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author | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
---|---|---|
committer | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
commit | dd7595a3475407a7fa96a97393bae8c5220e8762 (patch) | |
tree | e341e911d7eb911a51684a7412ef7f7c7605d28e /libraries/edje/src/lib/edje_cache.c | |
parent | Add the skeleton. (diff) | |
download | SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.zip SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.gz SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.bz2 SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.xz |
Add the base Enlightenment Foundation Libraries - eina, eet, evas, ecore, embryo, and edje.
Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
Diffstat (limited to '')
-rw-r--r-- | libraries/edje/src/lib/edje_cache.c | 570 |
1 files changed, 570 insertions, 0 deletions
diff --git a/libraries/edje/src/lib/edje_cache.c b/libraries/edje/src/lib/edje_cache.c new file mode 100644 index 0000000..a8b355f --- /dev/null +++ b/libraries/edje/src/lib/edje_cache.c | |||
@@ -0,0 +1,570 @@ | |||
1 | #include "edje_private.h" | ||
2 | |||
3 | |||
4 | /** | ||
5 | * @cond | ||
6 | */ | ||
7 | |||
8 | static Eina_Hash *_edje_file_hash = NULL; | ||
9 | static int _edje_file_cache_size = 16; | ||
10 | static Eina_List *_edje_file_cache = NULL; | ||
11 | |||
12 | static int _edje_collection_cache_size = 16; | ||
13 | |||
14 | static Edje_Part_Collection * | ||
15 | _edje_file_coll_open(Edje_File *edf, const char *coll) | ||
16 | { | ||
17 | Edje_Part_Collection *edc = NULL; | ||
18 | Edje_Part_Collection_Directory_Entry *ce; | ||
19 | int id = -1, size = 0; | ||
20 | Eina_List *l; | ||
21 | char buf[256]; | ||
22 | char *buffer; | ||
23 | void *data; | ||
24 | |||
25 | ce = eina_hash_find(edf->collection, coll); | ||
26 | if (!ce) return NULL; | ||
27 | |||
28 | if (ce->ref) | ||
29 | { | ||
30 | ce->ref->references++; | ||
31 | return ce->ref; | ||
32 | } | ||
33 | |||
34 | EINA_LIST_FOREACH(edf->collection_cache, l, edc) | ||
35 | { | ||
36 | if (!strcmp(edc->part, coll)) | ||
37 | { | ||
38 | edc->references = 1; | ||
39 | ce->ref = edc; | ||
40 | |||
41 | edf->collection_cache = eina_list_remove_list(edf->collection_cache, l); | ||
42 | return ce->ref; | ||
43 | } | ||
44 | } | ||
45 | |||
46 | id = ce->id; | ||
47 | if (id < 0) return NULL; | ||
48 | |||
49 | #define INIT_EMP(Tp, Sz, Ce) \ | ||
50 | buffer = alloca(strlen(ce->entry) + strlen(#Tp) + 2); \ | ||
51 | sprintf(buffer, "%s/%s", ce->entry, #Tp); \ | ||
52 | Ce->mp.Tp = eina_mempool_add("one_big", buffer, NULL, sizeof (Sz), Ce->count.Tp); \ | ||
53 | _emp_##Tp = Ce->mp.Tp; | ||
54 | |||
55 | #define INIT_EMP_BOTH(Tp, Sz, Ce) \ | ||
56 | INIT_EMP(Tp, Sz, Ce) \ | ||
57 | Ce->mp_rtl.Tp = eina_mempool_add("one_big", buffer, NULL, \ | ||
58 | sizeof (Sz), Ce->count.Tp); | ||
59 | |||
60 | INIT_EMP_BOTH(RECTANGLE, Edje_Part_Description_Common, ce); | ||
61 | INIT_EMP_BOTH(TEXT, Edje_Part_Description_Text, ce); | ||
62 | INIT_EMP_BOTH(IMAGE, Edje_Part_Description_Image, ce); | ||
63 | INIT_EMP_BOTH(PROXY, Edje_Part_Description_Proxy, ce); | ||
64 | INIT_EMP_BOTH(SWALLOW, Edje_Part_Description_Common, ce); | ||
65 | INIT_EMP_BOTH(TEXTBLOCK, Edje_Part_Description_Text, ce); | ||
66 | INIT_EMP_BOTH(GROUP, Edje_Part_Description_Common, ce); | ||
67 | INIT_EMP_BOTH(BOX, Edje_Part_Description_Box, ce); | ||
68 | INIT_EMP_BOTH(TABLE, Edje_Part_Description_Table, ce); | ||
69 | INIT_EMP_BOTH(EXTERNAL, Edje_Part_Description_External, ce); | ||
70 | INIT_EMP(part, Edje_Part, ce); | ||
71 | |||
72 | snprintf(buf, sizeof(buf), "edje/collections/%i", id); | ||
73 | edc = eet_data_read(edf->ef, _edje_edd_edje_part_collection, buf); | ||
74 | if (!edc) return NULL; | ||
75 | |||
76 | edc->references = 1; | ||
77 | edc->part = ce->entry; | ||
78 | |||
79 | /* For Edje file build with Edje 1.0, people expect text.align to be 0.0 0.0 */ | ||
80 | if (edf->version <= 3 && edf->minor <= 1) | ||
81 | { | ||
82 | /* This will preserve previous rendering */ | ||
83 | unsigned int i; | ||
84 | |||
85 | for (i = 0; i < edc->parts_count; ++i) | ||
86 | { | ||
87 | if (edc->parts[i]->type == EDJE_PART_TYPE_TEXTBLOCK) | ||
88 | { | ||
89 | Edje_Part_Description_Text *text; | ||
90 | unsigned int j; | ||
91 | |||
92 | text = (Edje_Part_Description_Text*) edc->parts[i]->default_desc; | ||
93 | text->text.align.x = TO_DOUBLE(0.0); | ||
94 | text->text.align.y = TO_DOUBLE(0.0); | ||
95 | |||
96 | for (j = 0; j < edc->parts[i]->other.desc_count; ++j) | ||
97 | { | ||
98 | text = (Edje_Part_Description_Text*) edc->parts[i]->other.desc[j]; | ||
99 | text->text.align.x = TO_DOUBLE(0.0); | ||
100 | text->text.align.y = TO_DOUBLE(0.0); | ||
101 | } | ||
102 | } | ||
103 | } | ||
104 | } | ||
105 | |||
106 | snprintf(buf, sizeof(buf), "edje/scripts/embryo/compiled/%i", id); | ||
107 | data = eet_read(edf->ef, buf, &size); | ||
108 | |||
109 | if (data) | ||
110 | { | ||
111 | edc->script = embryo_program_new(data, size); | ||
112 | _edje_embryo_script_init(edc); | ||
113 | free(data); | ||
114 | } | ||
115 | |||
116 | snprintf(buf, sizeof(buf), "edje/scripts/lua/%i", id); | ||
117 | data = eet_read(edf->ef, buf, &size); | ||
118 | |||
119 | if (data) | ||
120 | { | ||
121 | _edje_lua2_script_load(edc, data, size); | ||
122 | free(data); | ||
123 | } | ||
124 | |||
125 | ce->ref = edc; | ||
126 | |||
127 | return edc; | ||
128 | } | ||
129 | |||
130 | static Edje_File * | ||
131 | _edje_file_open(const char *file, const char *coll, int *error_ret, Edje_Part_Collection **edc_ret) | ||
132 | { | ||
133 | Edje_File *edf; | ||
134 | Edje_Part_Collection *edc; | ||
135 | Eet_File *ef; | ||
136 | struct stat st; | ||
137 | |||
138 | if (stat(file, &st) != 0) | ||
139 | { | ||
140 | *error_ret = EDJE_LOAD_ERROR_DOES_NOT_EXIST; | ||
141 | return NULL; | ||
142 | } | ||
143 | |||
144 | ef = eet_open(file, EET_FILE_MODE_READ); | ||
145 | if (!ef) | ||
146 | { | ||
147 | *error_ret = EDJE_LOAD_ERROR_UNKNOWN_FORMAT; | ||
148 | return NULL; | ||
149 | } | ||
150 | edf = eet_data_read(ef, _edje_edd_edje_file, "edje/file"); | ||
151 | if (!edf) | ||
152 | { | ||
153 | *error_ret = EDJE_LOAD_ERROR_CORRUPT_FILE; | ||
154 | eet_close(ef); | ||
155 | return NULL; | ||
156 | } | ||
157 | |||
158 | edf->ef = ef; | ||
159 | edf->mtime = st.st_mtime; | ||
160 | |||
161 | if (edf->version != EDJE_FILE_VERSION) | ||
162 | { | ||
163 | *error_ret = EDJE_LOAD_ERROR_INCOMPATIBLE_FILE; | ||
164 | _edje_file_free(edf); | ||
165 | return NULL; | ||
166 | } | ||
167 | if (!edf->collection) | ||
168 | { | ||
169 | *error_ret = EDJE_LOAD_ERROR_CORRUPT_FILE; | ||
170 | _edje_file_free(edf); | ||
171 | return NULL; | ||
172 | } | ||
173 | |||
174 | if (edf->minor > EDJE_FILE_MINOR) | ||
175 | { | ||
176 | WRN("`%s` may use feature from a newer edje and could not show up as expected.", file); | ||
177 | } | ||
178 | |||
179 | edf->path = eina_stringshare_add(file); | ||
180 | edf->references = 1; | ||
181 | |||
182 | /* This should be done at edje generation time */ | ||
183 | _edje_textblock_style_parse_and_fix(edf); | ||
184 | |||
185 | if (coll) | ||
186 | { | ||
187 | edc = _edje_file_coll_open(edf, coll); | ||
188 | if (!edc) | ||
189 | { | ||
190 | *error_ret = EDJE_LOAD_ERROR_UNKNOWN_COLLECTION; | ||
191 | } | ||
192 | if (edc_ret) *edc_ret = edc; | ||
193 | } | ||
194 | |||
195 | return edf; | ||
196 | } | ||
197 | |||
198 | static void | ||
199 | _edje_file_dangling(Edje_File *edf) | ||
200 | { | ||
201 | if (edf->dangling) return; | ||
202 | edf->dangling = EINA_TRUE; | ||
203 | |||
204 | eina_hash_del(_edje_file_hash, edf->path, edf); | ||
205 | if (!eina_hash_population(_edje_file_hash)) | ||
206 | { | ||
207 | eina_hash_free(_edje_file_hash); | ||
208 | _edje_file_hash = NULL; | ||
209 | } | ||
210 | } | ||
211 | |||
212 | Edje_File * | ||
213 | _edje_cache_file_coll_open(const char *file, const char *coll, int *error_ret, Edje_Part_Collection **edc_ret) | ||
214 | { | ||
215 | Edje_File *edf; | ||
216 | Eina_List *l, *hist; | ||
217 | Edje_Part_Collection *edc; | ||
218 | Edje_Part *ep; | ||
219 | struct stat st; | ||
220 | |||
221 | if (stat(file, &st) != 0) | ||
222 | return NULL; | ||
223 | |||
224 | if (!_edje_file_hash) | ||
225 | { | ||
226 | _edje_file_hash = eina_hash_string_small_new(NULL); | ||
227 | goto open_new; | ||
228 | } | ||
229 | |||
230 | edf = eina_hash_find(_edje_file_hash, file); | ||
231 | if (edf) | ||
232 | { | ||
233 | if (edf->mtime != st.st_mtime) | ||
234 | { | ||
235 | _edje_file_dangling(edf); | ||
236 | goto open_new; | ||
237 | } | ||
238 | |||
239 | edf->references++; | ||
240 | goto open; | ||
241 | } | ||
242 | |||
243 | EINA_LIST_FOREACH(_edje_file_cache, l, edf) | ||
244 | { | ||
245 | if (!strcmp(edf->path, file)) | ||
246 | { | ||
247 | if (edf->mtime != st.st_mtime) | ||
248 | { | ||
249 | _edje_file_cache = eina_list_remove_list(_edje_file_cache, l); | ||
250 | _edje_file_free(edf); | ||
251 | goto open_new; | ||
252 | } | ||
253 | |||
254 | edf->references = 1; | ||
255 | _edje_file_cache = eina_list_remove_list(_edje_file_cache, l); | ||
256 | eina_hash_add(_edje_file_hash, file, edf); | ||
257 | goto open; | ||
258 | } | ||
259 | } | ||
260 | |||
261 | open_new: | ||
262 | if (!_edje_file_hash) | ||
263 | _edje_file_hash = eina_hash_string_small_new(NULL); | ||
264 | |||
265 | edf = _edje_file_open(file, coll, error_ret, edc_ret); | ||
266 | if (!edf) | ||
267 | return NULL; | ||
268 | |||
269 | eina_hash_add(_edje_file_hash, file, edf); | ||
270 | return edf; | ||
271 | |||
272 | open: | ||
273 | if (!coll) | ||
274 | return edf; | ||
275 | |||
276 | edc = _edje_file_coll_open(edf, coll); | ||
277 | if (!edc) | ||
278 | { | ||
279 | *error_ret = EDJE_LOAD_ERROR_UNKNOWN_COLLECTION; | ||
280 | } | ||
281 | else | ||
282 | { | ||
283 | if (!edc->checked) | ||
284 | { | ||
285 | unsigned int j; | ||
286 | |||
287 | for (j = 0; j < edc->parts_count; ++j) | ||
288 | { | ||
289 | Edje_Part *ep2; | ||
290 | |||
291 | ep = edc->parts[j]; | ||
292 | |||
293 | /* Register any color classes in this parts descriptions. */ | ||
294 | hist = NULL; | ||
295 | hist = eina_list_append(hist, ep); | ||
296 | ep2 = ep; | ||
297 | while (ep2->dragable.confine_id >= 0) | ||
298 | { | ||
299 | if (ep2->dragable.confine_id >= (int) edc->parts_count) | ||
300 | { | ||
301 | ERR("confine_to above limit. invalidating it."); | ||
302 | ep2->dragable.confine_id = -1; | ||
303 | break; | ||
304 | } | ||
305 | |||
306 | ep2 = edc->parts[ep2->dragable.confine_id]; | ||
307 | if (eina_list_data_find(hist, ep2)) | ||
308 | { | ||
309 | ERR("confine_to loops. invalidating loop."); | ||
310 | ep2->dragable.confine_id = -1; | ||
311 | break; | ||
312 | } | ||
313 | hist = eina_list_append(hist, ep2); | ||
314 | } | ||
315 | eina_list_free(hist); | ||
316 | hist = NULL; | ||
317 | hist = eina_list_append(hist, ep); | ||
318 | ep2 = ep; | ||
319 | while (ep2->dragable.event_id >= 0) | ||
320 | { | ||
321 | Edje_Part* prev; | ||
322 | |||
323 | if (ep2->dragable.event_id >= (int) edc->parts_count) | ||
324 | { | ||
325 | ERR("event_id above limit. invalidating it."); | ||
326 | ep2->dragable.event_id = -1; | ||
327 | break; | ||
328 | } | ||
329 | prev = ep2; | ||
330 | |||
331 | ep2 = edc->parts[ep2->dragable.event_id]; | ||
332 | if (!ep2->dragable.x && !ep2->dragable.y) | ||
333 | { | ||
334 | prev->dragable.event_id = -1; | ||
335 | break; | ||
336 | } | ||
337 | |||
338 | if (eina_list_data_find(hist, ep2)) | ||
339 | { | ||
340 | ERR("events_to loops. invalidating loop."); | ||
341 | ep2->dragable.event_id = -1; | ||
342 | break; | ||
343 | } | ||
344 | hist = eina_list_append(hist, ep2); | ||
345 | } | ||
346 | eina_list_free(hist); | ||
347 | hist = NULL; | ||
348 | hist = eina_list_append(hist, ep); | ||
349 | ep2 = ep; | ||
350 | while (ep2->clip_to_id >= 0) | ||
351 | { | ||
352 | if (ep2->clip_to_id >= (int) edc->parts_count) | ||
353 | { | ||
354 | ERR("clip_to_id above limit. invalidating it."); | ||
355 | ep2->clip_to_id = -1; | ||
356 | break; | ||
357 | } | ||
358 | |||
359 | ep2 = edc->parts[ep2->clip_to_id]; | ||
360 | if (eina_list_data_find(hist, ep2)) | ||
361 | { | ||
362 | ERR("clip_to loops. invalidating loop."); | ||
363 | ep2->clip_to_id = -1; | ||
364 | break; | ||
365 | } | ||
366 | hist = eina_list_append(hist, ep2); | ||
367 | } | ||
368 | eina_list_free(hist); | ||
369 | hist = NULL; | ||
370 | } | ||
371 | edc->checked = 1; | ||
372 | } | ||
373 | } | ||
374 | if (edc_ret) *edc_ret = edc; | ||
375 | |||
376 | return edf; | ||
377 | } | ||
378 | |||
379 | void | ||
380 | _edje_cache_coll_clean(Edje_File *edf) | ||
381 | { | ||
382 | while ((edf->collection_cache) && | ||
383 | (eina_list_count(edf->collection_cache) > (unsigned int) _edje_collection_cache_size)) | ||
384 | { | ||
385 | Edje_Part_Collection_Directory_Entry *ce; | ||
386 | Edje_Part_Collection *edc; | ||
387 | |||
388 | edc = eina_list_data_get(eina_list_last(edf->collection_cache)); | ||
389 | edf->collection_cache = eina_list_remove_list(edf->collection_cache, eina_list_last(edf->collection_cache)); | ||
390 | |||
391 | ce = eina_hash_find(edf->collection, edc->part); | ||
392 | _edje_collection_free(edf, edc, ce); | ||
393 | } | ||
394 | } | ||
395 | |||
396 | void | ||
397 | _edje_cache_coll_flush(Edje_File *edf) | ||
398 | { | ||
399 | while (edf->collection_cache) | ||
400 | { | ||
401 | Edje_Part_Collection_Directory_Entry *ce; | ||
402 | Edje_Part_Collection *edc; | ||
403 | Eina_List *last; | ||
404 | |||
405 | last = eina_list_last(edf->collection_cache); | ||
406 | edc = eina_list_data_get(last); | ||
407 | edf->collection_cache = eina_list_remove_list(edf->collection_cache, | ||
408 | last); | ||
409 | |||
410 | ce = eina_hash_find(edf->collection, edc->part); | ||
411 | _edje_collection_free(edf, edc, ce); | ||
412 | } | ||
413 | } | ||
414 | |||
415 | void | ||
416 | _edje_cache_coll_unref(Edje_File *edf, Edje_Part_Collection *edc) | ||
417 | { | ||
418 | Edje_Part_Collection_Directory_Entry *ce; | ||
419 | |||
420 | edc->references--; | ||
421 | if (edc->references != 0) return; | ||
422 | |||
423 | ce = eina_hash_find(edf->collection, edc->part); | ||
424 | if (!ce) | ||
425 | { | ||
426 | ERR("Something is wrong with reference count of '%s'.", edc->part); | ||
427 | } | ||
428 | else if (ce->ref) | ||
429 | { | ||
430 | ce->ref = NULL; | ||
431 | |||
432 | if (edf->dangling) | ||
433 | { | ||
434 | /* No need to keep the collection around if the file is dangling */ | ||
435 | _edje_collection_free(edf, edc, ce); | ||
436 | _edje_cache_coll_flush(edf); | ||
437 | } | ||
438 | else | ||
439 | { | ||
440 | edf->collection_cache = eina_list_prepend(edf->collection_cache, edc); | ||
441 | _edje_cache_coll_clean(edf); | ||
442 | } | ||
443 | } | ||
444 | } | ||
445 | |||
446 | static void | ||
447 | _edje_cache_file_clean(void) | ||
448 | { | ||
449 | int count; | ||
450 | |||
451 | count = eina_list_count(_edje_file_cache); | ||
452 | while ((_edje_file_cache) && (count > _edje_file_cache_size)) | ||
453 | { | ||
454 | Eina_List *last; | ||
455 | Edje_File *edf; | ||
456 | |||
457 | last = eina_list_last(_edje_file_cache); | ||
458 | edf = eina_list_data_get(last); | ||
459 | _edje_file_cache = eina_list_remove_list(_edje_file_cache, last); | ||
460 | _edje_file_free(edf); | ||
461 | count = eina_list_count(_edje_file_cache); | ||
462 | } | ||
463 | } | ||
464 | |||
465 | void | ||
466 | _edje_cache_file_unref(Edje_File *edf) | ||
467 | { | ||
468 | edf->references--; | ||
469 | if (edf->references != 0) return; | ||
470 | |||
471 | if (edf->dangling) | ||
472 | { | ||
473 | _edje_file_free(edf); | ||
474 | return; | ||
475 | } | ||
476 | |||
477 | eina_hash_del(_edje_file_hash, edf->path, edf); | ||
478 | if (!eina_hash_population(_edje_file_hash)) | ||
479 | { | ||
480 | eina_hash_free(_edje_file_hash); | ||
481 | _edje_file_hash = NULL; | ||
482 | } | ||
483 | _edje_file_cache = eina_list_prepend(_edje_file_cache, edf); | ||
484 | _edje_cache_file_clean(); | ||
485 | } | ||
486 | |||
487 | void | ||
488 | _edje_file_cache_shutdown(void) | ||
489 | { | ||
490 | edje_file_cache_flush(); | ||
491 | } | ||
492 | |||
493 | |||
494 | |||
495 | /** | ||
496 | * @endcond | ||
497 | */ | ||
498 | |||
499 | /*============================================================================* | ||
500 | * Global * | ||
501 | *============================================================================*/ | ||
502 | |||
503 | /*============================================================================* | ||
504 | * API * | ||
505 | *============================================================================*/ | ||
506 | |||
507 | |||
508 | EAPI void | ||
509 | edje_file_cache_set(int count) | ||
510 | { | ||
511 | if (count < 0) count = 0; | ||
512 | _edje_file_cache_size = count; | ||
513 | _edje_cache_file_clean(); | ||
514 | } | ||
515 | |||
516 | |||
517 | EAPI int | ||
518 | edje_file_cache_get(void) | ||
519 | { | ||
520 | return _edje_file_cache_size; | ||
521 | } | ||
522 | |||
523 | |||
524 | EAPI void | ||
525 | edje_file_cache_flush(void) | ||
526 | { | ||
527 | int ps; | ||
528 | |||
529 | ps = _edje_file_cache_size; | ||
530 | _edje_file_cache_size = 0; | ||
531 | _edje_cache_file_clean(); | ||
532 | _edje_file_cache_size = ps; | ||
533 | } | ||
534 | |||
535 | |||
536 | EAPI void | ||
537 | edje_collection_cache_set(int count) | ||
538 | { | ||
539 | Eina_List *l; | ||
540 | Edje_File *edf; | ||
541 | |||
542 | if (count < 0) count = 0; | ||
543 | _edje_collection_cache_size = count; | ||
544 | EINA_LIST_FOREACH(_edje_file_cache, l, edf) | ||
545 | _edje_cache_coll_clean(edf); | ||
546 | /* FIXME: freach in file hash too! */ | ||
547 | } | ||
548 | |||
549 | |||
550 | EAPI int | ||
551 | edje_collection_cache_get(void) | ||
552 | { | ||
553 | return _edje_collection_cache_size; | ||
554 | } | ||
555 | |||
556 | |||
557 | EAPI void | ||
558 | edje_collection_cache_flush(void) | ||
559 | { | ||
560 | int ps; | ||
561 | Eina_List *l; | ||
562 | Edje_File *edf; | ||
563 | |||
564 | ps = _edje_collection_cache_size; | ||
565 | _edje_collection_cache_size = 0; | ||
566 | EINA_LIST_FOREACH(_edje_file_cache, l, edf) | ||
567 | _edje_cache_coll_flush(edf); | ||
568 | /* FIXME: freach in file hash too! */ | ||
569 | _edje_collection_cache_size = ps; | ||
570 | } | ||