Coordinates systems : New viewpoints
Elements which define a new viewpoint are :
<svg>
<use>
or
<image>
set up a temporary viewpoint to draw the instances of the referenced elements or images
< marker>
sets up a temporary viewpoint to draw arrows or markers
When a text draws a symbol along a path, it uses a temporary viewpoint to draw the symbol
Same thing for a pattern
<mask>
also sets up a temporary viewpoint
Didier Courtaud
The SVG language
Novembre 2001
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