DXF file

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AutoCAD DXF (Drawing Interchange Format, or Drawing Exchange Format)

is a  CAD data file format, developed by Autodesk as their solution for enabling

data interoperability between AutoCAD and other programs.

 

File structure

ASCII versions of DXF can be read with a text-editor.

The basic organization of a DXF file is as follows:

 

HEADER section
CLASSES section
TABLES section

Application ID (APPID) table

Block Recod (BLOCK_RECORD) table

Dimension Style (DIMSTYPE) table

Layer (LAYER) table

Linetype (LTYPE) table

Text style (STYLE) table

User Coordinate System (UCS) table

View (VIEW)table

Viewport configuration (VPORT) table

BLOCKS section
ENTITIES section
OBJECTS section
THUMBNAILIMAGE
END OF FILE