mailing-list for TeXmacs Users

[Alessio Dessi <address@hidden>]

Il lun, 2003-05-26 alle 10:38, Javier Arantegui ha scritto:
> On 26 May 2003 10:27:38 +0200
> Alessio Dessi <address@hidden> wrote:
> 
> > I'm writing my thesis and i need to put some math writing inside the 
> > pictures made with xfig, I know that this is possible in latex and i
> > suppose it is possible also with texmacs (a least i hope so), but I
> > can't figure out how to do that 
> 
> 
> In Xfig you should put all your formulas between dollar signs. Then, follow 
> these instructions:
> 

thanks :-)

great 


thanks also the the next  :-)

> -----
> 
> From: "Karl M. Hegbloom" <address@hidden>
> Subject: Re: How to insert a Latex formula in a xfig picture?
> Date: 24 Mar 2003 07:30:04 -0800
> 
> I've been using it to do my math homework.  I create a graph with
> gnuplot, and «set terminal fig», «set output "graph.fig"».  I label all
> of the lines with labels surrounded by dollar signs, then open the fig
> file with xfig, and use the "edit" tool to set the "special flag" on
> them.  (I find it annoying that gnuplot doesn't just do that for me.)
> 
> The trick is to 1) use dollar signs to get LaTeX math mode, 2) set the
> "special flag".
> 
> Then, I just run "fig2ps graph.fig graph.eps", and include the .eps in
> my Texmacs document.
> 
> ----- 
>  
> > just a question ... is available some where the description of the
> > parameter of the texmacs tag? i mean for instance the postscript figure
> > have severl space where i can write after enter in edit mode in the
> > figure, i see that the first and the second place controlthe size of the
> > picture ... but what about the others place ?
> 
> You can find the answer here:
> 
> -----
> 
> From: David Allouche <address@hidden>
> Date: Tue, 13 May 2003 16:03:26 +0200
> 
> To resize an image, you have to edit the parameters of the image node.
> 
> First, place the caret just after the image. The left foot of the
> editor window should read "postscript image".
> 
> Then press backspace. That will _deactivate_ the image allowing you to
> access its internal values.
> 
> The parameters of a POSTSCRIPT node (i.e. an image are)
> 
>   1. file name, if the image is linked, or image raw data if
>      the image is included;
> 
>   2. width;
> 
>   3. height
> 
>   4. left cropping;
> 
>   5. bottom cropping;
> 
>   6. width copping;
> 
>   7. height cropping
> 
> 
> File name or raw image data.
> ----------------------------
> 
> Generally, you will not want to change the file name. But there is an
> important case where that can be useful: if you link an image inside
> an unnamed document (that is document you do not have already saved),
> an absolute file name will be used. So if you later rename or move the
> linked image file, the image will no longer be displayed by TeXmacs.
> 
> In this scenario, you may want to edit the image file name to use a
> relative file name instead. Such file names are intepreted relative to
> the directory containing the document. Relative file names are used
> automatically when linking an image from a named document.
> 
> When an image is included, you will not want to edit the raw data
> (unless you can read and write binary data or PostScript code in the
> text).
> 
> 
> Width and height
> ----------------
> 
> The width and height of an image can be specified using any length
> unit or a special "zoom factor" syntax. If either one is ommited (left
> empty), the other dimension is inferred by preserving the aspect ratio
> of the image. If none is specified, TeXmacs will try to guess the
> intended size of the image from the EPS headers (and will generally
> get it wrong).
> 
> For more informatio about lengh units see chapter [?].
> 
> You can find some information on the wiki too:
> 
>   http://www.alqua.com/tmresources/how%20to%20use%20length%20units
>   http://www.alqua.com/tmresources/length%20units
> 
> One especially useful length unit here, at least when dealing with
> scalable graphics, is the "par" unit. Setting the image width to
> ".7par" will make your image occupy 70% of the paragraph width.
> 
> The "zoom factor" syntax allows to specify a rational multiplicator to
> the EPS specified size of the image. It is best described by examples:
> 
>   *3   -- multiply <dimension> by 3;
> 
>   /2   -- divide <dimension> by 2;
> 
>   *3/2 -- multiply dimension by 1.5;
> 
>   *1.5 -- same as above.
> 
> 
> Cropping
> --------
> 
> In some situations, you may want texmacs to perform some cropping over
> an image. For example, that may be necessary if you want to remove
> some borders around an PostScript file you cannot easily edit.
>   
> In the following picture, the box in dashed lines represent the
> complete image, and the smaller box in filled lines represent the
> displayed cropped image.
> 
>   + - - - - - - - - - - - - - - - - - - 
>      left cropping                     |
>   |-------------------->                 
>                        .               |
>   |  width cropping    .                
>    ----------------------------->      |
>   |                    .        .       
>                        .        .      |
>   |                ^.. +--------+       
>                    |   |        |      |
>   |  ^................ +--------+       
>      |             |                   |
>   |  |  bottom     | height             
>      |  cropping   | cropping          |
>   |  |             |                    
>    - - - - - - - - - - - - - - - - - - +
> 
> The cropping values must be absolute length units. They are applied on
> the image before scaling, so changing the displayed width or height of
> the image will not affect cropping.
> 
> 
> Examples
> --------
> 
>   <postscript|/usr/share/pixmaps/texmacs.xpm||||||>
> 
>     Should display the texmacs icon at intrinsic size if texmacs were
>     correctly installed.
> 
>   <postscript|chart.eps||||||>
> 
>     Display the chart.eps file located in the same directory as the
>     document.
> 
>   <postscript|chart.eps|.7par|||||>
> 
>     Scale it to take 70% of the paragraph width.
> 
>   <poscript|chart.eps||.5pag||||>
> 
>     Scale to take 50% of the page height.
> 
>   <postscript|chart.eps|*4|||||>
>   <postscript|chart.eps||*4||||>
>   <postscript|chart.eps|*16/4|||||>
> 
>     Magnify by a factor 4.
> 
>   <postscript|chart.eps|/2|||||>
>   <postscript|chart.eps|*.5|||||>
>   <postscript|chart.eps||/2||||>
>   <postscript|chart.eps|*2/4|||||>
> 
>     Shrink by a factor 2.
> 
>   <postscipt|archimedes.eps|*22/7||2cm|2cm|3cm|3cm>
> 
>     Crop out a square image of 1cm on the side locate 2cm from the
>     lower left border and magnify it by approximately pi.
> 
> -----
> 
>