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Re: Turn off TeX for legend labels

From: Ben Abbott
Subject: Re: Turn off TeX for legend labels
Date: Wed, 15 Apr 2009 10:38:47 -0400

On Wednesday, April 15, 2009, at 10:05AM, "Andy Buckle" <address@hidden> wrote:
>On Wed, Apr 15, 2009 at 2:41 PM, Ben Abbott <address@hidden> wrote:
>> On Wednesday, April 15, 2009, at 08:01AM, "andy buckle" <address@hidden> 
>> wrote:
>>>Ben Abbott wrote:
>>>> Perhaps I'm confused. What objects do you expect this to impact?
>>>I am just trying stuff, to try and make it work.
>>>Let's say we have a plot with 3 curves on. you might want different settings
>>>for the legend labels for each curve. Indeed
>>>octave> get(get(gca,"children")(1))
>>>shows you that the 'keylabel' and 'interpreter' for the legend are accessed
>>>via the plot handle.
>> You've infered incorrectly. The plot handle is for the line objects, not the 
>> axes. The two examples below should be equivalent.
>> h = plot (0:10);
>> set (h, "interpreter", "none")
>> plot (0:10, "interpreter", "none")
>>>perhaps there is alternative workaround. Is there something like the HTML
>>><pre> in TeX?
>> I'm unfamiliar with HTML.
>> Regarding a workaround, did you catch the one I posted yesterday?
>>> octave:1> x = 0:0.1:5;
>>> octave:2> plot(x,sin(x),x,cos(x))
>>> octave:3> legend ("\\alpha", "\\beta")
>>> octave:4> set (findobj (gca, "-property", "keylabel"), "interpreter", 
>>> "none")
>> Ben
>That's a bug then (3.0.1)
>octave> x=0:.2:6; y1 = sin(x); y2 = cos(x);
>octave> plot(x,y1,x,y2)
>octave> legend("sin(x)", "cos(x)")
>octave> get(get(gca,"children")(1),"keylabel")
>ans = sin(x)
>octave> get(get(gca,"children")(2),"keylabel")
>ans = cos(x)
>set (findobj (gca, "-property", "keylabel"), "interpreter",   "none")
>stopped rendering Greek, but underscores still yield subscripted characters.

ahhhh, ok!

I see your point. That is a bug, and it exists in the developers sources as 
well. In fact, I see the same behavior for text objects.

>HTML <pre> means pre-formatted. Is there a way in TeX to stop TeX
>interpretation of part of a string?

In TeX, I'd use "\_". This does work for text objects, but it isn't working for 
me for the legend labels.

Can you confirm the same behavior?


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