Doc-es: various updates.

[lilypond.git] / lily / font-config.cc

diff --git a/lily/font-config.cc b/lily/font-config.cc
index 641192b12c7566d5bdd3056291a551ff22b3779f..74e591254f4a96a820984bf50b5c56c5b37418e2 100644 (file)
--- a/lily/font-config.cc
+++ b/lily/font-config.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2005--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -38,23 +38,51 @@ init_fontconfig ()
   debug_output (_ ("Initializing FontConfig..."));
 
   /* TODO: Find a way for Fontconfig to update its cache, if needed. */
-  font_config_global = FcInitLoadConfig ();
+  FcInitLoadConfig ();
 
-  vector<string> dirs;
+  /* Create an empty configuration */
+  font_config_global = FcConfigCreate ();
 
-  /* Extra trailing slash suddenly breaks fontconfig (fc-cache 2.5.0)
-     on windows.  */
-  dirs.push_back (lilypond_datadir + "/fonts/otf");
+  /* fontconfig conf files */
+  vector<string> confs;
+
+  /* LilyPond local fontconfig conf file 00
+     This file is loaded *before* fontconfig's default conf. */
+  confs.push_back (lilypond_datadir + "/fonts/00-lilypond-fonts.conf");
+
+  /* fontconfig's default conf file */
+  void *default_conf = FcConfigFilename (NULL);
+  confs.push_back (static_cast<char*>(default_conf));
+  FcStrFree(static_cast<FcChar8*>(default_conf));
+
+  /* LilyPond local fontconfig conf file 99
+     This file is loaded *after* fontconfig's default conf. */
+  confs.push_back (lilypond_datadir + "/fonts/99-lilypond-fonts.conf");
 
-  for (vsize i = 0; i < dirs.size (); i++)
+  /* Load fontconfig conf files */
+  for (vector<string>::const_iterator it = confs.begin ();
+       it != confs.end ();
+       it++)
     {
-      string dir = dirs[i];
-      if (!FcConfigAppFontAddDir (font_config_global, (FcChar8 *)dir.c_str ()))
-        error (_f ("failed adding font directory: %s", dir.c_str ()));
+      if (!FcConfigParseAndLoad (font_config_global,
+                                 (FcChar8 *)it->c_str (),
+                                 FcFalse))
+        error (_f ("failed to add fontconfig configuration file `%s'",
+                   it->c_str ()));
       else
-        debug_output (_f ("Adding font directory: %s", dir.c_str ()));
+        debug_output (_f ("Adding fontconfig configuration file: %s",
+                          it->c_str ()));
     }
 
+  /* Extra trailing slash suddenly breaks fontconfig (fc-cache 2.5.0)
+     on windows.  */
+  string dir (lilypond_datadir + "/fonts/otf");
+
+  if (!FcConfigAppFontAddDir (font_config_global, (FcChar8 *)dir.c_str ()))
+    error (_f ("failed adding font directory: %s", dir.c_str ()));
+  else
+    debug_output (_f ("Adding font directory: %s", dir.c_str ()));
+
   debug_output (_ ("Building font database..."));
 
   FcConfigBuildFonts (font_config_global);