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PDF Output: Fix a zero division error when the transformation matrix has a zero diagonal

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Kovid Goyal 2014-02-06 08:20:57 +05:30
parent 58eb2c2bc8
commit 4c036eeedd
1 changed files with 4 additions and 1 deletions
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src/calibre/ebooks/pdf/render/graphics.py
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@ -407,7 +407,10 @@ class Graphics(object):
w = pen.widthF()
if pen.isCosmetic():
t = painter.transform()
try:
w /= sqrt(t.m11()**2 + t.m22()**2)
except ZeroDivisionError:
w = 0
pdf.serialize(w)
pdf.current_page.write(' w ')