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[freetype2] master c8c7ad7: [autofit] Add support for Georgian scripts.


From: Werner LEMBERG
Subject: [freetype2] master c8c7ad7: [autofit] Add support for Georgian scripts.
Date: Sat, 09 Apr 2016 06:24:54 +0000

branch: master
commit c8c7ad7910aa68b4026fec23d725da5102114dc0
Author: Werner Lemberg <address@hidden>
Commit: Werner Lemberg <address@hidden>

    [autofit] Add support for Georgian scripts.
    
    Georgian is problematic, since `uppercase' forms of Mkhedruli
    (called Mtavruli) are not yet defined in Unicode, which means that
    proper blue zones can't be defined.  However, there is already a
    proposal submitted to Unicode; see
    
      http://www.unicode.org/L2/L2016/16034-n4707-georgian.pdf
    
    Additionally, due to historical reasons, Unicode treats Khutsuri as
    the same script as Mkhedruli, and so does OpenType.  However, since
    the two scripts have completely different shapes it can happen that
    blue zones differ considerably.  The tag `geok' used here (derived
    from ISO 15924) to differentiate the two scripts is not an OpenType
    tag in use.  If we now have a font that contains both glyphs for
    Mkhedruli and Khutsuri, and it uses OpenType features for both also,
    HarfBuzz unavoidably treats all glyphs as `geor'.  As a consequence,
    blue zones for `geok' are not used for glyphs involved in the
    OpenType features.
    
    An issue not yet resolved is which OpenType feature should be used
    to access Mtavruli glyph shapes; right now, FreeType doesn't set up
    support for them, but it is easy to add them later on as soon as
    more information is available.
    
    * src/autofit/afblue.dat: Add blue zone data for Georgian.
    
    * src/autofit/afblue.c, src/autofit/afblue.h: Regenerated.
    
    * src/autofit/afscript.h: Add Georgian standard characters.
    
    * src/autofit/afranges.c: Add Georgian data.
    
    * src/autofit/afstyles.h: Add Georgian data.
---
 ChangeLog              |   37 +++++++++++
 src/autofit/afblue.c   |   34 ++++++++++
 src/autofit/afblue.dat |   42 ++++++++++++
 src/autofit/afblue.h   |  162 ++++++++++++++++++++++++++----------------------
 src/autofit/afranges.c |   30 +++++++++
 src/autofit/afscript.h |   12 ++++
 src/autofit/afstyles.h |   14 ++++
 7 files changed, 256 insertions(+), 75 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 53c75b0..44de09d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,40 @@
+2016-04-09  Werner Lemberg  <address@hidden>
+
+       [autofit] Add support for Georgian scripts.
+
+       Georgian is problematic, since `uppercase' forms of Mkhedruli
+       (called Mtavruli) are not yet defined in Unicode, which means that
+       proper blue zones can't be defined.  However, there is already a
+       proposal submitted to Unicode; see
+
+         http://www.unicode.org/L2/L2016/16034-n4707-georgian.pdf
+
+       Additionally, due to historical reasons, Unicode treats Khutsuri as
+       the same script as Mkhedruli, and so does OpenType.  However, since
+       the two scripts have completely different shapes it can happen that
+       blue zones differ considerably.  The tag `geok' used here (derived
+       from ISO 15924) to differentiate the two scripts is not an OpenType
+       tag in use.  If we now have a font that contains both glyphs for
+       Mkhedruli and Khutsuri, and it uses OpenType features for both also,
+       HarfBuzz unavoidably treats all glyphs as `geor'.  As a consequence,
+       blue zones for `geok' are not used for glyphs involved in the
+       OpenType features.
+
+       An issue not yet resolved is which OpenType feature should be used
+       to access Mtavruli glyph shapes; right now, FreeType doesn't set up
+       support for them, but it is easy to add them later on as soon as
+       more information is available.
+
+       * src/autofit/afblue.dat: Add blue zone data for Georgian.
+
+       * src/autofit/afblue.c, src/autofit/afblue.h: Regenerated.
+
+       * src/autofit/afscript.h: Add Georgian standard characters.
+
+       * src/autofit/afranges.c: Add Georgian data.
+
+       * src/autofit/afstyles.h: Add Georgian data.
+
 2016-04-05  Werner Lemberg  <address@hidden>
 
        [autofit] Provide dummy blue zone for pseudo script `none'.
diff --git a/src/autofit/afblue.c b/src/autofit/afblue.c
index 13677cc..f1699a8 100644
--- a/src/autofit/afblue.c
+++ b/src/autofit/afblue.c
@@ -54,6 +54,26 @@
     '\0',
     '\xE0', '\xA5', '\x81', ' ', '\xE0', '\xA5', '\x83',  /* ु ृ */
     '\0',
+    '\xE1', '\x83', '\x92', ' ', '\xE1', '\x83', '\x93', ' ', '\xE1', '\x83', 
'\x94', ' ', '\xE1', '\x83', '\x95', ' ', '\xE1', '\x83', '\x97', ' ', '\xE1', 
'\x83', '\x98', ' ', '\xE1', '\x83', '\x9D', ' ', '\xE1', '\x83', '\xA6',  /* გ 
დ ე ვ თ ი ო ღ */
+    '\0',
+    '\xE1', '\x83', '\x90', ' ', '\xE1', '\x83', '\x96', ' ', '\xE1', '\x83', 
'\x9B', ' ', '\xE1', '\x83', '\xA1', ' ', '\xE1', '\x83', '\xA8', ' ', '\xE1', 
'\x83', '\xAB', ' ', '\xE1', '\x83', '\xAE', ' ', '\xE1', '\x83', '\xB0',  /* ა 
ზ მ ს შ ძ ხ ჰ */
+    '\0',
+    '\xE1', '\x83', '\xA1', ' ', '\xE1', '\x83', '\xAE', ' ', '\xE1', '\x83', 
'\xA5', ' ', '\xE1', '\x83', '\x96', ' ', '\xE1', '\x83', '\x9B', ' ', '\xE1', 
'\x83', '\xA8', ' ', '\xE1', '\x83', '\xA9', ' ', '\xE1', '\x83', '\xAC',  /* ს 
ხ ქ ზ მ შ ჩ წ */
+    '\0',
+    '\xE1', '\x83', '\x94', ' ', '\xE1', '\x83', '\x95', ' ', '\xE1', '\x83', 
'\x9F', ' ', '\xE1', '\x83', '\xA2', ' ', '\xE1', '\x83', '\xA3', ' ', '\xE1', 
'\x83', '\xA4', ' ', '\xE1', '\x83', '\xA5', ' ', '\xE1', '\x83', '\xA7',  /* ე 
ვ ჟ ტ უ ფ ქ ყ */
+    '\0',
+    '\xE1', '\x82', '\xB1', ' ', '\xE1', '\x82', '\xA7', ' ', '\xE1', '\x82', 
'\xB9', ' ', '\xE1', '\x82', '\xBC', ' ', '\xE1', '\x82', '\xA4', ' ', '\xE1', 
'\x82', '\xA5', ' ', '\xE1', '\x82', '\xB3', ' ', '\xE1', '\x82', '\xBA',  /* Ⴑ 
Ⴇ Ⴙ Ⴜ Ⴄ Ⴅ Ⴓ Ⴚ */
+    '\0',
+    '\xE1', '\x82', '\xA4', ' ', '\xE1', '\x82', '\xA5', ' ', '\xE1', '\x82', 
'\xA7', ' ', '\xE1', '\x82', '\xA8', ' ', '\xE1', '\x82', '\xA6', ' ', '\xE1', 
'\x82', '\xB1', ' ', '\xE1', '\x82', '\xAA', ' ', '\xE1', '\x82', '\xAB',  /* Ⴄ 
Ⴅ Ⴇ Ⴈ Ⴆ Ⴑ Ⴊ Ⴋ */
+    '\0',
+    '\xE2', '\xB4', '\x81', ' ', '\xE2', '\xB4', '\x97', ' ', '\xE2', '\xB4', 
'\x82', ' ', '\xE2', '\xB4', '\x84', ' ', '\xE2', '\xB4', '\x85', ' ', '\xE2', 
'\xB4', '\x87', ' ', '\xE2', '\xB4', '\x94', ' ', '\xE2', '\xB4', '\x96',  /* ⴁ 
ⴗ ⴂ ⴄ ⴅ ⴇ ⴔ ⴖ */
+    '\0',
+    '\xE2', '\xB4', '\x88', ' ', '\xE2', '\xB4', '\x8C', ' ', '\xE2', '\xB4', 
'\x96', ' ', '\xE2', '\xB4', '\x8E', ' ', '\xE2', '\xB4', '\x83', ' ', '\xE2', 
'\xB4', '\x86', ' ', '\xE2', '\xB4', '\x8B', ' ', '\xE2', '\xB4', '\xA2',  /* ⴈ 
ⴌ ⴖ ⴎ ⴃ ⴆ ⴋ ⴢ */
+    '\0',
+    '\xE2', '\xB4', '\x90', ' ', '\xE2', '\xB4', '\x91', ' ', '\xE2', '\xB4', 
'\x93', ' ', '\xE2', '\xB4', '\x95', ' ', '\xE2', '\xB4', '\x99', ' ', '\xE2', 
'\xB4', '\x9B', ' ', '\xE2', '\xB4', '\xA1', ' ', '\xE2', '\xB4', '\xA3',  /* ⴐ 
ⴑ ⴓ ⴕ ⴙ ⴛ ⴡ ⴣ */
+    '\0',
+    '\xE2', '\xB4', '\x84', ' ', '\xE2', '\xB4', '\x85', ' ', '\xE2', '\xB4', 
'\x94', ' ', '\xE2', '\xB4', '\x95', ' ', '\xE2', '\xB4', '\x81', ' ', '\xE2', 
'\xB4', '\x82', ' ', '\xE2', '\xB4', '\x98', ' ', '\xE2', '\xB4', '\x9D',  /* ⴄ 
ⴅ ⴔ ⴕ ⴁ ⴂ ⴘ ⴝ */
+    '\0',
     '\xCE', '\x93', ' ', '\xCE', '\x92', ' ', '\xCE', '\x95', ' ', '\xCE', 
'\x96', ' ', '\xCE', '\x98', ' ', '\xCE', '\x9F', ' ', '\xCE', '\xA9',  /* Γ Β 
Ε Ζ Θ Ο Ω */
     '\0',
     '\xCE', '\x92', ' ', '\xCE', '\x94', ' ', '\xCE', '\x96', ' ', '\xCE', 
'\x9E', ' ', '\xCE', '\x98', ' ', '\xCE', '\x9F',  /* Β Δ Ζ Ξ Θ Ο */
@@ -243,6 +263,20 @@
     { AF_BLUE_STRING_DEVANAGARI_BASE,   0                                 },
     { AF_BLUE_STRING_DEVANAGARI_BOTTOM, 0                                 },
     { AF_BLUE_STRING_MAX,               0                                 },
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_TOP,       AF_BLUE_PROPERTY_LATIN_TOP  
    |
+                                                   
AF_BLUE_PROPERTY_LATIN_X_HEIGHT   },
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_BOTTOM,    0                           
      },
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_ASCENDER,  AF_BLUE_PROPERTY_LATIN_TOP  
      },
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_DESCENDER, 0                           
      },
+    { AF_BLUE_STRING_MAX,                          0                           
      },
+    { AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_TOP,       
AF_BLUE_PROPERTY_LATIN_TOP        },
+    { AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_BOTTOM,    0                         
        },
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_TOP,          
AF_BLUE_PROPERTY_LATIN_TOP      |
+                                                     
AF_BLUE_PROPERTY_LATIN_X_HEIGHT   },
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_BOTTOM,       0                         
        },
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_ASCENDER,     
AF_BLUE_PROPERTY_LATIN_TOP        },
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_DESCENDER,    0                         
        },
+    { AF_BLUE_STRING_MAX,                            0                         
        },
     { AF_BLUE_STRING_GREEK_CAPITAL_TOP,     AF_BLUE_PROPERTY_LATIN_TOP        
},
     { AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM,  0                                 
},
     { AF_BLUE_STRING_GREEK_SMALL_BETA_TOP,  AF_BLUE_PROPERTY_LATIN_TOP        
},
diff --git a/src/autofit/afblue.dat b/src/autofit/afblue.dat
index 39d0598..827daef 100644
--- a/src/autofit/afblue.dat
+++ b/src/autofit/afblue.dat
@@ -114,6 +114,29 @@ AF_BLUE_STRING_ENUM AF_BLUE_STRINGS_ARRAY 
AF_BLUE_STRING_MAX_LEN:
   AF_BLUE_STRING_DEVANAGARI_BOTTOM
     "ु ृ"
 
+  AF_BLUE_STRING_GEORGIAN_MKHEDRULI_TOP
+    "გ დ ე ვ თ ი ო ღ"
+  AF_BLUE_STRING_GEORGIAN_MKHEDRULI_BOTTOM
+    "ა ზ მ ს შ ძ ხ ჰ"
+  AF_BLUE_STRING_GEORGIAN_MKHEDRULI_ASCENDER
+    "ს ხ ქ ზ მ შ ჩ წ"
+  AF_BLUE_STRING_GEORGIAN_MKHEDRULI_DESCENDER
+    "ე ვ ჟ ტ უ ფ ქ ყ"
+
+  AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_TOP
+    "Ⴑ Ⴇ Ⴙ Ⴜ Ⴄ Ⴅ Ⴓ Ⴚ"
+  AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_BOTTOM
+    "Ⴄ Ⴅ Ⴇ Ⴈ Ⴆ Ⴑ Ⴊ Ⴋ"
+
+  AF_BLUE_STRING_GEORGIAN_NUSKHURI_TOP
+    "ⴁ ⴗ ⴂ ⴄ ⴅ ⴇ ⴔ ⴖ"
+  AF_BLUE_STRING_GEORGIAN_NUSKHURI_BOTTOM
+    "ⴈ ⴌ ⴖ ⴎ ⴃ ⴆ ⴋ ⴢ"
+  AF_BLUE_STRING_GEORGIAN_NUSKHURI_ASCENDER
+    "ⴐ ⴑ ⴓ ⴕ ⴙ ⴛ ⴡ ⴣ"
+  AF_BLUE_STRING_GEORGIAN_NUSKHURI_DESCENDER
+    "ⴄ ⴅ ⴔ ⴕ ⴁ ⴂ ⴘ ⴝ"
+
   AF_BLUE_STRING_GREEK_CAPITAL_TOP
     "Γ Β Ε Ζ Θ Ο Ω"
   AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM
@@ -445,6 +468,25 @@ AF_BLUE_STRINGSET_ENUM AF_BLUE_STRINGSETS_ARRAY 
AF_BLUE_STRINGSET_MAX_LEN:
     { AF_BLUE_STRING_DEVANAGARI_BOTTOM, 0                                 }
     { AF_BLUE_STRING_MAX,               0                                 }
 
+  // blue zones for Mtavruli are missing (not yet defined in Unicode)
+  AF_BLUE_STRINGSET_GEOR
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_TOP,       AF_BLUE_PROPERTY_LATIN_TOP  
    |
+                                                   
AF_BLUE_PROPERTY_LATIN_X_HEIGHT   }
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_BOTTOM,    0                           
      }
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_ASCENDER,  AF_BLUE_PROPERTY_LATIN_TOP  
      }
+    { AF_BLUE_STRING_GEORGIAN_MKHEDRULI_DESCENDER, 0                           
      }
+    { AF_BLUE_STRING_MAX,                          0                           
      }
+
+  AF_BLUE_STRINGSET_GEOK
+    { AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_TOP,       
AF_BLUE_PROPERTY_LATIN_TOP        }
+    { AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_BOTTOM,    0                         
        }
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_TOP,          
AF_BLUE_PROPERTY_LATIN_TOP      |
+                                                     
AF_BLUE_PROPERTY_LATIN_X_HEIGHT   }
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_BOTTOM,       0                         
        }
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_ASCENDER,     
AF_BLUE_PROPERTY_LATIN_TOP        }
+    { AF_BLUE_STRING_GEORGIAN_NUSKHURI_DESCENDER,    0                         
        }
+    { AF_BLUE_STRING_MAX,                            0                         
        }
+
   AF_BLUE_STRINGSET_GREK
     { AF_BLUE_STRING_GREEK_CAPITAL_TOP,     AF_BLUE_PROPERTY_LATIN_TOP        }
     { AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM,  0                                 }
diff --git a/src/autofit/afblue.h b/src/autofit/afblue.h
index 274f8cb..2ec7d82 100644
--- a/src/autofit/afblue.h
+++ b/src/autofit/afblue.h
@@ -91,64 +91,74 @@ FT_BEGIN_HEADER
     AF_BLUE_STRING_DEVANAGARI_TOP = 241,
     AF_BLUE_STRING_DEVANAGARI_HEAD = 273,
     AF_BLUE_STRING_DEVANAGARI_BOTTOM = 305,
-    AF_BLUE_STRING_GREEK_CAPITAL_TOP = 313,
-    AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM = 334,
-    AF_BLUE_STRING_GREEK_SMALL_BETA_TOP = 352,
-    AF_BLUE_STRING_GREEK_SMALL = 370,
-    AF_BLUE_STRING_GREEK_SMALL_DESCENDER = 394,
-    AF_BLUE_STRING_HEBREW_TOP = 418,
-    AF_BLUE_STRING_HEBREW_BOTTOM = 442,
-    AF_BLUE_STRING_HEBREW_DESCENDER = 460,
-    AF_BLUE_STRING_KANNADA_TOP = 475,
-    AF_BLUE_STRING_KANNADA_BOTTOM = 519,
-    AF_BLUE_STRING_KHMER_TOP = 551,
-    AF_BLUE_STRING_KHMER_SUBSCRIPT_TOP = 575,
-    AF_BLUE_STRING_KHMER_BOTTOM = 615,
-    AF_BLUE_STRING_KHMER_DESCENDER = 647,
-    AF_BLUE_STRING_KHMER_LARGE_DESCENDER = 681,
-    AF_BLUE_STRING_KHMER_SYMBOLS_WAXING_TOP = 768,
-    AF_BLUE_STRING_KHMER_SYMBOLS_WANING_BOTTOM = 776,
-    AF_BLUE_STRING_LAO_TOP = 784,
-    AF_BLUE_STRING_LAO_BOTTOM = 816,
-    AF_BLUE_STRING_LAO_ASCENDER = 848,
-    AF_BLUE_STRING_LAO_LARGE_ASCENDER = 864,
-    AF_BLUE_STRING_LAO_DESCENDER = 876,
-    AF_BLUE_STRING_LATIN_CAPITAL_TOP = 900,
-    AF_BLUE_STRING_LATIN_CAPITAL_BOTTOM = 916,
-    AF_BLUE_STRING_LATIN_SMALL_F_TOP = 932,
-    AF_BLUE_STRING_LATIN_SMALL = 946,
-    AF_BLUE_STRING_LATIN_SMALL_DESCENDER = 960,
-    AF_BLUE_STRING_LATIN_SUBS_CAPITAL_TOP = 970,
-    AF_BLUE_STRING_LATIN_SUBS_CAPITAL_BOTTOM = 990,
-    AF_BLUE_STRING_LATIN_SUBS_SMALL_F_TOP = 1010,
-    AF_BLUE_STRING_LATIN_SUBS_SMALL = 1030,
-    AF_BLUE_STRING_LATIN_SUBS_SMALL_DESCENDER = 1066,
-    AF_BLUE_STRING_LATIN_SUPS_CAPITAL_TOP = 1086,
-    AF_BLUE_STRING_LATIN_SUPS_CAPITAL_BOTTOM = 1117,
-    AF_BLUE_STRING_LATIN_SUPS_SMALL_F_TOP = 1146,
-    AF_BLUE_STRING_LATIN_SUPS_SMALL = 1172,
-    AF_BLUE_STRING_LATIN_SUPS_SMALL_DESCENDER = 1197,
-    AF_BLUE_STRING_MALAYALAM_TOP = 1208,
-    AF_BLUE_STRING_MALAYALAM_BOTTOM = 1252,
-    AF_BLUE_STRING_MYANMAR_TOP = 1284,
-    AF_BLUE_STRING_MYANMAR_BOTTOM = 1316,
-    AF_BLUE_STRING_MYANMAR_ASCENDER = 1348,
-    AF_BLUE_STRING_MYANMAR_DESCENDER = 1376,
-    AF_BLUE_STRING_SINHALA_TOP = 1408,
-    AF_BLUE_STRING_SINHALA_BOTTOM = 1440,
-    AF_BLUE_STRING_SINHALA_DESCENDER = 1472,
-    AF_BLUE_STRING_TAMIL_TOP = 1516,
-    AF_BLUE_STRING_TAMIL_BOTTOM = 1548,
-    AF_BLUE_STRING_TELUGU_TOP = 1580,
-    AF_BLUE_STRING_TELUGU_BOTTOM = 1608,
-    AF_BLUE_STRING_THAI_TOP = 1636,
-    AF_BLUE_STRING_THAI_BOTTOM = 1660,
-    AF_BLUE_STRING_THAI_ASCENDER = 1688,
-    AF_BLUE_STRING_THAI_LARGE_ASCENDER = 1700,
-    AF_BLUE_STRING_THAI_DESCENDER = 1712,
-    AF_BLUE_STRING_THAI_LARGE_DESCENDER = 1728,
-    AF_BLUE_STRING_THAI_DIGIT_TOP = 1736,
-    af_blue_1_1 = 1747,
+    AF_BLUE_STRING_GEORGIAN_MKHEDRULI_TOP = 313,
+    AF_BLUE_STRING_GEORGIAN_MKHEDRULI_BOTTOM = 345,
+    AF_BLUE_STRING_GEORGIAN_MKHEDRULI_ASCENDER = 377,
+    AF_BLUE_STRING_GEORGIAN_MKHEDRULI_DESCENDER = 409,
+    AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_TOP = 441,
+    AF_BLUE_STRING_GEORGIAN_ASOMTAVRULI_BOTTOM = 473,
+    AF_BLUE_STRING_GEORGIAN_NUSKHURI_TOP = 505,
+    AF_BLUE_STRING_GEORGIAN_NUSKHURI_BOTTOM = 537,
+    AF_BLUE_STRING_GEORGIAN_NUSKHURI_ASCENDER = 569,
+    AF_BLUE_STRING_GEORGIAN_NUSKHURI_DESCENDER = 601,
+    AF_BLUE_STRING_GREEK_CAPITAL_TOP = 633,
+    AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM = 654,
+    AF_BLUE_STRING_GREEK_SMALL_BETA_TOP = 672,
+    AF_BLUE_STRING_GREEK_SMALL = 690,
+    AF_BLUE_STRING_GREEK_SMALL_DESCENDER = 714,
+    AF_BLUE_STRING_HEBREW_TOP = 738,
+    AF_BLUE_STRING_HEBREW_BOTTOM = 762,
+    AF_BLUE_STRING_HEBREW_DESCENDER = 780,
+    AF_BLUE_STRING_KANNADA_TOP = 795,
+    AF_BLUE_STRING_KANNADA_BOTTOM = 839,
+    AF_BLUE_STRING_KHMER_TOP = 871,
+    AF_BLUE_STRING_KHMER_SUBSCRIPT_TOP = 895,
+    AF_BLUE_STRING_KHMER_BOTTOM = 935,
+    AF_BLUE_STRING_KHMER_DESCENDER = 967,
+    AF_BLUE_STRING_KHMER_LARGE_DESCENDER = 1001,
+    AF_BLUE_STRING_KHMER_SYMBOLS_WAXING_TOP = 1088,
+    AF_BLUE_STRING_KHMER_SYMBOLS_WANING_BOTTOM = 1096,
+    AF_BLUE_STRING_LAO_TOP = 1104,
+    AF_BLUE_STRING_LAO_BOTTOM = 1136,
+    AF_BLUE_STRING_LAO_ASCENDER = 1168,
+    AF_BLUE_STRING_LAO_LARGE_ASCENDER = 1184,
+    AF_BLUE_STRING_LAO_DESCENDER = 1196,
+    AF_BLUE_STRING_LATIN_CAPITAL_TOP = 1220,
+    AF_BLUE_STRING_LATIN_CAPITAL_BOTTOM = 1236,
+    AF_BLUE_STRING_LATIN_SMALL_F_TOP = 1252,
+    AF_BLUE_STRING_LATIN_SMALL = 1266,
+    AF_BLUE_STRING_LATIN_SMALL_DESCENDER = 1280,
+    AF_BLUE_STRING_LATIN_SUBS_CAPITAL_TOP = 1290,
+    AF_BLUE_STRING_LATIN_SUBS_CAPITAL_BOTTOM = 1310,
+    AF_BLUE_STRING_LATIN_SUBS_SMALL_F_TOP = 1330,
+    AF_BLUE_STRING_LATIN_SUBS_SMALL = 1350,
+    AF_BLUE_STRING_LATIN_SUBS_SMALL_DESCENDER = 1386,
+    AF_BLUE_STRING_LATIN_SUPS_CAPITAL_TOP = 1406,
+    AF_BLUE_STRING_LATIN_SUPS_CAPITAL_BOTTOM = 1437,
+    AF_BLUE_STRING_LATIN_SUPS_SMALL_F_TOP = 1466,
+    AF_BLUE_STRING_LATIN_SUPS_SMALL = 1492,
+    AF_BLUE_STRING_LATIN_SUPS_SMALL_DESCENDER = 1517,
+    AF_BLUE_STRING_MALAYALAM_TOP = 1528,
+    AF_BLUE_STRING_MALAYALAM_BOTTOM = 1572,
+    AF_BLUE_STRING_MYANMAR_TOP = 1604,
+    AF_BLUE_STRING_MYANMAR_BOTTOM = 1636,
+    AF_BLUE_STRING_MYANMAR_ASCENDER = 1668,
+    AF_BLUE_STRING_MYANMAR_DESCENDER = 1696,
+    AF_BLUE_STRING_SINHALA_TOP = 1728,
+    AF_BLUE_STRING_SINHALA_BOTTOM = 1760,
+    AF_BLUE_STRING_SINHALA_DESCENDER = 1792,
+    AF_BLUE_STRING_TAMIL_TOP = 1836,
+    AF_BLUE_STRING_TAMIL_BOTTOM = 1868,
+    AF_BLUE_STRING_TELUGU_TOP = 1900,
+    AF_BLUE_STRING_TELUGU_BOTTOM = 1928,
+    AF_BLUE_STRING_THAI_TOP = 1956,
+    AF_BLUE_STRING_THAI_BOTTOM = 1980,
+    AF_BLUE_STRING_THAI_ASCENDER = 2008,
+    AF_BLUE_STRING_THAI_LARGE_ASCENDER = 2020,
+    AF_BLUE_STRING_THAI_DESCENDER = 2032,
+    AF_BLUE_STRING_THAI_LARGE_DESCENDER = 2048,
+    AF_BLUE_STRING_THAI_DIGIT_TOP = 2056,
+    af_blue_1_1 = 2067,
 #ifdef AF_CONFIG_OPTION_CJK
     AF_BLUE_STRING_CJK_TOP = af_blue_1_1 + 1,
     AF_BLUE_STRING_CJK_BOTTOM = af_blue_1_1 + 203,
@@ -211,23 +221,25 @@ FT_BEGIN_HEADER
     AF_BLUE_STRINGSET_BENG = 4,
     AF_BLUE_STRINGSET_CYRL = 9,
     AF_BLUE_STRINGSET_DEVA = 15,
-    AF_BLUE_STRINGSET_GREK = 21,
-    AF_BLUE_STRINGSET_HEBR = 28,
-    AF_BLUE_STRINGSET_KNDA = 32,
-    AF_BLUE_STRINGSET_KHMR = 35,
-    AF_BLUE_STRINGSET_KHMS = 41,
-    AF_BLUE_STRINGSET_LAO = 44,
-    AF_BLUE_STRINGSET_LATN = 50,
-    AF_BLUE_STRINGSET_LATB = 57,
-    AF_BLUE_STRINGSET_LATP = 64,
-    AF_BLUE_STRINGSET_MLYM = 71,
-    AF_BLUE_STRINGSET_MYMR = 74,
-    AF_BLUE_STRINGSET_NONE = 79,
-    AF_BLUE_STRINGSET_SINH = 80,
-    AF_BLUE_STRINGSET_TAML = 84,
-    AF_BLUE_STRINGSET_TELU = 87,
-    AF_BLUE_STRINGSET_THAI = 90,
-    af_blue_2_1 = 98,
+    AF_BLUE_STRINGSET_GEOR = 21,
+    AF_BLUE_STRINGSET_GEOK = 26,
+    AF_BLUE_STRINGSET_GREK = 33,
+    AF_BLUE_STRINGSET_HEBR = 40,
+    AF_BLUE_STRINGSET_KNDA = 44,
+    AF_BLUE_STRINGSET_KHMR = 47,
+    AF_BLUE_STRINGSET_KHMS = 53,
+    AF_BLUE_STRINGSET_LAO = 56,
+    AF_BLUE_STRINGSET_LATN = 62,
+    AF_BLUE_STRINGSET_LATB = 69,
+    AF_BLUE_STRINGSET_LATP = 76,
+    AF_BLUE_STRINGSET_MLYM = 83,
+    AF_BLUE_STRINGSET_MYMR = 86,
+    AF_BLUE_STRINGSET_NONE = 91,
+    AF_BLUE_STRINGSET_SINH = 92,
+    AF_BLUE_STRINGSET_TAML = 96,
+    AF_BLUE_STRINGSET_TELU = 99,
+    AF_BLUE_STRINGSET_THAI = 102,
+    af_blue_2_1 = 110,
 #ifdef AF_CONFIG_OPTION_CJK
     AF_BLUE_STRINGSET_HANI = af_blue_2_1 + 0,
     af_blue_2_1_1 = af_blue_2_1 + 2,
diff --git a/src/autofit/afranges.c b/src/autofit/afranges.c
index 8340474..e22cb34 100644
--- a/src/autofit/afranges.c
+++ b/src/autofit/afranges.c
@@ -158,6 +158,36 @@
   };
 
 
+  const AF_Script_UniRangeRec  af_geor_uniranges[] =
+  {
+    AF_UNIRANGE_REC(  0x10D0UL,  0x10FFUL ),  /* Georgian (Mkhedruli) */
+#if 0
+    /* the following range is proposed for inclusion in Unicode */
+    AF_UNIRANGE_REC(  0x1C90UL,  0x1CBFUL ),  /* Georgian (Mtavruli)  */
+#endif
+    AF_UNIRANGE_REC(       0UL,       0UL )
+  };
+
+  const AF_Script_UniRangeRec  af_geor_nonbase_uniranges[] =
+  {
+    AF_UNIRANGE_REC( 0UL, 0UL )
+  };
+
+
+  const AF_Script_UniRangeRec  af_geok_uniranges[] =
+  {
+    /* Khutsuri */
+    AF_UNIRANGE_REC(  0x10A0UL,  0x10CDUL ),  /* Georgian (Asomtavruli) */
+    AF_UNIRANGE_REC(  0x2D00UL,  0x2D2DUL ),  /* Georgian (Nuskhuri)    */
+    AF_UNIRANGE_REC(       0UL,       0UL )
+  };
+
+  const AF_Script_UniRangeRec  af_geok_nonbase_uniranges[] =
+  {
+    AF_UNIRANGE_REC( 0UL, 0UL )
+  };
+
+
   const AF_Script_UniRangeRec  af_grek_uniranges[] =
   {
     AF_UNIRANGE_REC(  0x0370UL,  0x03FFUL ),  /* Greek and Coptic */
diff --git a/src/autofit/afscript.h b/src/autofit/afscript.h
index 84c2a14..e19cfcd 100644
--- a/src/autofit/afscript.h
+++ b/src/autofit/afscript.h
@@ -55,6 +55,18 @@
           HINTING_TOP_TO_BOTTOM,
           "\xE0\xA4\xA0 \xE0\xA4\xB5 \xE0\xA4\x9F" ) /* ठ व ट */
 
+  SCRIPT( geor, GEOR,
+          "Georgian (Mkhedruli)",
+          HB_SCRIPT_GEORGIAN,
+          HINTING_BOTTOM_TO_TOP,
+          "\xE1\x83\x98 \xE1\x83\x94 \xE1\x83\x90" ) /* ი ე ა */
+
+  SCRIPT( geok, GEOK,
+          "Georgian (Khutsuri)",
+          HB_SCRIPT_INVALID,
+          HINTING_BOTTOM_TO_TOP,
+          "\xE1\x82\xB6 \xE1\x82\xB1 \xE2\xB4\x99" ) /* Ⴖ Ⴑ ⴙ */
+
   SCRIPT( grek, GREK,
           "Greek",
           HB_SCRIPT_GREEK,
diff --git a/src/autofit/afstyles.h b/src/autofit/afstyles.h
index 199a2a6..f85fe87 100644
--- a/src/autofit/afstyles.h
+++ b/src/autofit/afstyles.h
@@ -106,6 +106,20 @@
          AF_BLUE_STRINGSET_DEVA,
          AF_COVERAGE_DEFAULT )
 
+  STYLE( geor_dflt, GEOR_DFLT,
+         "Georgian (Mkhedruli) default style",
+         AF_WRITING_SYSTEM_LATIN,
+         AF_SCRIPT_GEOR,
+         AF_BLUE_STRINGSET_GEOR,
+         AF_COVERAGE_DEFAULT )
+
+  STYLE( geok_dflt, GEOK_DFLT,
+         "Georgian (Khutsuri) default style",
+         AF_WRITING_SYSTEM_LATIN,
+         AF_SCRIPT_GEOK,
+         AF_BLUE_STRINGSET_GEOK,
+         AF_COVERAGE_DEFAULT )
+
   META_STYLE_LATIN( grek, GREK, "Greek" )
 
   STYLE( hebr_dflt, HEBR_DFLT,



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