c537cc6fce
- Drop `cycle` and all associated methods - Fix call-sites depedencies Change-Id: I35304424c0c3925f5bf7771dec33e75d326d0961 Reviewed-on: https://cl.tvl.fyi/c/depot/+/7315 Tested-by: BuildkiteCI Reviewed-by: wpcarro <wpcarro@gmail.com>
99 lines
3.6 KiB
EmacsLisp
99 lines
3.6 KiB
EmacsLisp
;;; fonts.el --- Font preferences -*- lexical-binding: t -*-
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;; Author: William Carroll <wpcarro@gmail.com>
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;; Version: 0.0.1
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;; Package-Requires: ((emacs "24.3"))
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;;; Commentary:
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;; Control my font preferences with ELisp.
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;;; Code:
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Dependencies
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(require 'maybe)
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(require 'cl-lib)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Constants
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defgroup fonts nil
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"Customize group for fonts configuration.")
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(defcustom fonts-size "10"
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"My preferred default font-size."
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:group 'fonts)
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(defcustom fonts-size-step 10
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"The amount (%) by which to increase or decrease a font."
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:group 'fonts)
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Functions
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defun fonts-set (font &optional size)
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"Change the font to `FONT' with option integer, SIZE, in pixels."
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(if (maybe-some? size)
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(set-frame-font (string-format "%s %s" font size) nil t)
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(set-frame-font font nil t)))
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(defun fonts-current ()
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"Return the currently enabled font."
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(symbol-name (font-get (face-attribute 'default :font) :family)))
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(defun fonts-increase-size ()
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"Increase font size."
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(interactive)
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(->> (face-attribute 'default :height)
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(+ fonts-size-step)
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(set-face-attribute 'default (selected-frame) :height)))
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(defun fonts-decrease-size ()
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"Decrease font size."
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(interactive)
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(->> (face-attribute 'default :height)
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(+ (- fonts-size-step))
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(set-face-attribute 'default (selected-frame) :height)))
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(defun fonts-reset-size ()
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"Restore font size to its default value."
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(interactive)
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(fonts-set (fonts-current) fonts-size))
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(defun fonts-enable-ligatures ()
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"Call this function to enable ligatures."
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(interactive)
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(let ((alist '((33 . ".\\(?:\\(?:==\\|!!\\)\\|[!=]\\)")
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(35 . ".\\(?:###\\|##\\|_(\\|[#(?[_{]\\)") ;;
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(36 . ".\\(?:>\\)")
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(37 . ".\\(?:\\(?:%%\\)\\|%\\)")
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(38 . ".\\(?:\\(?:&&\\)\\|&\\)")
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(42 . ".\\(?:\\(?:\\*\\*/\\)\\|\\(?:\\*[*/]\\)\\|[*/>]\\)") ;;
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(43 . ".\\(?:\\(?:\\+\\+\\)\\|[+>]\\)")
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(45 . ".\\(?:\\(?:-[>-]\\|<<\\|>>\\)\\|[<>}~-]\\)")
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(46 . ".\\(?:\\(?:\\.[.<]\\)\\|[.=-]\\)") ;;
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(47 . ".\\(?:\\(?:\\*\\*\\|//\\|==\\)\\|[*/=>]\\)")
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(48 . ".\\(?:x[a-zA-Z]\\)")
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(58 . ".\\(?:::\\|[:=]\\)")
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(59 . ".\\(?:;;\\|;\\)")
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(60 . ".\\(?:\\(?:!--\\)\\|\\(?:~~\\|->\\|\\$>\\|\\*>\\|\\+>\\|--\\|<[<=-]\\|=[<=>]\\||>\\)\\|[*$+~/<=>|-]\\)")
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(61 . ".\\(?:\\(?:/=\\|:=\\|<<\\|=[=>]\\|>>\\)\\|[<=>~]\\)")
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(62 . ".\\(?:\\(?:=>\\|>[=>-]\\)\\|[=>-]\\)")
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(63 . ".\\(?:\\(\\?\\?\\)\\|[:=?]\\)")
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(91 . ".\\(?:]\\)")
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(92 . ".\\(?:\\(?:\\\\\\\\\\)\\|\\\\\\)")
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(94 . ".\\(?:=\\)")
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(119 . ".\\(?:ww\\)")
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(123 . ".\\(?:-\\)")
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(124 . ".\\(?:\\(?:|[=|]\\)\\|[=>|]\\)")
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(126 . ".\\(?:~>\\|~~\\|[>=@~-]\\)"))))
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(dolist (char-regexp alist)
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(set-char-table-range composition-function-table (car char-regexp)
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`([,(cdr char-regexp) 0 font-shape-gstring])))))
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(provide 'fonts)
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;;; fonts.el ends here
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