ConstReadonlyACADVER: "ACADVER"Drawing version identifier, for example AC1014.
ReadonlyANGBASE: "ANGBASE"Base angle, in radians, used as the zero direction for angular input/output.
ReadonlyANGDIR: "ANGDIR"Positive angle direction flag: 0 for counterclockwise, 1 for clockwise.
ReadonlyAUNITS: "AUNITS"Angular unit display mode, such as decimal degrees or degrees/minutes/seconds.
ReadonlyAUPREC: "AUPREC"Number of decimal places (or display precision) for angular values; used together with AUNITS.
ReadonlyCECOLOR: "CECOLOR"Current color applied to newly created entities.
ReadonlyCELTSCALE: "CELTSCALE"Current entity linetype scale multiplier for newly created entities.
ReadonlyCELTYPE: "CELTYPE"Current linetype name used when creating new entities.
ReadonlyCELWEIGHT: "CELWEIGHT"Current lineweight applied to newly created entities.
ReadonlyCETRANSPARENCY: "CETRANSPARENCY"Current transparency level for newly created entities.
ReadonlyCLAYER: "CLAYER"Current layer name used when creating new entities.
ReadonlyCMLEADERSTYLE: "CMLEADERSTYLE"Current multileader style name used when creating new MLEADER entities.
ReadonlyCMLSCALE: "CMLSCALE"Current multiline scale used when creating new MLINE entities.
ReadonlyCMLSTYLE: "CMLSTYLE"Current multiline style name used when creating new MLINE entities.
ReadonlyCOLORTHEME: "COLORTHEME"UI color theme selector used by the application shell or viewer integration.
ReadonlyCOMPAREHATCH: "COMPAREHATCH"Controls whether hatch objects are included in drawing comparison.
0 excludes hatches (AutoCAD default); 1 includes them. Saved in the drawing.
ReadonlyCOMPAREPROPS: "COMPAREPROPS"Bitcode controlling which non-geometric property changes count as a
difference between drawings. 0 ignores property-only changes (AutoCAD
default). Saved in the registry (not in the drawing).
ReadonlyCOMPARERCMARGIN: "COMPARERCMARGIN"Offset between a change-set boundary and the revision cloud in a comparison drawing. Valid range is 1–25; AutoCAD default is 5. Saved in the drawing.
ReadonlyCOMPARETEXT: "COMPARETEXT"Controls whether text objects are included in drawing comparison.
0 excludes text; 1 includes text (AutoCAD default). Saved in the drawing.
ReadonlyCOMPARETOLERANCE: "COMPARETOLERANCE"Decimal-place tolerance used when comparing two drawings. Objects are treated as identical when their geometric difference is at or below this precision. Valid range is 0–14; AutoCAD default is 6. Saved in the drawing.
ReadonlyDIMSTYLE: "DIMSTYLE"Current dimension style name used when creating new dimension entities.
ReadonlyDWGNAME: "DWGNAME"Name of the current drawing file, including extension (for example Drawing1.dwg).
Does not include the directory path. Read-only; updated when a drawing is opened or saved.
ReadonlyDYNMODE: "DYNMODE"Controls the display and behavior of dynamic input at the cursor, enabling or disabling on-screen pointer and dimension input
ReadonlyDYNPROMPT: "DYNPROMPT"Controls display of prompts in Dynamic Input tooltips.
ReadonlyEXTMAX: "EXTMAX"Upper-right corner of the model-space drawing extents.
ReadonlyEXTMIN: "EXTMIN"Lower-left corner of the model-space drawing extents.
ReadonlyGRIPCOLOR: "GRIPCOLOR"ACI color index for unselected grips on selected objects. Valid range is 1–255. Saved in the registry (not in the drawing).
ReadonlyGRIPHOT: "GRIPHOT"ACI color index for selected (hot) grips. Valid range is 1–255. Saved in the registry (not in the drawing).
ReadonlyGRIPOBJLIMIT: "GRIPOBJLIMIT"Maximum number of selected objects that display grips. When the initial
selection set exceeds this limit, grips are suppressed to improve
performance. 0 disables the limit and always shows grips.
ReadonlyGRIPS: "GRIPS"Controls the display of grips on selected objects. 0 hides grips, 1
displays grips, and 2 displays additional midpoint grips on polyline
segments. Saved in the registry (not in the drawing).
ReadonlyGRIPSIZE: "GRIPSIZE"Sets the size of the grip box, in device-independent pixels. Valid range is 1–255. Saved in the registry (not in the drawing).
ReadonlyHPANG: "HPANG"Default angle, in radians, for newly created hatch patterns.
ReadonlyHPASSOC: "HPASSOC"Controls whether newly created hatches are associative.
ReadonlyHPBACKGROUNDCOLOR: "HPBACKGROUNDCOLOR"Default background color for newly created hatch patterns.
ReadonlyHPCOLOR: "HPCOLOR"Default color for newly created hatches.
ReadonlyHPDOUBLE: "HPDOUBLE"Controls whether user-defined hatch patterns are doubled.
ReadonlyHPISLANDDETECTION: "HPISLANDDETECTION"Controls how islands within newly created hatch boundaries are treated.
ReadonlyHPLAYER: "HPLAYER"Default layer for newly created hatches and fills.
ReadonlyHPNAME: "HPNAME"Default pattern name for newly created hatches in this session.
ReadonlyHPSCALE: "HPSCALE"Default scale factor for newly created hatch patterns.
ReadonlyHPSEPARATE: "HPSEPARATE"Controls whether one or separate hatch objects are created for multiple boundaries.
ReadonlyHPTRANSPARENCY: "HPTRANSPARENCY"Default transparency for newly created hatches and fills.
ReadonlyINSUNITS: "INSUNITS"Insertion units used for automatic scaling of inserted content.
ReadonlyLOGINNAME: "LOGINNAME"Displays the user's login name (read-only). Session-scoped; not stored in the drawing. Host applications may initialize it via AcDbSysVarManager.setLoginName.
ReadonlyLTSCALE: "LTSCALE"Global linetype scale multiplier for the drawing database.
ReadonlyLUNITS: "LUNITS"Linear unit display format for coordinates and distances (scientific, decimal, engineering, etc.).
ReadonlyLUPREC: "LUPREC"Decimal places (or display precision) for linear values; used together with LUNITS.
ReadonlyLWDISPLAY: "LWDISPLAY"Flag indicating whether lineweights are displayed in the editor/viewer.
ReadonlyMEASUREMENT: "MEASUREMENT"Legacy drawing measurement system: 0 = English (imperial), 1 = metric.
Used with unitless INSUNITS to choose default unit labeling.
ReadonlyMEASUREMENTCOLOR: "MEASUREMENTCOLOR"Color used for measurement tool overlays (distance, area, arc).
ReadonlyMODELBKCOLOR: "MODELBKCOLOR"Background color of the model-space drawing area.
ReadonlyOPENPROF: "OPENPROF"When true, records open-file stage timings (PARSE / ENTITY /
scene convert / block-cache) and prints a summary to the console when
opening finishes. Session-only (not stored in the drawing). Default false.
ReadonlyORTHOMODE: "ORTHOMODE"Orthogonal mode flag: 0 = off, 1 = on. When on, cursor movement is
constrained to horizontal or vertical relative to the current UCS.
ReadonlyOSMODE: "OSMODE"Running object snap mode bitmask (OSNAP settings).
ReadonlyPAPERBKCOLOR: "PAPERBKCOLOR"Background color of the paper-space (layout) drawing area.
ReadonlyPDMODE: "PDMODE"Point display style bitmask that controls how POINT entities are drawn.
ReadonlyPDSIZE: "PDSIZE"Point display size, expressed as an absolute value or viewport percentage.
ReadonlyPICKBOX: "PICKBOX"Pickbox half-size, in pixels, used for selection hit testing in the UI.
ReadonlyPOLARADDANG: "POLARADDANG"Additional polar tracking angles, stored as a semicolon-separated list (up to 10). Only effective when POLARMODE bit 4 is set.
ReadonlyPOLARANG: "POLARANG"Polar angle increment, in degrees, for polar tracking alignment paths.
ReadonlyPOLARMODE: "POLARMODE"Polar and object snap tracking settings stored as a bitcode (sum of bit values).
ReadonlySHORTCUTMENU: "SHORTCUTMENU"Controls whether Default, Edit, and Command mode shortcut menus are available in the drawing area.
ReadonlyTEXTSTYLE: "TEXTSTYLE"Current text style name used when creating new text entities.
ReadonlyUNITMODE: "UNITMODE"Controls feet-inch and fractional display delimiters together with LUNITS
(0 = report format, 1 = input format).
Canonical names of the system variables currently recognized by the database layer.
The value of each field intentionally matches its key so callers can use this object as:
Object.values(...)