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Make default arrow head width sensible #1186

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Merged
pelson merged 2 commits into from
Apr 2, 2013
Merged

Make default arrow head width sensible #1186

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7458091
Make default arrow head width sensible
dmcdougall Aug 29, 2012
07ffe75
Update api change to reflect new default
dmcdougall Sep 5, 2012
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4 changes: 4 additions & 0 deletions doc/api/api_changes.rst
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Expand Up @@ -15,6 +15,10 @@ For new features that were added to matplotlib, please see
Changes in 1.3.x
================

* In :class:`~matplotlib.patches.FancyArrow`, the default arrow head width,
``head_width``, has been made larger to produce a visible arrow head. The new
value of this kwarg is ``head_width = 20 * width``.

* Removed call of :meth:`~matplotlib.axes.Axes.grid` in
:meth:`~matplotlib.pyplot.plotfile`. To draw the axes grid, set to *True*
matplotlib.rcParams['axes.grid'] or ``axes.grid`` in ``.matplotlibrc`` or
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2 changes: 1 addition & 1 deletion lib/matplotlib/patches.py
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Expand Up @@ -1021,7 +1021,7 @@ def __init__(self, x, y, dx, dy, width=0.001, length_includes_head=False,

"""
if head_width is None:
head_width = 3 * width
head_width = 20 * width
if head_length is None:
head_length = 1.5 * head_width

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