Update to FreeType 2.3.12

20 files changed, 494 insertions, 153 deletions

diff --git a/src/autofit/afcjk.c b/src/autofit/afcjk.c
index de3ce11..ae64422 100644
--- a/src/autofit/afcjk.c
+++ b/src/autofit/afcjk.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter hinting routines for CJK script (body).                  */
 /*                                                                         */
-/*  Copyright 2006, 2007, 2008 by                                          */
+/*  Copyright 2006, 2007, 2008, 2009 by                                    */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -58,9 +58,12 @@
 
     if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) )
       face->charmap = NULL;
-
+    else
+    {
     /* latin's version would suffice */
     af_latin_metrics_init_widths( metrics, face, 0x7530 );
+      af_latin_metrics_check_digits( metrics, face );
+    }
 
     FT_Set_Charmap( face, oldmap );
 
@@ -1017,7 +1020,7 @@
     AF_AxisHints  axis       = &hints->axis[dim];
     AF_Edge       edges      = axis->edges;
     AF_Edge       edge_limit = edges + axis->num_edges;
-    FT_Int        n_edges;
+    FT_PtrDist    n_edges;
     AF_Edge       edge;
     AF_Edge       anchor   = 0;
     FT_Pos        delta    = 0;
@@ -1441,35 +1444,33 @@
   static const AF_Script_UniRangeRec  af_cjk_uniranges[] =
   {
 #if 0
-    {  0x0100UL,  0xFFFFUL },  /* why this? */
+    AF_UNIRANGE_REC(  0x0100UL,  0xFFFFUL ),  /* why this? */
 #endif
-    {  0x2E80UL,  0x2EFFUL },  /* CJK Radicals Supplement                 */
-    {  0x2F00UL,  0x2FDFUL },  /* Kangxi Radicals                         */
-    {  0x3000UL,  0x303FUL },  /* CJK Symbols and Punctuation             */
-    {  0x3040UL,  0x309FUL },  /* Hiragana                                */
-    {  0x30A0UL,  0x30FFUL },  /* Katakana                                */
-    {  0x3100UL,  0x312FUL },  /* Bopomofo                                */
-    {  0x3130UL,  0x318FUL },  /* Hangul Compatibility Jamo               */
-    {  0x31A0UL,  0x31BFUL },  /* Bopomofo Extended                       */
-    {  0x31C0UL,  0x31EFUL },  /* CJK Strokes                             */
-    {  0x31F0UL,  0x31FFUL },  /* Katakana Phonetic Extensions            */
-    {  0x3200UL,  0x32FFUL },  /* Enclosed CJK Letters and Months         */
-    {  0x3300UL,  0x33FFUL },  /* CJK Compatibility                       */
-    {  0x3400UL,  0x4DBFUL },  /* CJK Unified Ideographs Extension A      */
-    {  0x4DC0UL,  0x4DFFUL },  /* Yijing Hexagram Symbols                 */
-    {  0x4E00UL,  0x9FFFUL },  /* CJK Unified Ideographs                  */
-    {  0xF900UL,  0xFAFFUL },  /* CJK Compatibility Ideographs            */
-    {  0xFE30UL,  0xFE4FUL },  /* CJK Compatibility Forms                 */
-    {  0xFF00UL,  0xFFEFUL },  /* Halfwidth and Fullwidth Forms           */
-    { 0x20000UL, 0x2A6DFUL },  /* CJK Unified Ideographs Extension B      */
-    { 0x2F800UL, 0x2FA1FUL },  /* CJK Compatibility Ideographs Supplement */
-    {       0UL,       0UL }
+    AF_UNIRANGE_REC(  0x2E80UL,  0x2EFFUL ),  /* CJK Radicals Supplement                 */
+    AF_UNIRANGE_REC(  0x2F00UL,  0x2FDFUL ),  /* Kangxi Radicals                         */
+    AF_UNIRANGE_REC(  0x3000UL,  0x303FUL ),  /* CJK Symbols and Punctuation             */
+    AF_UNIRANGE_REC(  0x3040UL,  0x309FUL ),  /* Hiragana                                */
+    AF_UNIRANGE_REC(  0x30A0UL,  0x30FFUL ),  /* Katakana                                */
+    AF_UNIRANGE_REC(  0x3100UL,  0x312FUL ),  /* Bopomofo                                */
+    AF_UNIRANGE_REC(  0x3130UL,  0x318FUL ),  /* Hangul Compatibility Jamo               */
+    AF_UNIRANGE_REC(  0x31A0UL,  0x31BFUL ),  /* Bopomofo Extended                       */
+    AF_UNIRANGE_REC(  0x31C0UL,  0x31EFUL ),  /* CJK Strokes                             */
+    AF_UNIRANGE_REC(  0x31F0UL,  0x31FFUL ),  /* Katakana Phonetic Extensions            */
+    AF_UNIRANGE_REC(  0x3200UL,  0x32FFUL ),  /* Enclosed CJK Letters and Months         */
+    AF_UNIRANGE_REC(  0x3300UL,  0x33FFUL ),  /* CJK Compatibility                       */
+    AF_UNIRANGE_REC(  0x3400UL,  0x4DBFUL ),  /* CJK Unified Ideographs Extension A      */
+    AF_UNIRANGE_REC(  0x4DC0UL,  0x4DFFUL ),  /* Yijing Hexagram Symbols                 */
+    AF_UNIRANGE_REC(  0x4E00UL,  0x9FFFUL ),  /* CJK Unified Ideographs                  */
+    AF_UNIRANGE_REC(  0xF900UL,  0xFAFFUL ),  /* CJK Compatibility Ideographs            */
+    AF_UNIRANGE_REC(  0xFE30UL,  0xFE4FUL ),  /* CJK Compatibility Forms                 */
+    AF_UNIRANGE_REC(  0xFF00UL,  0xFFEFUL ),  /* Halfwidth and Fullwidth Forms           */
+    AF_UNIRANGE_REC( 0x20000UL, 0x2A6DFUL ),  /* CJK Unified Ideographs Extension B      */
+    AF_UNIRANGE_REC( 0x2F800UL, 0x2FA1FUL ),  /* CJK Compatibility Ideographs Supplement */
+    AF_UNIRANGE_REC(       0UL,       0UL )
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_cjk_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class,
     AF_SCRIPT_CJK,
     af_cjk_uniranges,
 
@@ -1481,19 +1482,17 @@
 
     (AF_Script_InitHintsFunc)   af_cjk_hints_init,
     (AF_Script_ApplyHintsFunc)  af_cjk_hints_apply
-  };
+  )
 
 #else /* !AF_CONFIG_OPTION_CJK */
 
   static const AF_Script_UniRangeRec  af_cjk_uniranges[] =
   {
-    { 0, 0 }
+    AF_UNIRANGE_REC( 0UL, 0UL )
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_cjk_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class,
     AF_SCRIPT_CJK,
     af_cjk_uniranges,
 
@@ -1505,7 +1504,7 @@
 
     (AF_Script_InitHintsFunc)   NULL,
     (AF_Script_ApplyHintsFunc)  NULL
-  };
+  )
 
 #endif /* !AF_CONFIG_OPTION_CJK */
 
diff --git a/src/autofit/afcjk.h b/src/autofit/afcjk.h
index 9f77fda..0b20d4a 100644
--- a/src/autofit/afcjk.h
+++ b/src/autofit/afcjk.h
@@ -27,8 +27,7 @@ FT_BEGIN_HEADER
 
   /* the CJK-specific script class */
 
-  FT_CALLBACK_TABLE const AF_ScriptClassRec
-  af_cjk_script_class;
+  AF_DECLARE_SCRIPT_CLASS(af_cjk_script_class)
 
 
   FT_LOCAL( FT_Error )
diff --git a/src/autofit/afdummy.c b/src/autofit/afdummy.c
index ed96e96..42b2fcb 100644
--- a/src/autofit/afdummy.c
+++ b/src/autofit/afdummy.c
@@ -42,9 +42,7 @@
   }
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_dummy_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_dummy_script_class,
     AF_SCRIPT_NONE,
     NULL,
 
@@ -56,7 +54,7 @@
 
     (AF_Script_InitHintsFunc)   af_dummy_hints_init,
     (AF_Script_ApplyHintsFunc)  af_dummy_hints_apply
-  };
+  )
 
 
 /* END */
diff --git a/src/autofit/afdummy.h b/src/autofit/afdummy.h
index 2a5faf8..b69ef43 100644
--- a/src/autofit/afdummy.h
+++ b/src/autofit/afdummy.h
@@ -29,8 +29,7 @@ FT_BEGIN_HEADER
   *  be performed.  This is the default for non-latin glyphs!
   */
 
-  FT_CALLBACK_TABLE const AF_ScriptClassRec
-  af_dummy_script_class;
+  AF_DECLARE_SCRIPT_CLASS(af_dummy_script_class)
 
 /* */
 
diff --git a/src/autofit/afglobal.c b/src/autofit/afglobal.c
index bfb9091..ac29361 100644
--- a/src/autofit/afglobal.c
+++ b/src/autofit/afglobal.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter routines to compute global hinting values (body).        */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008 by                        */
+/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by                  */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -21,6 +21,7 @@
 #include "aflatin.h"
 #include "afcjk.h"
 #include "afindic.h"
+#include "afpic.h"
 
 #include "aferrors.h"
 
@@ -28,6 +29,11 @@
 #include "aflatin2.h"
 #endif
 
+#ifndef FT_CONFIG_OPTION_PIC
+
+/* when updating this table, don't forget to update 
+  AF_SCRIPT_CLASSES_COUNT and autofit_module_class_pic_init */
+
   /* populate this list when you add new scripts */
   static AF_ScriptClass const  af_script_classes[] =
   {
@@ -41,10 +47,14 @@
     NULL  /* do not remove */
   };
 
+#endif /* FT_CONFIG_OPTION_PIC */
+
   /* index of default script in `af_script_classes' */
 #define AF_SCRIPT_LIST_DEFAULT  2
-  /* indicates an uncovered glyph                   */
-#define AF_SCRIPT_LIST_NONE   255
+  /* a bit mask indicating an uncovered glyph       */
+#define AF_SCRIPT_LIST_NONE     0x7F
+  /* if this flag is set, we have an ASCII digit    */
+#define AF_DIGIT                0x80
 
 
   /*
@@ -55,7 +65,7 @@
   typedef struct  AF_FaceGlobalsRec_
   {
     FT_Face           face;
-    FT_UInt           glyph_count;    /* same as face->num_glyphs */
+    FT_Long           glyph_count;    /* same as face->num_glyphs */
     FT_Byte*          glyph_scripts;
 
     AF_ScriptMetrics  metrics[AF_SCRIPT_MAX];
@@ -72,7 +82,7 @@
     FT_Face     face        = globals->face;
     FT_CharMap  old_charmap = face->charmap;
     FT_Byte*    gscripts    = globals->glyph_scripts;
-    FT_UInt     ss;
+    FT_UInt     ss, i;
 
 
     /* the value 255 means `uncovered glyph' */
@@ -92,9 +102,9 @@
     }
 
     /* scan each script in a Unicode charmap */
-    for ( ss = 0; af_script_classes[ss]; ss++ )
+    for ( ss = 0; AF_SCRIPT_CLASSES_GET[ss]; ss++ )
     {
-      AF_ScriptClass      clazz = af_script_classes[ss];
+      AF_ScriptClass      clazz = AF_SCRIPT_CLASSES_GET[ss];
       AF_Script_UniRange  range;
 
 
@@ -114,7 +124,7 @@
         gindex = FT_Get_Char_Index( face, charcode );
 
         if ( gindex != 0                             &&
-             gindex < globals->glyph_count           &&
+             gindex < (FT_ULong)globals->glyph_count &&
              gscripts[gindex] == AF_SCRIPT_LIST_NONE )
         {
           gscripts[gindex] = (FT_Byte)ss;
@@ -127,7 +137,7 @@
           if ( gindex == 0 || charcode > range->last )
             break;
 
-          if ( gindex < globals->glyph_count           &&
+          if ( gindex < (FT_ULong)globals->glyph_count &&
                gscripts[gindex] == AF_SCRIPT_LIST_NONE )
           {
             gscripts[gindex] = (FT_Byte)ss;
@@ -136,13 +146,23 @@
       }
     }
 
+    /* mark ASCII digits */
+    for ( i = 0x30; i <= 0x39; i++ )
+    {
+      FT_UInt  gindex = FT_Get_Char_Index( face, i );
+
+
+      if ( gindex != 0 && gindex < (FT_ULong)globals->glyph_count )
+        gscripts[gindex] |= AF_DIGIT;
+    }
+
   Exit:
     /*
      *  By default, all uncovered glyphs are set to the latin script.
      *  XXX: Shouldn't we disable hinting or do something similar?
      */
     {
-      FT_UInt  nn;
+      FT_Long  nn;
 
 
       for ( nn = 0; nn < globals->glyph_count; nn++ )
@@ -201,7 +221,7 @@
       {
         if ( globals->metrics[nn] )
         {
-          AF_ScriptClass  clazz = af_script_classes[nn];
+          AF_ScriptClass  clazz = AF_SCRIPT_CLASSES_GET[nn];
 
 
           FT_ASSERT( globals->metrics[nn]->clazz == clazz );
@@ -232,12 +252,12 @@
     FT_UInt           gidx;
     AF_ScriptClass    clazz;
     FT_UInt           script     = options & 15;
-    const FT_UInt     script_max = sizeof ( af_script_classes ) /
-                                     sizeof ( af_script_classes[0] );
+    const FT_Offset   script_max = sizeof ( AF_SCRIPT_CLASSES_GET ) /
+                                     sizeof ( AF_SCRIPT_CLASSES_GET[0] );
     FT_Error          error      = AF_Err_Ok;
 
 
-    if ( gindex >= globals->glyph_count )
+    if ( gindex >= (FT_ULong)globals->glyph_count )
     {
       error = AF_Err_Invalid_Argument;
       goto Exit;
@@ -245,9 +265,9 @@
 
     gidx = script;
     if ( gidx == 0 || gidx + 1 >= script_max )
-      gidx = globals->glyph_scripts[gindex];
+      gidx = globals->glyph_scripts[gindex] & AF_SCRIPT_LIST_NONE;
 
-    clazz = af_script_classes[gidx];
+    clazz = AF_SCRIPT_CLASSES_GET[gidx];
     if ( script == 0 )
       script = clazz->script;
 
@@ -286,4 +306,15 @@
   }
 
 
+  FT_LOCAL_DEF( FT_Bool )
+  af_face_globals_is_digit( AF_FaceGlobals  globals,
+                            FT_UInt         gindex )
+  {
+    if ( gindex < (FT_ULong)globals->glyph_count )
+      return (FT_Bool)( globals->glyph_scripts[gindex] & AF_DIGIT );
+
+    return (FT_Bool)0;
+  }
+
+
 /* END */
diff --git a/src/autofit/afglobal.h b/src/autofit/afglobal.h
index cf52c08..0d8fb5f 100644
--- a/src/autofit/afglobal.h
+++ b/src/autofit/afglobal.h
@@ -5,7 +5,7 @@
 /*    Auto-fitter routines to compute global hinting values                */
 /*    (specification).                                                     */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2007 by                                    */
+/*  Copyright 2003, 2004, 2005, 2007, 2009 by                              */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -56,6 +56,10 @@ FT_BEGIN_HEADER
   FT_LOCAL( void )
   af_face_globals_free( AF_FaceGlobals  globals );
 
+  FT_LOCAL_DEF( FT_Bool )
+  af_face_globals_is_digit( AF_FaceGlobals  globals,
+                            FT_UInt         gindex );
+
  /* */
 
 
diff --git a/src/autofit/afhints.c b/src/autofit/afhints.c
index 8ab1761..a5aec80 100644
--- a/src/autofit/afhints.c
+++ b/src/autofit/afhints.c
@@ -34,7 +34,7 @@
     {
       FT_Int  old_max = axis->max_segments;
       FT_Int  new_max = old_max;
-      FT_Int  big_max = FT_INT_MAX / sizeof ( *segment );
+      FT_Int  big_max = (FT_Int)( FT_INT_MAX / sizeof ( *segment ) );
 
 
       if ( old_max >= big_max )
@@ -77,7 +77,7 @@
     {
       FT_Int  old_max = axis->max_edges;
       FT_Int  new_max = old_max;
-      FT_Int  big_max = FT_INT_MAX / sizeof ( *edge );
+      FT_Int  big_max = (FT_Int)( FT_INT_MAX / sizeof ( *edge ) );
 
 
       if ( old_max >= big_max )
@@ -645,6 +645,7 @@
         FT_Int      contour_index = 0;
 
 
+        FT_UNUSED( first );
         for ( point = points; point < point_limit; point++, vec++, tag++ )
         {
           point->fx = (FT_Short)vec->x;
@@ -940,7 +941,7 @@
         }
 
         {
-          FT_UInt  min, max, mid;
+          FT_PtrDist  min, max, mid;
           FT_Pos   fpos;
 
 
@@ -952,7 +953,7 @@
           /* for small edge counts, a linear search is better */
           if ( max <= 8 )
           {
-            FT_UInt  nn;
+            FT_PtrDist  nn;
 
             for ( nn = 0; nn < max; nn++ )
               if ( edges[nn].fpos >= u )
diff --git a/src/autofit/afindic.c b/src/autofit/afindic.c
index 3d27f52..1d9e9ea 100644
--- a/src/autofit/afindic.c
+++ b/src/autofit/afindic.c
@@ -81,16 +81,14 @@
   static const AF_Script_UniRangeRec  af_indic_uniranges[] =
   {
 #if 0
-    { 0x0100,  0xFFFF },  /* why this? */
+    AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ),  /* why this? */
 #endif
-    { 0x0900, 0x0DFF},    /* Indic Range */
-    { 0,       0 }
+    AF_UNIRANGE_REC( 0x0900UL, 0x0DFFUL),    /* Indic Range */
+    AF_UNIRANGE_REC(      0UL,      0UL)
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_indic_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_indic_script_class,
     AF_SCRIPT_INDIC,
     af_indic_uniranges,
 
@@ -102,7 +100,7 @@
 
     (AF_Script_InitHintsFunc)   af_indic_hints_init,
     (AF_Script_ApplyHintsFunc)  af_indic_hints_apply
-  };
+  )
 
 #else /* !AF_CONFIG_OPTION_INDIC */
 
@@ -112,9 +110,7 @@
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_indic_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_indic_script_class,
     AF_SCRIPT_INDIC,
     af_indic_uniranges,
 
@@ -126,7 +122,7 @@
 
     (AF_Script_InitHintsFunc)   NULL,
     (AF_Script_ApplyHintsFunc)  NULL
-  };
+  )
 
 #endif /* !AF_CONFIG_OPTION_INDIC */
 
diff --git a/src/autofit/afindic.h b/src/autofit/afindic.h
index b242b26..662a982 100644
--- a/src/autofit/afindic.h
+++ b/src/autofit/afindic.h
@@ -27,8 +27,7 @@ FT_BEGIN_HEADER
 
   /* the Indic-specific script class */
 
-  FT_CALLBACK_TABLE const AF_ScriptClassRec
-  af_indic_script_class;
+  AF_DECLARE_SCRIPT_CLASS(af_indic_script_class)
 
 
 /* */
diff --git a/src/autofit/aflatin.c b/src/autofit/aflatin.c
index ba59e5b..e6882d5 100644
--- a/src/autofit/aflatin.c
+++ b/src/autofit/aflatin.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter hinting routines for latin script (body).                */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008 by                        */
+/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by                  */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -16,6 +16,9 @@
 /***************************************************************************/
 
 
+#include <ft2build.h>
+#include FT_ADVANCES_H
+
 #include "aflatin.h"
 #include "aferrors.h"
 
@@ -146,7 +149,8 @@
 #define AF_LATIN_MAX_TEST_CHARACTERS  12
 
 
-  static const char* const  af_latin_blue_chars[AF_LATIN_MAX_BLUES] =
+  static const char af_latin_blue_chars[AF_LATIN_MAX_BLUES]
+                                       [AF_LATIN_MAX_TEST_CHARACTERS + 1] =
   {
     "THEZOCQS",
     "HEZLOCUS",
@@ -195,7 +199,8 @@
       for ( ; p < limit && *p; p++ )
       {
         FT_UInt     glyph_index;
-        FT_Int      best_point, best_y, best_first, best_last;
+        FT_Pos      best_y; /* same as points.y */
+        FT_Int      best_point, best_first, best_last;
         FT_Vector*  points;
         FT_Bool     round = 0;
 
@@ -328,7 +333,7 @@
          *  we couldn't find a single glyph to compute this blue zone,
          *  we will simply ignore it then
          */
-        AF_LOG(( "empty!\n" ));
+        AF_LOG(( "empty\n" ));
         continue;
       }
 
@@ -379,7 +384,7 @@
         blue->flags |= AF_LATIN_BLUE_TOP;
 
       /*
-       * The following flags is used later to adjust the y and x scales
+       * The following flag is used later to adjust the y and x scales
        * in order to optimize the pixel grid alignment of the top of small
        * letters.
        */
@@ -393,6 +398,52 @@
   }
 
 
+  FT_LOCAL_DEF( void )
+  af_latin_metrics_check_digits( AF_LatinMetrics  metrics,
+                                 FT_Face          face )
+  {
+    FT_UInt   i;
+    FT_Bool   started = 0, same_width = 1;
+    FT_Fixed  advance, old_advance = 0;
+
+
+    /* check whether all ASCII digits have the same advance width; */
+    /* digit `0' is 0x30 in all supported charmaps                 */
+    for ( i = 0x30; i <= 0x39; i++ )
+    {
+      FT_UInt  glyph_index;
+
+
+      glyph_index = FT_Get_Char_Index( face, i );
+      if ( glyph_index == 0 )
+        continue;
+
+      if ( FT_Get_Advance( face, glyph_index,
+                           FT_LOAD_NO_SCALE         |
+                           FT_LOAD_NO_HINTING       |
+                           FT_LOAD_IGNORE_TRANSFORM,
+                           &advance ) )
+        continue;
+
+      if ( started )
+      {
+        if ( advance != old_advance )
+        {
+          same_width = 0;
+          break;
+        }
+      }
+      else
+      {
+        old_advance = advance;
+        started     = 1;
+      }
+    }
+
+    metrics->root.digits_have_same_width = same_width;
+  }
+
+
   FT_LOCAL_DEF( FT_Error )
   af_latin_metrics_init( AF_LatinMetrics  metrics,
                          FT_Face          face )
@@ -426,6 +477,7 @@
       /* For now, compute the standard width and height from the `o'. */
       af_latin_metrics_init_widths( metrics, face, 'o' );
       af_latin_metrics_init_blues( metrics, face );
+      af_latin_metrics_check_digits( metrics, face );
     }
 
     FT_Set_Charmap( face, oldmap );
@@ -1567,7 +1619,7 @@
             /* not hinted, appear a lot bolder or thinner than the    */
             /* vertical stems.                                        */
 
-            FT_Int  delta;
+            FT_Pos  delta;
 
 
             dist = ( dist + 22 ) & ~63;
@@ -1651,7 +1703,7 @@
     AF_AxisHints  axis       = &hints->axis[dim];
     AF_Edge       edges      = axis->edges;
     AF_Edge       edge_limit = edges + axis->num_edges;
-    FT_Int        n_edges;
+    FT_PtrDist    n_edges;
     AF_Edge       edge;
     AF_Edge       anchor     = 0;
     FT_Int        has_serifs = 0;
@@ -2127,39 +2179,37 @@
 
   static const AF_Script_UniRangeRec  af_latin_uniranges[] =
   {
-    {  0x0020  ,  0x007F   },  /* Basic Latin (no control chars) */
-    {  0x00A0  ,  0x00FF   },  /* Latin-1 Supplement (no control chars) */
-    {  0x0100  ,  0x017F   },  /* Latin Extended-A */
-    {  0x0180  ,  0x024F   },  /* Latin Extended-B */
-    {  0x0250  ,  0x02AF   },  /* IPA Extensions */
-    {  0x02B0  ,  0x02FF   },  /* Spacing Modifier Letters */
-    {  0x0300  ,  0x036F   },  /* Combining Diacritical Marks */
-    {  0x0370  ,  0x03FF   },  /* Greek and Coptic */
-    {  0x0400  ,  0x04FF   },  /* Cyrillic */
-    {  0x0500  ,  0x052F   },  /* Cyrillic Supplement */
-    {  0x1D00  ,  0x1D7F   },  /* Phonetic Extensions */
-    {  0x1D80  ,  0x1DBF   },  /* Phonetic Extensions Supplement */
-    {  0x1DC0  ,  0x1DFF   },  /* Combining Diacritical Marks Supplement */
-    {  0x1E00  ,  0x1EFF   },  /* Latin Extended Additional */
-    {  0x1F00  ,  0x1FFF   },  /* Greek Extended */
-    {  0x2000  ,  0x206F   },  /* General Punctuation */
-    {  0x2070  ,  0x209F   },  /* Superscripts and Subscripts */
-    {  0x20A0  ,  0x20CF   },  /* Currency Symbols */
-    {  0x2150  ,  0x218F   },  /* Number Forms */
-    {  0x2460  ,  0x24FF   },  /* Enclosed Alphanumerics */
-    {  0x2C60  ,  0x2C7F   },  /* Latin Extended-C */
-    {  0x2DE0  ,  0x2DFF   },  /* Cyrillic Extended-A */
-    {  0xA640U ,  0xA69FU  },  /* Cyrillic Extended-B */
-    {  0xA720U ,  0xA7FFU  },  /* Latin Extended-D */
-    {  0xFB00U ,  0xFB06U  },  /* Alphab. Present. Forms (Latin Ligs) */
-    { 0x1D400UL, 0x1D7FFUL },  /* Mathematical Alphanumeric Symbols */
-    { 0        , 0         }
+    AF_UNIRANGE_REC(  0x0020UL,  0x007FUL ),  /* Basic Latin (no control chars) */
+    AF_UNIRANGE_REC(  0x00A0UL,  0x00FFUL ),  /* Latin-1 Supplement (no control chars) */
+    AF_UNIRANGE_REC(  0x0100UL,  0x017FUL ),  /* Latin Extended-A */
+    AF_UNIRANGE_REC(  0x0180UL,  0x024FUL ),  /* Latin Extended-B */
+    AF_UNIRANGE_REC(  0x0250UL,  0x02AFUL ),  /* IPA Extensions */
+    AF_UNIRANGE_REC(  0x02B0UL,  0x02FFUL ),  /* Spacing Modifier Letters */
+    AF_UNIRANGE_REC(  0x0300UL,  0x036FUL ),  /* Combining Diacritical Marks */
+    AF_UNIRANGE_REC(  0x0370UL,  0x03FFUL ),  /* Greek and Coptic */
+    AF_UNIRANGE_REC(  0x0400UL,  0x04FFUL ),  /* Cyrillic */
+    AF_UNIRANGE_REC(  0x0500UL,  0x052FUL ),  /* Cyrillic Supplement */
+    AF_UNIRANGE_REC(  0x1D00UL,  0x1D7FUL ),  /* Phonetic Extensions */
+    AF_UNIRANGE_REC(  0x1D80UL,  0x1DBFUL ),  /* Phonetic Extensions Supplement */
+    AF_UNIRANGE_REC(  0x1DC0UL,  0x1DFFUL ),  /* Combining Diacritical Marks Supplement */
+    AF_UNIRANGE_REC(  0x1E00UL,  0x1EFFUL ),  /* Latin Extended Additional */
+    AF_UNIRANGE_REC(  0x1F00UL,  0x1FFFUL ),  /* Greek Extended */
+    AF_UNIRANGE_REC(  0x2000UL,  0x206FUL ),  /* General Punctuation */
+    AF_UNIRANGE_REC(  0x2070UL,  0x209FUL ),  /* Superscripts and Subscripts */
+    AF_UNIRANGE_REC(  0x20A0UL,  0x20CFUL ),  /* Currency Symbols */
+    AF_UNIRANGE_REC(  0x2150UL,  0x218FUL ),  /* Number Forms */
+    AF_UNIRANGE_REC(  0x2460UL,  0x24FFUL ),  /* Enclosed Alphanumerics */
+    AF_UNIRANGE_REC(  0x2C60UL,  0x2C7FUL ),  /* Latin Extended-C */
+    AF_UNIRANGE_REC(  0x2DE0UL,  0x2DFFUL ),  /* Cyrillic Extended-A */
+    AF_UNIRANGE_REC(  0xA640UL,  0xA69FUL ),  /* Cyrillic Extended-B */
+    AF_UNIRANGE_REC(  0xA720UL,  0xA7FFUL ),  /* Latin Extended-D */
+    AF_UNIRANGE_REC(  0xFB00UL,  0xFB06UL ),  /* Alphab. Present. Forms (Latin Ligs) */
+    AF_UNIRANGE_REC( 0x1D400UL, 0x1D7FFUL ),  /* Mathematical Alphanumeric Symbols */
+    AF_UNIRANGE_REC(       0UL,       0UL )
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_latin_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_latin_script_class,  
     AF_SCRIPT_LATIN,
     af_latin_uniranges,
 
@@ -2171,7 +2221,7 @@
 
     (AF_Script_InitHintsFunc)   af_latin_hints_init,
     (AF_Script_ApplyHintsFunc)  af_latin_hints_apply
-  };
+  )
 
 
 /* END */
diff --git a/src/autofit/aflatin.h b/src/autofit/aflatin.h
index 3251d37..660b10c 100644
--- a/src/autofit/aflatin.h
+++ b/src/autofit/aflatin.h
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter hinting routines for latin script (specification).       */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2006, 2007 by                              */
+/*  Copyright 2003, 2004, 2005, 2006, 2007, 2009 by                        */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -27,8 +27,7 @@ FT_BEGIN_HEADER
 
   /* the latin-specific script class */
 
-  FT_CALLBACK_TABLE const AF_ScriptClassRec
-  af_latin_script_class;
+  AF_DECLARE_SCRIPT_CLASS(af_latin_script_class)
 
 
 /* constants are given with units_per_em == 2048 in mind */
@@ -138,6 +137,10 @@ FT_BEGIN_HEADER
                                 FT_Face          face,
                                 FT_ULong         charcode );
 
+  FT_LOCAL( void )
+  af_latin_metrics_check_digits( AF_LatinMetrics  metrics,
+                                 FT_Face          face );
+
 
   /*************************************************************************/
   /*************************************************************************/
diff --git a/src/autofit/aflatin2.c b/src/autofit/aflatin2.c
index 14327b1..f58ef38 100644
--- a/src/autofit/aflatin2.c
+++ b/src/autofit/aflatin2.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter hinting routines for latin script (body).                */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008 by                        */
+/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by                  */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -16,6 +16,8 @@
 /***************************************************************************/
 
 
+#include FT_ADVANCES_H
+
 #include "aflatin.h"
 #include "aflatin2.h"
 #include "aferrors.h"
@@ -154,7 +156,7 @@
 #define AF_LATIN_MAX_TEST_CHARACTERS  12
 
 
-  static const char* const  af_latin2_blue_chars[AF_LATIN_MAX_BLUES] =
+  static const char af_latin2_blue_chars[AF_LATIN_MAX_BLUES][AF_LATIN_MAX_TEST_CHARACTERS+1] =
   {
     "THEZOCQS",
     "HEZLOCUS",
@@ -336,7 +338,7 @@
          *  we couldn't find a single glyph to compute this blue zone,
          *  we will simply ignore it then
          */
-        AF_LOG(( "empty!\n" ));
+        AF_LOG(( "empty\n" ));
         continue;
       }
 
@@ -401,6 +403,52 @@
   }
 
 
+  FT_LOCAL_DEF( void )
+  af_latin2_metrics_check_digits( AF_LatinMetrics  metrics,
+                                  FT_Face          face )
+  {
+    FT_UInt   i;
+    FT_Bool   started = 0, same_width = 1;
+    FT_Fixed  advance, old_advance = 0;
+
+
+    /* check whether all ASCII digits have the same advance width; */
+    /* digit `0' is 0x30 in all supported charmaps                 */
+    for ( i = 0x30; i <= 0x39; i++ )
+    {
+      FT_UInt  glyph_index;
+
+
+      glyph_index = FT_Get_Char_Index( face, i );
+      if ( glyph_index == 0 )
+        continue;
+
+      if ( FT_Get_Advance( face, glyph_index,
+                           FT_LOAD_NO_SCALE         |
+                           FT_LOAD_NO_HINTING       |
+                           FT_LOAD_IGNORE_TRANSFORM,
+                           &advance ) )
+        continue;
+
+      if ( started )
+      {
+        if ( advance != old_advance )
+        {
+          same_width = 0;
+          break;
+        }
+      }
+      else
+      {
+        old_advance = advance;
+        started     = 1;
+      }
+    }
+
+    metrics->root.digits_have_same_width = same_width;
+  }
+
+
   FT_LOCAL_DEF( FT_Error )
   af_latin2_metrics_init( AF_LatinMetrics  metrics,
                          FT_Face          face )
@@ -434,6 +482,7 @@
       /* For now, compute the standard width and height from the `o'. */
       af_latin2_metrics_init_widths( metrics, face, 'o' );
       af_latin2_metrics_init_blues( metrics, face );
+      af_latin2_metrics_check_digits( metrics, face );
     }
 
     FT_Set_Charmap( face, oldmap );
@@ -1739,7 +1788,6 @@
     AF_AxisHints  axis       = &hints->axis[dim];
     AF_Edge       edges      = axis->edges;
     AF_Edge       edge_limit = edges + axis->num_edges;
-    FT_Int        n_edges;
     AF_Edge       edge;
     AF_Edge       anchor     = 0;
     FT_Int        has_serifs = 0;
@@ -2050,8 +2098,12 @@
     /* We don't handle horizontal edges since we can't easily assure that */
     /* the third (lowest) stem aligns with the base line; it might end up */
     /* one pixel higher or lower.                                         */
+
 #if 0
-    n_edges = edge_limit - edges;
+    {
+      FT_Int  n_edges = edge_limit - edges;
+
+
     if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
     {
       AF_Edge  edge1, edge2, edge3;
@@ -2097,7 +2149,9 @@
           edge3->link->flags |= AF_EDGE_DONE;
       }
     }
+    }
 #endif
+
     if ( has_serifs || !anchor )
     {
       /*
@@ -2266,15 +2320,13 @@
 
   static const AF_Script_UniRangeRec  af_latin2_uniranges[] =
   {
-    { 32,  127 },    /* XXX: TODO: Add new Unicode ranges here! */
-    { 160, 255 },
-    { 0,   0 }
+    AF_UNIRANGE_REC( 32UL,  127UL ),    /* XXX: TODO: Add new Unicode ranges here! */
+    AF_UNIRANGE_REC( 160UL, 255UL ),
+    AF_UNIRANGE_REC( 0UL,   0UL )
   };
 
 
-  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec
-  af_latin2_script_class =
-  {
+  AF_DEFINE_SCRIPT_CLASS(af_latin2_script_class,
     AF_SCRIPT_LATIN2,
     af_latin2_uniranges,
 
@@ -2286,7 +2338,7 @@
 
     (AF_Script_InitHintsFunc)   af_latin2_hints_init,
     (AF_Script_ApplyHintsFunc)  af_latin2_hints_apply
-  };
+  )
 
 
 /* END */
diff --git a/src/autofit/aflatin2.h b/src/autofit/aflatin2.h
index 34eda05..925c621 100644
--- a/src/autofit/aflatin2.h
+++ b/src/autofit/aflatin2.h
@@ -27,8 +27,7 @@ FT_BEGIN_HEADER
 
   /* the latin-specific script class */
 
-  FT_CALLBACK_TABLE const AF_ScriptClassRec
-  af_latin2_script_class;
+  AF_DECLARE_SCRIPT_CLASS(af_latin2_script_class)
 
 /* */
 
diff --git a/src/autofit/afloader.c b/src/autofit/afloader.c
index 4e48c2f..bf25cd1 100644
--- a/src/autofit/afloader.c
+++ b/src/autofit/afloader.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter glyph loading routines (body).                           */
 /*                                                                         */
-/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008 by                        */
+/*  Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by                  */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -19,7 +19,6 @@
 #include "afloader.h"
 #include "afhints.h"
 #include "afglobal.h"
-#include "aflatin.h"
 #include "aferrors.h"
 
 
@@ -220,6 +219,7 @@
           FT_Pos   pp1x = loader->pp1.x;
           FT_Pos   pp2x = loader->pp2.x;
 
+
           loader->pp1.x = FT_PIX_ROUND( pp1x );
           loader->pp2.x = FT_PIX_ROUND( pp2x );
 
@@ -232,6 +232,7 @@
         FT_Pos   pp1x = loader->pp1.x;
         FT_Pos   pp2x = loader->pp2.x;
 
+
         loader->pp1.x = FT_PIX_ROUND( pp1x + hints->xmin_delta );
         loader->pp2.x = FT_PIX_ROUND( pp2x + hints->xmax_delta );
 
@@ -413,7 +414,8 @@
       slot->metrics.vertBearingY = FT_PIX_FLOOR( bbox.yMax + vvector.y );
 
       /* for mono-width fonts (like Andale, Courier, etc.) we need */
-      /* to keep the original rounded advance width                */
+      /* to keep the original rounded advance width; ditto for     */
+      /* digits if all have the same advance width                 */
 #if 0
       if ( !FT_IS_FIXED_WIDTH( slot->face ) )
         slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
@@ -421,13 +423,9 @@
         slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance,
                                                x_scale );
 #else
-      if ( !FT_IS_FIXED_WIDTH( slot->face ) )
-      {
-        /* non-spacing glyphs must stay as-is */
-        if ( slot->metrics.horiAdvance )
-          slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
-      }
-      else
+      if ( FT_IS_FIXED_WIDTH( slot->face )                              ||
+           ( af_face_globals_is_digit( loader->globals, glyph_index ) &&
+             metrics->digits_have_same_width                          ) )
       {
         slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance,
                                                metrics->scaler.x_scale );
@@ -437,6 +435,12 @@
         slot->lsb_delta = 0;
         slot->rsb_delta = 0;
       }
+      else
+      {
+        /* non-spacing glyphs must stay as-is */
+        if ( slot->metrics.horiAdvance )
+          slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
+      }
 #endif
 
       slot->metrics.vertAdvance = FT_MulFix( slot->metrics.vertAdvance,
diff --git a/src/autofit/afmodule.c b/src/autofit/afmodule.c
index cd5e1cc..ec2d707 100644
--- a/src/autofit/afmodule.c
+++ b/src/autofit/afmodule.c
@@ -18,6 +18,7 @@
 
 #include "afmodule.h"
 #include "afloader.h"
+#include "afpic.h"
 
 #ifdef AF_DEBUG
   int    _af_debug;
@@ -66,19 +67,15 @@
   }
 
 
-  FT_CALLBACK_TABLE_DEF
-  const FT_AutoHinter_ServiceRec  af_autofitter_service =
-  {
+  FT_DEFINE_AUTOHINTER_SERVICE(af_autofitter_service,
     NULL,
     NULL,
     NULL,
     (FT_AutoHinter_GlyphLoadFunc)af_autofitter_load_glyph
-  };
+  )
 
+  FT_DEFINE_MODULE(autofit_module_class,
 
-  FT_CALLBACK_TABLE_DEF
-  const FT_Module_Class  autofit_module_class =
-  {
     FT_MODULE_HINTER,
     sizeof ( FT_AutofitterRec ),
 
@@ -86,12 +83,12 @@
     0x10000L,   /* version 1.0 of the autofitter  */
     0x20000L,   /* requires FreeType 2.0 or above */
 
-    (const void*)&af_autofitter_service,
+    (const void*)&AF_AF_AUTOFITTER_SERVICE_GET,
 
     (FT_Module_Constructor)af_autofitter_init,
     (FT_Module_Destructor) af_autofitter_done,
     (FT_Module_Requester)  NULL
-  };
+  )
 
 
 /* END */
diff --git a/src/autofit/afmodule.h b/src/autofit/afmodule.h
index 36268a0..d979239 100644
--- a/src/autofit/afmodule.h
+++ b/src/autofit/afmodule.h
@@ -20,13 +20,13 @@
 #define __AFMODULE_H__
 
 #include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
 #include FT_MODULE_H
 
 
 FT_BEGIN_HEADER
 
-  FT_CALLBACK_TABLE
-  const FT_Module_Class  autofit_module_class;
+FT_DECLARE_MODULE(autofit_module_class)
 
 
 FT_END_HEADER
diff --git a/src/autofit/afpic.c b/src/autofit/afpic.c
new file mode 100644
index 0000000..76822c3
--- /dev/null
+++ b/src/autofit/afpic.c
@@ -0,0 +1,92 @@
+/***************************************************************************/
+/*                                                                         */
+/*  afpic.c                                                                */
+/*                                                                         */
+/*    The FreeType position independent code services for autofit module.  */
+/*                                                                         */
+/*  Copyright 2009 by                                                      */
+/*  Oran Agra and Mickey Gabel.                                            */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "afpic.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+  /* forward declaration of PIC init functions from afmodule.c */
+  void FT_Init_Class_af_autofitter_service( FT_Library, FT_AutoHinter_ServiceRec*);
+
+  /* forward declaration of PIC init functions from script classes */
+#include "aflatin.h"
+#include "aflatin2.h"
+#include "afcjk.h"
+#include "afdummy.h"
+#include "afindic.h"
+
+  void
+  autofit_module_class_pic_free( FT_Library library )
+  {
+    FT_PIC_Container* pic_container = &library->pic_container;
+    FT_Memory memory = library->memory;
+    if ( pic_container->autofit )
+    {
+      FT_FREE( pic_container->autofit );
+      pic_container->autofit = NULL;
+    }
+  }
+
+  FT_Error
+  autofit_module_class_pic_init( FT_Library library )
+  {
+    FT_PIC_Container* pic_container = &library->pic_container;
+    FT_UInt         ss;
+    FT_Error        error = FT_Err_Ok;
+    AFModulePIC*  container;
+    FT_Memory memory = library->memory;
+
+    /* allocate pointer, clear and set global container pointer */
+    if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+      return error;
+    FT_MEM_SET( container, 0, sizeof(*container) );
+    pic_container->autofit = container;
+
+    /* initialize pointer table - this is how the module usually expects this data */
+    for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ )
+    {
+      container->af_script_classes[ss] = &container->af_script_classes_rec[ss];
+    }
+    container->af_script_classes[AF_SCRIPT_CLASSES_COUNT-1] = NULL;
+    
+    /* add call to initialization function when you add new scripts */
+    ss = 0;
+    FT_Init_Class_af_dummy_script_class(&container->af_script_classes_rec[ss++]);
+#ifdef FT_OPTION_AUTOFIT2
+    FT_Init_Class_af_latin2_script_class(&container->af_script_classes_rec[ss++]);
+#endif
+    FT_Init_Class_af_latin_script_class(&container->af_script_classes_rec[ss++]);
+    FT_Init_Class_af_cjk_script_class(&container->af_script_classes_rec[ss++]);
+    FT_Init_Class_af_indic_script_class(&container->af_script_classes_rec[ss++]);    
+
+    FT_Init_Class_af_autofitter_service(library, &container->af_autofitter_service);
+
+/*Exit:*/
+    if(error)
+      autofit_module_class_pic_free(library);
+    return error;
+  }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
diff --git a/src/autofit/afpic.h b/src/autofit/afpic.h
new file mode 100644
index 0000000..80e62d3
--- /dev/null
+++ b/src/autofit/afpic.h
@@ -0,0 +1,64 @@
+/***************************************************************************/
+/*                                                                         */
+/*  afpic.h                                                                */
+/*                                                                         */
+/*    The FreeType position independent code services for autofit module.  */
+/*                                                                         */
+/*  Copyright 2009 by                                                      */
+/*  Oran Agra and Mickey Gabel.                                            */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#ifndef __AFPIC_H__
+#define __AFPIC_H__
+
+  
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define AF_SCRIPT_CLASSES_GET         af_script_classes
+#define AF_AF_AUTOFITTER_SERVICE_GET  af_autofitter_service
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include "aftypes.h"
+
+/* increase these when you add new scripts, and update autofit_module_class_pic_init */
+#ifdef FT_OPTION_AUTOFIT2
+  #define AF_SCRIPT_CLASSES_COUNT     6
+#else
+  #define AF_SCRIPT_CLASSES_COUNT     5  
+#endif
+#define AF_SCRIPT_CLASSES_REC_COUNT  (AF_SCRIPT_CLASSES_COUNT-1)    
+
+  typedef struct AFModulePIC_
+  {
+    AF_ScriptClass    af_script_classes[AF_SCRIPT_CLASSES_COUNT];
+    AF_ScriptClassRec af_script_classes_rec[AF_SCRIPT_CLASSES_REC_COUNT];
+    FT_AutoHinter_ServiceRec af_autofitter_service;
+  } AFModulePIC;
+
+#define GET_PIC(lib)                  ((AFModulePIC*)((lib)->pic_container.autofit))
+#define AF_SCRIPT_CLASSES_GET         (GET_PIC(FT_FACE_LIBRARY(globals->face))->af_script_classes)
+#define AF_AF_AUTOFITTER_SERVICE_GET  (GET_PIC(library)->af_autofitter_service)
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __AFPIC_H__ */
+
+
+/* END */
diff --git a/src/autofit/aftypes.h b/src/autofit/aftypes.h
index 626a388..5574f0c 100644
--- a/src/autofit/aftypes.h
+++ b/src/autofit/aftypes.h
@@ -285,6 +285,7 @@ extern void*  _af_debug_hints;
   {
     AF_ScriptClass  clazz;
     AF_ScalerRec    scaler;
+    FT_Bool         digits_have_same_width;
 
   } AF_ScriptMetricsRec, *AF_ScriptMetrics;
 
@@ -321,6 +322,8 @@ extern void*  _af_debug_hints;
 
   } AF_Script_UniRangeRec;
 
+#define AF_UNIRANGE_REC( a, b ) { (FT_UInt32)(a), (FT_UInt32)(b) }
+
   typedef const AF_Script_UniRangeRec  *AF_Script_UniRange;
 
 
@@ -329,7 +332,7 @@ extern void*  _af_debug_hints;
     AF_Script                   script;
     AF_Script_UniRange          script_uni_ranges; /* last must be { 0, 0 } */
 
-    FT_UInt                     script_metrics_size;
+    FT_Offset                   script_metrics_size;
     AF_Script_InitMetricsFunc   script_metrics_init;
     AF_Script_ScaleMetricsFunc  script_metrics_scale;
     AF_Script_DoneMetricsFunc   script_metrics_done;
@@ -339,6 +342,56 @@ extern void*  _af_debug_hints;
 
   } AF_ScriptClassRec;
 
+/* Declare and define vtables for classes */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define AF_DECLARE_SCRIPT_CLASS(script_class)                                \
+  FT_CALLBACK_TABLE const AF_ScriptClassRec                                  \
+  script_class;
+
+#define AF_DEFINE_SCRIPT_CLASS(script_class, script_, ranges, m_size,        \
+                               m_init, m_scale, m_done, h_init, h_apply)     \
+  FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec                              \
+  script_class =                                                             \
+  {                                                                          \
+    script_,                                                                 \
+    ranges,                                                                  \
+                                                                             \
+    m_size,                                                                  \
+                                                                             \
+    m_init,                                                                  \
+    m_scale,                                                                 \
+    m_done,                                                                  \
+                                                                             \
+    h_init,                                                                  \
+    h_apply                                                                  \
+  };
+
+#else 
+
+#define AF_DECLARE_SCRIPT_CLASS(script_class)                                \
+  FT_LOCAL(void)                                                             \
+  FT_Init_Class_##script_class(AF_ScriptClassRec* ac);
+
+#define AF_DEFINE_SCRIPT_CLASS(script_class, script_, ranges, m_size,        \
+                               m_init, m_scale, m_done, h_init, h_apply)     \
+  FT_LOCAL_DEF(void)                                                         \
+  FT_Init_Class_##script_class(AF_ScriptClassRec* ac)                        \
+  {                                                                          \
+    ac->script                = script_;                                     \
+    ac->script_uni_ranges     = ranges;                                      \
+                                                                             \
+    ac->script_metrics_size   = m_size;                                      \
+                                                                             \
+    ac->script_metrics_init   = m_init;                                      \
+    ac->script_metrics_scale  = m_scale;                                     \
+    ac->script_metrics_done   = m_done;                                      \
+                                                                             \
+    ac->script_hints_init     = h_init;                                      \
+    ac->script_hints_apply    = h_apply;                                     \
+  }
+#endif
+
 
 /* */
 
diff --git a/src/autofit/autofit.c b/src/autofit/autofit.c
index 2fe66a9..83b613e 100644
--- a/src/autofit/autofit.c
+++ b/src/autofit/autofit.c
@@ -18,6 +18,7 @@
 
 #define FT_MAKE_OPTION_SINGLE_OBJECT
 #include <ft2build.h>
+#include "afpic.c"
 #include "afangles.c"
 #include "afglobal.c"
 #include "afhints.c"