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Special Type Characters

IP.com Disclosure Number: IPCOM000128782D
Original Publication Date: 1993-Dec-08
Included in the Prior Art Database: 2005-Sep-19
Document File: 1 page(s) / 79K

Publishing Venue

Software Patent Institute

Related People

Adobe Systems Inc.: AUTHOR [+3]

Abstract

On a Macintosh computer, there are several characters available to the user from the keyboard that are not actually part of a font s coded character set. These characters are actually part of the Symbol font and are ";hard-wired"; into the operating system so that they will appear on-screen from within any font. These characters, which are accessed by option key combinations, are ∫, &partial;, Δ, π, Π, &surd;, ⋄, Σ, ≈, Ω, &infty;, &neq;, ≤, ≥

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THIS DOCUMENT IS AN APPROXIMATE REPRESENTATION OF THE ORIGINAL.

Copyright ©; 1994 Adobe Systems, Inc. All Rights Reserved. Reproduced with permission. Adobe makes no warranty as to the accuracy or completeness of this material and hereby disclaims any responsibliity therefor.

Special Type Characters

Tech Note #4016 (12/8/93)Adobe Illustrator TM - Macintosh ®

On a Macintosh computer, there are several characters available to the user from the keyboard that are not actually part of a font s coded character set. These characters are actually part of the Symbol font and are "hard-wired" into the operating system so that they will appear on- screen from within any font. These characters, which are accessed by option key combinations, are ∫, ∂, ∆, π, Π, √, ⋄, Σ, ≈, Ω, ∞, ≠, ≤, ≥

Although these characters will appear on-screen from any font, in Adobe Illustrator TM they will not print unless the characters have been specifically selected in the Symbol font. If you leave these characters in another font, they will print as a blank space. This is because the screen preview uses the Macintosh operating system s QuickDraw TM routines; printing utilizes

PostScript TM routines. Note that the special characters will appear on-screen even if you don t have the Symbol bitmap and outline fonts installed. This is because the special characters are installed as an "invisible" font within a non-user-accessible part of the System file. For ATM TM

and Adobe Il...