BS EN 28632-4:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Information technology. Computer graphics. Metafile for the storage and transfer of picture description information Clear text encoding
Hardcopy , PDF
15-03-2001
English
15-05-1994
1 Scope
2 Normative references
3 Notational conventions
4 Entering and leaving the metafile environment
4.1 Generic clear text and instantiations
4.2 Implicitly entering the metafile environment
4.3 Designating and invoking the CGM coding
environment from ISO 2022
5 Metafile format
5.1 Character repertoire
5.2 Separators
5.2.1 Element separators
5.2.2 Parameter separators
5.2.3 Comments in the metafile
5.3 Encoding of parameter types
5.3.1 Integer-bound types
5.3.2 Real-bound types
5.3.3 String-bound types
5.3.4 Enumerated types
5.3.5 Derived types
5.3.6 Bitstream datatype
5.3.7 Structured data record operands
5.4 Forming names
5.4.1 Words deleted
5.4.2 Words added
5.4.3 Words used unabbreviated
5.4.4 Abbreviations
5.4.5 The derived element names
6 Encoding the CGM elements
6.0.1 Comments on the element codings
6.0.2 Defaults and parameter range constraints
6.0.3 Allowable productions in clear text metafiles
6.1 Encoding delimiter elements
6.2 Encoding metafile descriptor elements
6.3 Encoding picture descriptor elements
6.4 Encoding control elements
6.5 Encoding graphical primitive elements
6.6 Encoding attribute elements
6.7 Encoding escape elements
6.8 Encoding external elements
6.9 Encoding segment control and segment attribute
elements
7 Clear text encoding defaults
8 Clear text encoding conformance
9 Encoding rules, proforma, and Model Profile
9.1 General principles
9.1.1 Encodings
9.1.2 Metafile defaults
9.2 Profile proforma tables
A Clear text encoding-dependent formal grammar
B Clear text encoding example
Specifies a clear text encoding of the Computer Graphics Metafile (CGM). This CGM encoding allows metafiles to be created and maintained in a forum which is easy to edit, simple to type and convenient to read. Also specifies the overall format of the metafile and the means by which the comments may be interspersed in the metafile.
Committee |
IST/31
|
DevelopmentNote |
Supersedes and renumbers BS 6945-4(1988) (07/2004) Supersedes 91/63011 DC & 93/640140 DC. (03/2007)
|
DocumentType |
Standard
|
Pages |
64
|
PublisherName |
British Standards Institution
|
Status |
Superseded
|
SupersededBy | |
Supersedes |
Standards | Relationship |
NBN EN 28632-4 : 94 AMD 1 96 | Identical |
ISO/IEC 8632-4:1999 | Similar to |
DIN EN 28632-4 : 1994 AMD 1 1996 | Identical |
EN 28632-4:1994/A1:1995 | Similar to |
NF EN 28632-4 : 94 AMD 1 1996 | Identical |
SNV BS EN 28632-4 : 1994 | Identical |
ISO/IEC 2022:1994 | Information technology Character code structure and extension techniques |
ISO/IEC 646:1991 | Information technology ISO 7-bit coded character set for information interchange |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.