Method SmallMapWindow

src/smallmap_gui.cpp:1453–1473

	friend class NWidgetSmallmapDisplay;

	SmallMapWindow(WindowDesc &desc, int window_number) : Window(desc)
	{
		_smallmap_industry_highlight = IT_INVALID;
		this->overlay = std::make_unique<LinkGraphOverlay>(this, WID_SM_MAP, 0, this->GetOverlayCompanyMask(), 1);
		this->CreateNestedTree();
		this->LowerWidget(WID_SM_CONTOUR + this->map_type);

		this->RebuildColourIndexIfNecessary();

		this->SetWidgetLoweredState(WID_SM_SHOW_HEIGHT, _smallmap_show_heightmap);

		this->SetWidgetLoweredState(WID_SM_TOGGLETOWNNAME, this->show_towns);
		this->SetWidgetLoweredState(WID_SM_SHOW_IND_NAMES, this->show_ind_names);

		this->SetupWidgetData();
		this->FinishInitNested(window_number);

		this->SetZoomLevel(ZLC_INITIALIZE, nullptr);
		this->SmallMapCenterOnCurrentPos();
		this->SetOverlayCargoMask();
	}

	/**
	 * Center the small map on the current center of the viewport.