Quartz 2D is a part of the Core Graphics system. It is a modern graphics library based on the imaging model that Adobe created originally for Postscr ipt printers and later as part of the PDF graphics file format. This is the same imaging model that
Programming with Quartz 2D and PDF Graphics in Mac OS X Written by members of the development team at Apple, Programming with Quartz is the first book to describe the sophisticated graphics system of Mac OS X. By using the methods described in this
Quartz 2D is an advanced, two-dimensional drawing engine available for iOS application development and to all Mac OS X application environments outside of the kernel. Quartz 2D provides low-level, lightweight 2D rendering with unmatched output fidel