Arrow in the middle of lines, splines and arcs

Guilherme Kunigami <[email protected]>
Newsgroups gmane.comp.graphics.ipe.general
Message-ID <[email protected]>
Hi,

Is there any direct way or trick to place the arrow right in the
middle of lines, splines and arcs?

Thanks,

-- 
Guilherme Kunigami
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