Re: Want to suppress a warning

[gOS]

I meant to hit 'reply all' but apparently hit reply. In case this affects
another person's input here's the correspondence:




> -----Original Message-----
> From: Michael Goffioul [mailto:address@hidden
> Sent: Friday, January 02, 2009 9:36 AM
> To: gOS
> Cc: address@hidden
> Subject: Re: Want to suppress a warning
> 
> Might be completely unrelated, but why don't you try set(0,
> 'defaulttextfontname', 'Courier New') Doesn't that work?
> 
> Michael.
> 
> 
> 
>> The method I used to set it as COUR.tff is how I need to do it to get
>> Courier New to work. That is fine, it displays properly in both the plot
>> window and in the .png file, but I receive the warning. I'm receiving
>> exactly the output I desire from Octave and gnuplot with what I'm doing,
>> but I want to suppress the pango warning so that other people don't think
>> something is going wrong, when there isn't anything wrong going on.
>> 
>> So, is there a way to suppress the warning from pgnuplot with some sort
>> of pragma-like command from in Octave?
>> 
> 
> 
> 
> 
> 
>>> I understand your problem, but I was just wondering whether the warning
>>> is not related to the way you > define the font name from octave.
>> 
>>> Michael.
>> 
> 
> 
> On Fri, Jan 2, 2009 at 3:01 PM, Brian <address@hidden> wrote:
>> I'll expand on what happens in each case I've tried so that you can 
>> understand why I've chosen what I have as a solution. I understand you 
>> as well, but this may make my situation more clear.
>>
>> Different responses received:
>>
>> ------------------------------------------------
>> set(0, 'defaulttextfontname', '*');
>> ------------------------------------------------
>> RESULTS:
>>> Proper display of all text in pgnuplot window.
>>> Lines of text are not saved to the .png file.
>>> Several errors are returned by pgnuplot about the kind of font being 
>>> used. (gdImageStringFt)
>> ________________________________________________
>>
>> ------------------------------------------------
>> set(0, 'defaulttextfontname', 'Courier New');
>> ------------------------------------------------
>> RESULTS:
>>> Proper display of all text in pgnuplot window.
>>> No text at all is saved to the .png file.
>>> Errors are returned for each line of text from pgnuplot. 
>>> (gdImageStringFt)
>> ________________________________________________
>>
>> ----------------------------------------------------------------
>> set(0, 'defaulttextfontname', 'C:\\WINDOWS\\Fonts\\COUR.ttf');
>> ----------------------------------------------------------------
>> RESULTS:
>>> Proper display of all text in pgnuplot window and in .png.
>>> One warning from gnuplot is returned.
>> ________________________________________________________________
>>
>>
>> Without giving the specific path and address to the font, GNUplot 
>> appears unable to properly print the fonts to the .png file. I visited 
>> their site and browsed the history of this mailing list to discover 
>> the cause of this problem and possible solutions.
>> The GNUplot website suggested that I used the absolute path, and I've 
>> not had problems with the display since then, which was the desired 
>> result.
>>
>> I've tried several different ways of setting the font to receive the 
>> desired output without the *pango* warning, but as of yet, I can't 
>> avoid that specific warning and have proper printing in both locations 
>> without a message from pgnuplot.
>>
>> All text displays in the plot window when I do that, but then no text 
>> shows up in the .png file.
>>
>> I do appreciate the suggestion, but I've tested that already.
>>
>> I'll also mention that saving to .eps works perfectly, but I'd like to 
>> save to .png as .eps isn't supported well on Microsoft machines 
>> without installing additional products, and there are too many 
>> machines and users who don't respond well to multi-software solutions 
>> for that solution to work well.
>>
>> Am I to take it that I can't suppress the pango warning from inside 
>> Octave since you haven't told me how I might do it?
> 
> I don't know if you can suppress the warnings, but if there's a way, it is
> to be found in pango documentation (maybe it's controlled by some config
> file or some env variable).
> 
> Michael.


Anyhow, I'm looking into the pango, glib, and pgnuplot documentation, but
have not turned anything up yet
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