enum hb_ot_shape_zero_width_marks_type_t {
HB_OT_SHAPE_ZERO_WIDTH_MARKS_NONE,
+// HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_UNICODE_EARLY,
+ HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_UNICODE_LATE,
HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_GDEF_EARLY,
- HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_GDEF_LATE
+ HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_GDEF_LATE,
+
+ HB_OT_SHAPE_ZERO_WIDTH_MARKS_DEFAULT = HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_UNICODE_LATE
};
HB_COMPLEX_SHAPER_IMPLEMENT (myanmar_old) \
HB_COMPLEX_SHAPER_IMPLEMENT (indic) \
HB_COMPLEX_SHAPER_IMPLEMENT (myanmar) \
+ HB_COMPLEX_SHAPER_IMPLEMENT (sea) \
HB_COMPLEX_SHAPER_IMPLEMENT (thai) \
HB_COMPLEX_SHAPER_IMPLEMENT (tibetan) \
- HB_COMPLEX_SHAPER_IMPLEMENT (use) \
/* ^--- Add new shapers here */
hb_buffer_t *buffer,
hb_font_t *font);
- /* postprocess_glyphs()
- * Called during shape().
- * Shapers can use to modify glyphs after shaping ends.
- * May be NULL.
- */
- void (*postprocess_glyphs) (const hb_ot_shape_plan_t *plan,
- hb_buffer_t *buffer,
- hb_font_t *font);
-
hb_ot_shape_normalization_mode_t normalization_preference;
case HB_SCRIPT_PSALTER_PAHLAVI:
/* For Arabic script, use the Arabic shaper even if no OT script tag was found.
- * This is because we do fallback shaping for Arabic script (and not others).
- * But note that Arabic shaping is applicable only to horizontal layout; for
- * vertical text, just use the generic shaper instead. */
- if ((planner->map.chosen_script[0] != HB_OT_TAG_DEFAULT_SCRIPT ||
- planner->props.script == HB_SCRIPT_ARABIC) &&
- HB_DIRECTION_IS_HORIZONTAL(planner->props.direction))
+ * This is because we do fallback shaping for Arabic script (and not others). */
+ if (planner->map.chosen_script[0] != HB_OT_TAG_DEFAULT_SCRIPT ||
+ planner->props.script == HB_SCRIPT_ARABIC)
return &_hb_ot_complex_shaper_arabic;
else
return &_hb_ot_complex_shaper_default;
/* ^--- Add new shapers here */
+
#if 0
+ /* Note:
+ *
+ * These disabled scripts are listed in ucd/IndicSyllabicCategory.txt, but according
+ * to Martin Hosken and Jonathan Kew do not require complex shaping.
+ *
+ * TODO We should automate figuring out which scripts do not need complex shaping
+ *
+ * TODO We currently keep data for these scripts in our indic table. Need to fix the
+ * generator to not do that.
+ */
+
+
+ /* Simple? */
+
+ /* Unicode-3.2 additions */
+ case HB_SCRIPT_BUHID:
+ case HB_SCRIPT_HANUNOO:
+
+ /* Unicode-5.1 additions */
+ case HB_SCRIPT_SAURASHTRA:
+
+ /* Unicode-6.0 additions */
+ case HB_SCRIPT_BATAK:
+ case HB_SCRIPT_BRAHMI:
+
+
+ /* Simple */
+
+ /* Unicode-1.1 additions */
+ /* These have their own shaper now. */
+ case HB_SCRIPT_LAO:
+ case HB_SCRIPT_THAI:
+
+ /* Unicode-3.2 additions */
+ case HB_SCRIPT_TAGALOG:
+ case HB_SCRIPT_TAGBANWA:
+
+ /* Unicode-4.0 additions */
+ case HB_SCRIPT_LIMBU:
+ case HB_SCRIPT_TAI_LE:
+
/* Unicode-4.1 additions */
+ case HB_SCRIPT_KHAROSHTHI:
case HB_SCRIPT_NEW_TAI_LUE:
+ case HB_SCRIPT_SYLOTI_NAGRI:
+
+ /* Unicode-5.1 additions */
+ case HB_SCRIPT_KAYAH_LI:
+
+ /* Unicode-5.2 additions */
+ case HB_SCRIPT_TAI_VIET:
+
+
#endif
/* Unicode-1.1 additions */
/* Unicode-3.0 additions */
case HB_SCRIPT_SINHALA:
+ /* Unicode-5.0 additions */
+ case HB_SCRIPT_BALINESE:
+
+ /* Unicode-5.1 additions */
+ case HB_SCRIPT_LEPCHA:
+ case HB_SCRIPT_REJANG:
+ case HB_SCRIPT_SUNDANESE:
+
/* Unicode-5.2 additions */
case HB_SCRIPT_JAVANESE:
+ case HB_SCRIPT_KAITHI:
+ case HB_SCRIPT_MEETEI_MAYEK:
+
+ /* Unicode-6.0 additions */
+
+ /* Unicode-6.1 additions */
+ case HB_SCRIPT_CHAKMA:
+ case HB_SCRIPT_SHARADA:
+ case HB_SCRIPT_TAKRI:
/* If the designer designed the font for the 'DFLT' script,
- * use the default shaper. Otherwise, use the specific shaper.
+ * use the default shaper. Otherwise, use the Indic shaper.
* Note that for some simple scripts, there may not be *any*
* GSUB/GPOS needed, so there may be no scripts found! */
if (planner->map.chosen_script[0] == HB_TAG ('D','F','L','T'))
else
return &_hb_ot_complex_shaper_default;
-
- /* Unicode-2.0 additions */
- //case HB_SCRIPT_TIBETAN:
-
- /* Unicode-3.0 additions */
- //case HB_SCRIPT_MONGOLIAN:
- //case HB_SCRIPT_SINHALA:
-
- /* Unicode-3.2 additions */
- case HB_SCRIPT_BUHID:
- case HB_SCRIPT_HANUNOO:
- case HB_SCRIPT_TAGALOG:
- case HB_SCRIPT_TAGBANWA:
-
- /* Unicode-4.0 additions */
- case HB_SCRIPT_LIMBU:
- case HB_SCRIPT_TAI_LE:
-
/* Unicode-4.1 additions */
case HB_SCRIPT_BUGINESE:
- case HB_SCRIPT_KHAROSHTHI:
- case HB_SCRIPT_SYLOTI_NAGRI:
- case HB_SCRIPT_TIFINAGH:
-
- /* Unicode-5.0 additions */
- case HB_SCRIPT_BALINESE:
- //case HB_SCRIPT_NKO:
- //case HB_SCRIPT_PHAGS_PA:
/* Unicode-5.1 additions */
case HB_SCRIPT_CHAM:
- case HB_SCRIPT_KAYAH_LI:
- case HB_SCRIPT_LEPCHA:
- case HB_SCRIPT_REJANG:
- case HB_SCRIPT_SAURASHTRA:
- case HB_SCRIPT_SUNDANESE:
/* Unicode-5.2 additions */
- case HB_SCRIPT_EGYPTIAN_HIEROGLYPHS:
- //case HB_SCRIPT_JAVANESE:
- case HB_SCRIPT_KAITHI:
- case HB_SCRIPT_MEETEI_MAYEK:
case HB_SCRIPT_TAI_THAM:
- case HB_SCRIPT_TAI_VIET:
-
- /* Unicode-6.0 additions */
- case HB_SCRIPT_BATAK:
- case HB_SCRIPT_BRAHMI:
- //case HB_SCRIPT_MANDAIC:
-
- /* Unicode-6.1 additions */
- case HB_SCRIPT_CHAKMA:
- case HB_SCRIPT_SHARADA:
- case HB_SCRIPT_TAKRI:
-
- /* Unicode-7.0 additions */
- case HB_SCRIPT_DUPLOYAN:
- case HB_SCRIPT_GRANTHA:
- case HB_SCRIPT_KHOJKI:
- case HB_SCRIPT_KHUDAWADI:
- case HB_SCRIPT_MAHAJANI:
- //case HB_SCRIPT_MANICHAEAN:
- case HB_SCRIPT_MODI:
- case HB_SCRIPT_PAHAWH_HMONG:
- //case HB_SCRIPT_PSALTER_PAHLAVI:
- case HB_SCRIPT_SIDDHAM:
- case HB_SCRIPT_TIRHUTA:
/* If the designer designed the font for the 'DFLT' script,
- * use the default shaper. Otherwise, use the specific shaper.
+ * use the default shaper. Otherwise, use the Indic shaper.
* Note that for some simple scripts, there may not be *any*
* GSUB/GPOS needed, so there may be no scripts found! */
if (planner->map.chosen_script[0] == HB_TAG ('D','F','L','T'))
return &_hb_ot_complex_shaper_default;
else
- return &_hb_ot_complex_shaper_use;
+ return &_hb_ot_complex_shaper_sea;
}
}