From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Eric Schulte" Subject: Re: Pretty org-entities in org-mode buffers Date: Fri, 04 Jun 2010 17:42:59 -0600 Message-ID: <87fx1274ak.fsf@gmail.com> References: <87zl0e2ue7.fsf@gmail.com> <87bpcfh7ug.fsf@gmail.com> <3A7EAF5A-4F8C-4C88-94E9-9F2B1F66BE9B@gmail.com> <871vdafu85.fsf@gmail.com> <53A6365D-CBCF-4C33-B4B1-B6EF81713752@gmail.com> <877hmg2eeo.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from [140.186.70.92] (port=45573 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OKgXb-0003Ly-Qh for emacs-orgmode@gnu.org; Fri, 04 Jun 2010 19:43:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OKgXa-0007WP-35 for emacs-orgmode@gnu.org; Fri, 04 Jun 2010 19:43:07 -0400 Received: from mail-pz0-f176.google.com ([209.85.222.176]:55987) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OKgXZ-0007WJ-Rs for emacs-orgmode@gnu.org; Fri, 04 Jun 2010 19:43:06 -0400 Received: by pzk6 with SMTP id 6so859645pzk.1 for ; Fri, 04 Jun 2010 16:43:04 -0700 (PDT) In-Reply-To: (Carsten Dominik's message of "Fri, 4 Jun 2010 10:57:47 +0200") List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org To: Carsten Dominik Cc: Org Mode Hi Carsten, Carsten Dominik writes: > On Jun 3, 2010, at 7:51 PM, Eric Schulte wrote: > >> Hi Carsten, >> >> This appears to be an issue in the HEAD (as of two weeks ago) of the >> Emacs git repository. I was able to get around this issue (and a >> couple of other font-lock related issues) by stepping back to an >> older version of Emacs (tag EMACS_23_2 in the git repository). >> >> I haven't tried to go back to the Emacs development HEAD, but I >> assume that they'll take care of this issue sooner or later, either >> way it's not a problem with any of the code in Org-mode. > > You may or may not have noticed that there is now also support for > subscripts and superscripts being displayed pretty. This is now realy > how I wanted scientific note taking to work. Oh, that is *very* nice, I hadn't noticed the sub/super scripts before, It's great that even the _{} bracketed notation works. > Need to make a screencast to show how awesomely this does work. > Yes, a screencast has been on the Babel TODO list for some time now as well. > > The only thing missing is a little sketch tool in Emacs, fast enough > to be used while taking notes... :-) > I often use ditaa or example blocks with artist mode when I'm taking notes, but the use of artist mode isn't quite "natural" -- although I doubt you could do any better encoding sketches in plain text. > > Thanks a lot for you initial implementation of pretty entities - this > has been a breakthrough here. > my pleasure, the real work was done before my implementation in the collection of the org-entities. > > Where do we stand with integrating org-babel? If you ask me, it is > time to do that. > I know Dan and Tom have made a start on the documentation, to date I haven't really done any work on the org-babel integration, but that should change starting next week. Expect to hear about progress on the org-babel integration in the next week or two. Thanks -- Eric > > - Carsten > >> >> Best -- Eric >> >> Carsten Dominik writes: >> >>> Hi Eric, >>> >>> have you been able to get past this issue? >>> >>> - Carsten >>> >>> On May 17, 2010, at 5:01 PM, Eric Schulte wrote: >>> >>>> So looking into this slightly deeper, >>>> >>>> I do have org-pretty-entities set to t in my config. >>>> >>>> Toggling entities display with C-c C-x \ has no effect. >>>> >>>> The value of org-highlight-latex-fragments-and-specials is nil. >>>> >>>> Entities are only displayed when I search for the "\\" character, no >>>> other searches result in displayed entities. >>>> >>>> Interestingly, when starting with a fresh "emacs -Q" and only >>>> loading >>>> >>>> --8<---------------cut here---------------start------------->8--- >>>> (load-file "~/src/org/lisp/org-install.el") >>>> (setq org-pretty-entities t) >>>> --8<---------------cut here---------------end--------------->8--- >>>> >>>> I have the same problem, so maybe my version of Emacs is to blame, >>>> I'm >>>> using the latest from the emacs git/bzr repo >>>> >>>> --8<---------------cut here---------------start------------->8--- >>>> ~/src/emacs/src/emacs --version >>>> GNU Emacs 24.0.50.1 >>>> Copyright (C) 2010 Free Software Foundation, Inc. >>>> GNU Emacs comes with ABSOLUTELY NO WARRANTY. >>>> You may redistribute copies of Emacs >>>> under the terms of the GNU General Public License. >>>> For more information about these matters, see the file named >>>> COPYING. >>>> --8<---------------cut here---------------end--------------->8--- >>>> >>>> When I get some more time, I'll look into this further. >>>> >>>> Thanks -- Eric >>>> >>>> Carsten Dominik writes: >>>> >>>>> On May 16, 2010, at 11:09 PM, Eric Schulte wrote: >>>>> >>>>>> Hi Carsten, >>>>>> >>>>>> Thanks for folding in this feature. >>>>>> >>>>>> I'm having some weird issues using the new entities display. The >>>>>> entities are not fontified in my org-mode buffers despite having >>>>>> set >>>>>> the >>>>>> org-pretty-entities variable to t. However if I search >>>>>> `isearch-forward-regexp' for the "\\" character in the buffer then >>>>>> all >>>>>> of the entities are displayed (e.g. \sum is replaced with =E2=88=91). >>>>>> >>>>>> Any idea why the entity display is only working during a search? >>>>> >>>>> One idea: Do you have turned on org-highlight-latex-fragments-and- >>>>> specials? >>>>> >>>>> - Carsten >>>>> >>>>> >>>>>> >>>>>> Thanks -- Eric >>>>>> >>>>>> Carsten Dominik writes: >>>>>> >>>>>>> Hi everyone, >>>>>>> >>>>>>> a modified version of Eric's code is now included into Org, I >>>>>>> just >>>>>>> pushed it >>>>>>> to the git repo. >>>>>>> >>>>>>> You can use the command `C-c C-x \' to toggle this feature. >>>>>>> >>>>>>> The variable `org-pretty-entities' determines if this mode is >>>>>>> on by >>>>>>> default. >>>>>>> >>>>>>> Finally, you can use >>>>>>> >>>>>>> #+STARTUP: entitiespretty >>>>>>> #+STARTUP: entitiesplain >>>>>>> >>>>>>> to change things on a per-file base. >>>>>>> >>>>>>> Thanks to Eric for this great idea. >>>>>>> >>>>>>> - Carsten >>>>>>> >>>>>>> On May 5, 2010, at 6:19 PM, Eric Schulte wrote: >>>>>>> >>>>>>>> Hi, >>>>>>>> >>>>>>>> Recently I've been making use of org-entites for exporting my >>>>>>>> greek/ >>>>>>>> math >>>>>>>> heavy class notes to HTML. I'm really loving the results. >>>>>>>> >>>>>>>> This morning I've started playing around with the below function >>>>>>>> `org-pretty-entities', which is adapted from Phil Hagelberg's >>>>>>>> `pretty-lambdas'[1]. Calling this function in an org-mode >>>>>>>> buffer >>>>>>>> will >>>>>>>> have the effect of fontifying all org-entities text strings as >>>>>>>> the >>>>>>>> character which they represent, so \Delta is replaced with =CE=94, >>>>>>>> \lambda >>>>>>>> with =CE=BB, \in with =E2=88=88, and so forth. >>>>>>>> >>>>>>>> I've just started playing with this, and I make no guarantees as >>>>>>>> to >>>>>>>> it's >>>>>>>> safety or utility, but I was very pleasantly surprised by the >>>>>>>> simplicity >>>>>>>> of the function, and how nice it's been to see my special >>>>>>>> characters >>>>>>>> appear in org-mode buffers as I type. >>>>>>>> >>>>>>>> #+begin_src emacs-lisp :results silent >>>>>>>> (defun org-pretty-entities () >>>>>>>> (interactive) >>>>>>>> (font-lock-add-keywords >>>>>>>> nil (mapcar >>>>>>>> (lambda (el) >>>>>>>> (list >>>>>>>> (concat "(?\\(" (regexp-quote "\\") (nth 0 el) "[\s]" >>>>>>>> "\ >>>>>>>> \)") >>>>>>>> `(0 (progn (compose-region (match-beginning 1) (- >>>>>>>> (match- >>>>>>>> end 1) 1) >>>>>>>> ,(nth 6 el)) nil)))) >>>>>>>> org-entities))) >>>>>>>> >>>>>>>> (org-pretty-entities) >>>>>>>> #+end_src >>>>>>>> >>>>>>>> To try this out, just evaluate the above code block inside of an >>>>>>>> org-mode buffer, then starting typing out org-entities. >>>>>>>> >>>>>>>> Hope others find this useful. >>>>>>>> >>>>>>>> Best -- Eric >>>>>>>> >>>>>>>> Footnotes: >>>>>>>> [1] http://github.com/technomancy/emacs-starter-kit/blob/master/s= tarter-kit-defuns.el#L135 >>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Emacs-orgmode mailing list >>>>>>>> Please use `Reply All' to send replies to the list. >>>>>>>> Emacs-orgmode@gnu.org >>>>>>>> http://lists.gnu.org/mailman/listinfo/emacs-orgmode >>>>>>> >>>>>>> - Carsten >>>>> >>>>> - Carsten >>> >>> - Carsten > > - Carsten