From caed7aba781e9f4038f5385d76a5ffdfd7490aca Mon Sep 17 00:00:00 2001
From: handa <handa>
Date: Fri, 10 Jul 2009 06:35:57 +0000
Subject: [PATCH] (update_seq_area): Drive features of the correct script and
 langsys.

---
 example/otfview.c |   19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/example/otfview.c b/example/otfview.c
index 153b141..a6585a4 100644
--- a/example/otfview.c
+++ b/example/otfview.c
@@ -368,8 +368,20 @@ update_seq_area ()
   XDrawLine (display, seq_pixmap, gc_set, 0, glyph_y, render_width, glyph_y);
   if (otf)
     {
+      char *script_name = NULL, *langsys_name = NULL, buf[10];
       char *str;
 
+      if (script_tag)
+	{
+	  script_name = buf;
+	  OTF_tag_name (script_tag, script_name);
+	}
+      if (langsys_tag)
+	{
+	  langsys_name = buf + 5;
+	  OTF_tag_name (langsys_tag, langsys_name);
+	}
+
       OTF_drive_gdef (otf, &gstring);
       OTF_drive_cmap (otf, &gstring);
       if (otf->gsub)
@@ -378,9 +390,10 @@ update_seq_area ()
 	  if (str)
 	    {
 	      if (do_alternate_subst)
-		OTF_drive_gsub_alternate (otf, &gstring, NULL, NULL, str);
+		OTF_drive_gsub_alternate (otf, &gstring,
+					  script_name, langsys_name, str);
 	      else
-		OTF_drive_gsub (otf, &gstring, NULL, NULL, str);
+		OTF_drive_gsub (otf, &gstring, script_name, langsys_name, str);
 	      free (str);
 	    }
 	}
@@ -389,7 +402,7 @@ update_seq_area ()
 	  str = get_features (&otf->gpos->FeatureList, &gpos);
 	  if (str)
 	    {
-	      OTF_drive_gpos2 (otf, &gstring, NULL, NULL, str);
+	      OTF_drive_gpos2 (otf, &gstring, script_name, langsys_name, str);
 	      free (str);
 	    }
 	}
-- 
1.7.10.4