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;;; acdw-reading.el --- minor mode for reading -*- lexical-binding: t -*-
;; Copyright 2021 Case Duckworth <(rot13-string "npqj@npqj.arg")>
;; This file is NOT part of GNU Emacs.
;;; License:
;; Everyone is permitted to do whatever with this software, without
;; limitation. This software comes without any warranty whatsoever,
;; but with two pieces of advice:
;; - Don't hurt yourself.
;; - Make good choices.
;;; Commentary:
;; here is my attempt at a reading mode.
;;; Code:
(defvar-local //indicate-empty-lines nil)
(defvar-local //indicate-buffer-boundaries nil)
;;;###autoload
(define-minor-mode reading-mode
"A mode for reading."
:init-value nil
:lighter " Read"
:keymap (make-sparse-keymap)
(if reading-mode
(progn ;; turn on
;; settings
(setq-local //indicate-empty-lines indicate-empty-lines
indicate-empty-lines nil
//indicate-buffer-boundaries indicate-buffer-boundaries
indicate-buffer-boundaries nil)
;; disable modes
(dolist (mode '(display-fill-column-indicator-mode
blink-cursor-mode))
(when (fboundp mode)
(set (make-local-variable
(intern (format "//%s" mode)))
(and (boundp mode)
(symbol-value mode)))
(funcall mode -1)))
;; enable modes
(dolist (mode '(olivetti-mode))
(when (fboundp mode)
(set (make-local-variable
(intern (format "//%s" mode)))
(and (boundp mode)
(symbol-value mode)))
(funcall mode +1))))
;; turn off
;; restore settings
(setq-local indicate-empty-lines //indicate-empty-lines
indicate-buffer-boundaries //indicate-buffer-boundaries)
;; restore modes
(dolist (mode '(display-fill-column-indicator-mode
olivetti-mode
blink-cursor-mode))
(when (fboundp mode)
(funcall mode (if (symbol-value (intern (format "//%s" mode)))
+1
-1))))))
(provide 'acdw-reading)
;;; acdw-reading.el ends here
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