public ArrayList<Datum> getHoveredDatums() {
ArrayList<Datum> toReturn = new ArrayList<Datum>();
for (Node n : fdg.getNodes()) {
if (n.containsPoint(mouseX, mouseY)) {
for (Datum d : n.datumsEncapsulated) {
toReturn.add(d);
}
}
}
return toReturn;
}
private int getNodeColor(Node n) {
return n.containsPoint(mouseX, mouseY) ? MOUSED_NODE_COLOR : EMPTY_NODE_COLOR;
}