ref: a3873d27027fe24c335d85bb9a5e44f94a7ee4a7
parent: b0e0db116d99103ab1cad4e07e9460156d6d81f4
author: David Turner <[email protected]>
date: Thu Feb 23 18:18:13 EST 2006
another try
--- a/src/cache/ftccmap.c
+++ b/src/cache/ftccmap.c
@@ -302,14 +302,17 @@
* to FreeType 2.1.7. This is possible because the third parameter
* is then a character code, and we've never seen any font with
* more than a few charmaps, so if the index is very large...
+ *
+ * there is also little chance that a rogue client is interested
+ * by Unicode values 0 to 3 :-)
*/
if ( cmap_index >= 4 )
{FTC_OldCMapDesc desc = (FTC_OldCMapDesc) face_id;
+ char_code = (FT_UInt32)cmap_index;
query.face_id = desc->face_id;
- char_code = (FT_UInt32)cmap_index;
switch ( desc->type )
{@@ -319,34 +322,17 @@
break;
case FTC_OLD_CMAP_BY_ENCODING:
- case FTC_OLD_CMAP_BY_ID:
{FT_Face face;
- FT_Int nn;
error = FTC_Manager_LookupFace( cache->manager, desc->face_id,
&face );
if ( error )
- return error;
-
- if ( desc->type == FTC_OLD_CMAP_BY_ENCODING )
- {- for ( nn = 0; nn < face->num_charmaps; nn++ )
- if ( face->charmaps[nn]->encoding == desc->u.encoding )
- break;
- }
- else
- {- for ( nn = 0; nn < face->num_charmaps; nn++ )
- if ( face->charmaps[nn]->platform_id == desc->u.id.platform &&
- face->charmaps[nn]->encoding_id == desc->u.id.encoding )
- break;
- }
-
- if ( nn >= face->num_charmaps )
return 0;
- query.cmap_index = (FT_UInt)nn;
+ FT_Select_Charmap( face, desc->u.encoding );
+
+ return FT_Get_Char_Index( face, char_code );
}
break;
@@ -376,7 +362,7 @@
FT_ASSERT( (FT_UInt)( char_code - node->first ) < FTC_CMAP_INDICES_MAX );
/* something rotten can happen with rogue clients */
- if ( (FT_UInt)( char_code - node->first >= FTC_CMAP_INDICES_MAX )
+ if ( (FT_UInt)( char_code - node->first >= FTC_CMAP_INDICES_MAX ) )
return 0;
gindex = node->indices[char_code - node->first];