Add FT_Get_PS_Font_Info interface to CFF driver.

ChangeLog

@@ -1,3 +1,16 @@
+2007-01-13  Derek Clegg  <dclegg@apple.com>
+
+	Add FT_Get_PS_Font_Info interface to CFF driver.
+
+	* src/cff/cfftypes.h: Include FT_TYPE1_TABLES_H.
+	(CFF_FontRec): Add `font_info' field.
+
+	* src/cff/cffload.c: Include FT_TYPE1_TABLES_H.
+	(cff_font_done): Free font->font_info if necessary.
+
+	* src/cff/cffdrvr.c (cff_ps_get_font_info): New function.
+	(cff_service_ps_info): Register cff_ps_get_font_info.
+
 2007-01-13  Werner Lemberg  <wl@gnu.org>
 
 	* src/base/ftoutln.c (FT_Outline_Get_Orientation): Fix compilation

src/cff/cffdrivr.c

@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    OpenType font driver implementation (body).                          */
 /*                                                                         */
-/*  Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006 by                   */
+/*  Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007 by             */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -302,9 +302,57 @@
   }
 
 
+  static FT_Error
+  cff_ps_get_font_info( CFF_Face         face,
+                        PS_FontInfoRec*  afont_info )
+  {
+    CFF_Font  cff   = (CFF_Font)face->extra.data;
+    FT_Error  error = FT_Err_Ok;
+
+
+    if ( cff && cff->font_info == NULL )
+    {
+      CFF_FontRecDict  dict = &cff->top_font.font_dict;
+      PS_FontInfoRec  *font_info;
+      FT_Memory        memory = face->root.memory;
+
+
+      if ( FT_ALLOC( font_info, sizeof ( *font_info ) ) )
+        goto Fail;
+
+      font_info->version     = cff_index_get_sid_string( &cff->string_index,
+                                                         dict->version,
+                                                         cff->psnames );
+      font_info->notice      = cff_index_get_sid_string( &cff->string_index,
+                                                         dict->notice,
+                                                         cff->psnames );
+      font_info->full_name   = cff_index_get_sid_string( &cff->string_index,
+                                                         dict->full_name,
+                                                         cff->psnames );
+      font_info->family_name = cff_index_get_sid_string( &cff->string_index,
+                                                         dict->family_name,
+                                                         cff->psnames );
+      font_info->weight      = cff_index_get_sid_string( &cff->string_index,
+                                                         dict->weight,
+                                                         cff->psnames );
+      font_info->italic_angle        = dict->italic_angle;
+      font_info->is_fixed_pitch      = dict->is_fixed_pitch;
+      font_info->underline_position  = dict->underline_position;
+      font_info->underline_thickness = dict->underline_thickness;
+
+      cff->font_info = font_info;
+    }
+
+    *afont_info = *cff->font_info;
+
+  Fail:
+    return error;
+  }
+
+
   static const FT_Service_PsInfoRec  cff_service_ps_info =
   {
-    (PS_GetFontInfoFunc)   NULL,        /* unsupported with CFF fonts */
+    (PS_GetFontInfoFunc)   cff_ps_get_font_info,
     (PS_HasGlyphNamesFunc) cff_ps_has_glyph_names,
     (PS_GetFontPrivateFunc)NULL         /* unsupported with CFF fonts */
   };

src/cff/cffload.c

@@ -22,6 +22,7 @@
 #include FT_INTERNAL_STREAM_H
 #include FT_SERVICE_POSTSCRIPT_CMAPS_H
 #include FT_TRUETYPE_TAGS_H
+#include FT_TYPE1_TABLES_H
 
 #include "cffload.h"
 #include "cffparse.h"
@@ -1582,6 +1583,16 @@
 
     CFF_Done_FD_Select( &font->fd_select, font->stream );
 
+    if (font->font_info != NULL)
+    {
+      FT_FREE( font->font_info->version );
+      FT_FREE( font->font_info->notice );
+      FT_FREE( font->font_info->full_name );
+      FT_FREE( font->font_info->family_name );
+      FT_FREE( font->font_info->weight );
+      FT_FREE( font->font_info );
+    }
+
     FT_FREE( font->global_subrs );
     FT_FREE( font->font_name );
   }

src/cff/cfftypes.h

@@ -23,6 +23,7 @@
 
 #include <ft2build.h>
 #include FT_FREETYPE_H
+#include FT_TYPE1_TABLES_H
 
 
 FT_BEGIN_HEADER
@@ -255,6 +256,9 @@ FT_BEGIN_HEADER
     /* interface to Postscript Names service */
     void*            psnames;
 
+    /* since version 2.3.0 */
+    PS_FontInfoRec*  font_info;   /* font info dictionary */
+
   } CFF_FontRec, *CFF_Font;