Function setHoverItem

src/OpenLoco/src/Ui/Windows/MapWindow.cpp:978–1001

0x0046D34D based on

    // 0x0046D34D based on
    static void setHoverItem(Window* self, int16_t y, int index)
    {
        uint32_t itemHover;

        if (y < 0)
        {
            itemHover = (1 << index);
        }
        else
        {
            itemHover = 0;
        }

        if (itemHover != self->var_854)
        {
            self->var_854 = itemHover;
            self->invalidate();
        }

        if (self->var_854 != 0)
        {
            self->invalidate();
        }
    }

    static uint8_t legendWidth = 100;
    static uint8_t legendItemHeight = 10;