7  * license or royalty fees, to use, copy, modify, and distribute this
14  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
32 #include "hb-ot-layout.hh"
33 #include "hb-ot-shape.hh"
34 #include "hb-ot-shape-normalize.hh"
63   HB_OT_SHAPER_IMPLEMENT (use) \
64   /* ^--- Add new shapers here; keep sorted. */
71    * Shapers should use plan->map to add their features and callbacks.
78    * Shapers should use plan->map to override features and add callbacks after
87    * Whatever shapers return will be accessible through plan->data later.
94    * plan->data is passed here for destruction.
103    * Shapers can use to modify text before shaping starts.
112    * Shapers can use to modify glyphs after shaping ends.
140    * Shapers should use map to get feature masks and set on buffer.
150    * Shapers can use to modify ordering of combining marks.
187     /* Unicode-1.1 additions */  in hb_ot_shaper_categorize()
188     case HB_SCRIPT_ARABIC:  in hb_ot_shaper_categorize()
190     /* Unicode-3.0 additions */  in hb_ot_shaper_categorize()
191     case HB_SCRIPT_SYRIAC:  in hb_ot_shaper_categorize()
193       /* For Arabic script, use the Arabic shaper even if no OT script tag was found.  in hb_ot_shaper_categorize()
196        * vertical text, just use the generic shaper instead. */  in hb_ot_shaper_categorize()
204     /* Unicode-1.1 additions */  in hb_ot_shaper_categorize()
205     case HB_SCRIPT_THAI:  in hb_ot_shaper_categorize()
206     case HB_SCRIPT_LAO:  in hb_ot_shaper_categorize()
211     /* Unicode-1.1 additions */  in hb_ot_shaper_categorize()
212     case HB_SCRIPT_HANGUL:  in hb_ot_shaper_categorize()
217     /* Unicode-1.1 additions */  in hb_ot_shaper_categorize()
218     case HB_SCRIPT_HEBREW:  in hb_ot_shaper_categorize()
223     /* Unicode-1.1 additions */  in hb_ot_shaper_categorize()
224     case HB_SCRIPT_BENGALI:  in hb_ot_shaper_categorize()
225     case HB_SCRIPT_DEVANAGARI:  in hb_ot_shaper_categorize()
226     case HB_SCRIPT_GUJARATI:  in hb_ot_shaper_categorize()
227     case HB_SCRIPT_GURMUKHI:  in hb_ot_shaper_categorize()
228     case HB_SCRIPT_KANNADA:  in hb_ot_shaper_categorize()
229     case HB_SCRIPT_MALAYALAM:  in hb_ot_shaper_categorize()
230     case HB_SCRIPT_ORIYA:  in hb_ot_shaper_categorize()
231     case HB_SCRIPT_TAMIL:  in hb_ot_shaper_categorize()
232     case HB_SCRIPT_TELUGU:  in hb_ot_shaper_categorize()
235        * (or we ended up arbitrarily pick 'latn'), use the default shaper.  in hb_ot_shaper_categorize()
236        * Otherwise, use the specific shaper.  in hb_ot_shaper_categorize()
238        * If it's indy3 tag, send to USE. */  in hb_ot_shaper_categorize()
247     case HB_SCRIPT_KHMER:  in hb_ot_shaper_categorize()
250     case HB_SCRIPT_MYANMAR:  in hb_ot_shaper_categorize()
252        * (or we ended up arbitrarily pick 'latn'), use the default shaper.  in hb_ot_shaper_categorize()
253        * Otherwise, use the specific shaper.  in hb_ot_shaper_categorize()
268     case HB_SCRIPT_MYANMAR_ZAWGYI:  in hb_ot_shaper_categorize()
275     /* Unicode-2.0 additions */  in hb_ot_shaper_categorize()
276     case HB_SCRIPT_TIBETAN:  in hb_ot_shaper_categorize()
278     /* Unicode-3.0 additions */  in hb_ot_shaper_categorize()
279     case HB_SCRIPT_MONGOLIAN:  in hb_ot_shaper_categorize()
280     case HB_SCRIPT_SINHALA:  in hb_ot_shaper_categorize()
282     /* Unicode-3.2 additions */  in hb_ot_shaper_categorize()
283     case HB_SCRIPT_BUHID:  in hb_ot_shaper_categorize()
284     case HB_SCRIPT_HANUNOO:  in hb_ot_shaper_categorize()
285     case HB_SCRIPT_TAGALOG:  in hb_ot_shaper_categorize()
286     case HB_SCRIPT_TAGBANWA:  in hb_ot_shaper_categorize()
288     /* Unicode-4.0 additions */  in hb_ot_shaper_categorize()
289     case HB_SCRIPT_LIMBU:  in hb_ot_shaper_categorize()
290     case HB_SCRIPT_TAI_LE:  in hb_ot_shaper_categorize()
292     /* Unicode-4.1 additions */  in hb_ot_shaper_categorize()
293     case HB_SCRIPT_BUGINESE:  in hb_ot_shaper_categorize()
294     case HB_SCRIPT_KHAROSHTHI:  in hb_ot_shaper_categorize()
295     case HB_SCRIPT_SYLOTI_NAGRI:  in hb_ot_shaper_categorize()
296     case HB_SCRIPT_TIFINAGH:  in hb_ot_shaper_categorize()
298     /* Unicode-5.0 additions */  in hb_ot_shaper_categorize()
299     case HB_SCRIPT_BALINESE:  in hb_ot_shaper_categorize()
300     case HB_SCRIPT_NKO:  in hb_ot_shaper_categorize()
301     case HB_SCRIPT_PHAGS_PA:  in hb_ot_shaper_categorize()
303     /* Unicode-5.1 additions */  in hb_ot_shaper_categorize()
304     case HB_SCRIPT_CHAM:  in hb_ot_shaper_categorize()
305     case HB_SCRIPT_KAYAH_LI:  in hb_ot_shaper_categorize()
306     case HB_SCRIPT_LEPCHA:  in hb_ot_shaper_categorize()
307     case HB_SCRIPT_REJANG:  in hb_ot_shaper_categorize()
308     case HB_SCRIPT_SAURASHTRA:  in hb_ot_shaper_categorize()
309     case HB_SCRIPT_SUNDANESE:  in hb_ot_shaper_categorize()
311     /* Unicode-5.2 additions */  in hb_ot_shaper_categorize()
312     case HB_SCRIPT_EGYPTIAN_HIEROGLYPHS:  in hb_ot_shaper_categorize()
313     case HB_SCRIPT_JAVANESE:  in hb_ot_shaper_categorize()
314     case HB_SCRIPT_KAITHI:  in hb_ot_shaper_categorize()
315     case HB_SCRIPT_MEETEI_MAYEK:  in hb_ot_shaper_categorize()
316     case HB_SCRIPT_TAI_THAM:  in hb_ot_shaper_categorize()
317     case HB_SCRIPT_TAI_VIET:  in hb_ot_shaper_categorize()
319     /* Unicode-6.0 additions */  in hb_ot_shaper_categorize()
320     case HB_SCRIPT_BATAK:  in hb_ot_shaper_categorize()
321     case HB_SCRIPT_BRAHMI:  in hb_ot_shaper_categorize()
322     case HB_SCRIPT_MANDAIC:  in hb_ot_shaper_categorize()
324     /* Unicode-6.1 additions */  in hb_ot_shaper_categorize()
325     case HB_SCRIPT_CHAKMA:  in hb_ot_shaper_categorize()
326     case HB_SCRIPT_MIAO:  in hb_ot_shaper_categorize()
327     case HB_SCRIPT_SHARADA:  in hb_ot_shaper_categorize()
328     case HB_SCRIPT_TAKRI:  in hb_ot_shaper_categorize()
330     /* Unicode-7.0 additions */  in hb_ot_shaper_categorize()
331     case HB_SCRIPT_DUPLOYAN:  in hb_ot_shaper_categorize()
332     case HB_SCRIPT_GRANTHA:  in hb_ot_shaper_categorize()
333     case HB_SCRIPT_KHOJKI:  in hb_ot_shaper_categorize()
334     case HB_SCRIPT_KHUDAWADI:  in hb_ot_shaper_categorize()
335     case HB_SCRIPT_MAHAJANI:  in hb_ot_shaper_categorize()
336     case HB_SCRIPT_MANICHAEAN:  in hb_ot_shaper_categorize()
337     case HB_SCRIPT_MODI:  in hb_ot_shaper_categorize()
338     case HB_SCRIPT_PAHAWH_HMONG:  in hb_ot_shaper_categorize()
339     case HB_SCRIPT_PSALTER_PAHLAVI:  in hb_ot_shaper_categorize()
340     case HB_SCRIPT_SIDDHAM:  in hb_ot_shaper_categorize()
341     case HB_SCRIPT_TIRHUTA:  in hb_ot_shaper_categorize()
343     /* Unicode-8.0 additions */  in hb_ot_shaper_categorize()
344     case HB_SCRIPT_AHOM:  in hb_ot_shaper_categorize()
345     case HB_SCRIPT_MULTANI:  in hb_ot_shaper_categorize()
347     /* Unicode-9.0 additions */  in hb_ot_shaper_categorize()
348     case HB_SCRIPT_ADLAM:  in hb_ot_shaper_categorize()
349     case HB_SCRIPT_BHAIKSUKI:  in hb_ot_shaper_categorize()
350     case HB_SCRIPT_MARCHEN:  in hb_ot_shaper_categorize()
351     case HB_SCRIPT_NEWA:  in hb_ot_shaper_categorize()
353     /* Unicode-10.0 additions */  in hb_ot_shaper_categorize()
354     case HB_SCRIPT_MASARAM_GONDI:  in hb_ot_shaper_categorize()
355     case HB_SCRIPT_SOYOMBO:  in hb_ot_shaper_categorize()
356     case HB_SCRIPT_ZANABAZAR_SQUARE:  in hb_ot_shaper_categorize()
358     /* Unicode-11.0 additions */  in hb_ot_shaper_categorize()
359     case HB_SCRIPT_DOGRA:  in hb_ot_shaper_categorize()
360     case HB_SCRIPT_GUNJALA_GONDI:  in hb_ot_shaper_categorize()
361     case HB_SCRIPT_HANIFI_ROHINGYA:  in hb_ot_shaper_categorize()
362     case HB_SCRIPT_MAKASAR:  in hb_ot_shaper_categorize()
363     case HB_SCRIPT_MEDEFAIDRIN:  in hb_ot_shaper_categorize()
364     case HB_SCRIPT_OLD_SOGDIAN:  in hb_ot_shaper_categorize()
365     case HB_SCRIPT_SOGDIAN:  in hb_ot_shaper_categorize()
367     /* Unicode-12.0 additions */  in hb_ot_shaper_categorize()
368     case HB_SCRIPT_ELYMAIC:  in hb_ot_shaper_categorize()
369     case HB_SCRIPT_NANDINAGARI:  in hb_ot_shaper_categorize()
370     case HB_SCRIPT_NYIAKENG_PUACHUE_HMONG:  in hb_ot_shaper_categorize()
371     case HB_SCRIPT_WANCHO:  in hb_ot_shaper_categorize()
373     /* Unicode-13.0 additions */  in hb_ot_shaper_categorize()
374     case HB_SCRIPT_CHORASMIAN:  in hb_ot_shaper_categorize()
375     case HB_SCRIPT_DIVES_AKURU:  in hb_ot_shaper_categorize()
376     case HB_SCRIPT_KHITAN_SMALL_SCRIPT:  in hb_ot_shaper_categorize()
377     case HB_SCRIPT_YEZIDI:  in hb_ot_shaper_categorize()
379     /* Unicode-14.0 additions */  in hb_ot_shaper_categorize()
380     case HB_SCRIPT_CYPRO_MINOAN:  in hb_ot_shaper_categorize()
381     case HB_SCRIPT_OLD_UYGHUR:  in hb_ot_shaper_categorize()
382     case HB_SCRIPT_TANGSA:  in hb_ot_shaper_categorize()
383     case HB_SCRIPT_TOTO:  in hb_ot_shaper_categorize()
384     case HB_SCRIPT_VITHKUQI:  in hb_ot_shaper_categorize()
386     /* Unicode-15.0 additions */  in hb_ot_shaper_categorize()
387     case HB_SCRIPT_KAWI:  in hb_ot_shaper_categorize()
388     case HB_SCRIPT_NAG_MUNDARI:  in hb_ot_shaper_categorize()
390     /* Unicode-16.0 additions */  in hb_ot_shaper_categorize()
391     case HB_SCRIPT_GARAY:  in hb_ot_shaper_categorize()
392     case HB_SCRIPT_GURUNG_KHEMA:  in hb_ot_shaper_categorize()
393     case HB_SCRIPT_KIRAT_RAI:  in hb_ot_shaper_categorize()
394     case HB_SCRIPT_OL_ONAL:  in hb_ot_shaper_categorize()
395     case HB_SCRIPT_SUNUWAR:  in hb_ot_shaper_categorize()
396     case HB_SCRIPT_TODHRI:  in hb_ot_shaper_categorize()
397     case HB_SCRIPT_TULU_TIGALARI:  in hb_ot_shaper_categorize()
400        * (or we ended up arbitrarily pick 'latn'), use the default shaper.  in hb_ot_shaper_categorize()
401        * Otherwise, use the specific shaper.  in hb_ot_shaper_categorize()