communications. This powerful and flexible language efficiently describes the appearance of text, sampled images, and graphics on a printed page or display. PostScript language interpreters have been incorporated into some of today's most innovative printers, typesetters, film records, and computer display environments.The PostScript Language Reference Manual from Adobe Systems Incorporated is the official reference to the PostScript language. This entirely new and up-to-date Second Edition offers the most comprehensive coverage of the entire PostScript language, including the recent advancements of PostScript Level 2.The PostScript Language Reference Manual, contains the complete semantics of every PostScript language operator, the Display PostScript System, PostScript Level 1 (the original PostScript language), and PostScript Level 2, the first major revision to the language since its release in 1985. PostScript Level 2 incorporates recent extensions to the language and many new features including:* CMYK color * Composite fonts * Forms * Patterns * Color separations * Resource management * New memory management * Improved screening algorithms * Data compression/decompression * Support for printer-specific features * Device-independent, CIE-based color * Optimized text and graphics operators As PostScript continues to be the industry standard page description language for imaging high-quality text and graphics, the PostScript Language Reference Manual, remains the definitive resource for all PostScript language programmers.