[pygtk] Getting string with in pixels

[jafar F. Al-Sharab]

Dear all,

I was trying to install  pygtk2-gtk-py27-dev as below.   However, I got error message (below).  I wonder what is the problem.  I am new to the fink buisness. I appreciate any help.

Best Regards

Jafar



username1:downloads username1$ sudo fink install pygtk2-gtk-py27-dev
Password:
Information about 4512 packages read in 3 seconds.
Can't resolve dependency "nose-py27" for package "numpy-py27-1.5.1-1" (no matching
packages/versions found)
Exiting with failure.

On Jul 27, 2011, at 6:58 AM, David ROY wrote:

> Exhuming this old thread with apparently no final answer.
> I found that one of the issue in the initial code was the call to “modify_font”.
> I replaced it with a call to “set_font_description” on the layout.
>  
> This is the working code, that takes markup into account:
>  
> def get_pango_string_size(str, font_name=TEXT_FONT):
>     label           = gtk.Label()
>     pango_layout    = label.get_layout()
>     pango_layout.set_markup(str)
>     pango_font_desc = pango.FontDescription(font_name)
>     pango_layout.set_font_description(pango_font_desc)
>     return pango_layout.get_pixel_size()
>  
> Hope this helps.
> Thanks
>  
> -David
>  
> vladovi at atlas.cz wrote:
> > Walter Leibbrandt <walter at translate.org.za> napsal(a) :
> > 
> >   
> >> Hi,
> >> 
> >> Vladimír Jícha wrote:
> >>     
> >>> Hello,
> >>> 
> >>> I'm trying to get width of a text string. I found a FAQ 4.15 
> >>> (http://faq.pygtk.org/index.py?req=show&file=faq04.015.htp) which has a 
> >>> solution for this. But unfortunately it doesn't work. If I use "font = 
> >>> widget.get_style().font", I get following error message: AttributeError: 
> >>> 'gtk.Style' has no attribute 'font'.
> >>> 
> >>> Is the FAQ outdated? What syntax should I use?
> >>> 
> >>> Thank yo
> >>>       
> >> Try widget.get_style().get_font().
> >> 
> >>     
> > 
> > Thanks for your answer. Unfortunately it doens't work correctly for me. I have following 2 problems:
> > 1) I get a DeprecationWarning for the line.
> > 2) No matter what fond and size I use, I get the same width.
> > 
> > Sample code:
> > 
> >         label = gtk.Label()
> >         name_font = pango.FontDescription("Times 10")
> >         label.modify_font(name_font)
> >         font = label.get_style().get_font()
> >         label2 = gtk.Label()
> >         name_font2 = pango.FontDescription("Sans Bold 12")
> >         label2.modify_font(name_font2)
> >         font2 = label2.get_style().get_font()
> >         print font.width("string"), font2.width("string")
> > 
> > I always get the same numbers. Is something wrong in my code?
> >   
> You should use the PangoLayout to retrieve the pixel size of the text. Use:
>  
> label.get_layout().get_pixel_size()
>  
> to get the width and height of the label string in pixels.
>  
> John
>  
> _______________________________________________
> pygtk mailing list   pygtk at daa.com.au
> http://www.daa.com.au/mailman/listinfo/pygtk
> Read the PyGTK FAQ: http://faq.pygtk.org/

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