1278
|
1 /* |
|
2 |
2847
|
3 Copyright (C) 1996, 1997 John W. Eaton |
1278
|
4 |
|
5 This file is part of Octave. |
|
6 |
|
7 Octave is free software; you can redistribute it and/or modify it |
|
8 under the terms of the GNU General Public License as published by the |
|
9 Free Software Foundation; either version 2, or (at your option) any |
|
10 later version. |
|
11 |
|
12 Octave is distributed in the hope that it will be useful, but WITHOUT |
|
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
15 for more details. |
|
16 |
|
17 You should have received a copy of the GNU General Public License |
|
18 along with Octave; see the file COPYING. If not, write to the Free |
5307
|
19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
|
20 02110-1301, USA. |
1278
|
21 |
|
22 */ |
|
23 |
|
24 #ifdef HAVE_CONFIG_H |
|
25 #include <config.h> |
|
26 #endif |
|
27 |
3932
|
28 #include "error.h" |
1755
|
29 #include "str-vec.h" |
|
30 |
1278
|
31 #include "oct-map.h" |
|
32 #include "utils.h" |
|
33 |
5328
|
34 Cell& |
|
35 Octave_map::contents (const std::string& k) |
|
36 { |
|
37 return map[k]; |
|
38 } |
|
39 |
4513
|
40 Cell |
4675
|
41 Octave_map::contents (const std::string& k) const |
4197
|
42 { |
4587
|
43 const_iterator p = seek (k); |
4197
|
44 |
4513
|
45 return p != end () ? p->second : Cell (); |
4197
|
46 } |
|
47 |
5156
|
48 int |
|
49 Octave_map::intfield (const std::string& k, int def_val) const |
|
50 { |
|
51 int retval = def_val; |
|
52 |
|
53 Cell c = contents (k); |
|
54 |
|
55 if (! c.is_empty ()) |
|
56 retval = c(0).int_value (); |
|
57 |
|
58 return retval; |
|
59 } |
|
60 |
|
61 std::string |
|
62 Octave_map::stringfield (const std::string& k, |
|
63 const std::string& def_val) const |
|
64 { |
|
65 std::string retval = def_val; |
|
66 |
|
67 Cell c = contents (k); |
|
68 |
|
69 if (! c.is_empty ()) |
|
70 retval = c(0).string_value (); |
|
71 |
|
72 return retval; |
|
73 } |
|
74 |
1755
|
75 string_vector |
3933
|
76 Octave_map::keys (void) const |
1278
|
77 { |
5275
|
78 octave_idx_type len = length (); |
1287
|
79 |
1755
|
80 string_vector names (len); |
1278
|
81 |
5275
|
82 octave_idx_type i = 0; |
4219
|
83 for (const_iterator p = begin (); p != end (); p++) |
1755
|
84 names[i++] = key (p); |
1278
|
85 |
|
86 return names; |
|
87 } |
|
88 |
4567
|
89 Octave_map |
5571
|
90 Octave_map::transpose (void) const |
|
91 { |
|
92 assert (ndims () == 2); |
|
93 dim_vector dv = dims (); |
|
94 |
|
95 Octave_map retval (dim_vector (dv(1), dv(0))); |
|
96 |
|
97 for (const_iterator p = begin (); p != end (); p++) |
|
98 retval.assign (key(p), Cell (contents(p).transpose ())); |
|
99 |
|
100 return retval; |
|
101 } |
|
102 |
|
103 Octave_map |
4567
|
104 Octave_map::reshape (const dim_vector& new_dims) const |
|
105 { |
|
106 Octave_map retval; |
|
107 |
|
108 if (new_dims != dims ()) |
|
109 { |
|
110 for (const_iterator p = begin (); p != end (); p++) |
4675
|
111 retval.assign (key(p), contents(p).reshape (new_dims)); |
4567
|
112 |
4936
|
113 retval.dimensions = new_dims; |
4567
|
114 } |
4936
|
115 else |
|
116 retval = *this; |
4567
|
117 |
|
118 return retval; |
|
119 } |
|
120 |
5275
|
121 octave_idx_type |
4561
|
122 Octave_map::numel (void) const |
3932
|
123 { |
5275
|
124 octave_idx_type retval; |
4561
|
125 |
|
126 if (empty ()) |
|
127 retval = 0; |
|
128 else |
3932
|
129 { |
4561
|
130 Cell tmp = contents (begin ()); |
|
131 retval = tmp.numel (); |
3932
|
132 } |
4121
|
133 |
4561
|
134 return retval; |
3932
|
135 } |
|
136 |
4936
|
137 Octave_map |
|
138 Octave_map::resize (const dim_vector& dv) const |
|
139 { |
|
140 Octave_map retval; |
|
141 |
|
142 if (dv != dims ()) |
|
143 { |
|
144 for (const_iterator p = begin (); p != end (); p++) |
|
145 { |
|
146 Cell tmp = contents(p); |
|
147 tmp.resize(dv); |
|
148 retval.assign (key(p), tmp); |
|
149 } |
|
150 |
|
151 retval.dimensions = dv; |
|
152 } |
|
153 else |
|
154 retval = *this; |
|
155 |
|
156 |
|
157 return retval; |
|
158 } |
|
159 |
4915
|
160 Octave_map |
5275
|
161 Octave_map::concat (const Octave_map& rb, const Array<octave_idx_type>& ra_idx) |
4806
|
162 { |
4937
|
163 Octave_map retval; |
4936
|
164 |
5073
|
165 if (length() == rb.length()) |
4936
|
166 { |
5073
|
167 for (Octave_map::const_iterator pa = begin (); pa != end (); pa++) |
4936
|
168 { |
5073
|
169 Octave_map::const_iterator pb = rb.seek (key(pa)); |
4937
|
170 |
5003
|
171 if (pb == rb.end ()) |
4937
|
172 { |
|
173 error ("field name mismatch in structure concatenation"); |
|
174 break; |
|
175 } |
4936
|
176 |
5073
|
177 retval.assign (key(pa), |
|
178 contents(pa).insert (rb.contents(pb), ra_idx)); |
4937
|
179 } |
4936
|
180 } |
4937
|
181 else |
|
182 error ("field name mismatch in structure concatenation"); |
|
183 |
4915
|
184 return retval; |
4806
|
185 } |
|
186 |
4197
|
187 static string_vector |
|
188 equiv_keys (const Octave_map& a, const Octave_map& b) |
|
189 { |
|
190 string_vector retval; |
|
191 |
|
192 string_vector a_keys = a.keys().qsort (); |
|
193 string_vector b_keys = b.keys().qsort (); |
|
194 |
5275
|
195 octave_idx_type a_len = a_keys.length (); |
|
196 octave_idx_type b_len = b_keys.length (); |
4197
|
197 |
|
198 if (a_len == b_len) |
|
199 { |
5275
|
200 for (octave_idx_type i = 0; i < a_len; i++) |
4197
|
201 { |
|
202 if (a_keys[i] != b_keys[i]) |
|
203 return retval; |
|
204 } |
|
205 |
|
206 retval = a_keys; |
|
207 } |
|
208 |
|
209 return retval; |
|
210 } |
|
211 |
|
212 Octave_map& |
5592
|
213 Octave_map::maybe_delete_elements (const octave_value_list& idx) |
|
214 { |
|
215 string_vector t_keys = keys(); |
|
216 octave_idx_type len = t_keys.length (); |
|
217 |
|
218 if (len > 0) |
|
219 { |
|
220 for (octave_idx_type i = 0; i < len; i++) |
|
221 { |
|
222 std::string k = t_keys[i]; |
|
223 |
|
224 map[k] = contents (k).assign (idx, Cell()); |
|
225 |
|
226 if (error_state) |
|
227 break; |
|
228 } |
|
229 |
|
230 if (!error_state) |
|
231 dimensions = contents(t_keys[0]).dims(); |
|
232 } |
|
233 |
|
234 return *this; |
|
235 } |
|
236 |
|
237 Octave_map& |
4513
|
238 Octave_map::assign (const octave_value_list& idx, const Octave_map& rhs) |
4197
|
239 { |
|
240 string_vector t_keys = empty () ? rhs.keys () : equiv_keys (*this, rhs); |
|
241 |
|
242 if (! t_keys.empty ()) |
|
243 { |
5275
|
244 octave_idx_type len = t_keys.length (); |
4197
|
245 |
5275
|
246 for (octave_idx_type i = 0; i < len; i++) |
4197
|
247 { |
4587
|
248 std::string k = t_keys[i]; |
4197
|
249 |
4675
|
250 Cell t_rhs = rhs.contents (k); |
4197
|
251 |
4587
|
252 assign (idx, k, t_rhs); |
4197
|
253 |
|
254 if (error_state) |
|
255 break; |
|
256 } |
|
257 } |
|
258 else |
|
259 error ("field name mismatch in structure assignment"); |
|
260 |
|
261 return *this; |
|
262 } |
|
263 |
4561
|
264 static dim_vector |
|
265 common_size (const dim_vector& a, const dim_vector& b) |
|
266 { |
|
267 dim_vector retval; |
|
268 |
5275
|
269 octave_idx_type a_len = a.length (); |
|
270 octave_idx_type b_len = b.length (); |
4561
|
271 |
5275
|
272 octave_idx_type new_len = std::max (a_len, b_len); |
|
273 octave_idx_type min_len = std::min (a_len, b_len); |
4561
|
274 |
|
275 retval.resize (new_len); |
|
276 |
5275
|
277 for (octave_idx_type i = 0; i < min_len; i++) |
4561
|
278 retval(i) = std::max (a(i), b(i)); |
|
279 |
|
280 if (a_len < b_len) |
|
281 { |
5275
|
282 for (octave_idx_type i = min_len; i < b_len; i++) |
4561
|
283 retval(i) = b(i); |
|
284 } |
|
285 else if (a_len > b_len) |
|
286 { |
5275
|
287 for (octave_idx_type i = min_len; i < a_len; i++) |
4561
|
288 retval(i) = a(i); |
|
289 } |
|
290 |
|
291 return retval; |
|
292 } |
|
293 |
3932
|
294 Octave_map& |
4587
|
295 Octave_map::assign (const octave_value_list& idx, const std::string& k, |
4513
|
296 const Cell& rhs) |
3932
|
297 { |
4587
|
298 Cell tmp = map[k]; |
3932
|
299 |
4216
|
300 octave_value fill_value = Matrix (); |
|
301 |
|
302 tmp.assign (idx, rhs, fill_value); |
3932
|
303 |
|
304 if (! error_state) |
|
305 { |
4561
|
306 dim_vector rhs_dims = tmp.dims (); |
3943
|
307 |
4561
|
308 dim_vector curr_dims = dims (); |
|
309 |
|
310 dim_vector new_dims = common_size (rhs_dims, curr_dims); |
3932
|
311 |
4561
|
312 if (new_dims != rhs_dims) |
3932
|
313 { |
4625
|
314 tmp.resize (new_dims, fill_value); |
3943
|
315 } |
5329
|
316 |
|
317 if (new_dims != curr_dims) |
3943
|
318 { |
4219
|
319 for (iterator p = begin (); p != end (); p++) |
5328
|
320 contents(p).resize (new_dims, fill_value); |
4561
|
321 } |
3932
|
322 |
4561
|
323 dimensions = new_dims; |
3932
|
324 |
4587
|
325 map[k] = tmp; |
3932
|
326 } |
|
327 |
|
328 return *this; |
|
329 } |
|
330 |
3933
|
331 Octave_map& |
4675
|
332 Octave_map::assign (const std::string& k, const octave_value& rhs) |
|
333 { |
|
334 if (empty ()) |
|
335 { |
|
336 map[k] = Cell (rhs); |
|
337 |
|
338 dimensions = dim_vector (1, 1); |
|
339 } |
|
340 else |
|
341 { |
|
342 dim_vector dv = dims (); |
|
343 |
|
344 if (dv.all_ones ()) |
|
345 map[k] = Cell (rhs); |
|
346 else |
|
347 error ("invalid structure assignment"); |
|
348 } |
|
349 |
|
350 return *this; |
|
351 } |
|
352 |
|
353 Octave_map& |
4587
|
354 Octave_map::assign (const std::string& k, const Cell& rhs) |
3933
|
355 { |
4219
|
356 if (empty ()) |
4563
|
357 { |
4587
|
358 map[k] = rhs; |
4563
|
359 |
4730
|
360 dimensions = rhs.dims (); |
4563
|
361 } |
3933
|
362 else |
|
363 { |
4562
|
364 if (dims () == rhs.dims ()) |
4587
|
365 map[k] = rhs; |
3933
|
366 else |
|
367 error ("invalid structure assignment"); |
|
368 } |
|
369 |
|
370 return *this; |
|
371 } |
|
372 |
|
373 Octave_map |
4513
|
374 Octave_map::index (const octave_value_list& idx) |
3933
|
375 { |
|
376 Octave_map retval; |
|
377 |
5435
|
378 if (idx.length () > 0) |
3933
|
379 { |
5435
|
380 for (iterator p = begin (); p != end (); p++) |
|
381 { |
|
382 Cell tmp = contents(p).index (idx); |
3933
|
383 |
5435
|
384 if (error_state) |
|
385 break; |
3933
|
386 |
5435
|
387 retval.assign (key(p), tmp); |
|
388 } |
3933
|
389 } |
5435
|
390 else |
5539
|
391 retval = *this; |
3933
|
392 |
5539
|
393 return retval; |
3933
|
394 } |
|
395 |
1278
|
396 /* |
|
397 ;;; Local Variables: *** |
|
398 ;;; mode: C++ *** |
|
399 ;;; End: *** |
|
400 */ |