Hi JJ,
Thanks for the advice. However, the annotation_clip=False addition does
not make a difference to me. I am using Matplotlib from within Sage,
though; not sure if this makes it behave differently.
Cheers
Stan
On 8/28/10 5:09 PM, Jae-Joon Lee wrote:
> I think this change has been there for a while.
> For recent versions of matplotlib, the default behavior of annotate is
> that, when xycoords=="data", the arrow is drawn only when the
> annotated point is inside the axes.
> To override this behavior, use annotation_clip keyword parameter.
>
>
> pylab.annotate('',(-1,3.1),(0,3.1),va='center',ha='center',
> arrowprops=dict(arrowstyle='<->'), annotation_clip=False)
>
> Regards,
>
> -JJ
>
>
> On Fri, Aug 27, 2010 at 9:21 PM, Stan Schymanski<ssc...@bgc-jena.mpg.de>
> wrote:
>
>> Dear all,
>>
>> I don't know which update it was that broke it, but this used to work:
>>
>> import numpy
>> import pylab
>> pylab.clf()
>> fig = pylab.figure(1,figsize=(8,5))
>> ax = fig.add_subplot(111, autoscale_on=False, xlim=(-1,5),
>> ylim=(-4,3))
>>
>> t = numpy.arange(0.0, 5.0, 0.01)
>> s = numpy.cos(2*numpy.pi*t)
>> line, = ax.plot(t, s, lw=3, color='purple')
>> pylab.text(-0.5,3.2,'no data',ha='center')
>> pylab.annotate('',(-1,3.1),(0,3.1),va='center',ha='center',arrowprops=dict(arrowstyle='<->'))
>> pylab.savefig('blah.png')
>>
>> This used to plot an arrow under the text 'no data' but above the main plot.
>> Now this arrow does not appear unless at least part of it is within the
>> plotting area. Change one of the '3.1' in the code above to, say, 3.0 and
>> the whole arrow is displayed. Is this a bug or is there a new way of
>> achieving what I want?
>>
>> Thanks for your help already!
>>
>> Cheers
>> Stan
>>
>>
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--
________________________________________
Stan Schymanski
Scientist
Max Planck Institute for Biogeochemistry
PO Box 10 01 64
D-07701 Jena, Germany
Phone: +49.3641.576264
Fax: +49.3641.577274
WWW: http://www.bgc-jena.mpg.de/~sschym
Biospheric Theory and Modelling Group
http://www.bgc-jena.mpg.de/bgc-theory/
_________________________________________
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Be part of this innovative community and reach millions of netbook users
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