Re: [Matplotlib-users] Bug saving semilogy plots with a axvline

[Eric F. <ef...@ha...>]

wafels wrote:
> Hello,
> 
> I can confirm and extend this bug report.  The axvline also moves to the
> wrong position on resizing the matplotlib display window (Mac OS X 10.5.5,
> Python 2.5.1, Matplotlib 0.98.3).
> 
> Thanks

It looks like the transform for the line made by axvline is not getting 
updated when view limits change.  The problem is found in svn, after the 
changes I made to axvline, as well as in 0.98.3.  I can't track it down 
right now.

Eric

> 
> 
> 
> João Luís Silva-2 wrote:
>> Hi,
>>
>> A vertical line on the x axis of a semilogy plot will be in the correct 
>> position, but when saved with the save button of the toolbar it will be 
>> placed in an incorrect position, although savefig will do the right 
>> thing. Furthermore, zooming will not move the axvline correctly.
>>
>> Matplotlib version: 0.98.3
>>
>> Example script:
>> -----------------------------------------
>>
>> import matplotlib.pyplot as pl
>> import numpy as np
>>
>> x = np.linspace(0.0,1.0,100)
>>
>> pl.semilogy(x,x**2)
>> pl.axvline(x=0.5,ls='--',color='k')
>> pl.show()
>> #pl.savefig("saved_image.png")
>> -----------------------------------------
>>
>> image.png was saved using the toolbar, saved_image.png using savefig.
>>
>> Regards,
>> João Silva
>>
>>  
>>  
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>