Re: [Matplotlib-users] simple example using Basemap in a gtk app??

Solved. Sort of. If I run using python it works. It fails if I run using
ipython with --pylab.

On Mon, Mar 29, 2010 at 3:46 PM, Mathew Yeates <mat...@gm...> wrote:

> I don't understand why the following fails.
>
> fig = Figure(figsize=(5,5), dpi=100)
> canvas = FigureCanvas(fig)
> ax = fig.add_subplot(111)
> m = Basemap(resolution='c',projection='cyl',lon_0=0,ax=ax)
> m.drawcoastlines(color='gray',ax=ax)
>
> fails with
> mpl_toolkits\basemap\__init__.pyc in set_axes_limits ....
>    2531         if is_interactive():
>    2532             figManager = _pylab_helpers.Gcf.get_active()
> -> 2533             figManager.canvas.draw()
>
> AttributeError: 'NoneType' object has no attribute 'canvas'
>
> Why isn't my figure being set as active??
>
> Mathew
>
>
>
>
>
>
>
>
> On Mon, Mar 29, 2010 at 11:12 AM, Yeates, Mathew C (388D) <
> mat...@jp...> wrote:
>
>>  Hi
>>
>> Anyone have an example? I found some older examples which no longer work.
>>
>>
>>
>> TIA
>>
>>
>>
>> Mathew
>>
>>
>>
>> For grins …. The following does not work. I’ve tried many different
>> variations …
>>
>>
>>
>> import matplotlib.pyplot as plt
>>
>>
>>
>> import gtk
>>
>> from mpl_toolkits.basemap import Basemap
>>
>> import matplotlib
>>
>> from matplotlib.figure import Figure
>>
>> fig=plt.Figure()
>>
>> ax=fig.add_subplot(111)
>>
>> m = Basemap(llcrnrlon=1, \
>>
>>             llcrnrlat=40.6, \
>>
>>             urcrnrlon=8.8, \
>>
>>             urcrnrlat = 49.6, \
>>
>>             projection = 'tmerc', \
>>
>>             lon_0 = 4.9, \
>>
>>             lat_0 = 45.1,ax=ax)
>>
>>
>>
>> from matplotlib.backends.backend_gtkagg import \
>>
>>                         FigureCanvasGTKAgg as FigureCanvas
>>
>> canvas = FigureCanvas(fig)
>>
>> m.drawcoastlines(color='gray')
>>
>> m.drawcountries(color='gray')
>>
>> m.fillcontinents(color='beige')
>>
>> builder = gtk.Builder()
>>
>> builder.add_from_file("fluxtool.glade")
>>
>> window1=builder.get_object("window1")
>>
>> window1.connect("destroy", lambda x: gtk.main_quit())
>>
>>
>>
>>
>>
>> vbox=builder.get_object("vbox1")
>>
>> vbox.pack_start(canvas)
>>
>> window1.show()
>>
>> gtk.main()
>>
>>
>>
>>
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>