Class CompanyInfrastructureWindow

src/company_gui.cpp:1561–1824

* Window with detailed information about the company's infrastructure. */

 * Window with detailed information about the company's infrastructure.
 */
struct CompanyInfrastructureWindow : Window
{
	enum class InfrastructureItemType : uint8_t {
		Header, ///< Section header.
		Spacer, ///< Spacer
		Value, ///< Label with values.
		Total, ///< Total cost.
	};

	struct InfrastructureItem {
		InfrastructureItemType type;
		StringID label;
		uint count;
		Money cost;
	};

	uint count_width = 0;
	uint cost_width = 0;

	mutable std::vector<InfrastructureItem> list;

	CompanyInfrastructureWindow(WindowDesc &desc, WindowNumber window_number) : Window(desc)
	{
		this->InitNested(window_number);
		this->owner = this->window_number;
	}

	void OnInit() override
	{
		this->UpdateInfrastructureList();
	}

	void UpdateInfrastructureList()
	{
		this->list.clear();

		const Company *c = Company::GetIfValid(this->window_number);
		if (c == nullptr) return;

		Money total_monthly_cost = 0;

		if (uint32_t rail_total = c->infrastructure.GetRailTotal(); rail_total > 0) {
			/* Rail types and signals. */
			this->list.emplace_back(InfrastructureItemType::Header, STR_COMPANY_INFRASTRUCTURE_VIEW_RAIL_SECT);

			for (const RailType &rt : _sorted_railtypes) {
				if (c->infrastructure.rail[rt] == 0) continue;
				Money monthly_cost = RailMaintenanceCost(rt, c->infrastructure.rail[rt], rail_total);
				total_monthly_cost += monthly_cost;
				this->list.emplace_back(InfrastructureItemType::Value, GetRailTypeInfo(rt)->strings.name, c->infrastructure.rail[rt], monthly_cost);
			}

			if (c->infrastructure.signal > 0) {
				Money monthly_cost = SignalMaintenanceCost(c->infrastructure.signal);
				total_monthly_cost += monthly_cost;
				this->list.emplace_back(InfrastructureItemType::Value, STR_COMPANY_INFRASTRUCTURE_VIEW_SIGNALS, c->infrastructure.signal, monthly_cost);
			}
		}