Center Line
The center mark tool is designed to create an associative center line entity between lines or line segments.
Location in Menu: Draw > Point > Centre Line
To create a center Line:
Start the Center Line tool.
Click on a line or a line segment.
Click on another line or line segment.
If the user moves an associated line or line segment the center line will move with the entity. However, if the user moves the center line separately the user will disassociate it from its related entity.
Properties
Show Extensions: Sets whether the extensions of the center line is shown or not.
Start Extension: Sets the distance the start of the center line will go beyond the average length of the two of the associated lines or line segments.
End Extension: Sets the distance the end the end of the center line will go beyond the average length of the two of the associated lines or line segments.

Contact
Reach out for support or inquiries.
SUPPORT: support@xcad3d.com
© 2026. xCAD Technologies. All rights reserved.
SALES: sales@xcad3d.com
Products
xCAD v1 Pro
xCAD v1 2D3D
xCAD v1 2D
Policies
Address: 142-7075 Place Robert-Joncas, Montréal QC H4M 2Z2, Canada
Founded in 2013, xCAD delivers powerful yet affordable CAD and home design software, and has been a pioneer AEC (Architecture, Engineering, and Construction) industry for over a decade.