Underlays

nanoCAD supports DWF, DWFX, PDF files insertion as underlays. Editing commands like Copy, Move, Rotate, Mirror, Scale, and others are available for underlays.

Properties dialog box displays some underlay settings: Contrast, Fade, Adjust colors for background, monochrome:

Underlay in the drawing has one grid in the bottom left corner. Use it to move the underlay.

Underlay has a frame that shows max underlay size. Use PDFFRAME system variable to show (1) or hide (0) a frame.

It is possible to set the display border to show only the cropped part of the background. Trimming is performed with the UNDERLAYCLIP command.