 0);
width += keydim.width;
height = Math.max(keydim.height, height);
return true;
}
/**
* Translates every key in the row.
*
* @param dx The desired change in the x direction.
* @param dy The desired change in the y direction.
*/
public void translate(int dx, int dy) {
for (KeyZone key : this) key.translate(dx, dy);
}