ANSI ISO IEC 9541-1 AMD 1-2001 Information technology - Font information interchange - Part 1 Architecture - AMENDMENT 1 Typeface design grouping (Adopted by INCITS).pdf
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1、INTERNATIONAL STANDARD ISO/IEC 9541 -1 First edition AMENDMENT 1 1991-09-15 2001-01-15 Information technology - Font information interchange - Part 1: Architecture AMENDMENT 1 : Typeface design grouping Technologies de Iinformafion - change dinformafions sur les fonfes - Partie 1: Archifecfure AMEND
2、EMENT 1: Groupage de concepfions de caracfres Adopted by INCITS (InterNational Committee for Information Technology Standards) as an American National Standard. Date of ANSI Approval: 8/6/01 Published by American National Standards Institute, 25 West 43rd Street, New York, New York 10036 Copyright 2
3、002 by Information Technology Industry Council (ITI). All rights reserved. These materials are subject to copyright claims of International Standardization Organization (ISO), International Electrotechnical Commission (IEC), American National Standards Institute (ANSI), and Information Technology In
4、dustry Council (ITI). Not for resale. No part of this publication may be reproduced in any form, including an electronic retrieval system, without the prior written permission of ITI. All requests pertaining to this standard should be submitted to ITI, 1250 Eye Street NW, Washington, DC 20005. Print
5、ed in the United States of America Reference number ISO/I EC 954 1 -1 : 1 99 1 /Amd. 1 :200 1 (E) ISO/IEC 2001 ISO/IEC 9541 -1 :1991/Amd.l:2001(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not
6、 be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobes licensing policy. The IS0 Central Secretariat accepts no liability in this area. Adobe
7、 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 IS0 mem
8、ber bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. O ISOAEC 2001 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic
9、 or mechanical, including photocopying and microfilm, without permission in writing from either IS0 at the address below or ISOs member body in the country of the requester. IS0 copyright office Case postale 56 CH-I211 Geneva 20 Tel. + 41 22 749 O1 11 Fax +41227490947 E-mail copyrightiso.ch Web www.
10、iso.ch Printed in Switzerland II O ISOAEC 2001 -All rights reserved ISO/IEC 9541 -1 :1991/Amd.l:2001(E) Foreword IS0 (the International Organization for Standardization) and IEC (the International Electrotechnical Commission) form the specialized system for worldwide standardization. National bodies
11、 that are members of IS0 or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. IS0 and IEC technical committees collaborate in fields of mutual interest. Other int
12、ernational organizations, governmental and non-governmental, in liaison with IS0 and IEC, also take part in the work. International Standards are drafted in accordance with the rules given in the ISOAEC Directives, Part 3 In the field of information technology, IS0 and IEC have established a joint t
13、echnical committee, ISOAEC JTC 1. Draft International Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as an International Standard requires approval by at least 75 % of the national bodies casting a vote. Attention is drawn to the possibil
14、ity that some of the elements of this Amendment may be the subject of patent rights. IS0 and IEC shall not be held responsible for identifying any or all such patent rights. Amendment 1 to International Standard ISOAEC 9541-1 :I 991 was prepared by Joint Technical Committee ISOAEC JTC 1, lnformafion
15、 fechnology, Subcommittee SC 34, Documenf descripfion and processing languages. O ISOAEC 2001 -All rights reserved . 111 ISO/IEC 9541 -1 :1991/Amd.l:2001(E) In t rod uct ion The Annex A of ISOAEC 9541 -1 :I 991 should be replaced with the revised Annex A specified by this amendment. The Annex A is n
16、ormative and defines a typeface design grouping scheme to provide values for the mandatory DESIGNGROUP property in clause 8.6.1 5. iv O ISOAEC 2001 -All rights reserved ISO/IEC 9541 -1 :1991/Amd.l:2001(E) Information technology - Font information interchange - Part 1: Architecture AMENDMENT 1 : Type
17、face design grouping Page 55 Annex A Replace Annex A of ISOIIEC 9541-1:1991 wifh fhe following annex: Annex A ( no rm a t ive) Type design grouping 2) This annex defines a typeface design grouping scheme whose purpose is to provide values for the mandatory DSNGROUP property defined in clause 8.6.1 5
18、. This grouping scheme consists of a three-level hierarchical structure. The highest (most general) level of the hierarchy is the IS0 Class, the second level of the hierarchy is the IS0 Subclass, and the third (most specific) level of the hierarchy is the IS0 Specific Group. Typeface examples for ea
19、ch Specific Group are shown and named wherever possible. These illustrations are intended to serve only as informative examples, not as a comprehensive catalog. Typefaces which are similar in appearance or which have characteristics that would allow them to be reasonably substituted for each other,
20、are grouped together. Some type designs could be associated with more than one design group, but it is the responsibility of the type designer or font resource generator to choose the most appropriate group. This typeface grouping scheme has the following intended purposes: - To aid both people and
21、software applications in initial selection of typefaces, either in their system or on remove font servers, which closely resemble a specified style which is not available. - To provide information that will enable identification of fonts for different international scripts (such as Kanji and Latin)
22、that will harmonize well when used on a page of a multi-script document (assuming the weights are matched). Assignment of suitable representations of different scripts to existing classes is encouraged to support this purpose. - To help software applications do font substitution, based on style char
23、acteristics, when a font referenced in a document is not available on a users system. Font substitution based on style alone can cause a document to be reformatted since the metrics are likely to be different. However, this may be adequate for some applications. The classification information contai
24、ned in this document can also be useful for systems capable of more advanced forms of substitution. 2) Copyright release: The content of this annex is free from ISOAEC copyright protection. O ISOAEC 2001 -All rights reserved 1 ISO/IEC 9541-1:1991/Amd.l:2001(E) When using this grouping scheme, it may
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