At Representation Style ​. ​. ​.

FFSTYLE integer/line_pattern, FFCOLOUR integer/colour_name

FFSTYLE OFF

set style and color for drawing edges (modelled wireline VIEWs) or visible (front face) edges (hidden-line VIEWs).

BFSTYLE integer/line_pattern, BFCOLOUR integer/colour_name

BFSTYLE OFF

set style and color for drawing rear edges of items (no effect in modelled wire line VIEWs).

OBSTYLE integer/line_pattern, OBCOLOUR integer/colour_name

OBSTYLE OFF

set style and color for drawing frontfacing edges of items that are otherwise obscured by other objects (global hidden-line VIEWs only).

BOSTYLE integer/line_pattern, BOCOLOUR integer/colour_name

BOSTYLE OFF

set style and color for drawing backface edges of items that would otherwise be obscured by other objects (global hidden-line VIEWs only).

OCSTYLE integer/line_pattern, OCCOLOUR integer/colour_name

OCSTYLE OFF

set style and color for drawing centerlines that would otherwise be obscured by other objects (global hidden-line VIEWs only).

CLSTYLE integer/line_pattern, CLCOLOUR integer/colour_name

CLSTYLE OFF

set style and color for drawing centerlines.

PLNSTYLE integer/line_pattern, PLNCOLOUR integer/colour_name

PLNSTYLE OFF

set style and color for drawing p-lines

MLNSTYLE integer/line_pattern, MLNCOLOUR integer/colour_name

MLNSTYLE OFF

set style and color for drawing member lines

PROFile ON

PROFile OFF

set profile flag

PLINes ON

PLINes OFF

set p-line flag