On 07.01.2014 16:27, Fabrice Silva wrote:
> Le mardi 07 janvier 2014 à 15:19 +0100, "V. Armando Solé" a écrit :
>> Hello,
>>
>> I am trying to add some vertical lines into a matplotlib figure
>> axes.
>>
>> The idea is to detect when the mouse passes over those lines in
>> order to
>> displace them following the mouse if the left button is pressed.
>>
>> I need some help to know the simplest way to proceed. Currently I am
>> looking into matplotlib.patches and considering to use a Polygon or
>> a
>> Rectangle but perhaps that solution is overkill for a simple line.
>> Is
>> there any example about how to do it? I am not using the pyplot
>> interface but instantiating myself the Figure, the FigureCanvas and
>> adding the axes to the figure.
>
> What about using axvline with the picker argument?
> see http://matplotlib.org/users/event_handling.html
>
I think axvline is part of the pyplot interface that I am not using.
However your link is going to help me a lot. I thought picking was
restricted to patches, and I had missed Line2D is an Artist too with the
same capabilities.
Armando
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