Method DrawCargoIcon

src/subsidy_gui.cpp:147–154

	}

	void DrawCargoIcon(const Rect &r, int y_offset, CargoType cargo_type) const
	{
		bool rtl = _current_text_dir == TD_RTL;
		SpriteID icon = CargoSpec::Get(cargo_type)->GetCargoIcon();
		Dimension d = GetSpriteSize(icon);
		Rect ir = r.WithWidth(this->cargo_icon_size.width, rtl).WithHeight(GetCharacterHeight(FS_NORMAL));
		DrawSprite(icon, PAL_NONE, CentreBounds(ir.left, ir.right, d.width), CentreBounds(ir.top, ir.bottom, this->cargo_icon_size.height) + y_offset);
	}

	void DrawWidget(const Rect &r, WidgetID widget) const override
	{