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kwerle/gist:9474359

Created March 10, 2014 21:08
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gistfile1.coffee
rectPosition: (rect) ->
rx = + rect.getAttribute('x')
ry = + rect.getAttribute('y')
rctm = rect.getCTM()
xn = rctm.e + rx * rctm.a
yn = rctm.f + ry * rctm.d
r =
x: xn
y: yn
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