From: Antonio Ospite <ao2@ao2.it>
Date: Wed, 27 Jun 2018 13:05:06 +0000 (+0200)
Subject: hexaflexagon_diagram: reuse get_triangle_center_in_plan()
X-Git-Url: https://git.ao2.it/flexagon-toolkit.git/commitdiff_plain/6d9cd06817dcbc3c609dd72029f8840fbfdffab9?hp=6d9cd06817dcbc3c609dd72029f8840fbfdffab9

hexaflexagon_diagram: reuse get_triangle_center_in_plan()

Reuse get_triangle_center_in_plan() also in draw_plan_template() instead
of open coding the calculations.
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