Update freetype to latest version of ASOP.

src/autofit/afloader.c

Index: src/autofit/afloader.c
diff --git a/src/autofit/afloader.c b/src/autofit/afloader.c
index 34ef9d8098518d01fcb4aa06bb30735067736ee8..17a6fb7c3b8862a0fcc34d196e4974903e276a5f 100644
--- a/src/autofit/afloader.c
+++ b/src/autofit/afloader.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    Auto-fitter glyph loading routines (body).                           */
 /*                                                                         */
-/*  Copyright 2003-2009, 2011-2012 by                                      */
+/*  Copyright 2003-2009, 2011-2013 by                                      */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -16,18 +16,22 @@
 /***************************************************************************/
 
 
+#include "afglobal.h"
 #include "afloader.h"
 #include "afhints.h"
-#include "afglobal.h"
 #include "aferrors.h"
+#include "afmodule.h"
 
 
   /* Initialize glyph loader. */
 
   FT_LOCAL_DEF( FT_Error )
-  af_loader_init( AF_Loader  loader,
-                  FT_Memory  memory )
+  af_loader_init( AF_Module  module )
   {
+    AF_Loader  loader = module->loader;
+    FT_Memory  memory = module->root.library->memory;
+
+
     FT_ZERO( loader );
 
     af_glyph_hints_init( &loader->hints, memory );
@@ -41,10 +45,11 @@
   /* Reset glyph loader and compute globals if necessary. */
 
   FT_LOCAL_DEF( FT_Error )
-  af_loader_reset( AF_Loader  loader,
+  af_loader_reset( AF_Module  module,
                    FT_Face    face )
   {
-    FT_Error  error = AF_Err_Ok;
+    FT_Error   error  = FT_Err_Ok;
+    AF_Loader  loader = module->loader;
 
 
     loader->face    = face;
@@ -54,7 +59,7 @@
 
     if ( loader->globals == NULL )
     {
-      error = af_face_globals_new( face, &loader->globals );
+      error = af_face_globals_new( face, &loader->globals, module );
       if ( !error )
       {
         face->autohint.data =
@@ -71,8 +76,11 @@
   /* Finalize glyph loader. */
 
   FT_LOCAL_DEF( void )
-  af_loader_done( AF_Loader  loader )
+  af_loader_done( AF_Module  module )
   {
+    AF_Loader  loader = module->loader;
+
+
     af_glyph_hints_done( &loader->hints );
 
     loader->face    = NULL;
@@ -104,9 +112,11 @@
     AF_GlyphHints     hints    = &loader->hints;
     FT_GlyphSlot      slot     = face->glyph;
     FT_Slot_Internal  internal = slot->internal;
+    FT_Int32          flags;
 
 
-    error = FT_Load_Glyph( face, glyph_index, load_flags );
+    flags = load_flags | FT_LOAD_LINEAR_DESIGN;
+    error = FT_Load_Glyph( face, glyph_index, flags );
     if ( error )
       goto Exit;
 
@@ -124,10 +134,6 @@
       FT_Vector_Transform( &loader->trans_delta, &inverse );
     }
 
-    /* set linear metrics */
-    slot->linearHoriAdvance = slot->metrics.horiAdvance;
-    slot->linearVertAdvance = slot->metrics.vertAdvance;
-
     switch ( slot->format )
     {
     case FT_GLYPH_FORMAT_OUTLINE:
@@ -137,8 +143,8 @@
                               loader->trans_delta.x,
                               loader->trans_delta.y );
 
-      /* copy the outline points in the loader's current               */
-      /* extra points which is used to keep original glyph coordinates */
+      /* copy the outline points in the loader's current                */
+      /* extra points which are used to keep original glyph coordinates */
       error = FT_GLYPHLOADER_CHECK_POINTS( gloader,
                                            slot->outline.n_points + 4,
                                            slot->outline.n_contours );
@@ -343,14 +349,14 @@
             if ( start_point + k >= num_base_points         ||
                                l >= (FT_UInt)num_new_points )
             {
-              error = AF_Err_Invalid_Composite;
+              error = FT_THROW( Invalid_Composite );
               goto Exit;
             }
 
             l += num_base_points;
 
-            /* for now, only use the current point coordinates;    */
-            /* we may consider another approach in the near future */
+            /* for now, only use the current point coordinates; */
+            /* we eventually may consider another approach      */
             p1 = gloader->base.outline.points + start_point + k;
             p2 = gloader->base.outline.points + start_point + l;
 
@@ -381,7 +387,7 @@
 
     default:
       /* we don't support other formats (yet?) */
-      error = AF_Err_Unimplemented_Feature;
+      error = FT_THROW( Unimplemented_Feature );
     }
 
   Hint_Metrics:
@@ -484,18 +490,19 @@
   /* Load a glyph. */
 
   FT_LOCAL_DEF( FT_Error )
-  af_loader_load_glyph( AF_Loader  loader,
+  af_loader_load_glyph( AF_Module  module,
                         FT_Face    face,
                         FT_UInt    gindex,
                         FT_Int32   load_flags )
   {
     FT_Error      error;
-    FT_Size       size = face->size;
+    FT_Size       size   = face->size;
+    AF_Loader     loader = module->loader;
     AF_ScalerRec  scaler;
 
 
     if ( !size )
-      return AF_Err_Invalid_Argument;
+      return FT_THROW( Invalid_Argument );
 
     FT_ZERO( &scaler );
 
@@ -508,7 +515,7 @@
     scaler.render_mode = FT_LOAD_TARGET_MODE( load_flags );
     scaler.flags       = 0;  /* XXX: fix this */
 
-    error = af_loader_reset( loader, face );
+    error = af_loader_reset( module, face );
     if ( !error )
     {
       AF_ScriptMetrics  metrics;