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cb196072 CW |
1 | ;;; calc-mode.el --- calculator modes for Calc |
2 | ||
58ba2f8f | 3 | ;; Copyright (C) 1990, 1991, 1992, 1993, 2001, 2002, 2003, 2004, |
5df4f04c | 4 | ;; 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. |
cb196072 CW |
5 | |
6 | ;; Author: David Gillespie <daveg@synaptics.com> | |
e8fff8ed | 7 | ;; Maintainer: Jay Belanger <jay.p.belanger@gmail.com> |
136211a9 EZ |
8 | |
9 | ;; This file is part of GNU Emacs. | |
10 | ||
662c9c64 | 11 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
7c671b23 | 12 | ;; it under the terms of the GNU General Public License as published by |
662c9c64 GM |
13 | ;; the Free Software Foundation, either version 3 of the License, or |
14 | ;; (at your option) any later version. | |
7c671b23 | 15 | |
136211a9 | 16 | ;; GNU Emacs is distributed in the hope that it will be useful, |
7c671b23 GM |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
662c9c64 | 22 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
136211a9 | 23 | |
cb196072 CW |
24 | ;;; Commentary: |
25 | ||
26 | ;;; Code: | |
136211a9 | 27 | |
136211a9 | 28 | ;; This file is autoloaded from calc-ext.el. |
136211a9 | 29 | |
123526a8 | 30 | (require 'calc-ext) |
136211a9 EZ |
31 | (require 'calc-macs) |
32 | ||
47330d3f JB |
33 | ;; Declare functions which are defined elsewhere. |
34 | (declare-function calc-embedded-save-original-modes "calc-embed" ()) | |
35 | ||
36 | ||
136211a9 EZ |
37 | (defun calc-line-numbering (n) |
38 | (interactive "P") | |
39 | (calc-wrapper | |
40 | (message (if (calc-change-mode 'calc-line-numbering n t t) | |
cb196072 CW |
41 | "Displaying stack level numbers" |
42 | "Hiding stack level numbers")))) | |
136211a9 EZ |
43 | |
44 | (defun calc-line-breaking (n) | |
45 | (interactive "P") | |
46 | (calc-wrapper | |
47 | (setq n (if n | |
48 | (and (> (setq n (prefix-numeric-value n)) 0) | |
49 | (or (< n 5) | |
50 | n)) | |
51 | (not calc-line-breaking))) | |
52 | (if (calc-change-mode 'calc-line-breaking n t) | |
53 | (if (integerp calc-line-breaking) | |
cb196072 CW |
54 | (message "Breaking lines longer than %d characters" n) |
55 | (message "Breaking long lines in Stack display")) | |
56 | (message "Not breaking long lines in Stack display")))) | |
136211a9 EZ |
57 | |
58 | ||
59 | (defun calc-left-justify (n) | |
60 | (interactive "P") | |
61 | (calc-wrapper | |
62 | (and n (setq n (prefix-numeric-value n))) | |
63 | (calc-change-mode '(calc-display-just calc-display-origin) | |
64 | (list nil n) t) | |
65 | (if n | |
cb196072 CW |
66 | (message "Displaying stack entries indented by %d" n) |
67 | (message "Displaying stack entries left-justified")))) | |
136211a9 EZ |
68 | |
69 | (defun calc-center-justify (n) | |
70 | (interactive "P") | |
71 | (calc-wrapper | |
72 | (and n (setq n (prefix-numeric-value n))) | |
73 | (calc-change-mode '(calc-display-just calc-display-origin) | |
74 | (list 'center n) t) | |
75 | (if n | |
cb196072 CW |
76 | (message "Displaying stack entries centered on column %d" n) |
77 | (message "Displaying stack entries centered in window")))) | |
136211a9 EZ |
78 | |
79 | (defun calc-right-justify (n) | |
80 | (interactive "P") | |
81 | (calc-wrapper | |
82 | (and n (setq n (prefix-numeric-value n))) | |
83 | (calc-change-mode '(calc-display-just calc-display-origin) | |
84 | (list 'right n) t) | |
85 | (if n | |
cb196072 CW |
86 | (message "Displaying stack entries right-justified to column %d" n) |
87 | (message "Displaying stack entries right-justified in window")))) | |
136211a9 EZ |
88 | |
89 | (defun calc-left-label (s) | |
90 | (interactive "sLefthand label: ") | |
91 | (calc-wrapper | |
92 | (or (equal s "") | |
93 | (setq s (concat s " "))) | |
bf77c646 | 94 | (calc-change-mode 'calc-left-label s t))) |
136211a9 EZ |
95 | |
96 | (defun calc-right-label (s) | |
97 | (interactive "sRighthand label: ") | |
98 | (calc-wrapper | |
99 | (or (equal s "") | |
100 | (setq s (concat " " s))) | |
bf77c646 | 101 | (calc-change-mode 'calc-right-label s t))) |
136211a9 EZ |
102 | |
103 | (defun calc-auto-why (n) | |
104 | (interactive "P") | |
105 | (calc-wrapper | |
106 | (if n | |
107 | (progn | |
108 | (setq n (prefix-numeric-value n)) | |
109 | (if (<= n 0) (setq n nil) | |
110 | (if (> n 1) (setq n t)))) | |
111 | (setq n (and (not (eq calc-auto-why t)) (if calc-auto-why t 1)))) | |
112 | (calc-change-mode 'calc-auto-why n nil) | |
113 | (cond ((null n) | |
cb196072 | 114 | (message "User must press `w' to explain unsimplified results")) |
136211a9 | 115 | ((eq n t) |
cb196072 | 116 | (message "Automatically doing `w' to explain unsimplified results")) |
136211a9 | 117 | (t |
cb196072 | 118 | (message "Automatically doing `w' only for unusual messages"))))) |
136211a9 EZ |
119 | |
120 | (defun calc-group-digits (n) | |
121 | (interactive "P") | |
122 | (calc-wrapper | |
123 | (if n | |
124 | (progn | |
125 | (setq n (prefix-numeric-value n)) | |
126 | (cond ((or (> n 0) (< n -1))) | |
127 | ((= n -1) | |
128 | (setq n nil)) | |
129 | (t | |
130 | (setq n calc-group-digits)))) | |
131 | (setq n (not calc-group-digits))) | |
132 | (calc-change-mode 'calc-group-digits n t) | |
133 | (cond ((null n) | |
cb196072 | 134 | (message "Grouping is off")) |
136211a9 | 135 | ((integerp n) |
cb196072 | 136 | (message "Grouping every %d digits" (math-abs n))) |
136211a9 | 137 | (t |
cb196072 | 138 | (message "Grouping is on"))))) |
136211a9 EZ |
139 | |
140 | (defun calc-group-char (ch) | |
141 | (interactive "cGrouping character: ") | |
142 | (calc-wrapper | |
143 | (or (>= ch 32) | |
cb196072 | 144 | (error "Control characters not allowed for grouping")) |
136211a9 EZ |
145 | (if (= ch ?\\) |
146 | (setq ch "\\,") | |
147 | (setq ch (char-to-string ch))) | |
148 | (calc-change-mode 'calc-group-char ch calc-group-digits) | |
cb196072 | 149 | (message "Digit grouping character is \"%s\"" ch))) |
136211a9 EZ |
150 | |
151 | (defun calc-point-char (ch) | |
152 | (interactive "cCharacter to use as decimal point: ") | |
153 | (calc-wrapper | |
154 | (or (>= ch 32) | |
cb196072 | 155 | (error "Control characters not allowed as decimal point")) |
136211a9 | 156 | (calc-change-mode 'calc-point-char (char-to-string ch) t) |
cb196072 | 157 | (message "Decimal point character is \"%c\"" ch))) |
136211a9 EZ |
158 | |
159 | (defun calc-normal-notation (n) | |
160 | (interactive "P") | |
161 | (calc-wrapper | |
162 | (calc-change-mode 'calc-float-format | |
163 | (let* ((val (if n (prefix-numeric-value n) 0)) | |
164 | (mode (/ (+ val 5000) 10000))) | |
165 | (if (or (< val -5000) (> mode 3)) | |
166 | (error "Prefix out of range")) | |
167 | (setq n (list (aref [float sci eng fix] mode) | |
168 | (- (% (+ val 5000) 10000) 5000)))) | |
169 | t) | |
170 | (if (eq (nth 1 n) 0) | |
cb196072 | 171 | (message "Displaying floating-point numbers normally") |
136211a9 EZ |
172 | (if (> (nth 1 n) 0) |
173 | (message | |
cb196072 | 174 | "Displaying floating-point numbers with %d significant digits" |
136211a9 | 175 | (nth 1 n)) |
cb196072 | 176 | (message "Displaying floating-point numbers with (precision%d)" |
bf77c646 | 177 | (nth 1 n)))))) |
136211a9 EZ |
178 | |
179 | (defun calc-fix-notation (n) | |
180 | (interactive "NDigits after decimal point: ") | |
181 | (calc-wrapper | |
182 | (calc-change-mode 'calc-float-format | |
183 | (setq n (list 'fix (if n (prefix-numeric-value n) 0))) | |
184 | t) | |
cb196072 | 185 | (message "Displaying floats with %d digits after decimal" |
bf77c646 | 186 | (math-abs (nth 1 n))))) |
136211a9 EZ |
187 | |
188 | (defun calc-sci-notation (n) | |
189 | (interactive "P") | |
190 | (calc-wrapper | |
191 | (calc-change-mode 'calc-float-format | |
192 | (setq n (list 'sci (if n (prefix-numeric-value n) 0))) | |
193 | t) | |
194 | (if (eq (nth 1 n) 0) | |
cb196072 | 195 | (message "Displaying floats in scientific notation") |
136211a9 | 196 | (if (> (nth 1 n) 0) |
cb196072 | 197 | (message "Displaying scientific notation with %d significant digits" |
136211a9 | 198 | (nth 1 n)) |
cb196072 | 199 | (message "Displaying scientific notation with (precision%d)" |
bf77c646 | 200 | (nth 1 n)))))) |
136211a9 EZ |
201 | |
202 | (defun calc-eng-notation (n) | |
203 | (interactive "P") | |
204 | (calc-wrapper | |
205 | (calc-change-mode 'calc-float-format | |
206 | (setq n (list 'eng (if n (prefix-numeric-value n) 0))) | |
207 | t) | |
208 | (if (eq (nth 1 n) 0) | |
cb196072 | 209 | (message "Displaying floats in engineering notation") |
136211a9 | 210 | (if (> (nth 1 n) 0) |
cb196072 | 211 | (message "Displaying engineering notation with %d significant digits" |
136211a9 | 212 | (nth 1 n)) |
cb196072 | 213 | (message "Displaying engineering notation with (precision%d)" |
bf77c646 | 214 | (nth 1 n)))))) |
136211a9 EZ |
215 | |
216 | ||
217 | (defun calc-truncate-stack (n &optional rel) | |
218 | (interactive "P") | |
219 | (calc-wrapper | |
220 | (let ((oldtop calc-stack-top) | |
221 | (newtop calc-stack-top)) | |
222 | (calc-record-undo (list 'set 'saved-stack-top calc-stack-top)) | |
223 | (let ((calc-stack-top 0) | |
224 | (nn (prefix-numeric-value n))) | |
225 | (setq newtop | |
226 | (if n | |
227 | (progn | |
228 | (if rel | |
229 | (setq nn (+ oldtop nn)) | |
230 | (if (< nn 0) | |
231 | (setq nn (+ nn (calc-stack-size))) | |
232 | (setq nn (1+ nn)))) | |
233 | (if (< nn 1) | |
234 | 1 | |
235 | (if (> nn (calc-stack-size)) | |
236 | (calc-stack-size) | |
237 | nn))) | |
238 | (max 1 (calc-locate-cursor-element (point))))) | |
239 | (if (= newtop oldtop) | |
240 | () | |
241 | (calc-pop-stack 1 oldtop t) | |
242 | (calc-push-list '(top-of-stack) newtop) | |
243 | (if calc-line-numbering | |
244 | (calc-refresh)))) | |
245 | (calc-record-undo (list 'set 'saved-stack-top 0)) | |
bf77c646 | 246 | (setq calc-stack-top newtop)))) |
136211a9 EZ |
247 | |
248 | (defun calc-truncate-up (n) | |
249 | (interactive "p") | |
bf77c646 | 250 | (calc-truncate-stack n t)) |
136211a9 EZ |
251 | |
252 | (defun calc-truncate-down (n) | |
253 | (interactive "p") | |
bf77c646 | 254 | (calc-truncate-stack (- n) t)) |
136211a9 EZ |
255 | |
256 | (defun calc-display-raw (arg) | |
257 | (interactive "P") | |
258 | (calc-wrapper | |
259 | (setq calc-display-raw (if calc-display-raw nil (if arg 0 t))) | |
260 | (calc-do-refresh) | |
261 | (if calc-display-raw | |
cb196072 | 262 | (message "Press d ' again to cancel \"raw\" display mode")))) |
136211a9 EZ |
263 | |
264 | ||
265 | ||
266 | ||
267 | ;;; Mode commands. | |
268 | ||
b27614ce | 269 | (defun calc-save-modes () |
136211a9 EZ |
270 | (interactive) |
271 | (calc-wrapper | |
272 | (let (pos | |
273 | (vals (mapcar (function (lambda (v) (symbol-value (car v)))) | |
274 | calc-mode-var-list))) | |
cb196072 CW |
275 | (unless calc-settings-file |
276 | (error "No `calc-settings-file' specified")) | |
136211a9 EZ |
277 | (set-buffer (find-file-noselect (substitute-in-file-name |
278 | calc-settings-file))) | |
279 | (goto-char (point-min)) | |
280 | (if (and (search-forward ";;; Mode settings stored by Calc" nil t) | |
281 | (progn | |
282 | (beginning-of-line) | |
283 | (setq pos (point)) | |
284 | (search-forward "\n;;; End of mode settings" nil t))) | |
285 | (progn | |
286 | (beginning-of-line) | |
287 | (forward-line 1) | |
288 | (delete-region pos (point))) | |
289 | (goto-char (point-max)) | |
290 | (insert "\n\n") | |
291 | (forward-char -1)) | |
292 | (insert ";;; Mode settings stored by Calc on " (current-time-string) "\n") | |
293 | (let ((list calc-mode-var-list)) | |
294 | (while list | |
295 | (let* ((v (car (car list))) | |
296 | (def (nth 1 (car list))) | |
297 | (val (car vals))) | |
298 | (or (equal val def) | |
299 | (progn | |
300 | (insert "(setq " (symbol-name v) " ") | |
301 | (if (and (or (listp val) | |
302 | (symbolp val)) | |
303 | (not (memq val '(nil t)))) | |
304 | (insert "'")) | |
305 | (insert (prin1-to-string val) ")\n")))) | |
306 | (setq list (cdr list) | |
307 | vals (cdr vals)))) | |
308 | (run-hooks 'calc-mode-save-hook) | |
309 | (insert ";;; End of mode settings\n") | |
501d31b0 JB |
310 | (save-buffer) |
311 | (if calc-embedded-info | |
312 | (calc-embedded-save-original-modes))))) | |
136211a9 EZ |
313 | |
314 | (defun calc-settings-file-name (name &optional arg) | |
26f6427d EZ |
315 | (interactive |
316 | (list (read-file-name (format "Settings file name (normally %s): " | |
c5a15067 | 317 | (abbreviate-file-name calc-settings-file))) |
26f6427d | 318 | current-prefix-arg)) |
136211a9 EZ |
319 | (calc-wrapper |
320 | (setq arg (if arg (prefix-numeric-value arg) 0)) | |
c5a15067 | 321 | (if (string-equal (file-name-nondirectory name) "") |
136211a9 EZ |
322 | (message "Calc settings file is \"%s\"" calc-settings-file) |
323 | (if (< (math-abs arg) 2) | |
324 | (let ((list calc-mode-var-list)) | |
325 | (while list | |
326 | (set (car (car list)) (nth 1 (car list))) | |
327 | (setq list (cdr list))))) | |
328 | (setq calc-settings-file name) | |
cb196072 CW |
329 | (or (and |
330 | calc-settings-file | |
c5a15067 JB |
331 | (equal user-init-file calc-settings-file) |
332 | (> arg 0)) | |
136211a9 EZ |
333 | (< arg 0) |
334 | (load name t) | |
26f6427d | 335 | (message "New file"))))) |
136211a9 EZ |
336 | |
337 | (defun math-get-modes-vec () | |
338 | (list 'vec | |
339 | calc-internal-prec | |
340 | calc-word-size | |
341 | (calc-stack-size) | |
342 | calc-number-radix | |
343 | (+ (if (<= (nth 1 calc-float-format) 0) | |
344 | (+ calc-internal-prec (nth 1 calc-float-format)) | |
345 | (nth 1 calc-float-format)) | |
346 | (cdr (assq (car calc-float-format) | |
347 | '((float . 0) (sci . 10000) | |
348 | (eng . 20000) (fix . 30000))))) | |
349 | (cond ((eq calc-angle-mode 'rad) 2) | |
350 | ((eq calc-angle-mode 'hms) 3) | |
351 | (t 1)) | |
352 | (if calc-symbolic-mode 1 0) | |
353 | (if calc-prefer-frac 1 0) | |
354 | (if (eq calc-complex-mode 'polar) 1 0) | |
355 | (cond ((eq calc-matrix-mode 'scalar) 0) | |
356 | ((eq calc-matrix-mode 'matrix) -2) | |
91f4e546 | 357 | ((eq calc-matrix-mode 'sqmatrix) -3) |
136211a9 EZ |
358 | (calc-matrix-mode) |
359 | (t -1)) | |
360 | (cond ((eq calc-simplify-mode 'none) -1) | |
361 | ((eq calc-simplify-mode 'num) 0) | |
362 | ((eq calc-simplify-mode 'binary) 2) | |
363 | ((eq calc-simplify-mode 'alg) 3) | |
364 | ((eq calc-simplify-mode 'ext) 4) | |
365 | ((eq calc-simplify-mode 'units) 5) | |
366 | (t 1)) | |
367 | (cond ((eq calc-infinite-mode 1) 0) | |
368 | (calc-infinite-mode 1) | |
bf77c646 | 369 | (t -1)))) |
136211a9 EZ |
370 | |
371 | (defun calc-get-modes (n) | |
372 | (interactive "P") | |
373 | (calc-wrapper | |
374 | (let ((modes (math-get-modes-vec))) | |
375 | (calc-enter-result 0 "mode" | |
376 | (if n | |
377 | (if (and (>= (setq n (prefix-numeric-value n)) 1) | |
378 | (< n (length modes))) | |
379 | (nth n modes) | |
380 | (error "Prefix out of range")) | |
bf77c646 | 381 | modes))))) |
136211a9 EZ |
382 | |
383 | (defun calc-shift-prefix (arg) | |
384 | (interactive "P") | |
385 | (calc-wrapper | |
386 | (setq calc-shift-prefix (if arg | |
387 | (> (prefix-numeric-value arg) 0) | |
388 | (not calc-shift-prefix))) | |
389 | (calc-init-prefixes) | |
390 | (message (if calc-shift-prefix | |
391 | "Prefix keys are now case-insensitive" | |
bf77c646 | 392 | "Prefix keys must be unshifted (except V, Z)")))) |
136211a9 EZ |
393 | |
394 | (defun calc-mode-record-mode (n) | |
395 | (interactive "P") | |
396 | (calc-wrapper | |
397 | (calc-change-mode 'calc-mode-save-mode | |
398 | (cond ((null n) | |
399 | (cond ((not calc-embedded-info) | |
400 | (if (eq calc-mode-save-mode 'save) | |
401 | 'local 'save)) | |
402 | ((eq calc-mode-save-mode 'local) 'edit) | |
403 | ((eq calc-mode-save-mode 'edit) 'perm) | |
404 | ((eq calc-mode-save-mode 'perm) 'global) | |
405 | ((eq calc-mode-save-mode 'global) 'save) | |
406 | ((eq calc-mode-save-mode 'save) nil) | |
407 | ((eq calc-mode-save-mode nil) 'local))) | |
408 | ((= (setq n (prefix-numeric-value n)) 0) nil) | |
409 | ((= n 2) 'edit) | |
410 | ((= n 3) 'perm) | |
411 | ((= n 4) 'global) | |
412 | ((= n 5) 'save) | |
413 | (t 'local))) | |
5c08522d DG |
414 | (message "%s" |
415 | (cond ((and (eq calc-mode-save-mode 'local) calc-embedded-info) | |
136211a9 EZ |
416 | "Recording mode changes with [calc-mode: ...]") |
417 | ((eq calc-mode-save-mode 'edit) | |
418 | "Recording mode changes with [calc-edit-mode: ...]") | |
419 | ((eq calc-mode-save-mode 'perm) | |
420 | "Recording mode changes with [calc-perm-mode: ...]") | |
421 | ((eq calc-mode-save-mode 'global) | |
422 | "Recording mode changes with [calc-global-mode: ...]") | |
423 | ((eq calc-mode-save-mode 'save) | |
cb196072 | 424 | (format "Recording mode changes in \"%s\"" |
136211a9 EZ |
425 | calc-settings-file)) |
426 | (t | |
cb196072 | 427 | "Not recording mode changes permanently"))))) |
136211a9 EZ |
428 | |
429 | (defun calc-total-algebraic-mode (flag) | |
430 | (interactive "P") | |
136211a9 EZ |
431 | (calc-wrapper |
432 | (if (eq calc-algebraic-mode 'total) | |
433 | (calc-algebraic-mode nil) | |
434 | (calc-change-mode '(calc-algebraic-mode calc-incomplete-algebraic-mode) | |
435 | '(total nil)) | |
436 | (use-local-map calc-alg-map) | |
437 | (message | |
cb196072 | 438 | "All keys begin algebraic entry; use Meta (ESC) for Calc keys")))) |
136211a9 EZ |
439 | |
440 | (defun calc-algebraic-mode (flag) | |
441 | (interactive "P") | |
442 | (calc-wrapper | |
443 | (if flag | |
444 | (calc-change-mode '(calc-algebraic-mode | |
445 | calc-incomplete-algebraic-mode) | |
446 | (list nil (not calc-incomplete-algebraic-mode))) | |
447 | (calc-change-mode '(calc-algebraic-mode calc-incomplete-algebraic-mode) | |
448 | (list (not calc-algebraic-mode) nil))) | |
449 | (use-local-map calc-mode-map) | |
450 | (message (if calc-algebraic-mode | |
cb196072 | 451 | "Numeric keys and ( and [ begin algebraic entry" |
136211a9 | 452 | (if calc-incomplete-algebraic-mode |
cb196072 CW |
453 | "Only ( and [ begin algebraic entry" |
454 | "No keys except ' and $ begin algebraic entry"))))) | |
136211a9 EZ |
455 | |
456 | (defun calc-symbolic-mode (n) | |
457 | (interactive "P") | |
458 | (calc-wrapper | |
a1506d29 | 459 | |
136211a9 | 460 | (message (if (calc-change-mode 'calc-symbolic-mode n nil t) |
cb196072 CW |
461 | "Inexact computations like sqrt(2) are deferred" |
462 | "Numerical computations are always done immediately")))) | |
136211a9 EZ |
463 | |
464 | (defun calc-infinite-mode (n) | |
465 | (interactive "P") | |
466 | (calc-wrapper | |
467 | (if (eq n 0) | |
468 | (progn | |
469 | (calc-change-mode 'calc-infinite-mode 1) | |
cb196072 | 470 | (message "Computations like 1 / 0 produce \"inf\"")) |
136211a9 | 471 | (message (if (calc-change-mode 'calc-infinite-mode n nil t) |
cb196072 CW |
472 | "Computations like 1 / 0 produce \"uinf\"" |
473 | "Computations like 1 / 0 are left unsimplified"))))) | |
136211a9 EZ |
474 | |
475 | (defun calc-matrix-mode (arg) | |
476 | (interactive "P") | |
477 | (calc-wrapper | |
478 | (calc-change-mode 'calc-matrix-mode | |
479 | (cond ((eq arg 0) 'scalar) | |
480 | ((< (prefix-numeric-value arg) 1) | |
481 | (and (< (prefix-numeric-value arg) -1) 'matrix)) | |
d7b79b09 | 482 | (arg |
91f4e546 | 483 | (if (consp arg) 'sqmatrix |
d7b79b09 | 484 | (prefix-numeric-value arg))) |
136211a9 EZ |
485 | ((eq calc-matrix-mode 'matrix) 'scalar) |
486 | ((eq calc-matrix-mode 'scalar) nil) | |
487 | (t 'matrix))) | |
488 | (if (integerp calc-matrix-mode) | |
cb196072 | 489 | (message "Variables are assumed to be %dx%d matrices" |
136211a9 EZ |
490 | calc-matrix-mode calc-matrix-mode) |
491 | (message (if (eq calc-matrix-mode 'matrix) | |
cb196072 | 492 | "Variables are assumed to be matrices" |
91f4e546 | 493 | (if (eq calc-matrix-mode 'sqmatrix) |
d7b79b09 JB |
494 | "Variables are assumed to be square matrices" |
495 | (if calc-matrix-mode | |
496 | "Variables are assumed to be scalars (non-matrices)" | |
497 | "Variables are not assumed to be matrix or scalar"))))))) | |
136211a9 EZ |
498 | |
499 | (defun calc-set-simplify-mode (mode arg msg) | |
500 | (calc-change-mode 'calc-simplify-mode | |
501 | (if arg | |
502 | (and (> (prefix-numeric-value arg) 0) | |
503 | mode) | |
504 | (and (not (eq calc-simplify-mode mode)) | |
505 | mode))) | |
274f1353 | 506 | (message "%s" (if (eq calc-simplify-mode mode) |
136211a9 | 507 | msg |
cb196072 | 508 | "Default simplifications enabled"))) |
136211a9 EZ |
509 | |
510 | (defun calc-no-simplify-mode (arg) | |
511 | (interactive "P") | |
512 | (calc-wrapper | |
513 | (calc-set-simplify-mode 'none arg | |
cb196072 | 514 | "All default simplifications are disabled"))) |
136211a9 EZ |
515 | |
516 | (defun calc-num-simplify-mode (arg) | |
517 | (interactive "P") | |
518 | (calc-wrapper | |
519 | (calc-set-simplify-mode 'num arg | |
cb196072 | 520 | "Default simplifications apply only if arguments are numeric"))) |
136211a9 EZ |
521 | |
522 | (defun calc-default-simplify-mode (arg) | |
523 | (interactive "p") | |
524 | (cond ((= arg 1) | |
525 | (calc-wrapper | |
526 | (calc-set-simplify-mode | |
cb196072 | 527 | nil nil "Usual default simplifications are enabled"))) |
136211a9 EZ |
528 | ((= arg 0) (calc-num-simplify-mode 1)) |
529 | ((< arg 0) (calc-no-simplify-mode 1)) | |
530 | ((= arg 2) (calc-bin-simplify-mode 1)) | |
531 | ((= arg 3) (calc-alg-simplify-mode 1)) | |
532 | ((= arg 4) (calc-ext-simplify-mode 1)) | |
533 | ((= arg 5) (calc-units-simplify-mode 1)) | |
bf77c646 | 534 | (t (error "Prefix argument out of range")))) |
136211a9 EZ |
535 | |
536 | (defun calc-bin-simplify-mode (arg) | |
537 | (interactive "P") | |
538 | (calc-wrapper | |
539 | (calc-set-simplify-mode 'binary arg | |
cb196072 | 540 | (format "Binary simplification occurs by default (word size=%d)" |
bf77c646 | 541 | calc-word-size)))) |
136211a9 EZ |
542 | |
543 | (defun calc-alg-simplify-mode (arg) | |
544 | (interactive "P") | |
545 | (calc-wrapper | |
546 | (calc-set-simplify-mode 'alg arg | |
cb196072 | 547 | "Algebraic simplification occurs by default"))) |
136211a9 EZ |
548 | |
549 | (defun calc-ext-simplify-mode (arg) | |
550 | (interactive "P") | |
551 | (calc-wrapper | |
552 | (calc-set-simplify-mode 'ext arg | |
cb196072 | 553 | "Extended algebraic simplification occurs by default"))) |
136211a9 EZ |
554 | |
555 | (defun calc-units-simplify-mode (arg) | |
556 | (interactive "P") | |
557 | (calc-wrapper | |
558 | (calc-set-simplify-mode 'units arg | |
cb196072 | 559 | "Units simplification occurs by default"))) |
136211a9 EZ |
560 | |
561 | (defun calc-auto-recompute (arg) | |
562 | (interactive "P") | |
563 | (calc-wrapper | |
564 | (calc-change-mode 'calc-auto-recompute arg nil t) | |
565 | (calc-refresh-evaltos) | |
566 | (message (if calc-auto-recompute | |
cb196072 CW |
567 | "Automatically recomputing `=>' forms when necessary" |
568 | "Not recomputing `=>' forms automatically")))) | |
136211a9 EZ |
569 | |
570 | (defun calc-working (n) | |
571 | (interactive "P") | |
572 | (calc-wrapper | |
573 | (cond ((consp n) | |
574 | (calc-pop-push-record 0 "work" | |
575 | (cond ((eq calc-display-working-message t) 1) | |
576 | (calc-display-working-message 2) | |
577 | (t 0)))) | |
578 | ((eq n 2) (calc-change-mode 'calc-display-working-message 'lots)) | |
579 | ((eq n 0) (calc-change-mode 'calc-display-working-message nil)) | |
580 | ((eq n 1) (calc-change-mode 'calc-display-working-message t))) | |
581 | (cond ((eq calc-display-working-message t) | |
cb196072 | 582 | (message "\"Working...\" messages enabled")) |
136211a9 | 583 | (calc-display-working-message |
cb196072 | 584 | (message "Detailed \"Working...\" messages enabled")) |
136211a9 | 585 | (t |
cb196072 | 586 | (message "\"Working...\" messages disabled"))))) |
136211a9 EZ |
587 | |
588 | (defun calc-always-load-extensions () | |
589 | (interactive) | |
590 | (calc-wrapper | |
591 | (if (setq calc-always-load-extensions (not calc-always-load-extensions)) | |
cb196072 CW |
592 | (message "Always loading extensions package") |
593 | (message "Loading extensions package on demand only")))) | |
136211a9 EZ |
594 | |
595 | ||
596 | (defun calc-matrix-left-justify () | |
597 | (interactive) | |
598 | (calc-wrapper | |
599 | (calc-change-mode 'calc-matrix-just nil t) | |
cb196072 | 600 | (message "Matrix elements will be left-justified in columns"))) |
136211a9 EZ |
601 | |
602 | (defun calc-matrix-center-justify () | |
603 | (interactive) | |
604 | (calc-wrapper | |
605 | (calc-change-mode 'calc-matrix-just 'center t) | |
cb196072 | 606 | (message "Matrix elements will be centered in columns"))) |
136211a9 EZ |
607 | |
608 | (defun calc-matrix-right-justify () | |
609 | (interactive) | |
610 | (calc-wrapper | |
611 | (calc-change-mode 'calc-matrix-just 'right t) | |
cb196072 | 612 | (message "Matrix elements will be right-justified in columns"))) |
136211a9 EZ |
613 | |
614 | (defun calc-full-vectors (n) | |
615 | (interactive "P") | |
616 | (calc-wrapper | |
617 | (message (if (calc-change-mode 'calc-full-vectors n t t) | |
cb196072 CW |
618 | "Displaying long vectors in full" |
619 | "Displaying long vectors in [a, b, c, ..., z] notation")))) | |
136211a9 EZ |
620 | |
621 | (defun calc-full-trail-vectors (n) | |
622 | (interactive "P") | |
623 | (calc-wrapper | |
624 | (message (if (calc-change-mode 'calc-full-trail-vectors n nil t) | |
cb196072 CW |
625 | "Recording long vectors in full" |
626 | "Recording long vectors in [a, b, c, ..., z] notation")))) | |
136211a9 EZ |
627 | |
628 | (defun calc-break-vectors (n) | |
629 | (interactive "P") | |
630 | (calc-wrapper | |
631 | (message (if (calc-change-mode 'calc-break-vectors n t t) | |
cb196072 CW |
632 | "Displaying vector elements one-per-line" |
633 | "Displaying vector elements all on one line")))) | |
136211a9 EZ |
634 | |
635 | (defun calc-vector-commas () | |
636 | (interactive) | |
637 | (calc-wrapper | |
638 | (if (calc-change-mode 'calc-vector-commas (if calc-vector-commas nil ",") t) | |
cb196072 CW |
639 | (message "Separating vector elements with \",\"") |
640 | (message "Separating vector elements with spaces")))) | |
136211a9 EZ |
641 | |
642 | (defun calc-vector-brackets () | |
643 | (interactive) | |
644 | (calc-wrapper | |
645 | (if (calc-change-mode 'calc-vector-brackets | |
646 | (if (equal calc-vector-brackets "[]") nil "[]") t) | |
cb196072 CW |
647 | (message "Surrounding vectors with \"[]\"") |
648 | (message "Not surrounding vectors with brackets")))) | |
136211a9 EZ |
649 | |
650 | (defun calc-vector-braces () | |
651 | (interactive) | |
652 | (calc-wrapper | |
653 | (if (calc-change-mode 'calc-vector-brackets | |
654 | (if (equal calc-vector-brackets "{}") nil "{}") t) | |
cb196072 CW |
655 | (message "Surrounding vectors with \"{}\"") |
656 | (message "Not surrounding vectors with brackets")))) | |
136211a9 EZ |
657 | |
658 | (defun calc-vector-parens () | |
659 | (interactive) | |
660 | (calc-wrapper | |
661 | (if (calc-change-mode 'calc-vector-brackets | |
662 | (if (equal calc-vector-brackets "()") nil "()") t) | |
cb196072 CW |
663 | (message "Surrounding vectors with \"()\"") |
664 | (message "Not surrounding vectors with brackets")))) | |
136211a9 EZ |
665 | |
666 | (defun calc-matrix-brackets (arg) | |
38216c30 | 667 | (interactive "sCode letters (R, O, C): ") |
136211a9 EZ |
668 | (calc-wrapper |
669 | (let ((code (append (and (string-match "[rR]" arg) '(R)) | |
670 | (and (string-match "[oO]" arg) '(O)) | |
671 | (and (string-match "[cC]" arg) '(C)) | |
672 | (and (string-match "[pP]" arg) '(P)))) | |
673 | (bad (string-match "[^rRoOcCpP ]" arg))) | |
674 | (if bad | |
675 | (error "Unrecognized character: %c" (aref arg bad))) | |
bf77c646 | 676 | (calc-change-mode 'calc-matrix-brackets code t)))) |
136211a9 | 677 | |
123526a8 JB |
678 | (provide 'calc-mode) |
679 | ||
cbee283d | 680 | ;; arch-tag: ecc70eea-c712-43f2-9085-4205e58d6ddf |
bf77c646 | 681 | ;;; calc-mode.el ends here |