Mercurial > hgrepos > hgweb.cgi > yatex
annotate yatexenv.el @ 353:2a72779d9c50 dev
Rewrite lambda notations to suppress annoying warnings from emacs24
author | HIROSE Yuuji <yuuji@gentei.org> |
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date | Sun, 21 Dec 2014 14:20:01 +0900 |
parents | 9cfc505ba6aa |
children | dbef6cf84f98 |
rev | line source |
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287 | 1 ;;; yatexenv.el --- YaTeX environment-specific functions |
294 | 2 ;;; (c) 1994-2013 by HIROSE Yuuji.[yuuji@yatex.org] |
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3 ;;; Last modified Sun Dec 21 13:58:31 2014 on firestorm |
23 | 4 ;;; $Id$ |
5 | |
287 | 6 ;;; Code: |
23 | 7 ;;; |
8 ;; Functions for tabular environment | |
9 ;;; | |
10 | |
11 ;; Showing the matching column of tabular environment. | |
80 | 12 (defun YaTeX-array-what-column-internal () |
13 "Return the cons of matching column and its title of array environment. | |
23 | 14 When calling from a program, make sure to be in array/tabular environment." |
49 | 15 (let ((p (point)) beg eot bor (nlptn "\\\\\\\\") (andptn "[^\\]&") |
16 (n 0) j | |
23 | 17 (firsterr "This line might be the first row.")) |
18 (save-excursion | |
19 (YaTeX-beginning-of-environment) | |
20 (search-forward "{" p) (up-list 1) | |
21 (search-forward "{" p) (up-list 1) | |
22 ;;(re-search-forward andptn p) | |
23 (while (progn (search-forward "&" p) | |
24 (equal (char-after (1- (match-beginning 0))) ?\\ ))) | |
25 (setq beg (1- (point))) ;beg is the point of the first & | |
26 (or (re-search-forward nlptn p t) | |
27 (error firsterr)) | |
28 (setq eot (point)) ;eot is the point of the first \\ | |
29 (goto-char p) | |
30 (or (re-search-backward nlptn beg t) | |
31 (error firsterr)) | |
32 (setq bor (point)) ;bor is the beginning of this row. | |
33 (while (< (1- (point)) p) | |
34 (if (equal (following-char) ?&) | |
35 (forward-char 1) | |
36 (re-search-forward andptn nil 1)) | |
37 (setq n (1+ n))) ;Check current column number | |
38 (goto-char p) | |
39 (cond ;Start searching \multicolumn{N} | |
40 ((> n 1) | |
41 (re-search-backward andptn) ;Sure to find! | |
42 (while (re-search-backward "\\\\multicolumn{\\([0-9]+\\)}" bor t) | |
43 (setq n (+ n (string-to-int | |
44 (buffer-substring (match-beginning 1) | |
45 (match-end 1))) | |
46 -1))))) | |
47 (message "%s" n) | |
48 (goto-char (1- beg)) | |
59 | 49 (beginning-of-line) |
49 | 50 (setq j n) |
51 (while (> j 1) | |
52 (or (re-search-forward andptn p nil) | |
53 (error "This column exceeds the limit.")) | |
54 (setq j (1- j))) | |
55 (skip-chars-forward "\\s ") | |
80 | 56 (list n |
57 (buffer-substring | |
58 (point) | |
59 (progn | |
60 (re-search-forward (concat andptn "\\|" nlptn) eot) | |
61 (goto-char (match-beginning 0)) | |
62 (if (looking-at andptn) | |
63 (forward-char 1)) | |
64 (skip-chars-backward "\\s ") | |
65 (point))))))) | |
66 | |
67 (defun YaTeX-array-what-column () | |
68 "Show matching column title of array environment. | |
69 When calling from a program, make sure to be in array/tabular environment." | |
70 (apply 'message | |
71 "This is the column(#%d) of: %s" | |
72 (YaTeX-array-what-column-internal))) | |
23 | 73 |
74 ;;;###autoload | |
75 (defun YaTeX-what-column () | |
76 "Show which kind of column the current position is belonging to." | |
77 (interactive) | |
78 (cond | |
79 ((YaTeX-quick-in-environment-p '("tabular" "tabular*" "array" "array*")) | |
80 (YaTeX-array-what-column)) | |
80 | 81 (t (message "Not in array/tabular environment.")))) |
23 | 82 |
80 | 83 (defun YaTeX-tabular-parse-format-count-cols (beg end) |
84 (goto-char beg) | |
85 (let (elt (cols 0)) | |
86 (while (< (point) end) | |
31 | 87 (setq elt (following-char)) |
88 (cond | |
89 ((string-match (char-to-string elt) "clr") ;normal indicators. | |
90 (setq cols (1+ cols)) | |
91 (forward-char 1)) | |
92 ((equal elt ?|) ;vertical | |
93 (forward-char 1)) | |
94 ((string-match (char-to-string elt) "p@") ;p or @ expression | |
95 (setq cols (+ (if (eq elt ?p) 1 0) cols)) | |
80 | 96 ;;(skip-chars-forward "^{" p) |
97 (skip-chars-forward "^{" end) | |
56 | 98 (forward-list 1)) |
80 | 99 ((equal elt ?*) ;*{N}{EXP} -> Repeat EXP N times |
100 (skip-chars-forward "^{" end) | |
101 (setq cols (* (string-to-int | |
102 (buffer-substring | |
103 (1+ (point)) | |
104 (progn (forward-list 1) (1- (point))))) | |
105 (YaTeX-tabular-parse-format-count-cols | |
106 (progn (skip-chars-forward "^{" end) (1+ (point))) | |
107 (progn (forward-list 1) (1- (point))))))) | |
56 | 108 (t (forward-char 1)) ;unknown char |
109 )) | |
80 | 110 cols)) |
111 | |
112 (defun YaTeX-tabular-parse-format (&optional type) | |
113 "Parse `tabular' format. | |
114 Return the list of (No.ofCols PointEndofFormat)" | |
115 (let ((p (point)) boform eoform (cols 0)) | |
116 (save-excursion | |
117 (if (null (YaTeX-beginning-of-environment t)) | |
118 (error "Beginning of tabular not found.")) | |
119 (skip-chars-forward "^{") | |
120 (forward-list 1) | |
121 (cond | |
122 ((eq type 'tabular*) | |
123 (skip-chars-forward "^{") | |
124 (forward-list 1))) | |
125 (skip-chars-forward "^{" p) | |
126 (if (/= (following-char) ?\{) (error "Tabular format not found.")) | |
127 (setq boform (1+ (point)) | |
128 eoform (progn (forward-list 1) (1- (point)))) | |
129 (if (> eoform p) (error "Non-terminated tabular format.")) | |
130 (goto-char boform) | |
131 (setq cols | |
132 (cond | |
133 ((eq type 'alignat) | |
134 (max | |
135 1 | |
250 | 136 (* 2 (string-to-int |
137 (buffer-substring | |
138 (point) | |
139 (progn (up-list -1) (forward-list 1) (1- (point)))))))) | |
80 | 140 (t |
141 (YaTeX-tabular-parse-format-count-cols (point) eoform)))) | |
142 (list cols (1+ eoform))))) | |
143 | |
31 | 144 ;; Insert & |
80 | 145 (defun YaTeX-intelligent-newline-tabular (&optional type) |
31 | 146 "Parse current tabular format and insert that many `&'s." |
80 | 147 (let*((p (point)) (format (YaTeX-tabular-parse-format type)) |
31 | 148 (cols (car format)) (beg (car (cdr format))) |
149 space hline) | |
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150 (cond |
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151 ((search-backward "&" beg t) |
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152 (goto-char p) |
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153 (setq hline (search-backward "\\hline" beg t)) |
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154 (setq space (if (search-backward "\t&" beg t) "\t" " ")) |
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155 (goto-char p)) |
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156 (t ;;(insert "\\hline\n") |
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157 (setq space " "))) |
31 | 158 (goto-char p) |
159 (while (> (1- cols) 0) | |
160 (insert "&" space) | |
161 (setq cols (1- cols))) | |
162 (insert "\\\\") | |
163 (if hline (insert " \\hline")) | |
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164 (goto-char p) |
80 | 165 (YaTeX-indent-line))) |
31 | 166 |
167 (defun YaTeX-intelligent-newline-tabular* () | |
168 "Parse current tabular* format and insert that many `&'s." | |
80 | 169 (YaTeX-intelligent-newline-tabular 'tabular*)) |
31 | 170 |
171 (fset 'YaTeX-intelligent-newline-array 'YaTeX-intelligent-newline-tabular) | |
80 | 172 (fset 'YaTeX-intelligent-newline-supertabular 'YaTeX-intelligent-newline-tabular) |
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173 (fset 'YaTeX-intelligent-newline-longtable 'YaTeX-intelligent-newline-tabular) |
80 | 174 |
175 (defun YaTeX-intelligent-newline-align () | |
176 "Intelligent newline function for align. | |
177 Count the number of & in the first align line and insert that many &s." | |
250 | 178 (let*((p (point)) (amps 0)) |
179 (if (string-match "alignat" env) | |
180 (setq amps (1- (car (YaTeX-tabular-parse-format 'alignat)))) | |
181 (save-excursion | |
182 (YaTeX-beginning-of-environment) | |
183 (catch 'done | |
184 (while (YaTeX-re-search-active-forward | |
185 "\\(&\\)\\|\\(\\\\\\\\\\)" YaTeX-comment-prefix p t) | |
186 (if (match-beginning 1) (setq amps (1+ amps)) (throw 'done t)))))) | |
80 | 187 (save-excursion |
250 | 188 (forward-line -1) |
189 (skip-chars-forward " \t") | |
190 (or (prog1 (looking-at "\\\\begin{") (end-of-line)) | |
191 (save-excursion | |
192 (skip-chars-backward " \t") | |
193 (and (= (preceding-char) ?\\) (= (char-after (- (point) 2)) ?\\))) | |
194 (insert "\\\\"))) | |
80 | 195 (save-excursion |
250 | 196 (while (>= (setq amps (1- amps)) 0) |
236
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197 (insert "& "))) |
80 | 198 (YaTeX-indent-line))) |
199 | |
200 (mapcar | |
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201 (function |
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202 (lambda (s) |
80 | 203 (fset (intern (concat "YaTeX-intelligent-newline-" |
204 (symbol-name s))) | |
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205 'YaTeX-intelligent-newline-align))) |
80 | 206 '(align* flalign flalign* matrix pmatrix bmatrix Bmatrix vmatrix Vmatrix |
250 | 207 cases eqnarray eqnarray* alignat alignat*)) |
31 | 208 |
23 | 209 ;;; |
210 ;; Functions for tabbing environment | |
211 ;;; | |
212 (defun YaTeX-intelligent-newline-tabbing () | |
213 "Check the number of \\= in the first line and insert that many \\>." | |
214 (let ((p (point)) begenv tabcount) | |
215 (save-excursion | |
216 (YaTeX-beginning-of-environment) | |
217 (setq begenv (point-end-of-line)) | |
218 (if (YaTeX-search-active-forward "\\\\" YaTeX-comment-prefix p t) | |
219 (progn | |
220 (setq tabcount 0) | |
221 (while (> (point) begenv) | |
222 (if (search-backward "\\=" begenv 1) | |
223 (setq tabcount (1+ tabcount))))))) | |
224 (YaTeX-indent-line) | |
225 (if tabcount | |
226 (progn | |
227 (save-excursion | |
228 (while (> tabcount 0) | |
229 (insert "\\>\t") | |
230 (setq tabcount (1- tabcount)))) | |
231 (forward-char 2)) | |
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232 (insert "\\= \\\\") |
233 | 233 (forward-char -5)))) |
23 | 234 |
235 ;;; | |
236 ;; Functions for itemize/enumerate/list environments | |
237 ;;; | |
238 | |
239 (defun YaTeX-intelligent-newline-itemize () | |
240 "Insert '\\item '." | |
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241 (insert "\\item ") |
233 | 242 (YaTeX-indent-line)) |
243 | |
23 | 244 (fset 'YaTeX-intelligent-newline-enumerate 'YaTeX-intelligent-newline-itemize) |
245 (fset 'YaTeX-intelligent-newline-list 'YaTeX-intelligent-newline-itemize) | |
246 | |
247 (defun YaTeX-intelligent-newline-description () | |
248 (insert "\\item[] ") | |
249 (forward-char -2) | |
233 | 250 (YaTeX-indent-line)) |
23 | 251 |
64 | 252 (defun YaTeX-intelligent-newline-thebibliography () |
253 "Insert '\\bibitem '." | |
254 (YaTeX-indent-line) | |
255 (YaTeX-make-section nil nil nil "bibitem") | |
233 | 256 (YaTeX-indent-line)) |
257 | |
23 | 258 ;;; |
234
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259 ;; For document environment |
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260 ;;; |
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261 (defun YaTeX-intelligent-newline-document () |
239
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262 "New paragraph by null line or `\\par'." |
257
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263 (if (< (count-lines |
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264 (or (get 'YaTeX-inner-environment 'point) |
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265 (max 1 (- (point) 17))) ;"\begin{document}\n" == 17 |
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266 (point)) |
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267 2) |
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268 nil |
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269 (if (save-excursion (re-search-backward "\\\\par\\>" nil t)) |
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270 (progn |
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271 (YaTeX-indent-line) |
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272 (insert "\\par"))) |
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273 (newline)) |
239
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274 (YaTeX-indent-line)) |
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275 |
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276 ;;; |
23 | 277 ;; Intelligent newline |
278 ;;; | |
279 ;;;###autoload | |
280 (defun YaTeX-intelligent-newline (arg) | |
281 "Insert newline and environment-specific entry. | |
282 `\\item' for some itemizing environment, | |
283 `\\> \\> \\' for tabbing environemnt, | |
284 `& & \\ \hline' for tabular environment." | |
285 (interactive "P") | |
61 | 286 (let*(env func) |
287 (end-of-line) | |
288 (setq env (YaTeX-inner-environment)) | |
23 | 289 (if arg (setq env (YaTeX-read-environment "For what environment? "))) |
290 (setq func (intern-soft (concat "YaTeX-intelligent-newline-" env))) | |
291 (end-of-line) | |
292 (newline) | |
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293 (undo-boundary) |
23 | 294 (if (and env func (fboundp func)) |
80 | 295 (funcall func)))) |
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296 |
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297 ;;; |
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298 ;; Environment-specific line indenting functions |
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299 ;;; |
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300 ;;;###autoload |
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301 (defun YaTeX-indent-line-equation () |
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302 "Indent a line in equation family." |
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303 (let ((p (point)) (l-r 0) right-p peol depth (mp YaTeX-environment-indent)) |
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304 (if (save-excursion |
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305 (beginning-of-line) |
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306 (skip-chars-forward " \t") |
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307 (looking-at "\\\\right\\b")) |
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308 (progn (YaTeX-reindent |
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309 (save-excursion (YaTeX-goto-corresponding-leftright) |
73 | 310 (- (current-column) 0)))) |
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311 (save-excursion |
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312 (forward-line -1) |
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313 (while (and (not (bobp)) (YaTeX-on-comment-p)) |
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314 (forward-line -1)) |
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315 ;;(beginning-of-line) ;must be unnecessary |
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316 (skip-chars-forward " \t") |
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317 (if (eolp) (error "Math-environment can't have a null line!!")) |
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318 (setq depth (current-column) |
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319 peol (point-end-of-line)) |
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320 (while (re-search-forward |
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321 "\\\\\\(\\(left\\)\\|\\(right\\)\\)\\b" peol t) |
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322 (setq l-r (+ l-r (if (match-beginning 2) 1 -1)))) |
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323 (cond |
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324 ((progn (beginning-of-line) |
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325 (re-search-forward "\\\\\\\\\\s *$" (point-end-of-line) t)) |
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326 ;;If previous line has `\\', this indentation is always normal. |
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327 (setq depth (+ (YaTeX-current-indentation) mp))) |
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328 ((> l-r 0) |
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329 (beginning-of-line) |
68 | 330 (search-forward "\\left" peol nil l-r) |
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331 (goto-char (1+ (match-beginning 0))) |
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332 (setq depth (current-column))) |
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333 ((< l-r 0) |
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334 (goto-char (match-beginning 0)) ;should be \right |
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335 (YaTeX-goto-corresponding-leftright) |
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336 (beginning-of-line) |
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337 (skip-chars-forward " \t") |
68 | 338 ;(setq depth (+ (current-column) mp)) ;+mp is good? |
339 (setq depth (current-column))) | |
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340 (t ;if \left - \right = 0 |
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341 (cond |
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342 ((re-search-forward "\\\\\\\\\\s *$" peol t) |
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343 (setq depth (+ (YaTeX-current-indentation) mp))) |
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344 ((re-search-forward "\\\\end{" peol t) |
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345 nil) ;same indentation as previous line's |
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346 ((re-search-forward "\\\\begin{" peol t) |
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347 (setq depth (+ depth mp))) |
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348 (t |
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349 (or (bobp) (forward-line -1)) |
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350 (cond |
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351 ((re-search-forward |
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352 "\\\\\\\\\\s *$\\|\\\\begin{" (point-end-of-line) t) |
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353 (setq depth (+ depth mp))) |
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354 ))))) |
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355 (goto-char p)) |
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356 (YaTeX-reindent depth)))) |
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357 |
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358 ;;;###autoload |
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359 (defun YaTeX-goto-corresponding-leftright () |
77 | 360 "Go to corresponding \left or \right." |
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361 (let ((YaTeX-struct-begin "\\left%1") |
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362 (YaTeX-struct-end "\\right%1") |
77 | 363 (YaTeX-struct-name-regexp "[][(){}\\.|]") |
364 (in-leftright-p t)) | |
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365 (YaTeX-goto-corresponding-environment t))) |
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366 |
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367 ;;; |
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368 ;; Functions for formatting region being enclosed with environment |
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369 ;;; |
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370 ; These functions must take two argument; region-beginning, region-end. |
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371 |
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372 (defun YaTeX-enclose-equation (beg end) |
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373 (goto-char beg) |
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374 (save-restriction |
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375 (let (m0 bsl) |
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376 (narrow-to-region beg end) |
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377 (while (YaTeX-re-search-active-forward |
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378 "\\(\\$\\)" YaTeX-comment-prefix nil t) |
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379 (goto-char (setq m0 (match-beginning 0))) |
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380 (setq bsl 0) |
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381 (if (and (not (bobp)) (= (char-after (1- (point))) ?\\ )) |
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382 (while (progn (forward-char -1) (= (char-after (point)) ?\\ )) |
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383 (setq bsl (1+ bsl)))) |
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384 (goto-char m0) |
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385 (if (= 0 (% bsl 2)) |
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386 (delete-char 1) |
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387 (forward-char 1)))))) |
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388 |
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389 (fset 'YaTeX-enclose-eqnarray 'YaTeX-enclose-equation) |
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390 (fset 'YaTeX-enclose-eqnarray* 'YaTeX-enclose-equation) |
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391 |
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392 (defun YaTeX-enclose-verbatim (beg end)) ;do nothing when enclose verbatim |
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393 (fset 'YaTeX-enclose-verbatim* 'YaTeX-enclose-verbatim) |
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394 |
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395 (provide 'yatexenv) |