Re: [Matplotlib-users] Draggable is not working on multiple legends of plots which are generated with twinx()

[Benjamin R. <ben...@ou...>]

By "top" he means "whichever axes was added most recently". When twining,
the new axes is added on top of the original axes.

I hope that clears it up.

Ben Root

On Wed, Mar 11, 2015 at 10:05 AM, liu lily <pol...@gm...> wrote:

> I dont understand
> you say it is the first axe
> but why in my case, only the second legend is draggable? it is in the
> second axe
>
> besides, since I have to use both y-axis on the left and on the right, it
> seems I have to have two axes,
> are there any workarounds? thanks!
>
> On Wed, Mar 11, 2015 at 2:22 PM, Thomas Caswell <tca...@gm...>
> wrote:
>
>> The mouse events only propagate to the top axes.  You will have to add
>> both legends to the same (top) axes.
>>
>> See http://matplotlib.org/users/legend_guide.html#multiple-legend
>>
>>
>> Tom
>> On Wed, Mar 11, 2015, 08:57 liu lily <pol...@gm...> wrote:
>>
>>> Hi, all:
>>>
>>> I have two legends, as below, I find that I can't drag the first legend,
>>> what is the problem? how to deal with it? thanks!
>>>
>>>         import matplotlib.pyplot as plt
>>>
>>>         fig1, ax1 = plt.subplots()
>>>         ax2 = ax1.twinx()
>>>
>>>         ax1.plot([1,2,3],[0.1,0.82,0.3],'y*', label="one")
>>>         ax2.plot([1,2,3],[5,6,7],'ro', label="two")
>>>
>>>         leg1 = ax1.legend()
>>>         leg2 = ax2.legend()
>>>
>>>         leg1.draggable(state=True)
>>>         leg2.draggable(state=True)
>>>         plt.show()
>>>
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>
>
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