Open Inventor Mentor, 2nd Edition - Volume I > Importing data > DXF

12.2. DXF

Open Inventor is able to import a subset of the DXF 16 ASCII file format (AutoCAD 2002). The following lists the supported and unsupported features by DXF section.

HEADER section : contains the settings of variables associated with the drawing.

Section fully supported (all the variables are parsed and stored)

CLASSES section : holds the information for application-defined classes whose instances appear in the BLOCKS, ENTITIES, and OBJECTS sections of the database.

Section not supported (nothing interesting)

TABLES section : contains several tables, each of which can contain variable number of entries.

APPID not used parsed parsing is not perfect

BLOCK_RECORD not used parsed

DIMSTYLE not used parsed

LAYER used parsed

LSTYLE not used parsed parsing is not perfect

STYLE used parsed UCS not used parsed parsing is not perfect

VIEW not used parsed parsing is not perfect VPORT not used parsed

ENTITIES section : contains all graphical objects.

DXF entity name, Converted(Yes|No), Note

3DFACE Yes -

3DSOLID No Proprietary data (not documented by Autodesk)

ACAD_PROXY_ENTITY No Proxy data ARC Yes -

ARCALIGNEDTEXT No Appears in DXF 15 and disappears in DXF 16 (not parsed)

ATTDEF No Attribute definition entities (not implemented)

ATTRIB Yes -

BODY No Proprietary data (not documented by Autodesk)

CIRCLE Yes -

DIMENSION No Angular, aligned , … dimensions with text (not implemented)

ELLIPSE Yes -

HATCH No Hatch entities with pattern (not supported by)

IMAGE No Image entities (not supported by)

INSERT Yes -

LEADER No Leader entities (not implemented yet : like dimension)

LINE Yes -

LWPOLYLINE Yes -

MLINE Yes -

MTEXT Yes -

OLEFRAME No Binary data (not documented)

OLE2FRAME No Binary data (not documented)

POINT Yes -

POLYLINE Yes -

RAY No -

REGION No Proprietary data (not documented by Autodesk)

RTEXT No Appears in DXF 15 and disappears in DXF 16 (not parsed)

SEQEND Yes -

SHAPE No Need to look at more info to implement it.

SOLID Yes -

SPLINE Yes -

TEXT Yes -

TOLERANCE No Tolerance values display (not implemented)

TRACE No Need to look at more info to implement it.

VERTEX Yes -

VIEWPORT No Viewport data (not used)

WIPEOUT No Appears in DXF 15 and disappears in DXF 16 (not parsed) XLINE Yes -

OBJECTS section : contains all non-graphical objects.

Section not supported

THUMBNAILIMAGE section : exists only if a preview image has been saved with the DXF file.

Section not supported

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