[yt-users] title of PlotCollection

[madcpf at gmail.com]

Hi Sam,

Thank you so much! Now it works:-)

Have a nice day!

Pengfei 

在 2012-7-17，8:12，Sam Skillman <samskillman at gmail.com> 写道：

> Hi Penfei,
> 
> It seems there might be a bug in the title callback.  In the meantime while we fix the bug (I will file an issue to be resolved), you may want to use the text callback:
> 
> If you want some text over on the right side near the colorbar, you should have decent luck with:
> 
> p.modify['text']((1.15,0.9), 'z=%.2f'%z)
> 
> or if you want to place it in the middle, which you'd probably want the color to be white, you could do something like:
> 
> p.modify['text']((0.5,0.9), 'z=%.2f'%0.1, text_args={'color':'w'})
> 
> The numbers in the () denote the fractional position in x,y in the image part of the plot.  In both of those examples, I'm assuming you've defined z somewhere, otherwise is will still fail. 
> 
> Best,
> Sam
> 
> On Tue, Jul 17, 2012 at 1:56 AM, Pengfei Chen <madcpf at gmail.com> wrote:
> Hi Nathan,
> 
> Thank you very much for your reply! There is no error message after
> this modification, but there is still no title on the pdf/png I get.
> It's strange.
> 
> Pengfei
> 
> 2012/7/16 Nathan Goldbaum <nathan12343 at gmail.com>:
> > Hi Pengfei,
> >
> > I think you want to replace this line:
> >
> >
> > p.modify["title"](halos, text='z=%.2f'%z)
> >
> >
> > With the following:
> >
> > p.modify["title"]('z=%.2f'%z)
> >
> >
> > Cheers,
> >
> > Nathan
> >
> >
> > On 7/16/12 5:34 PM, Pengfei Chen wrote:
> >>
> >> Hi,
> >>
> >> I'm trying to add a title for the picture, but I can't find the right
> >> command to do so. Here is the code:
> >>
> >> pf = load(fn)
> >> halos = HaloFinder(pf)
> >> pc = PlotCollection(pf, [pos_x, pos_y, pos_z])
> >> p = pc.add_slice("Density", 0)
> >> pc.set_width(3*rad, '1')
> >> p.modify["hop_particles"](halos, max_number=100, alpha=0.3)
> >> p.modify["title"](halos, text='z=%.2f'%z)
> >>
> >> And there is some error reported for the last line. The meaning of the
> >> error is more than one name is given to the title. Then I replace it
> >> with:
> >>
> >> p.modify["text"](halos, pos=(0.02, 0.98), text='z=%.2f'%z)
> >>
> >> But it still has error. Could someone please help me about it?
> >>
> >> Pengfei
> >> _______________________________________________
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> >
> >
> >
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