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OCR: QuickDraw versus PostScript Printers Most Macintosh output devices fall into two categories, according to the method of image rendering used: QuickDraw or PostScript OuickDraw IS screen based and therefore limited by screen resolution (72 dpi) In other words QuickDraw- based printers are limited bitmapped output and op not, for example handle rotated text well. The ImageWriters are QuickDraw based printers The PostScript language mathematically based method of page description and independent of the resolution of the output device For example since text described by curves and straight lines, T can be rotated without loss of smoothness LaserWriters and most imagesetters are PostScript based printers NOTE: In the Draw layer Transfer Modes other than Opaquedisplay correctly on your monitor s ...