Method UpdateVirtCoord

src/town_cmd.cpp:398–419

Resize the sign (label) of the town after it changes population. */

/** Resize the sign (label) of the town after it changes population. */
void Town::UpdateVirtCoord()
{
	Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);

	if (this->cache.sign.kdtree_valid) _viewport_sign_kdtree.Remove(ViewportSignKdtreeItem::MakeTown(this->index));

	std::string town_string;
	if (this->larger_town) {
		town_string = GetString(_settings_client.gui.population_in_label ? STR_VIEWPORT_TOWN_CITY_POP : STR_VIEWPORT_TOWN_CITY, this->index, this->cache.population);
	} else {
		town_string = GetString(_settings_client.gui.population_in_label ? STR_VIEWPORT_TOWN_POP : STR_TOWN_NAME, this->index, this->cache.population);
	}

	this->cache.sign.UpdatePosition(pt.x, pt.y - 24 * ZOOM_BASE,
		town_string,
		GetString(STR_TOWN_NAME, this->index, this->cache.population)
);

	_viewport_sign_kdtree.Insert(ViewportSignKdtreeItem::MakeTown(this->index));

	SetWindowDirty(WC_TOWN_VIEW, this->index);
}

/** Update the virtual coords needed to draw the town sign for all towns. */
void UpdateAllTownVirtCoords()