src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-shape-complex-myanmar.cc
changeset 50352 25db2c8f3cf8
parent 48274 51772bf1fb0c
child 50826 f5b95be8b6e2
--- a/src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-shape-complex-myanmar.cc	Wed May 30 08:10:41 2018 -0700
+++ b/src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-shape-complex-myanmar.cc	Wed May 30 12:20:00 2018 -0700
@@ -24,11 +24,7 @@
  * Google Author(s): Behdad Esfahbod
  */
 
-#include "hb-ot-shape-complex-indic-private.hh"
-
-/* buffer var allocations */
-#define myanmar_category() complex_var_u8_0() /* myanmar_category_t */
-#define myanmar_position() complex_var_u8_1() /* myanmar_position_t */
+#include "hb-ot-shape-complex-myanmar-private.hh"
 
 
 /*
@@ -127,153 +123,6 @@
 #include "hb-ot-shape-complex-myanmar-machine.hh"
 
 
-/* Note: This enum is duplicated in the -machine.rl source file.
- * Not sure how to avoid duplication. */
-enum myanmar_category_t {
-  OT_As  = 18,  /* Asat */
-  OT_D0  = 20, /* Digit zero */
-  OT_DB  = OT_N, /* Dot below */
-  OT_GB  = OT_PLACEHOLDER,
-  OT_MH  = 21, /* Various consonant medial types */
-  OT_MR  = 22, /* Various consonant medial types */
-  OT_MW  = 23, /* Various consonant medial types */
-  OT_MY  = 24, /* Various consonant medial types */
-  OT_PT  = 25, /* Pwo and other tones */
-  OT_VAbv = 26,
-  OT_VBlw = 27,
-  OT_VPre = 28,
-  OT_VPst = 29,
-  OT_VS   = 30, /* Variation selectors */
-  OT_P    = 31, /* Punctuation */
-  OT_D    = 32, /* Digits except zero */
-};
-
-
-static inline bool
-is_one_of (const hb_glyph_info_t &info, unsigned int flags)
-{
-  /* If it ligated, all bets are off. */
-  if (_hb_glyph_info_ligated (&info)) return false;
-  return !!(FLAG_UNSAFE (info.myanmar_category()) & flags);
-}
-
-static inline bool
-is_consonant (const hb_glyph_info_t &info)
-{
-  return is_one_of (info, CONSONANT_FLAGS);
-}
-
-
-static inline void
-set_myanmar_properties (hb_glyph_info_t &info)
-{
-  hb_codepoint_t u = info.codepoint;
-  unsigned int type = hb_indic_get_categories (u);
-  indic_category_t cat = (indic_category_t) (type & 0x7Fu);
-  indic_position_t pos = (indic_position_t) (type >> 8);
-
-  /* Myanmar
-   * http://www.microsoft.com/typography/OpenTypeDev/myanmar/intro.htm#analyze
-   */
-  if (unlikely (hb_in_range<hb_codepoint_t> (u, 0xFE00u, 0xFE0Fu)))
-    cat = (indic_category_t) OT_VS;
-
-  switch (u)
-  {
-    case 0x104Eu:
-      cat = (indic_category_t) OT_C; /* The spec says C, IndicSyllableCategory doesn't have. */
-      break;
-
-    case 0x002Du: case 0x00A0u: case 0x00D7u: case 0x2012u:
-    case 0x2013u: case 0x2014u: case 0x2015u: case 0x2022u:
-    case 0x25CCu: case 0x25FBu: case 0x25FCu: case 0x25FDu:
-    case 0x25FEu:
-      cat = (indic_category_t) OT_GB;
-      break;
-
-    case 0x1004u: case 0x101Bu: case 0x105Au:
-      cat = (indic_category_t) OT_Ra;
-      break;
-
-    case 0x1032u: case 0x1036u:
-      cat = (indic_category_t) OT_A;
-      break;
-
-    case 0x1039u:
-      cat = (indic_category_t) OT_H;
-      break;
-
-    case 0x103Au:
-      cat = (indic_category_t) OT_As;
-      break;
-
-    case 0x1041u: case 0x1042u: case 0x1043u: case 0x1044u:
-    case 0x1045u: case 0x1046u: case 0x1047u: case 0x1048u:
-    case 0x1049u: case 0x1090u: case 0x1091u: case 0x1092u:
-    case 0x1093u: case 0x1094u: case 0x1095u: case 0x1096u:
-    case 0x1097u: case 0x1098u: case 0x1099u:
-      cat = (indic_category_t) OT_D;
-      break;
-
-    case 0x1040u:
-      cat = (indic_category_t) OT_D; /* XXX The spec says D0, but Uniscribe doesn't seem to do. */
-      break;
-
-    case 0x103Eu: case 0x1060u:
-      cat = (indic_category_t) OT_MH;
-      break;
-
-    case 0x103Cu:
-      cat = (indic_category_t) OT_MR;
-      break;
-
-    case 0x103Du: case 0x1082u:
-      cat = (indic_category_t) OT_MW;
-      break;
-
-    case 0x103Bu: case 0x105Eu: case 0x105Fu:
-      cat = (indic_category_t) OT_MY;
-      break;
-
-    case 0x1063u: case 0x1064u: case 0x1069u: case 0x106Au:
-    case 0x106Bu: case 0x106Cu: case 0x106Du: case 0xAA7Bu:
-      cat = (indic_category_t) OT_PT;
-      break;
-
-    case 0x1038u: case 0x1087u: case 0x1088u: case 0x1089u:
-    case 0x108Au: case 0x108Bu: case 0x108Cu: case 0x108Du:
-    case 0x108Fu: case 0x109Au: case 0x109Bu: case 0x109Cu:
-      cat = (indic_category_t) OT_SM;
-      break;
-
-    case 0x104Au: case 0x104Bu:
-      cat = (indic_category_t) OT_P;
-      break;
-
-    case 0xAA74u: case 0xAA75u: case 0xAA76u:
-      /* https://github.com/roozbehp/unicode-data/issues/3 */
-      cat = (indic_category_t) OT_C;
-      break;
-  }
-
-  if (cat == OT_M)
-  {
-    switch ((int) pos)
-    {
-      case POS_PRE_C:   cat = (indic_category_t) OT_VPre;
-                        pos = POS_PRE_M;                  break;
-      case POS_ABOVE_C: cat = (indic_category_t) OT_VAbv; break;
-      case POS_BELOW_C: cat = (indic_category_t) OT_VBlw; break;
-      case POS_POST_C:  cat = (indic_category_t) OT_VPst; break;
-    }
-  }
-
-  info.myanmar_category() = (myanmar_category_t) cat;
-  info.myanmar_position() = pos;
-}
-
-
-
 static void
 setup_masks_myanmar (const hb_ot_shape_plan_t *plan HB_UNUSED,
                    hb_buffer_t              *buffer,
@@ -374,6 +223,11 @@
       {
         continue;
       }
+      if (info[i].myanmar_category() == OT_VS)
+      {
+        info[i].myanmar_position() = info[i - 1].myanmar_position();
+        continue;
+      }
 
       if (pos == POS_AFTER_MAIN && info[i].myanmar_category() == OT_VBlw)
       {