shithub: freetype+ttf2subf

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[sfnt] Adjust behaviour of PS font names for variation fonts.

* src/sfnt/sfdriver.c (sfnt_get_var_ps_name): Use a named instance's
PS name only if no variation is applied.

git/fs: mount .git/fs: mount/attach disallowed

--- a/ChangeLog

+++ b/ChangeLog

@@ -1,5 +1,12 @@

 2017-10-07  Werner Lemberg  <[email protected]>

+	[sfnt] Adjust behaviour of PS font names for variation fonts.

+

+	* src/sfnt/sfdriver.c (sfnt_get_var_ps_name): Use a named instance's

+	PS name only if no variation is applied.

+

+2017-10-07  Werner Lemberg  <[email protected]>

+

 	[cff, truetype] Adjust behaviour of named instances.

 	This commit completely separates the interaction between named

--- a/include/freetype/freetype.h

+++ b/include/freetype/freetype.h

@@ -3519,6 +3519,13 @@

   /*                                                                       */

   /*      http://wwwimages.adobe.com/content/dam/Adobe/en/devnet/font/pdfs/5902.AdobePSNameGeneration.html */

   /*                                                                       */

+  /*    [Since 2.8.2] Special PostScript names for named instances are     */

+  /*    only returned if the named instance is set with                    */

+  /*    @FT_Set_Named_Instance (and the font has corresponding entries in  */

+  /*    its `fvar' table).  If @FT_IS_VARIATION returns true, the          */

+  /*    algorithmically derived PostScript name is provided, not looking   */

+  /*    up special entries for named instances.                            */

+  /*                                                                       */

   FT_EXPORT( const char* )

   FT_Get_Postscript_Name( FT_Face  face );

--- a/src/sfnt/sfdriver.c

+++ b/src/sfnt/sfdriver.c

@@ -862,7 +862,8 @@

                        NULL,

                        &mm_var );

-    if ( FT_IS_NAMED_INSTANCE( FT_FACE( face ) ) )

+    if ( FT_IS_NAMED_INSTANCE( FT_FACE( face ) ) &&

+         !FT_IS_VARIATION( FT_FACE( face ) )     )

     {

       SFNT_Service  sfnt = (SFNT_Service)face->sfnt;