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new functions: unionRect() and rectCenter()

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git-svn-id: svn://svn.code.sf.net/p/fonttools/code/trunk@67 4cde692c-a291-49d1-8350-778aa11640f8
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Just 2000-01-23 19:10:27 +00:00
parent b3026bad35
commit 02a739a0d5
1 changed files with 7 additions and 0 deletions
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7
Lib/fontTools/misc/arrayTools.py
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@ -50,6 +50,13 @@ def sectRect((l1, t1, r1, b1), (l2, t2, r2, b2)):
return 0, (0, 0, 0, 0)
return 1, (l, t, r, b)
def unionRect((l1, t1, r1, b1), (l2, t2, r2, b2)):
l, t, r, b = min(l1, l2), min(t1, t2), max(r1, r2), max(b1, b2)
return (l, t, r, b)
def rectCenter((l, t, r, b)):
return (l+r)/2, (t+b)/2
def intRect(rect):
rect = Numeric.array(rect)
l, t = Numeric.floor(rect[:2])