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From: "Thomas S. Dye" <tsd@tsdye.online>
To: emacs-orgmode@gnu.org
Subject: Re: [TIP] Export to LaTeX and HTML with a watermark
Date: Tue, 22 Dec 2020 16:38:06 -1000	[thread overview]
Message-ID: <87im8t4581.fsf@tsdye.online> (raw)
In-Reply-To: <87ft3xff0q.fsf@posteo.net>


This is the kind of thing I like to find here: 

Please consider adding it to Worg!

All the best,

Juan Manuel Macías writes:

> Hi,
> Recently, I needed to export a document to both LaTeX and HTML 
> with a
> watermark background. I came to write this little function (for 
> LaTeX,
> the 'draftwatermark' package is used; for html, a bit of CSS. 
> The
> optional arg `text' is the text of the watermark; by default 
> what is
> printed is "DRAFT"):
> #+begin_src org
>   ,#+begin_src emacs-lisp :exports results :results none
>     (defun my-watermark (&optional text)
>       (cond ((org-export-derived-backend-p 
>       org-export-current-backend 'latex)
> 	     (concat "#+LaTeX_Header:\\usepackage"
> 		     (if text
> 			 (format "[text=%s]" (replace-regexp-in-string " " "~" 
> text))
> 		       "")
> 		     "{draftwatermark}"))
> 	    ((org-export-derived-backend-p org-export-current-backend 
> 'html)
> 	     (concat "@@html:<p id=\"watermark\">"
> 		     (if text
> 			 (format "%s" text)
> 		       "DRAFT")
> 		     "</p>@@"))))
>   ,#+end_src
> #+end_src
> The CSS could be (source:
> https://stackoverflow.com/questions/68569/text-watermark-on-website-how-to-do-it):
> #+begin_src org
>   ,#+html_HEAD: <style>#watermark {color: #d0d0d0; font-size: 
>   200pt; -webkit-transform: rotate(-45deg); -moz-transform: 
>   rotate(-45deg); position: absolute; width: 100%; height: 100%; 
>   margin: 0; z-index: -1; left:-100px; top:-200px;}</style>
> #+end_src
> And then, this replacement macro:
> #+begin_src org
>   ,#+MACRO: wmark (eval (if (org-string-nw-p $1)(my-watermark 
>   $1)(my-watermark)))
> #+end_src
> And finally, an example:
> #+begin_src org
>   {{{wmark(Top secret!)}}}
>   Lorem ipsum dolor sit amet, consectetuer adipiscing elit.
>   accumsan nisl.
>   (...)
> #+end_src
> Regards,
> Juan Manuel

Thomas S. Dye

      reply	other threads:[~2020-12-23  2:39 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-23  2:11 [TIP] Export to LaTeX and HTML with a watermark Juan Manuel Macías
2020-12-23  2:38 ` Thomas S. Dye [this message]

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