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authorS├ębastien Delafond <sdelafond@gmail.com>2014-07-13 13:35:27 +0200
committerS├ębastien Delafond <sdelafond@gmail.com>2014-07-13 13:35:27 +0200
commite32a45ed36d6000db4b39171149072d11b77af72 (patch)
treeb5f4a7d43022c08c3298e82b3e9fc50f68be660f /lisp/org-beamer.el
parent7697fa4daf3ec84f85711a84035d8f0224afd4e3 (diff)
Imported Upstream version 8.0.7
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-;;; org-beamer.el --- Beamer-specific LaTeX export for org-mode
-;;
-;; Copyright (C) 2007-2012 Free Software Foundation, Inc.
-;;
-;; Author: Carsten Dominik <carsten.dominik AT gmail DOT com>
-;; Maintainer: Carsten Dominik <carsten.dominik AT gmail DOT com>
-;; Keywords: org, wp, tex
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-;;
-;; This library implement the special treatment needed by using the
-;; beamer class during LaTeX export.
-
-;;; Code:
-
-(require 'org)
-(require 'org-exp)
-
-(defvar org-export-latex-header)
-(defvar org-export-latex-options-plist)
-(defvar org-export-opt-plist)
-
-(defgroup org-beamer nil
- "Options specific for using the beamer class in LaTeX export."
- :tag "Org Beamer"
- :group 'org-export-latex)
-
-(defcustom org-beamer-use-parts nil
- ""
- :group 'org-beamer
- :version "24.1"
- :type 'boolean)
-
-(defcustom org-beamer-frame-level 1
- "The level that should be interpreted as a frame.
-The levels above this one will be translated into a sectioning structure.
-Setting this to 2 will allow sections, 3 will allow subsections as well.
-You can set this to 4 as well, if you at the same time set
-`org-beamer-use-parts' to make the top levels `\part'."
- :group 'org-beamer
- :version "24.1"
- :type '(choice
- (const :tag "Frames need a BEAMER_env property" nil)
- (integer :tag "Specific level makes a frame")))
-
-(defcustom org-beamer-frame-default-options ""
- "Default options string to use for frames, should contains the [brackets].
-And example for this is \"[allowframebreaks]\"."
- :group 'org-beamer
- :version "24.1"
- :type '(string :tag "[options]"))
-
-(defcustom org-beamer-column-view-format
- "%45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra)"
- "Default column view format that should be used to fill the template."
- :group 'org-beamer
- :version "24.1"
- :type '(choice
- (const :tag "Do not insert Beamer column view format" nil)
- (string :tag "Beamer column view format")))
-
-(defcustom org-beamer-themes
- "\\usetheme{default}\\usecolortheme{default}"
- "Default string to be used for extra heading stuff in beamer presentations.
-When a beamer template is filled, this will be the default for
-BEAMER_HEADER_EXTRA, which will be inserted just before \\begin{document}."
- :group 'org-beamer
- :version "24.1"
- :type '(choice
- (const :tag "Do not insert Beamer themes" nil)
- (string :tag "Beamer themes")))
-
-(defconst org-beamer-column-widths
- "0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.0 :ETC"
- "The column widths that should be installed as allowed property values.")
-
-(defconst org-beamer-transitions
- "\transblindsvertical \transblindshorizontal \transboxin \transboxout \transdissolve \transduration \transglitter \transsplithorizontalin \transsplithorizontalout \transsplitverticalin \transsplitverticalout \transwipe :ETC"
- "Transitions available for beamer.
-These are just a completion help.")
-
-(defconst org-beamer-environments-default
- '(("frame" "f" "dummy- special handling hard coded" "dummy")
- ("columns" "C" "\\begin{columns}%o %% %h%x" "\\end{columns}")
- ("column" "c" "\\begin{column}%o{%h\\textwidth}%x" "\\end{column}")
- ("block" "b" "\\begin{block}%a{%h}%x" "\\end{block}")
- ("alertblock" "a" "\\begin{alertblock}%a{%h}%x" "\\end{alertblock}")
- ("verse" "v" "\\begin{verse}%a %% %h%x" "\\end{verse}")
- ("quotation" "q" "\\begin{quotation}%a %% %h%x" "\\end{quotation}")
- ("quote" "Q" "\\begin{quote}%a %% %h%x" "\\end{quote}")
- ("structureenv" "s" "\\begin{structureenv}%a %% %h%x" "\\end{structureenv}")
- ("theorem" "t" "\\begin{theorem}%a%U%x" "\\end{theorem}")
- ("definition" "d" "\\begin{definition}%a%U%x" "\\end{definition}")
- ("example" "e" "\\begin{example}%a%U%x" "\\end{example}")
- ("exampleblock" "E" "\\begin{exampleblock}%a{%h}%x" "\\end{exampleblock}")
- ("proof" "p" "\\begin{proof}%a%U%x" "\\end{proof}")
- ("beamercolorbox" "o" "\\begin{beamercolorbox}%o{%h}%x" "\\end{beamercolorbox}")
- ("normal" "h" "%h" "") ; Emit the heading as normal text
- ("note" "n" "\\note%o%a{%h" "}")
- ("noteNH" "N" "\\note%o%a{" "}") ; note, ignore heading
- ("ignoreheading" "i" "%%%% %h" ""))
- "Environments triggered by properties in Beamer export.
-These are the defaults - for user definitions, see
-`org-beamer-environments-extra'.
-\"normal\" is a special fake environment, which emit the heading as
-normal text. It is needed when an environment should be surrounded
-by normal text. Since beamer export converts nodes into environments,
-you need to have a node to end the environment.
-For example
-
- ** a frame
- some text
- *** Blocktitle :B_block:
- inside the block
- *** After the block :B_normal:
- continuing here
- ** next frame")
-
-(defcustom org-beamer-environments-extra nil
- "Environments triggered by tags in Beamer export.
-Each entry has 4 elements:
-
-name Name of the environment
-key Selection key for `org-beamer-select-environment'
-open The opening template for the environment, with the following escapes
- %a the action/overlay specification
- %A the default action/overlay specification
- %o the options argument of the template
- %h the headline text
- %H if there is headline text, that text in {} braces
- %U if there is headline text, that text in [] brackets
- %x the content of the BEAMER_extra property
-close The closing string of the environment."
-
- :group 'org-beamer
- :version "24.1"
- :type '(repeat
- (list
- (string :tag "Environment")
- (string :tag "Selection key")
- (string :tag "Begin")
- (string :tag "End"))))
-
-(defcustom org-beamer-inherited-properties nil
- "Properties that should be inherited during beamer export."
- :group 'org-beamer
- :type '(repeat
- (string :tag "Property")))
-
-(defvar org-beamer-frame-level-now nil)
-(defvar org-beamer-header-extra nil)
-(defvar org-beamer-export-is-beamer-p nil)
-(defvar org-beamer-inside-frame-at-level nil)
-(defvar org-beamer-columns-open nil)
-(defvar org-beamer-column-open nil)
-
-(defun org-beamer-cleanup-column-width (width)
- "Make sure the width is not empty, and that it has a unit."
- (setq width (org-trim (or width "")))
- (unless (string-match "\\S-" width) (setq width "0.5"))
- (if (string-match "\\`[.0-9]+\\'" width)
- (setq width (concat width "\\textwidth")))
- width)
-
-(defun org-beamer-open-column (&optional width opt)
- (org-beamer-close-column-maybe)
- (setq org-beamer-column-open t)
- (setq width (org-beamer-cleanup-column-width width))
- (insert (format "\\begin{column}%s{%s}\n" (or opt "") width)))
-(defun org-beamer-close-column-maybe ()
- (when org-beamer-column-open
- (setq org-beamer-column-open nil)
- (insert "\\end{column}\n")))
-(defun org-beamer-open-columns-maybe (&optional opts)
- (unless org-beamer-columns-open
- (setq org-beamer-columns-open t)
- (insert (format "\\begin{columns}%s\n" (or opts "")))))
-(defun org-beamer-close-columns-maybe ()
- (org-beamer-close-column-maybe)
- (when org-beamer-columns-open
- (setq org-beamer-columns-open nil)
- (insert "\\end{columns}\n")))
-
-(defun org-beamer-select-environment ()
- "Select the environment to be used by beamer for this entry.
-While this uses (for convenience) a tag selection interface, the result
-of this command will be that the BEAMER_env *property* of the entry is set.
-
-In addition to this, the command will also set a tag as a visual aid, but
-the tag does not have any semantic meaning."
- (interactive)
- (let* ((envs (append org-beamer-environments-extra
- org-beamer-environments-default))
- (org-tag-alist
- (append '((:startgroup))
- (mapcar (lambda (e) (cons (concat "B_" (car e))
- (string-to-char (nth 1 e))))
- envs)
- '((:endgroup))
- '(("BMCOL" . ?|))))
- (org-fast-tag-selection-single-key t))
- (org-set-tags)
- (let ((tags (or (ignore-errors (org-get-tags-string)) "")))
- (cond
- ((equal org-last-tag-selection-key ?|)
- (if (string-match ":BMCOL:" tags)
- (org-set-property "BEAMER_col" (read-string "Column width: "))
- (org-delete-property "BEAMER_col")))
- ((string-match (concat ":B_\\("
- (mapconcat 'car envs "\\|")
- "\\):")
- tags)
- (org-entry-put nil "BEAMER_env" (match-string 1 tags)))
- (t (org-entry-delete nil "BEAMER_env"))))))
-
-
-(defun org-beamer-sectioning (level text)
- "Return the sectioning entry for the current headline.
-LEVEL is the reduced level of the headline.
-TEXT is the text of the headline, everything except the leading stars.
-The return value is a cons cell. The car is the headline text, usually
-just TEXT, but possibly modified if options have been extracted from the
-text. The cdr is the sectioning entry, similar to what is given
-in org-export-latex-classes."
- (let* ((frame-level (or org-beamer-frame-level-now org-beamer-frame-level))
- (default
- (if org-beamer-use-parts
- '((1 . ("\\part{%s}" . "\\part*{%s}"))
- (2 . ("\\section{%s}" . "\\section*{%s}"))
- (3 . ("\\subsection{%s}" . "\\subsection*{%s}")))
- '((1 . ("\\section{%s}" . "\\section*{%s}"))
- (2 . ("\\subsection{%s}" . "\\subsection*{%s}")))))
- (envs (append org-beamer-environments-extra
- org-beamer-environments-default))
- (props (org-get-text-property-any 0 'org-props text))
- (in "") (out "") org-beamer-option org-beamer-action org-beamer-defaction org-beamer-environment org-beamer-extra
- columns-option column-option
- env have-text ass tmp)
- (if (= frame-level 0) (setq frame-level nil))
- (when (and org-beamer-inside-frame-at-level
- (<= level org-beamer-inside-frame-at-level))
- (setq org-beamer-inside-frame-at-level nil))
- (when (setq tmp (org-beamer-assoc-not-empty "BEAMER_col" props))
- (if (and (string-match "\\`[0-9.]+\\'" tmp)
- (or (= (string-to-number tmp) 1.0)
- (= (string-to-number tmp) 0.0)))
- ;; column width 1 means close columns, go back to full width
- (org-beamer-close-columns-maybe)
- (when (setq ass (assoc "BEAMER_envargs" props))
- (let (case-fold-search)
- (while (string-match "C\\(\\[[^][]*\\]\\|<[^<>]*>\\)" (cdr ass))
- (setq columns-option (match-string 1 (cdr ass)))
- (setcdr ass (replace-match "" t t (cdr ass))))
- (while (string-match "c\\(\\[[^][]*\\]\\|<[^<>]*>\\)" (cdr ass))
- (setq column-option (match-string 1 (cdr ass)))
- (setcdr ass (replace-match "" t t (cdr ass))))))
- (org-beamer-open-columns-maybe columns-option)
- (org-beamer-open-column tmp column-option)))
- (cond
- ((or (equal (cdr (assoc "BEAMER_env" props)) "frame")
- (and frame-level (= level frame-level)))
- ;; A frame
- (org-beamer-get-special props)
-
- (setq in (org-fill-template
- "\\begin{frame}%a%A%o%T%S%x"
- (list (cons "a" (or org-beamer-action ""))
- (cons "A" (or org-beamer-defaction ""))
- (cons "o" (or org-beamer-option org-beamer-frame-default-options ""))
- (cons "x" (if org-beamer-extra (concat "\n" org-beamer-extra) ""))
- (cons "h" "%s")
- (cons "T" (if (string-match "\\S-" text)
- "\n\\frametitle{%s}" ""))
- (cons "S" (if (string-match "\\\\\\\\" text)
- "\n\\framesubtitle{%s}" ""))))
- out (copy-sequence "\\end{frame}"))
- (org-add-props out
- '(org-insert-hook org-beamer-close-columns-maybe))
- (setq org-beamer-inside-frame-at-level level)
- (cons text (list in out in out)))
- ((and (setq env (cdr (assoc "BEAMER_env" props)))
- (setq ass (assoc env envs)))
- ;; A beamer environment selected by the BEAMER_env property
- (if (string-match "[ \t]+:[ \t]*$" text)
- (setq text (replace-match "" t t text)))
- (if (member env '("note" "noteNH"))
- ;; There should be no labels in a note, so we remove the targets
- ;; FIXME???
- (remove-text-properties 0 (length text) '(target nil) text))
- (org-beamer-get-special props)
- (setq text (org-trim text))
- (setq have-text (string-match "\\S-" text))
- (setq in (org-fill-template
- (nth 2 ass)
- (list (cons "a" (or org-beamer-action ""))
- (cons "A" (or org-beamer-defaction ""))
- (cons "o" (or org-beamer-option ""))
- (cons "x" (if org-beamer-extra (concat "\n" org-beamer-extra) ""))
- (cons "h" "%s")
- (cons "H" (if have-text (concat "{" text "}") ""))
- (cons "U" (if have-text (concat "[" text "]") ""))))
- out (nth 3 ass))
- (cond
- ((equal out "\\end{columns}")
- (setq org-beamer-columns-open t)
- (setq out (org-add-props (copy-sequence out)
- '(org-insert-hook
- (lambda ()
- (org-beamer-close-column-maybe)
- (setq org-beamer-columns-open nil))))))
- ((equal out "\\end{column}")
- (org-beamer-open-columns-maybe)))
- (cons text (list in out in out)))
- ((and (not org-beamer-inside-frame-at-level)
- (or (not frame-level)
- (< level frame-level))
- (assoc level default))
- ;; Normal sectioning
- (cons text (cdr (assoc level default))))
- (t nil))))
-
-(defvar org-beamer-extra)
-(defvar org-beamer-option)
-(defvar org-beamer-action)
-(defvar org-beamer-defaction)
-(defvar org-beamer-environment)
-(defun org-beamer-get-special (props)
- "Extract an option, action, and default action string from text.
-The variables org-beamer-option, org-beamer-action, org-beamer-defaction,
-org-beamer-extra are all scoped into this function dynamically."
- (let (tmp)
- (setq org-beamer-environment (org-beamer-assoc-not-empty "BEAMER_env" props))
- (setq org-beamer-extra (org-beamer-assoc-not-empty "BEAMER_extra" props))
- (when org-beamer-extra
- (setq org-beamer-extra (replace-regexp-in-string "\\\\n" "\n" org-beamer-extra)))
- (setq tmp (org-beamer-assoc-not-empty "BEAMER_envargs" props))
- (when tmp
- (setq tmp (copy-sequence tmp))
- (if (string-match "\\[<[^][<>]*>\\]" tmp)
- (setq org-beamer-defaction (match-string 0 tmp)
- tmp (replace-match "" t t tmp)))
- (if (string-match "\\[[^][]*\\]" tmp)
- (setq org-beamer-option (match-string 0 tmp)
- tmp (replace-match "" t t tmp)))
- (if (string-match "<[^<>]*>" tmp)
- (setq org-beamer-action (match-string 0 tmp)
- tmp (replace-match "" t t tmp))))))
-
-(defun org-beamer-assoc-not-empty (elt list)
- (let ((tmp (cdr (assoc elt list))))
- (and tmp (string-match "\\S-" tmp) tmp)))
-
-
-(defvar org-beamer-mode-map (make-sparse-keymap)
- "The keymap for `org-beamer-mode'.")
-(define-key org-beamer-mode-map "\C-c\C-b" 'org-beamer-select-environment)
-
-(define-minor-mode org-beamer-mode
- "Special support for editing Org-mode files made to export to beamer."
- nil " Bm" nil)
-(when (fboundp 'font-lock-add-keywords)
- (font-lock-add-keywords
- 'org-mode
- '((":\\(B_[a-z]+\\|BMCOL\\):" 1 'org-beamer-tag prepend))
- 'prepent))
-
-(defun org-beamer-place-default-actions-for-lists ()
- "Find default overlay specifications in items, and move them.
-The need to be after the begin statement of the environment."
- (when org-beamer-export-is-beamer-p
- (let (dovl)
- (goto-char (point-min))
- (while (re-search-forward
- "^[ \t]*\\\\begin{\\(itemize\\|enumerate\\|description\\)}[ \t\n]*\\\\item\\>\\( ?\\(<[^<>\n]*>\\|\\[[^][\n*]\\]\\)\\)?[ \t]*\\S-" nil t)
- (if (setq dovl (cdr (assoc "BEAMER_dovl"
- (get-text-property (match-end 0)
- 'org-props))))
- (save-excursion
- (goto-char (1+ (match-end 1)))
- (insert dovl)))))))
-
-(defun org-beamer-amend-header ()
- "Add `org-beamer-header-extra' to the LaTeX header.
-If the file contains the string BEAMER-HEADER-EXTRA-HERE on a line
-by itself, it will be replaced with `org-beamer-header-extra'. If not,
-the value will be inserted right after the documentclass statement."
- (when (and org-beamer-export-is-beamer-p
- org-beamer-header-extra)
- (goto-char (point-min))
- (cond
- ((re-search-forward
- "^[ \t]*\\[?BEAMER-HEADER-EXTRA\\(-HERE\\)?\\]?[ \t]*$" nil t)
- (replace-match org-beamer-header-extra t t)
- (or (bolp) (insert "\n")))
- ((re-search-forward "^[ \t]*\\\\begin{document}" nil t)
- (beginning-of-line 1)
- (insert org-beamer-header-extra)
- (or (bolp) (insert "\n"))))))
-
-(defcustom org-beamer-fragile-re "\\\\\\(verb\\|lstinline\\)\\|^[ \t]*\\\\begin{\\(verbatim\\|lstlisting\\|minted\\)}"
- "If this regexp matches in a frame, the frame is marked as fragile."
- :group 'org-beamer
- :version "24.1"
- :type 'regexp)
-
-(defface org-beamer-tag '((t (:box (:line-width 1 :color grey40))))
- "The special face for beamer tags."
- :group 'org-beamer)
-
-
-;; Functions to initialize and post-process
-;; These functions will be hooked into various places in the export process
-
-(defun org-beamer-initialize-open-trackers ()
- "Reset variables that track if certain environments are open during export."
- (setq org-beamer-columns-open nil)
- (setq org-beamer-column-open nil)
- (setq org-beamer-inside-frame-at-level nil)
- (setq org-beamer-export-is-beamer-p nil))
-
-(defun org-beamer-after-initial-vars ()
- "Find special settings for beamer and store them.
-The effect is that these values will be accessible during export."
- ;; First verify that we are exporting using the beamer class
- (setq org-beamer-export-is-beamer-p
- (string-match "\\\\documentclass\\(\\[[^][]*?\\]\\)?{beamer}"
- org-export-latex-header))
- (when org-beamer-export-is-beamer-p
- ;; Find the frame level
- (setq org-beamer-frame-level-now
- (or (and (org-region-active-p)
- (save-excursion
- (goto-char (region-beginning))
- (and (looking-at org-complex-heading-regexp)
- (org-entry-get nil "BEAMER_FRAME_LEVEL" 'selective))))
- (save-excursion
- (save-restriction
- (widen)
- (goto-char (point-min))
- (and (re-search-forward
- "^#\\+BEAMER_FRAME_LEVEL:[ \t]*\\(.*?\\)[ \t]*$" nil t)
- (match-string 1))))
- (plist-get org-export-latex-options-plist :beamer-frame-level)
- org-beamer-frame-level))
- ;; Normalize the value so that the functions can trust the value
- (cond
- ((not org-beamer-frame-level-now)
- (setq org-beamer-frame-level-now nil))
- ((stringp org-beamer-frame-level-now)
- (setq org-beamer-frame-level-now
- (string-to-number org-beamer-frame-level-now))))
- ;; Find the header additions, most likely theme commands
- (setq org-beamer-header-extra
- (or (and (org-region-active-p)
- (save-excursion
- (goto-char (region-beginning))
- (and (looking-at org-complex-heading-regexp)
- (org-entry-get nil "BEAMER_HEADER_EXTRA"
- 'selective))))
- (save-excursion
- (save-restriction
- (widen)
- (let ((txt ""))
- (goto-char (point-min))
- (while (re-search-forward
- "^#\\+BEAMER_HEADER_EXTRA:[ \t]*\\(.*?\\)[ \t]*$"
- nil t)
- (setq txt (concat txt "\n" (match-string 1))))
- (if (> (length txt) 0) (substring txt 1)))))
- (plist-get org-export-latex-options-plist
- :beamer-header-extra)))
- (let ((inhibit-read-only t)
- (case-fold-search nil)
- props)
- (org-unmodified
- (remove-text-properties (point-min) (point-max) '(org-props nil))
- (org-map-entries
- '(progn
- (setq props (org-entry-properties nil 'standard))
- (if (and (not (assoc "BEAMER_env" props))
- (looking-at ".*?:B_\\(note\\(NH\\)?\\):"))
- (push (cons "BEAMER_env" (match-string 1)) props))
- (when (org-bound-and-true-p org-beamer-inherited-properties)
- (mapc (lambda (p)
- (unless (assoc p props)
- (let ((v (org-entry-get nil p 'inherit)))
- (and v (push (cons p v) props)))))
- org-beamer-inherited-properties))
- (put-text-property (point-at-bol) (point-at-eol) 'org-props props)))
- (setq org-export-latex-options-plist
- (plist-put org-export-latex-options-plist :tags nil))))))
-
-(defun org-beamer-auto-fragile-frames ()
- "Mark any frames containing verbatim environments as fragile.
-This function will run in the final LaTeX document."
- (when org-beamer-export-is-beamer-p
- (let (opts)
- (goto-char (point-min))
- ;; Find something that might be fragile
- (while (re-search-forward org-beamer-fragile-re nil t)
- (save-excursion
- ;; Are we inside a frame here?
- (when (and (re-search-backward "^[ \t]*\\\\\\(begin\\|end\\){frame}\\(<[^>]*>\\)?"
- nil t)
- (equal (match-string 1) "begin"))
- ;; yes, inside a frame, make sure "fragile" is one of the options
- (goto-char (match-end 0))
- (if (not (looking-at "\\[.*?\\]"))
- (insert "[fragile]")
- (setq opts (substring (match-string 0) 1 -1))
- (delete-region (match-beginning 0) (match-end 0))
- (setq opts (org-split-string opts ","))
- (add-to-list 'opts "fragile")
- (insert "[" (mapconcat 'identity opts ",") "]"))))))))
-
-(defcustom org-beamer-outline-frame-title "Outline"
- "Default title of a frame containing an outline."
- :group 'org-beamer
- :version "24.1"
- :type '(string :tag "Outline frame title")
- )
-
-(defcustom org-beamer-outline-frame-options nil
- "Outline frame options appended after \\begin{frame}.
-You might want to put e.g. [allowframebreaks=0.9] here. Remember to
-include square brackets."
- :group 'org-beamer
- :version "24.1"
- :type '(string :tag "Outline frame options")
- )
-
-(defun org-beamer-fix-toc ()
- "Fix the table of contents by removing the vspace line."
- (when org-beamer-export-is-beamer-p
- (save-excursion
- (goto-char (point-min))
- (when (re-search-forward "\\(\\\\setcounter{tocdepth.*\n\\\\tableofcontents.*\n\\)\\(\\\\vspace\\*.*\\)"
- nil t)
- (replace-match
- (concat "\\\\begin{frame}" org-beamer-outline-frame-options
- "\n\\\\frametitle{"
- org-beamer-outline-frame-title
- "}\n\\1\\\\end{frame}")
- t nil)))))
-
-(defun org-beamer-property-changed (property value)
- "Track the BEAMER_env property with tags."
- (cond
- ((equal property "BEAMER_env")
- (save-excursion
- (org-back-to-heading t)
- (let ((tags (org-get-tags)))
- (setq tags (delq nil (mapcar (lambda (x)
- (if (string-match "^B_" x) nil x))
- tags)))
- (org-set-tags-to tags))
- (when (and value (stringp value) (string-match "\\S-" value))
- (org-toggle-tag (concat "B_" value) 'on))))
- ((equal property "BEAMER_col")
- (org-toggle-tag "BMCOL" (if (and value (string-match "\\S-" value))
- 'on 'off)))))
-
-(defun org-beamer-select-beamer-code ()
- "Take code marked for BEAMER and turn it into marked for LaTeX."
- (when org-beamer-export-is-beamer-p
- (goto-char (point-min))
- (while (re-search-forward
- "^\\([ \]*#\\+\\(begin_\\|end_\\)?\\)\\(beamer\\)\\>" nil t)
- (replace-match "\\1latex"))))
-
-;; OK, hook all these functions into appropriate places
-(add-hook 'org-export-first-hook
- 'org-beamer-initialize-open-trackers)
-(add-hook 'org-property-changed-functions
- 'org-beamer-property-changed)
-(add-hook 'org-export-latex-after-initial-vars-hook
- 'org-beamer-after-initial-vars)
-(add-hook 'org-export-latex-final-hook
- 'org-beamer-place-default-actions-for-lists)
-(add-hook 'org-export-latex-final-hook
- 'org-beamer-auto-fragile-frames)
-(add-hook 'org-export-latex-final-hook
- 'org-beamer-fix-toc)
-(add-hook 'org-export-latex-final-hook
- 'org-beamer-amend-header)
-(add-hook 'org-export-preprocess-before-selecting-backend-code-hook
- 'org-beamer-select-beamer-code)
-
-(defun org-insert-beamer-options-template (&optional kind)
- "Insert a settings template, to make sure users do this right."
- (interactive (progn
- (message "Current [s]ubtree or [g]lobal?")
- (if (equal (read-char-exclusive) ?g)
- (list 'global)
- (list 'subtree))))
- (if (eq kind 'subtree)
- (progn
- (org-back-to-heading t)
- (org-reveal)
- (org-entry-put nil "LaTeX_CLASS" "beamer")
- (org-entry-put nil "LaTeX_CLASS_OPTIONS" "[presentation]")
- (org-entry-put nil "EXPORT_FILE_NAME" "presentation.pdf")
- (org-entry-put nil "BEAMER_FRAME_LEVEL" (number-to-string
- org-beamer-frame-level))
- (when org-beamer-themes
- (org-entry-put nil "BEAMER_HEADER_EXTRA" org-beamer-themes))
- (when org-beamer-column-view-format
- (org-entry-put nil "COLUMNS" org-beamer-column-view-format))
- (org-entry-put nil "BEAMER_col_ALL" "0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC"))
- (insert "#+LaTeX_CLASS: beamer\n")
- (insert "#+LaTeX_CLASS_OPTIONS: [presentation]\n")
- (insert (format "#+BEAMER_FRAME_LEVEL: %d\n" org-beamer-frame-level) "\n")
- (when org-beamer-themes
- (insert "#+BEAMER_HEADER_EXTRA: " org-beamer-themes "\n"))
- (when org-beamer-column-view-format
- (insert "#+COLUMNS: " org-beamer-column-view-format "\n"))
- (insert "#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC\n")))
-
-
-(defun org-beamer-allowed-property-values (property)
- "Supply allowed values for BEAMER properties."
- (cond
- ((and (equal property "BEAMER_env")
- (not (org-entry-get nil (concat property "_ALL") 'inherit)))
- ;; If no allowed values for BEAMER_env have been defined,
- ;; supply all defined environments
- (mapcar 'car (append org-beamer-environments-extra
- org-beamer-environments-default)))
- ((and (equal property "BEAMER_col")
- (not (org-entry-get nil (concat property "_ALL") 'inherit)))
- ;; If no allowed values for BEAMER_col have been defined,
- ;; supply some
- '("0.1" "0.2" "0.3" "0.4" "0.5" "0.6" "0.7" "0.8" "0.9" "" ":ETC"))
- (t nil)))
-
-(add-hook 'org-property-allowed-value-functions
- 'org-beamer-allowed-property-values)
-
-(provide 'org-beamer)
-
-;;; org-beamer.el ends here