CJKV Information Processing, 2nd Edition

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Chapter 1: CJKV Information Processing Overview

acceptable to set CJKV text in the same horizontal orientation as most Western languages.

Traditional novels and short stories are oen set vertically, but technical materials, such as

science textbooks and the like, are set horizontally.

Vertically set CJKV text is not a simple matter of changing writing direction. Some char-

acters require special handling, such as a dierent orientation (90˚ clockwise rotation) or

a dierent position within the em-square.

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Chapter 7 provides some sample text set both

horizontally and vertically, and it illustrates the characters that require special treatment.

In addition to the two writing directions for CJKV text, there are other special layout or

composition considerations, such as special rules for line breaking, special types of justi-

cation, metrics adjustments, methods for annotating characters, and so on.

Basic Concepts and Terminology FAQ

Now I’ll dene some basic concepts which will help carry you through this entire book.

ese concepts are posed as questions because they represent questions you might raise as

you read this book. If at any time you encounter a new term, please glance at the glossary

toward the back of the book: new terms are included and explained there.

What Are All These Abbreviations and Acronyms?

Most technical elds are ooded with abbreviations and acronyms,