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12. Generating SVG > Using Perl to Convert Custom Data to SVG

Using Perl to Convert Custom Data to SVG

If anyone lives a life that revolves around graphics display, it’s a mapmaker. Cartographers are finding XML markup in general and SVG in particular to be excellent vehicles for putting data into a portable format. At present, though, much of the data that is currently available is in custom or proprietary formats. One of these is the proprietary format developed by Environmental Systems Research Institute for use by their ArcInfo Geographic Information System. Data created in this system can be exported in an ASCII “ungenerate” form. Such a file contains a series of polygon descriptions, followed by a line with the word END on it. Each polygon starts with a line that consists of an integer polygon identification number and the


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