ISO/IEC INTERNATIONAL STANDARD 8632-4 Second edition 1999-12-01 Information technology Computer graphics Metafile for the storage and transfer of picture description information - Part 4: Clear text encoding Technologies de I'information Infographie - Métafichier de stockage et de transfert des informations de description d'images Partie 4: Codage en clair des textes Reference number ISO/IEC 8632-4:1999(E) E( @ISO/IEC 1999 HS under ted without license from IHS Not for Resale ISO/IEC8632-4:1999(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this area. Adobe is a trademark of Adobe Systems Incorporated Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by isO member bodies. In the unlikely event ? ISO/IEC1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax +4122 73410 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland ISO/IEC 1999-All rightsreserved py IHS unde ermitted without license from IHS Not for Resale ISO/IEC 8632-4:1999(E) Contents Page 1 Scope. 2 Conformance. 3 Normative references 4 Notational conventions .2 5 Entering and leaving the metafile environment. 5.1 Generic clear text and instantiations 5.2 Implicitly entering the metafile environment... .2 5.3 Designating and invoking the CGM coding environment from ISO 2022 , 6 Metafile format. 6.1 Character repertoire... 6.2 Separators 6.2.1 Element separators. 4 6.2.2 Parameter separators 5 6.2.3 Comments in the metafile 6.3 Encoding of parameter types... .5 6.3.1 Integer-bound type 6.3.2 Real-bound types 6.3.3 String-bound types . 6.3.4 Enumerated type: 6.3.5 Derivedtypes 6.3.6 Bitstream datatype. 6.3.7 Structured data record operands 6.4 Forming names . 6.4.1 Words deleted 9 6.4.2 Words added 6.4.3 Words used unabbreviated. ..10 6.4.4 Abbreviation 10 ili Copyright InternatioarganizationStandardizatihsreserved HS under Not for Resale