Method AddLinks

src/linkgraph/linkgraph_gui.cpp:213–232

* Add all "interesting" links between the given stations to the cache. * @param from The source station. * @param to The destination station. */

 * @param to The destination station.
 */
void LinkGraphOverlay::AddLinks(const Station *from, const Station *to)
{
	for (CargoType cargo : SetCargoBitIterator(this->cargo_mask)) {
		if (!CargoSpec::Get(cargo)->IsValid()) continue;
		const GoodsEntry &ge = from->goods[cargo];
		if (!LinkGraph::IsValidID(ge.link_graph) ||
				ge.link_graph != to->goods[cargo].link_graph) {
			continue;
		}
		const LinkGraph &lg = *LinkGraph::Get(ge.link_graph);
		if (lg[ge.node].HasEdgeTo(to->goods[cargo].node)) {
			ConstEdge &edge = lg[ge.node][to->goods[cargo].node];
			this->AddStats(cargo, lg.Monthly(edge.capacity), lg.Monthly(edge.usage),
					ge.HasData() ? ge.GetData().flows.GetFlowVia(to->index) : 0,
					edge.TravelTime() / Ticks::DAY_TICKS,
					from->owner == OWNER_NONE || to->owner == OWNER_NONE,
					this->cached_links[from->index][to->index]);
		}
	}
}

/**
 * Add information from a given pair of link stat and flow stat to the given