Table of contents
- DXF Format
- Organization of This Reference
- Revisions to the DXF Reference
- Formatting Conventions in This Reference
- Object and Entity Codes
- Group Code Value Types
- Group Codes in Numerical Order
- HEADER Section
- HEADER Section Group Codes
- Revised VPORT Header Variables
- Special Handling of Date/Time Variables
- CLASSES Section
- CLASSES Section Group Codes
- Default Class Values
- TABLES Section
- Symbol Table Group Codes
- Common Symbol Table Group Codes
- Common Group Codes for Symbol Table Entries
- APPID
- BLOCK_RECORD
- DIMSTYLE
- LAYER
- LTYPE
- STYLE
- UCS
- VIEW
- VPORT
- BLOCKS Section
- BLOCKS Section Group Codes
- BLOCK
- ENDBLK
- ENTITIES Section
- Common Group Codes for Entities
- 3DFACE
- 3DSOLID
- ACAD_PROXY_ENTITY
- ARC
- ATTDEF
- ATTRIB
- BODY
- CIRCLE
- DIMENSION
- Common Dimension Group Codes
- Aligned Dimension Group Codes
- Linear and Rotated Dimension Group Codes
- Radial and Diameter Dimension Group Codes
- Angular Dimension Group Codes
- Ordinate Dimension Group Codes
- Dimension Style Overrides
- ELLIPSE
- HATCH
- Boundary Path Data
- Pattern Data
- HELIX
- IMAGE
- INSERT
- LEADER
- LIGHT
- LINE
- LWPOLYLINE
- MLINE
- MULTILEADER
- MLEADERSTYLE
- Common MLeaderStyle Group Codes
- MLeaderStyle Context Data Group Codes
- MLeaderStyle Leader Node Group Codes
- MLeaderStyle Leader Line Group Codes
- MTEXT
- OLEFRAME
- OLE2FRAME
- POINT
- POLYLINE
- Polyface Meshes
- RAY
- REGION
- SECTION
- SEQEND
- SHAPE
- SOLID
- SPLINE
- SUN
- SURFACE
- Extruded Surface
- Lofted Surface
- Revolved Surface
- Swept Surface
- TABLE
- TEXT
- TOLERANCE
- TRACE
- UNDERLAY
- VERTEX
- VIEWPORT
- WIPEOUT
- XLINE
- OBJECTS Section
- OBJECT Section Group Codes
- Object Ownership
- Common Group Codes for Objects
- ACAD_PROXY_OBJECT
- ACDBDICTIONARYWDFLT
- ACDBPLACEHOLDER
- DATATABLE
- DICTIONARY
- DICTIONARYVAR
- DIMASSOC
- FIELD
- GEODATA
- GROUP
- IDBUFFER
- IMAGEDEF
- IMAGEDEF_REACTOR
- LAYER_INDEX
- LAYER_FILTER
- LAYOUT
- LIGHTLIST
- MATERIAL
- MLINESTYLE
- OBJECT_PTR
- PLOTSETTINGS
- RASTERVARIABLES
- RENDER
- RENDERENVIRONMENT
- MENTALRAYRENDERSETTINGS
- RENDERGLOBAL
- SECTION
- Section Manager
- Section Settings
- Section Type Settings
- Section Geometry Settings
- SPATIAL_INDEX
- SPATIAL_FILTER
- SORTENTSTABLE
- TABLESTYLE
- UNDERLAYDEFINITION
- VISUALSTYLE
- VBA_PROJECT
- WIPEOUTVARIABLES
- XRECORD
- THUMBNAILIMAGE Section
- THUMBNAILIMAGE Section Group Codes
- Drawing Interchange File Formats
- ASCII DXF Files
- General DXF File Structure
- Group Codes in DXF Files
- ASCII Control Characters in DXF Files
- Header Group Codes in DXF Files
- Class Group Codes in DXF Files
- Symbol Table Group Codes in DXF Files
- Symbol Table Example
- Blocks Group Codes in DXF Files
- Entity Group Codes in DXF Files
- Object Group Codes in DXF Files
- Writing a DXF Interface Program
- Reading a DXF File
- Writing a DXF File
- Binary DXF Files
- Slide Files
- Old Slide Header
- Slide Library Files
- Advanced DXF Issues
- Database Objects
- Persistent Inter-Object Reference Handles
- Pointer and Ownership References
- Hard and Soft References
- Arbitrary Handles
- 1005 Group Codes
- Subclass Markers
- Extension Dictionary and Persistent Reactors
- Extended Data
- Object Coordinate Systems (OCS)
- Arbitrary Axis Algorithm