Appendix A -- Drawing Interchange File Formats
ASCII DXF Files
Symbol Table Group Codes in DXF Files
Symbol Table Example

This DXF sequence represents three full objects: the symbol table itself plus two entries.

  0

 

TABLE

Indicates a symbol table entry

  2

 

STYLE

Text style symbol table entry. Exception to rule that code 0 fully defines type

  5

 

1C

STYLE table handle; same as for entities and other objects

70

 

3  

Maximum number of STYLE table records to follow (pre-Release 13 field)

1001

 

APP_X  

APP_X has put xdata on a symbol table

1040

 

42.0  

Just a single floating-point number

  0

 

STYLE  

Beginning of first element in the STYLE symbol table

  5

 

3A  

The first entry's handle (DIMSTYLE entries will have 105 here)

  2

 

ENTRY_1  

The first entry's text name

70

 

64  

Standard flag values

40

 

.4  

Text height

41

 

1.0  

Width scale factor

50

 

0.0  

Oblique angle

71

 

0  

Text generation flags

42

 

0.4  

Last height used

  3

 

BUFONTS.TXT  

Primary font file name

  0

 

STYLE  

Second entry begins. No xdata or persistent reactors on first entry

  5

 

C2  

Second entry handle

  2

 

ENTRY_2  

Second entry text name

...

 

...  

Other fields down to group code 3

  3

 

BUFONTS.TXT  

Primary font file name and last object type-specific group

102

 

{ACAD_REACTORS  

This entry has two persistent reactors

330

 

3C2  

Soft ID to first reactor object

330

 

41B

Soft ID to first reactor object  

102

 

}

Indicates the end of the reactor set  

1001

 

APP_1

Xdata attached to this entry  

1070

 

45   

 

1001

 

APP_2   

 

1004

 

18A5B3EF2C199A   

 

  0

 

UCS

Start of UCS table (and end of previous record and table)