Construction lines

[pixelx]

In pulsonix are functions which name are constructions line. How can I create it in altium designer?
It provides a put comfortable LED placement. And how do arches with LEDs?

[qdrives]

It would say Altium has grids and guides. Both Cartesian and polar grids.

In the properties panel:

[robertferanec]

yes, as qdrives mentioned, these are called guides in altium.