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cnfonts.el
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cnfonts.el
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;;; cnfonts.el --- A simple Chinese fonts config tool -*- lexical-binding: t; -*-
;; * Header
;; Copyright (c) 2011-2015, Feng Shu
;; Author: Feng Shu <[email protected]>
;; URL: https://github.com/tumashu/cnfonts
;; Package-Requires: ((emacs "24"))
;; Version: 1.1.3
;; Keywords: convenience, Chinese, font
;; This file is not part of GNU Emacs.
;; This program 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.
;; This program 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; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;; * cnfonts README :README:
;; cnfonts 原来叫: chinese-fonts-setup, 是一个 Emacs 中英文字体配置工
;; 具。可以比较方便地实现中文字体和英文字体等宽（也就是大家常说的中英
;; 文对齐）。
;; 注：这个 package 特别适用于需要处理中英文混合表格的中文 org-mode 用
;; 户。
;;; Code:
;; * 代码 :code:
(require 'cl-lib)
(require 'mwheel)
(require 'touch-screen nil t)
(defgroup cnfonts nil
"Chinese fonts setup."
:prefix "cnfonts-"
:group 'applications)
(defcustom cnfonts-profiles '("profile1" "profile2" "profile3")
"Lists cnfonts profiles."
:type '(repeat string))
(defcustom cnfonts-default-fontsize 12.5
"Default cnfonts fontsize."
:type 'number)
(defcustom cnfonts-directory (locate-user-emacs-file "cnfonts/")
"Directory, cnfonts config file and profiles will be stored in."
:type 'directory)
(defcustom cnfonts-config-filename "cnfonts.conf"
"Filename of cnfonts config file.
It record the current profile and profile fontsize."
:type 'string)
(defcustom cnfonts-use-system-type nil
"构建 profile 文件所在的目录时，是否考虑当前的 `system-type'.
假设当前系统为 Linux, 当这个选项设置为 t 后，profile1 文件的路径，
将从 'DIR/profile1.el' 转为 'DIR/SYSTEM-TYPE/profile.el'"
:type 'boolean)
(defcustom cnfonts-keep-frame-size t
"在调整字体的时候，是否保持当前 frame 大小不变."
:type 'boolean)
(defcustom cnfonts-disable-bold nil
"是否禁用英文粗体."
:type 'boolean)
(defcustom cnfonts-disable-italic nil
"是否禁用英文斜体."
:type 'boolean)
(defcustom cnfonts-disable-bold-italic nil
"是否禁用英文粗斜体."
:type 'boolean)
(defcustom cnfonts-use-face-font-rescale nil
"是否通过设定 `face-font-rescale-alist' 来达到中英文对齐.
在 window 平台下，将这个变量设置为 t 会导致 cnfonts 字体对齐功能
失效，在大多数 linux 平台下这个功能都可以正常使用。"
:type 'boolean)
(defcustom cnfonts-set-font-finish-hook nil
"A hook, by which user can set additional fonts."
:type 'hook)
(defvar cnfonts-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "C-<mouse-5>") #'cnfonts-mouse-wheel)
(define-key map (kbd "C-<mouse-4>") #'cnfonts-mouse-wheel)
(define-key map (kbd "C-<wheel-down>") #'cnfonts-mouse-wheel)
(define-key map (kbd "C-<wheel-up>") #'cnfonts-mouse-wheel)
(define-key map (kbd "<touchscreen-pinch>") #'cnfonts-touch-screen-pinch)
map)
"Keymap used by `cnfonts-mode'.")
(defvar cnfonts--config-info nil
"The cofonts config info read from config file.")
(defconst cnfonts--fontsizes-fallback
'((6 7 7 6 6 )
(7 8 8 7 7 )
(8 9 9 8 8 )
(9 10.5 10.5 9 9 )
(10 12.0 12.0 10 10 )
(11 13.0 13.0 11 11 )
(11.5 13.5 13.5 11.5 11.5)
(12 14.0 14.0 12 12 )
(12.5 15.0 15.0 12.5 12.5)
(13 15.5 15.5 13 13 )
(13.5 16.0 16.0 13.5 13.5)
(14 16.5 16.5 14 14 )
(14.5 17.0 17.0 14.5 14.5)
(15 18.0 18.0 15 15 )
(16 19.5 19.5 16 16 )
(18 21.0 21.0 18 18 )
(20 24.0 24.0 20 20 )
(22 25.5 25.5 22 22 )
(24 28.5 28.5 24 24 )
(26 31.5 31.5 26 26 )
(28 33.0 33.0 28 28 )
(30 36.0 36.0 30 30 )
(32 39.0 39.0 32 32 ))
"一个列表，每一个元素都有类似结构：
(英文字号 中文字号 EXT-B字体字号 Symbol字体字号).")
(defcustom cnfonts-personal-fontnames nil
"用户自己维护的字体列表，结构同 `cnfonts--fontnames-fallback'."
:group 'cnfonts
:type '(choice
(const :tag "None" nil)
(list (repeat :tag "English fonts" string)
(repeat :tag "Chinese fonts" string)
(repeat :tag "Ext-B fonts" string)
(repeat :tag "Symbol fonts" string)
(repeat :tag "Fonts used for ornament chars " string))))
(defconst cnfonts--fontnames-fallback
'(;; 英文字体
("Monaco" "Consolas" "DejaVu Sans Mono" "Droid Sans Mono"
"PragmataPro Mono" "Courier" "Courier New" "Ubuntu Mono"
"Liberation Mono" "MonacoB" "MonacoB2" "MonacoBSemi"
"Droid Sans Mono Pro" "Inconsolata" "Source Code Pro"
"Lucida Console" "Envy Code R" "Andale Mono"
"Lucida Sans Typewriter" "monoOne" "Lucida Typewriter"
"Panic Sans" "Hack" "Bitstream Vera Sans Mono" "HyperFont"
"PT Mono" "Ti92Pluspc" "Excalibur Monospace" "Menlof"
"Cousine" "Fira Mono" "Lekton" "M+ 1mn" "BPmono" "Free Mono"
"Anonymous Pro" "ProFont" "ProFontWindows" "Latin Modern Mono"
"Code 2002" "ProggyCleanTT" "ProggyTinyTT" "Iosevka Term"
"Inconsolata-dz" "American Typewriter" "Menlo" "Ubuntu Mono"
"Anka/Coder Condensed" "Fantasque Sans Mono" "M+ 1m" "CamingoCode"
"Office Code Pro" "Roboto Mono" "Input Mono" "Courier Prime Code"
"NanumGothicCoding" "Monoid" "Edlo" "Iosevka" "Mononoki"
"Robot Mono" "Fantasque" "Fira Code" "Go Mono" "Noto Sans Mono CJK"
"InputMonoCompressed" "Hasklig" "Terminus" "FantasqueSansMono"
"AnonymousPro" "Arimo" "D2Coding" "Inconsolata-g" "Noto Mono"
"ProFont for Powerline" "Meslo" "Meslo Dotted" "Symbol Neu"
"Tinos" "Space Mono" "SFMono Nerd Font")
;; 中文字体
("微软雅黑" "Noto Sans Mono CJK SC" "Noto Sans Mono CJK TC"
"Noto Sans CJK SC" "Noto Sans CJK TC" "Microsoft Yahei"
"Microsoft YaHei Mono" "Microsoft_Yahei" "Ubuntu Mono"
"文泉驿等宽微米黑" "文泉驿等宽正黑" "黑体" "Source Han Serif CN"
"Source Han Sans CN" "思源黑体 CN" "思源宋体 CN" "Hiragino Sans GB"
"文泉驿正黑" "文泉驿点阵正黑" "SimHei" "SimSun" "NSimSun"
"FangSong" "KaiTi" "FangSong_GB2312" "KaiTi_GB2312" "LiSu"
"YouYuan" "新宋体" "宋体" "楷体_GB2312" "仿宋_GB2312" "幼圆"
"隶书" "STXihei" "STKaiti" "STSong" "STFangsong" "STXingkai"
"华文仿宋" "华文行楷" "华文细黑" "华文楷体" )
;; EXT-B 字体
("HanaMinB" "SimSun-ExtB" "MingLiU-ExtB" "PMingLiU-ExtB"
"MingLiU_HKSCS-ExtB" "Hanazono Mincho" "Hanazono Mincho A"
"Hanazono Mincho B" "Hanazono Mincho C" "Hanazono Mincho Ex"
"Hanazono Mincho Ex A1" "Hanazono Mincho Ex A2"
"Hanazono Mincho Ex B" "Hanazono Mincho Ex C" "Hanazono Mincho I")
;; Symbol 字符字体
("Segoe UI Symbol" "Symbola" "Standard Symbols L")
;; Emacs 社区配置中，用于装饰的字符使用的字体
("NanumGothic" "Arial Unicode MS" "MS Gothic"
"Lucida Sans Unicode")))
(defcustom cnfonts-ornaments
(list
;; spacemacs window numbers
'(#x2776 . #x2793)
;; spacemacs mode-line circled letters
'(#x24b6 . #x24fe)
;; spacemacs mode-line additional characters
'(#x2295 . #x22a1)
;; spacemacs new version lighter
'(#x2190 . #x2200))
"字符区间组成的列表，emacs 社区配置来美化和点缀。"
:type 'sexp)
(defvar cnfonts--minibuffer-echo-string nil)
(defvar cnfonts--custom-set-fontnames nil
"*专用* 变量，只用与 cnfonts 的 profile 文件.
这些 profile 文件保存在 `cnfonts-directory' 对应的目录中。在其它
地方设置这个变量没有任何用处！")
(defvar cnfonts--custom-set-fontsizes nil
"*专用* 变量，只用与 cnfonts 的 profile 文件.
这些 profile 文件保存在 `cnfonts-directory' 对应的目录中。在其它
地方设置这个变量没有任何用处！")
;;;###autoload
(define-minor-mode cnfonts-mode
"cnfonts mode."
:global t
(cond
(cnfonts-mode
(add-hook 'after-make-frame-functions #'cnfonts-set-font)
(add-hook 'window-setup-hook #'cnfonts-set-font)
(message (concat "[cnfonts]: cnfonts-mode 激活, "
"使用 `cnfonts-edit-profile' 命令调整字体设置。")))
(t (remove-hook 'after-make-frame-functions #'cnfonts-set-font)
(remove-hook 'window-setup-hook #'cnfonts-set-font))))
;; 两个兼容命令，未来会删除，建议使用 cnfonts-mode.
(defun cnfonts-enable () (cnfonts-mode 1))
(defun cnfonts-disable () (cnfonts-mode -1))
;;;###autoload
(defun cnfonts-set-font (&optional frame)
"使用已经保存的字号设置字体.
如果 FRAME 是 non-nil, 设置对应的 FRAME 的字体。"
(interactive)
(cnfonts--read-profile)
(let* ((profile-name (cnfonts--get-current-profile t))
(profile-fontsize
(cnfonts--get-profile-fontsize profile-name))
(fontsizes-list
(cnfonts--get-fontsizes profile-fontsize)))
(when (display-graphic-p frame)
(if frame
(with-selected-frame frame
(cnfonts--set-font fontsizes-list))
(cnfonts--set-font fontsizes-list)))
(cnfonts--update-and-save-config
profile-name (car fontsizes-list))
(cnfonts--save-profile)
;; This is useful for exwm to adjust mode-line, please see:
;; https://github.com/ch11ng/exwm/issues/249#issuecomment-299692305
(redisplay t)))
(defun cnfonts--read-profile (&optional profile-name force-read)
"Get previously saved fontnames and fontsizes.
When PROFILE-NAME is provided, read it instead of current
profile. When FORCE-READ is non-nil, profile file will be
re-read."
(cnfonts--read-config)
(cnfonts--read-profile-1 profile-name force-read)
(cnfonts--update-and-save-config profile-name))
(defun cnfonts--read-config ()
"Read cnfonts's config file."
(unless cnfonts--config-info
(let ((save-file (cnfonts--return-config-file-path)))
(when (file-readable-p save-file)
(with-temp-buffer
(insert-file-contents save-file)
(setq cnfonts--config-info
(read (current-buffer))))))))
(defun cnfonts--return-config-file-path ()
"Return the path of config file."
(expand-file-name
(concat (file-name-as-directory cnfonts-directory)
cnfonts-config-filename)))
(defun cnfonts--read-profile-1 (profile-name force-read)
"Internal function of `cnfonts--read-profile'."
(when (or force-read
(not (and cnfonts--custom-set-fontnames
cnfonts--custom-set-fontsizes)))
(load (if profile-name
(cnfonts--get-profile profile-name)
(cnfonts--get-current-profile))
t t)
(setq cnfonts--custom-set-fontnames
(cnfonts--merge-fontnames
cnfonts--custom-set-fontnames
cnfonts-personal-fontnames
cnfonts--fontnames-fallback))
(setq cnfonts--custom-set-fontsizes
(cnfonts--merge-fontsizes
cnfonts--custom-set-fontsizes
cnfonts--fontsizes-fallback))))
(defun cnfonts--get-profile (profile-name)
"Get profile file which name is PROFILE-NAME."
(let* ((cnfonts-profile-version "v4") ;; 升级 profile 格式时改变版本号
(directory-name
(file-name-as-directory
(concat (file-name-as-directory cnfonts-directory)
cnfonts-profile-version
"/"
(if cnfonts-use-system-type
(replace-regexp-in-string
"/" "-"
(symbol-name system-type))
"")))))
(make-directory directory-name t)
(expand-file-name
(concat directory-name
(replace-regexp-in-string
"/" "-"
profile-name)
".el"))))
(defun cnfonts--get-current-profile (&optional return-profile-name)
"Get current profile file.
When RETURN-PROFILE-NAME is non-nil, return current profile
file's name."
(let* ((profile-name (car (car cnfonts--config-info)))
(profile-name
(if (member profile-name cnfonts-profiles)
profile-name
(car cnfonts-profiles))))
(if return-profile-name
profile-name
(cnfonts--get-profile profile-name))))
(defun cnfonts--merge-fontnames (list1 list2 list3)
"Merge fontname lists LIST1, LIST2 and LIST3 into one."
(let ((n (max (length list1)
(length list2)
(length list3)))
output)
(dotimes (i n)
(let ((x1 (ignore-errors (nth i list1)))
(x2 (ignore-errors (nth i list2)))
(x3 (ignore-errors (nth i list3))))
(push (delete-dups
(remove nil `(,@x1 ,@x2 ,@x3)))
output)))
(reverse output)))
(defun cnfonts--merge-fontsizes (list1 list2)
"Merge fontsizes lists LIST1, LIST2 and LIST3 into one."
(let ((keys (if (> (length list1) (length list2))
(mapcar #'car list1)
(mapcar #'car list2)))
result)
(dolist (key keys)
(let* ((x1 (assoc key list1 #'=))
(x2 (assoc key list2 #'=))
(n1 (length x1))
(n2 (length x2)))
(if (>= n1 n2)
(push x1 result)
(push `(,@x1 ,@(nthcdr n1 x2)) result))))
(reverse result)))
(defun cnfonts--update-and-save-config (profile-name &optional fontsize)
"Update PROFILE-NAME and FONTSIZE into config file."
(when profile-name
(let* ((size (cdr (assoc profile-name cnfonts--config-info)))
(fontsize (or fontsize size)))
(setq cnfonts--config-info
(cons (cons profile-name fontsize)
(cl-remove-if
(lambda (x)
(or (equal (car x) profile-name)
(equal (car x) 't)))
cnfonts--config-info)))))
(cnfonts--save-config))
(defun cnfonts--save-config ()
"Save cnfonts config ."
(with-temp-file (cnfonts--return-config-file-path)
(prin1 (cl-remove-duplicates
(remove nil cnfonts--config-info)
:test (lambda (x y)
(equal (car x) (car y)))
:from-end t)
(current-buffer))))
(defun cnfonts--get-profile-fontsize (profile-name)
"Get the font size info from profile which name is PROFILE-NAME."
(let ((fontsize
(cdr (assoc profile-name
cnfonts--config-info))))
(min (max (or fontsize cnfonts-default-fontsize) 6) 32)))
(defun cnfonts--get-fontsizes (&optional fontsize)
"获取 FONTSIZE 对应的 fontsize-list."
(unless (file-exists-p (cnfonts--get-current-profile))
(message (concat
"[cnfonts]: 如果中英文不能对齐，"
"请运行 `cnfonts-edit-profile' 编辑当前 profile。")))
(when (numberp fontsize)
(assoc fontsize cnfonts--custom-set-fontsizes #'=)))
(defun cnfonts--set-font (fontsizes-list)
"根据 FONTSIZES-LIST 调整当前 frame 使用的字体.
当全局变量 `cnfonts-keep-frame-size'设置为 t 时，调整字体时保持当
前 frame 大小不变。"
(if (not cnfonts-use-face-font-rescale)
(cnfonts--set-face-font-rescale nil)
(cnfonts--set-face-font-rescale fontsizes-list)
;; 通过设定 `face-font-rescale-alist' 来实现中英文对齐时，
;; 只设定英文字体字号，中文等字体字号不设定。
(setq fontsizes-list
(list (car fontsizes-list))))
(when (display-multi-font-p)
(let ((frame-inhibit-implied-resize
cnfonts-keep-frame-size))
(cnfonts--set-font-1 fontsizes-list)
(run-hook-with-args 'cnfonts-set-font-finish-hook
fontsizes-list))))
(defun cnfonts--set-face-font-rescale (fontsizes-list)
"根据 FONTSIZES-LIST 设定 `face-font-rescale-alist' 系数."
(setq face-font-rescale-alist
(when fontsizes-list
(cl-loop
for font in (cnfonts--get-valid-fonts)
for size in fontsizes-list
collect (cons font (/ (float size)
(car fontsizes-list)))))))
(defun cnfonts--get-valid-fonts ()
"获取当前可用字体并返回一个列表。"
(mapcar #'cnfonts--find-valid-font
cnfonts--custom-set-fontnames))
(defun cnfonts--find-valid-font (fonts)
"从 FONTS 中寻找一个可用的字体。"
(let (font)
(while fonts
(setq font (pop fonts))
(when (setq font (cnfonts--font-exists-p font))
(setq fonts nil)))
font))
(defun cnfonts--font-exists-p (font &optional fast)
"测试 FONT 是否存在，如果存在，则返回可用字体名称."
(or (when-let* ((xlfd (car (x-list-fonts font nil nil 1)))
(lst (split-string xlfd "-"))
(name (string-join
(cl-subseq lst 2 (- (length lst) 12))
"-"))
;; 名称只包含数字的字体不做处理。
(non-num-p (string-match-p "[^0-9]" font)))
name)
(unless fast
(cl-find-if
(lambda (x)
(or (equal font x)
(equal (encode-coding-string font 'utf-8) x)
(equal (encode-coding-string font 'gbk) x)))
(font-family-list)))))
(defun cnfonts--set-font-1 (fontsizes-list)
"核心函数，用于设置字体.
参数 FONTSIZES-LIST 是一个列表，其结构类似：
(英文字号 中文字号 EXT-B字号 Symbol字号 装饰用字体字号)
其中，英文字体字号必须设定，其余字体字号可以设定，也可以省略。"
(let* ((valid-fonts (cnfonts--get-valid-fonts))
(english-fontname (nth 0 valid-fonts))
(chinese-fontname (nth 1 valid-fonts))
(extb-fontname (nth 2 valid-fonts))
(symbol-fontname (nth 3 valid-fonts))
(ornament-fontname (nth 4 valid-fonts))
(english-fontsize
(cnfonts--float (nth 0 fontsizes-list)))
(chinese-fontsize
(cnfonts--float (nth 1 fontsizes-list)))
(extb-fontsize
(cnfonts--float (nth 2 fontsizes-list)))
(symbol-fontsize
(cnfonts--float (nth 3 fontsizes-list)))
(ornament-fontsize
(cnfonts--float (nth 4 fontsizes-list)))
(english-fontspec
(when english-fontname
(font-spec :name english-fontname
:size english-fontsize)))
(english-bold-fontspec
(when english-fontname
(font-spec :name english-fontname
:size english-fontsize
:weight 'bold)))
(english-italic-fontspec
(when english-fontname
(font-spec :name english-fontname
:size english-fontsize
:slant 'italic)))
(english-bold-italic-fontspec
(when english-fontname
(font-spec :name english-fontname
:size english-fontsize
:weight 'bold
:slant 'italic)))
(chinese-fontspec
(when chinese-fontname
(font-spec :name chinese-fontname
:size chinese-fontsize)))
(extb-fontspec
(when extb-fontname
(font-spec :name extb-fontname
:size extb-fontsize)))
(symbol-fontspec
(when symbol-fontname
(font-spec :name symbol-fontname
:size symbol-fontsize)))
(ornament-fontspec
(when ornament-fontname
(font-spec :name ornament-fontname
:size ornament-fontsize))))
(when (cnfonts--fontspec-valid-p english-fontspec)
;; 设置英文字体。
(set-face-attribute
'default nil :font english-fontspec)
;; 设置英文粗体。
(if cnfonts-disable-bold
(set-face-font 'bold english-fontspec)
(if (cnfonts--fontspec-valid-p english-bold-fontspec)
(set-face-font 'bold english-bold-fontspec)
(message
"[cnfonts]: %S 对应的粗体没有找到，不作处理！"
english-fontname)))
;; 设置英文斜体。
(if cnfonts-disable-italic
(set-face-font 'italic english-fontspec)
(if (cnfonts--fontspec-valid-p english-italic-fontspec)
(set-face-font 'italic english-italic-fontspec)
(message
"[cnfonts]: %S 对应的斜体没有找到，不作处理！"
english-fontname)))
;; 设置英文粗斜体。
(if cnfonts-disable-bold-italic
(set-face-font
'bold-italic english-fontspec)
(if (cnfonts--fontspec-valid-p english-bold-italic-fontspec)
(set-face-font
'bold-italic english-bold-italic-fontspec)
(message
"[cnfonts]: %S 对应的粗斜体没有找到，不作处理！"
english-fontname))))
;; 设置中文字体，注意，不要使用 'unicode charset,
;; 否则上面的英文字体设置将会失效。
(when (cnfonts--fontspec-valid-p chinese-fontspec)
(dolist (charset '(kana han cjk-misc bopomofo hangul))
(set-fontset-font
"fontset-default"
charset chinese-fontspec)))
;; 当所选的 chinese-fontspec 不支持韩语(hangul)时, 用
;; extb-fontspec 来显示
(when (cnfonts--fontspec-valid-p extb-fontspec)
(set-fontset-font
"fontset-default"
'hangul extb-fontspec nil 'append))
;; 设置 EXT-B 字体，用于显示不常用的汉字。
(when (cnfonts--fontspec-valid-p extb-fontspec)
(set-fontset-font
"fontset-default"
nil extb-fontspec nil 'prepend))
;; 设置 symbol 字体。
(when (cnfonts--fontspec-valid-p symbol-fontspec)
(dolist (charset '(symbol phonetic))
(set-fontset-font
"fontset-default"
charset symbol-fontspec nil 'prepend)))
;; 设置点缀字符的字体。
(when (cnfonts--fontspec-valid-p ornament-fontspec)
(dolist (charset cnfonts-ornaments)
(set-fontset-font
"fontset-default"
charset ornament-fontspec nil 'prepend)))
(setq cnfonts--minibuffer-echo-string
(format "[cnfonts]: %s 英文字体: %s-%.1f，中文字体: %s, EXTB字体：%s"
(cnfonts--get-current-profile t)
(or english-fontname "无") english-fontsize
(or chinese-fontname "无")
(or extb-fontname "无")))
(message "")))
(defun cnfonts--float (num)
"确保一个 NUM 总是浮点格式."
(when (numberp num)
(float num)))
(defun cnfonts--fontspec-valid-p (fontspec)
"检查 FONTSPEC 是否有效."
(and fontspec (list-fonts fontspec)))
(defun cnfonts--save-profile (&optional profile-name
use-fallback)
"Save FONTNAMES and FONTSIZES to current profile.
When PROFILE-NAME is non-nil, save to this profile instead."
(with-temp-buffer
(insert (concat
";; `cnfonts--custom-set-fontsnames' 结构"
"与 `cnfonts--fontnames-fallback' 相同。"))
(cnfonts--dump-variable
'cnfonts--custom-set-fontnames
(mapcar #'delete-dups
(if use-fallback
cnfonts--fontnames-fallback
cnfonts--custom-set-fontnames)))
(insert "\n")
(insert (concat
";; `cnfonts--custom-set-fontsizes' 结构"
"与 `cnfonts--fontsizes-fallback' 相同。"))
(cnfonts--dump-variable
'cnfonts--custom-set-fontsizes
(if use-fallback
cnfonts--fontsizes-fallback
cnfonts--custom-set-fontsizes))
(write-region
(point-min) (point-max)
(cnfonts--get-profile
(or profile-name
(cnfonts--get-current-profile t)))
nil :silent)))
(defun cnfonts--dump-variable (variable value)
"Insert a \"(setq VARIABLE VALUE)\" in the current buffer."
(cond ((atom value)
(insert (format "\n(setq %S %S)\n"
variable value)))
((atom (car value))
(insert (format "\n(setq %S\n '%S)\n"
variable value)))
(t (insert (format "\n(setq %S\n '(" variable))
(dolist (exp value)
(insert (concat "\n ("
(mapconcat
(lambda (x)
(format "%-4S" x))
exp " ")
")")))
(insert "\n ))\n"))))
;; Functions used by cnfonts-ui.
(defun cnfonts--update-profile-fontnames (font-type-index
font)
(setf (nth font-type-index cnfonts--custom-set-fontnames)
(delete-dups
`(,font ,@(nth font-type-index
cnfonts--custom-set-fontnames)))))
(defun cnfonts--update-profile-fontsizes (english-size
font-type-index
incf-x)
(when (and font-type-index font-type-index (numberp incf-x))
(cl-incf (nth font-type-index
(assoc english-size
cnfonts--custom-set-fontsizes))
incf-x)))
;;;###autoload
(defun cnfonts-increase-fontsize (&optional arg)
"Cnfonts 增大字体."
(interactive)
(cnfonts--next-fontsize (or arg 1)))
;;;###autoload
(defun cnfonts--next-fontsize (n)
"使用下 N 个字号."
(if (not (display-graphic-p))
(message "[cnfonts]: 不支持 emacs 终端模式！")
(cnfonts--read-profile)
(let* ((steps (mapcar #'car cnfonts--fontsizes-fallback))
(profile-name
(cnfonts--get-current-profile t))
(profile-fontsize
(cnfonts--get-profile-fontsize profile-name))
(index (+ (cl-position
profile-fontsize steps :test #'=)
n))
(fontsizes-list
(cnfonts--get-fontsizes (nth index steps))))
(when fontsizes-list
(cnfonts--set-font fontsizes-list)
(cnfonts--update-and-save-config
profile-name (car fontsizes-list))
(message cnfonts--minibuffer-echo-string)))))
;;;###autoload
(defun cnfonts-decrease-fontsize (&optional arg)
"Cnfonts 减小字体."
(interactive)
(cnfonts--next-fontsize (if arg (* arg -1) -1)))
;;;###autoload
(defun cnfonts-reset-fontsize ()
"使用 `cnfonts-default-fontsize' 重置字号."
(interactive)
(cnfonts--next-fontsize 0))
;;;###autoload
(defun cnfonts-mouse-wheel (event)
"使用 mouse wheel 调整字体大小，类似 `mouse-wheel-text-scale'."
(interactive (list last-input-event))
(if (functionp 'mouse-wheel-text-scale)
(cl-letf (((symbol-function 'text-scale-increase)
#'cnfonts-increase-fontsize)
((symbol-function 'text-scale-decrease)
#'cnfonts-decrease-fontsize))
(mouse-wheel-text-scale event))
(message "当前 Emacs 版本没有 `mouse-wheel-text-scale' 命令。")))
;; Fix warns
(defvar text-scale-mode)
(defvar text-scale-mode-amount)
(defvar touch-screen-aux-tool)
;;;###autoload
(defun cnfonts-touch-screen-pinch (event)
"使用 touch screen pinch 调整字体大小，类似: `touch-screen-pinch'."
(interactive "e")
(if (functionp 'touch-screen-pinch)
(cl-letf (((symbol-function 'text-scale-set)
(lambda (x)
(let* ((current-scale
(if text-scale-mode
text-scale-mode-amount
0))
(start-scale
(or (aref touch-screen-aux-tool 7)
(aset touch-screen-aux-tool 7
current-scale))))
(if (> (- x start-scale) 0)
(cnfonts-increase-fontsize)
(cnfonts-decrease-fontsize))))))
(touch-screen-pinch event))
(message "当前 Emacs 版本没有 `touch-screen-pinch' 命令。")))
;;;###autoload
(defun cnfonts-switch-profile ()
"切换 cnfonts profile."
(interactive)
(let ((profile (completing-read
"Set cnfonts profile to:"
cnfonts-profiles)))
(cnfonts--select-profile profile)))
(defun cnfonts--select-profile (profile-name)
"选择 PROFILE-NAME."
(if (not (member profile-name cnfonts-profiles))
(message "[cnfonts]: %s doesn't exist." profile-name)
(cnfonts--read-profile profile-name t)
(cnfonts-set-font)))
;;;###autoload
(defun cnfonts-next-profile (&optional _)
"选择下一个字体设置 profile."
(interactive)
(let* ((profiles cnfonts-profiles)
(current-profile
(cnfonts--get-current-profile t))
(next-profile
(or (cadr (member current-profile profiles))
(car profiles))))
(when next-profile
(cnfonts--read-profile next-profile t)
(cnfonts-set-font)
(message "[cnfonts]: Current cnfonts profile is set to: \"%s\""
next-profile))))
;;;###autoload
(declare-function cnfonts-ui "cnfonts-ui")
(defun cnfonts-edit-profile ()
"编辑当前 cnfonts profile."
(interactive)
(if (not (display-graphic-p))
(message "[cnfonts]: 不支持 emacs 终端模式！")
(cnfonts--read-profile)
(let ((file (cnfonts--get-current-profile)))
(unless (file-readable-p file)
(cnfonts--save-profile nil t))
(require 'cnfonts-ui)
(cnfonts-ui))))
;;;###autoload
(defun cnfonts-regenerate-profile ()
"重新生成当前 profile."
(interactive)
(let ((profile-name (completing-read
"Regenerate profile: "
cnfonts-profiles)))
(if (yes-or-no-p (format "Regenerate (%s)? " profile-name))
(cnfonts--save-profile profile-name t)
(message "[cnfonts]: Ignore regenerate profile!"))))
;; * Footer
(provide 'cnfonts)
;;; cnfonts.el ends here