The following group codes apply to BLOCK_RECORD symbol table entries. In addition to the group codes described here, see Common Group Codes for Symbol Table Entries. For information about abbreviations and formatting used in this table, see Formatting Conventions in This Reference.
BLOCK_RECORD group codes | |
|---|---|
Group code | Description |
100 | Subclass marker (AcDbBlockTableRecord) |
2 | Block name |
340 | Hard-pointer ID/handle to associated LAYOUT object |
70 | Block insertion units. |
280 | Block explodability |
281 | Block scalability |
310 | DXF: Binary data for bitmap preview (optional) |
1001 | Xdata application name “ACAD” (optional) |
1000 | Xdata string data “DesignCenter Data” (optional) |
1002 | Begin xdata “{“ (optional) |
1070 | Autodesk Design Center version number |
1070 | Insert units: 0 = Unitless; 1 = Inches; 2 = Feet; 3 = Miles; 4 = Millimeters; 5 = Centimeters; 6 = Meters; 7 = Kilometers; 8 = Microinches; 9 = Mils; 10 = Yards; 11 = Angstroms; 12 = Nanometers; 13 = Microns; 14 = Decimeters; 15 = Decameters; 16 = Hectometers; 17 = Gigameters; 18 = Astronomical units; 19 = Light years; 20 = Parsecs |
1002 | End xdata “}“ |
