Thanks for tracking down this. It turned out to be a silly error while adjusting the line end-point. I'm attaching the patch. Please test the patch if you can. I'll commit the change sometime tomorrow.
Regards,
-JJ
On Tue, Nov 9, 2010 at 9:15 PM, Jason Grout <jason-s...@creativetrax.com>wrote:
> I've been trying to track down a problem in the arrows where the arrow
> seems to be off by a little bit. I've narrowed down the problem to a
> small example:
>
> import matplotlib.patches as mpatches
> import matplotlib.pyplot as plt
> fig=plt.figure()
> ax = fig.add_subplot(111, xlim=(.98,1.02), ylim=(.98,1.02),aspect='equal')
> from matplotlib.patheffects import Stroke
>
> ax.annotate('', (1,1),
> (0,0),
> arrowprops=dict(arrowstyle="-|>",
> fc="w", ec="k",lw=30,
> path_effects=[Stroke(joinstyle='miter')]),)
> ax.plot([0,1],[1,1])
> ax.plot([1,1],[0,1])
> ax.plot([0,1.02],[0,1.02])
>
> fig.savefig('test.png')
>
>
> I've used a miter join above because it illustrates the problem better.
> Notice that the arrowhead tip is just below the line, but should be
> right on the line. Any clue about what the problem is?
>
> Thanks,
>
> Jason
>
> --
> Jason Grout
>
>
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arrow.patch
Description: Binary data
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