Ferhat 15e7f51b32
Implement Path extractPath, tangent APIs (#16599)
* Add pathMeasure
* Implement tangetAt
* add extractPath segment iterator
* Implement extractPath/chopCubicAt/chopQuadAt
* Wire up extractPath and add tests for cubic/quadratic
* Switch to interpolate on chopCubic
* addressed review comments
2020-02-14 13:29:27 -08:00
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