blob: d86668ce3280fcbc12dd3b5cae86b1dc5388a8cb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
;;; calc-incom.el --- complex data type input functions for Calc
;; Copyright (C) 1990-1993, 2001-2013 Free Software Foundation, Inc.
;; Author: David Gillespie <daveg@synaptics.com>
;; Maintainer: Jay Belanger <jay.p.belanger@gmail.com>
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
;; This file is autoloaded from calc-ext.el.
(require 'calc-ext)
(require 'calc-macs)
;;; Incomplete forms.
(defun calc-begin-complex ()
(interactive)
(calc-wrapper
(if (or calc-algebraic-mode calc-incomplete-algebraic-mode)
(calc-alg-entry "(")
(calc-push (list 'incomplete calc-complex-mode)))))
(defun calc-end-complex ()
(interactive)
(calc-comma t)
(calc-wrapper
(let ((top (calc-top 1)))
(if (and (eq (car-safe top) 'incomplete)
(eq (nth 1 top) 'intv))
(progn
(if (< (length top) 4)
(setq top (append top '((neg (var inf var-inf))))))
(if (< (length top) 5)
(setq top (append top '((var inf var-inf)))))
(calc-enter-result 1 "..)" (cdr top)))
(if (not (and (eq (car-safe top) 'incomplete)
(memq (nth 1 top) '(cplx polar))))
(error "Not entering a complex number"))
(while (< (length top) 4)
(setq top (append top '(0))))
(if (not (and (math-realp (nth 2 top))
(math-anglep (nth 3 top))))
(error "Components must be real"))
(calc-enter-result 1 "()" (cdr top))))))
(defun calc-begin-vector ()
(interactive)
(calc-wrapper
(if (or calc-algebraic-mode calc-incomplete-algebraic-mode)
(calc-alg-entry "[")
(calc-push '(incomplete vec)))))
(defun calc-end-vector ()
(interactive)
(calc-comma t)
(calc-wrapper
(let ((top (calc-top 1)))
(if (and (eq (car-safe top) 'incomplete)
(eq (nth 1 top) 'intv))
(progn
(if (< (length top) 4)
(setq top (append top '((neg (var inf var-inf))))))
(if (< (length top) 5)
(setq top (append top '((var inf var-inf)))))
(setcar (cdr (cdr top)) (1+ (nth 2 top)))
(calc-enter-result 1 "..]" (cdr top)))
(if (not (and (eq (car-safe top) 'incomplete)
(eq (nth 1 top) 'vec)))
(error "Not entering a vector"))
(calc-pop-push-record 1 "[]" (cdr top))))))
(defun calc-comma (&optional allow-polar)
(interactive)
(calc-wrapper
(let ((num (calc-find-first-incomplete
(nthcdr calc-stack-top calc-stack) 1)))
(if (= num 0)
(error "Not entering a vector or complex number"))
(let* ((inc (calc-top num))
(stuff (calc-top-list (1- num)))
(new (append inc stuff)))
(if (and (null stuff)
(not allow-polar)
(or (eq (nth 1 inc) 'vec)
(< (length new) 4)))
(setq new (append new
(if (= (length new) 2)
'(0)
(nthcdr (1- (length new)) new)))))
(or allow-polar
(if (eq (nth 1 new) 'polar)
(setq new (append '(incomplete cplx) (cdr (cdr new))))
(if (eq (nth 1 new) 'intv)
(setq new (append '(incomplete cplx)
(cdr (cdr (cdr new))))))))
(if (and (memq (nth 1 new) '(cplx polar))
(> (length new) 4))
(error "Too many components in complex number"))
(if (and (eq (nth 1 new) 'intv)
(> (length new) 5))
(error "Too many components in interval form"))
(calc-pop-push num new)))))
(defun calc-semi ()
(interactive)
(calc-wrapper
(let ((num (calc-find-first-incomplete
(nthcdr calc-stack-top calc-stack) 1)))
(if (= num 0)
(error "Not entering a vector or complex number"))
(let ((inc (calc-top num))
(stuff (calc-top-list (1- num))))
(if (eq (nth 1 inc) 'cplx)
(setq inc (append '(incomplete polar) (cdr (cdr inc))))
(if (eq (nth 1 inc) 'intv)
(setq inc (append '(incomplete polar) (cdr (cdr (cdr inc)))))))
(cond ((eq (nth 1 inc) 'polar)
(let ((new (append inc stuff)))
(if (> (length new) 4)
(error "Too many components in complex number")
(if (= (length new) 2)
(setq new (append new '(1)))))
(calc-pop-push num new)))
((null stuff)
(if (> (length inc) 2)
(if (math-vectorp (nth 2 inc))
(calc-comma)
(calc-pop-push 1
(list 'incomplete 'vec (cdr (cdr inc)))
(list 'incomplete 'vec)))))
((math-vectorp (car stuff))
(calc-comma))
((eq (car-safe (car-safe (nth (+ num calc-stack-top)
calc-stack))) 'incomplete)
(calc-end-vector)
(calc-comma)
(let ((calc-algebraic-mode nil)
(calc-incomplete-algebraic-mode nil))
(calc-begin-vector)))
((or (= (length inc) 2)
(math-vectorp (nth 2 inc)))
(calc-pop-push num
(append inc (list (cons 'vec stuff)))
(list 'incomplete 'vec)))
(t
(calc-pop-push num
(list 'incomplete 'vec
(cons 'vec (append (cdr (cdr inc)) stuff)))
(list 'incomplete 'vec))))))))
;; The following variables are initially declared in calc.el,
;; but are used by calc-digit-dots.
(defvar calc-prev-char)
(defvar calc-prev-prev-char)
(defvar calc-digit-value)
(defun calc-digit-dots ()
(if (eq calc-prev-char ?.)
(progn
(delete-char -1)
(if (calc-minibuffer-contains ".*\\.\\'")
(delete-char -1))
(setq calc-prev-char 'dots
last-command-event 32)
(if calc-prev-prev-char
(calcDigit-nondigit)
(setq calc-digit-value nil)
(let ((inhibit-read-only t))
(erase-buffer))
(exit-minibuffer)))
;; just ignore extra decimal point, anticipating ".."
(delete-char -1)))
(defun calc-dots ()
(interactive)
(calc-wrapper
(let ((num (calc-find-first-incomplete
(nthcdr calc-stack-top calc-stack) 1)))
(if (= num 0)
(error "Not entering an interval form"))
(let* ((inc (calc-top num))
(stuff (calc-top-list (1- num)))
(new (append inc stuff)))
(if (not (eq (nth 1 new) 'intv))
(setq new (append '(incomplete intv)
(if (eq (nth 1 new) 'vec) '(2) '(0))
(cdr (cdr new)))))
(if (and (null stuff)
(= (length new) 3))
(setq new (append new '((neg (var inf var-inf))))))
(if (> (length new) 5)
(error "Too many components in interval form"))
(calc-pop-push num new)))))
(defun calc-find-first-incomplete (stack n)
(cond ((null stack)
0)
((eq (car-safe (car-safe (car stack))) 'incomplete)
n)
(t
(calc-find-first-incomplete (cdr stack) (1+ n)))))
(defun calc-incomplete-error (a)
(cond ((memq (nth 1 a) '(cplx polar))
(error "Complex number is incomplete"))
((eq (nth 1 a) 'vec)
(error "Vector is incomplete"))
((eq (nth 1 a) 'intv)
(error "Interval form is incomplete"))
(t (error "Object is incomplete"))))
(provide 'calc-incom)
;;; calc-incom.el ends here
|
