[cairo] Length of bezier curve

Plugin Everything jameswhiffin at gmail.com
Thu Jan 4 10:08:03 UTC 2018

Hi. I'm drawing a bezier curve and want to only stroke a portion of it, 50%
for example. So I'm using cairo_set_dash to do that, but I need to know the
length of the curve for that to work. Does anyone know how to calculate the
length of the bezier curve? Thank you.
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