Function drawScroll

src/OpenLoco/src/Ui/Windows/VehicleList.cpp:579–688

0x004C21CD

    // 0x004C21CD
    static void drawScroll(Window& self, Gfx::DrawingContext& drawingCtx, [[maybe_unused]] const uint32_t scrollIndex)
    {
        const auto& rt = drawingCtx.currentRenderTarget();

        auto tr = Gfx::TextRenderer(drawingCtx);

        auto shade = Colours::getShade(self.getColour(WindowColour::secondary).c(), 1);
        drawingCtx.clearSingle(shade);

        auto yPos = 0;
        for (auto i = 0; i < self.rowCount; i++)
        {
            const auto vehicleId = EntityId(self.rowInfo[i]);

            // Item not in rendering context, or no vehicle available for this slot?
            if (yPos + self.rowHeight < rt.y || vehicleId == EntityId::null)
            {
                yPos += self.rowHeight;
                continue;
            }
            else if (yPos >= rt.y + rt.height + self.rowHeight)
            {
                break;
            }

            auto head = EntityManager::get<VehicleHead>(vehicleId);
            if (head == nullptr)
            {
                removeTrainFromList(self, vehicleId);
                continue;
            }

            // Highlight selection.
            if (head->id == EntityId(self.rowHover))
            {
                drawingCtx.drawRect(0, yPos, self.width, self.rowHeight, Colours::getShade(self.getColour(WindowColour::secondary).c(), 0), Gfx::RectFlags::none);
            }

            auto vehicle = Vehicles::Vehicle(*head);
            // Draw vehicle at the bottom of the row.
            drawTrainInline(drawingCtx, vehicle, Ui::Point(0, yPos + (self.rowHeight - 28) / 2 + 6));

            // Draw vehicle status
            auto& statusHeader = self.widgets[Widx::sort_name];
            {
                // Prepare status for drawing
                auto status = head->getStatus();
                auto args = FormatArguments::common();
                args.push(head->name);
                args.push(head->ordinalNumber);
                args.push(status.status1);
                args.push(status.status1Args);
                args.push(status.status2);
                args.push(status.status2Args);

                StringId format = StringIds::vehicle_list_status_2pos;
                if (status.status2 != StringIds::null)
                {