[autofit] Variable renamings.

* src/autofit/aflatin.c (af_latin_metrics_init_blues): Replace
`glyph' with `outline'.
s/best_first/best_contour_first/.
s/best_last/best_contour_last/.

ChangeLog

@@ -1,3 +1,12 @@
+2012-08-05  Werner Lemberg  <wl@gnu.org>
+
+	[autofit] Variable renamings.
+
+	* src/autofit/aflatin.c (af_latin_metrics_init_blues): Replace
+	`glyph' with `outline'.
+	s/best_first/best_contour_first/.
+	s/best_last/best_contour_last/.
+
 2012-07-31  Werner Lemberg  <wl@gnu.org>
 
 	Fix Savannah bug #37000.

src/autofit/aflatin.c

@@ -198,7 +198,7 @@
     AF_LatinBlue  blue;
     FT_Error      error;
     AF_LatinAxis  axis  = &metrics->axis[AF_DIMENSION_VERT];
-    FT_GlyphSlot  glyph = face->glyph;
+    FT_Outline    outline;
 
 
     /* we compute the blues simply by loading each character from the    */
@@ -225,7 +225,7 @@
       {
         FT_UInt     glyph_index;
         FT_Pos      best_y;                            /* same as points.y */
-        FT_Int      best_point, best_first, best_last;
+        FT_Int      best_point, best_contour_first, best_contour_last;
         FT_Vector*  points;
         FT_Bool     round = 0;
 
@@ -235,16 +235,17 @@
         if ( glyph_index == 0 )
           continue;
 
-        error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
-        if ( error || glyph->outline.n_points <= 0 )
+        error   = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+        outline = face->glyph->outline;
+        if ( error || outline.n_points <= 0 )
           continue;
 
         /* now compute min or max point indices and coordinates */
-        points      = glyph->outline.points;
-        best_point  = -1;
-        best_y      = 0;  /* make compiler happy */
-        best_first  = 0;  /* ditto */
-        best_last   = 0;  /* ditto */
+        points             = outline.points;
+        best_point         = -1;
+        best_y             = 0;  /* make compiler happy */
+        best_contour_first = 0;  /* ditto */
+        best_contour_last  = 0;  /* ditto */
 
         {
           FT_Int  nn;
@@ -252,15 +253,13 @@
           FT_Int  last  = -1;
 
 
-          for ( nn = 0;
-                nn < glyph->outline.n_contours;
-                first = last + 1, nn++ )
+          for ( nn = 0; nn < outline.n_contours; first = last + 1, nn++ )
           {
             FT_Int  old_best_point = best_point;
             FT_Int  pp;
 
 
-            last = glyph->outline.contours[nn];
+            last = outline.contours[nn];
 
             /* Avoid single-point contours since they are never rasterized. */
             /* In some fonts, they correspond to mark attachment points     */
@@ -289,8 +288,8 @@
 
             if ( best_point != old_best_point )
             {
-              best_first = first;
-              best_last  = last;
+              best_contour_first = first;
+              best_contour_last  = last;
             }
           }
           FT_TRACE5(( "  %c  %ld", *p, best_y ));
@@ -313,10 +312,10 @@
 
           do
           {
-            if ( prev > best_first )
+            if ( prev > best_contour_first )
               prev--;
             else
-              prev = best_last;
+              prev = best_contour_last;
 
             dist = FT_ABS( points[prev].y - best_y );
             /* accept a small distance or a small angle (both values are */
@@ -329,10 +328,10 @@
 
           do
           {
-            if ( next < best_last )
+            if ( next < best_contour_last )
               next++;
             else
-              next = best_first;
+              next = best_contour_first;
 
             dist = FT_ABS( points[next].y - best_y );
             if ( dist > 5 )
@@ -343,8 +342,8 @@
 
           /* now set the `round' flag depending on the segment's kind */
           round = FT_BOOL(
-            FT_CURVE_TAG( glyph->outline.tags[prev] ) != FT_CURVE_TAG_ON ||
-            FT_CURVE_TAG( glyph->outline.tags[next] ) != FT_CURVE_TAG_ON );
+            FT_CURVE_TAG( outline.tags[prev] ) != FT_CURVE_TAG_ON ||
+            FT_CURVE_TAG( outline.tags[next] ) != FT_CURVE_TAG_ON );
 
           FT_TRACE5(( " (%s)\n", round ? "round" : "flat" ));
         }