> For example, Baidu has polyline style "solid" and "dashed"....we've
> been asking for dashed polylines since at least 2009. (Yes, there's
> already a feature request for that.)
SVG supports it directly. CANVAS requires the line to be broken into
pieces.
http://home.provide.net/~bratliff/coast
The use of tiles will produce an ugly result unless the break points
match in different tiles. Typically, different tiles will display
different pieces of the poly which will not have synchronized break
points.