8bb54a95f6
Gives the user the option to hide the top-level heading when presenting, and defaults it to nil, since that is org-tree-slide-mode's default behavior. Also reduces the default text-scale for org-tree-slide-mode from 6 -> 5. Fixes #2182 Closes #4907
69 lines
2.5 KiB
EmacsLisp
69 lines
2.5 KiB
EmacsLisp
;;; lang/org/contrib/present.el -*- lexical-binding: t; -*-
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;;;###if (featurep! +present)
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(defvar +org-present-text-scale 5
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"The `text-scale-amount' for `org-tree-slide-mode'.")
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(defvar +org-present-hide-first-heading nil
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"If non-nil, hide the top-level heading for the current slide.
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Some presenters think the first level heading takes up too much space, or use
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them as slide names, rather than titles. Instead, you can use second level
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headings as titles, and you have more freedom to place them wherever you like.")
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(after! ox
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(add-to-list 'org-export-backends 'beamer))
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;;
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;;; Packages
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(use-package! org-re-reveal
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:after ox
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:config
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(setq org-re-reveal-root (expand-file-name "../../" (locate-library "dist/reveal.js" t))
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org-re-reveal-revealjs-version "4"))
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(use-package! org-tree-slide
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:commands org-tree-slide-mode
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:config
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(org-tree-slide-simple-profile)
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(setq org-tree-slide-skip-outline-level 2
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org-tree-slide-activate-message " "
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org-tree-slide-deactivate-message " "
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org-tree-slide-modeline-display nil
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org-tree-slide-heading-emphasis t)
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(add-hook 'org-tree-slide-mode-after-narrow-hook #'org-display-inline-images)
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(add-hook! 'org-tree-slide-mode-hook
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#'+org-present-hide-blocks-h
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#'+org-present-prettify-slide-h)
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(when (featurep! :editor evil)
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(map! :map org-tree-slide-mode-map
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:n [C-right] #'org-tree-slide-move-next-tree
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:n [C-left] #'org-tree-slide-move-previous-tree)
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(add-hook 'org-tree-slide-mode-hook #'evil-normalize-keymaps))
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(defadvice! +org-present--hide-first-heading-maybe-a (orig-fn &rest args)
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"Omit the first heading if `+org-present-hide-first-heading' is non-nil."
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:around #'org-tree-slide--display-tree-with-narrow
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(letf! (defun org-narrow-to-subtree ()
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(save-excursion
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(save-match-data
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(org-with-limited-levels
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(narrow-to-region
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(progn
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(when (org-before-first-heading-p)
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(org-next-visible-heading 1))
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(ignore-errors (org-up-heading-all 99))
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(when +org-present-hide-first-heading
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(forward-line 1))
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(point))
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(progn (org-end-of-subtree t t)
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(when (and (org-at-heading-p) (not (eobp)))
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(backward-char 1))
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(point)))))))
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(apply orig-fn args))))
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