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[uniscribe] Handle TTC when renaming font

This commit is contained in:
Behdad Esfahbod 2013-07-22 10:52:12 -04:00
parent 05bad3b8c2
commit 12ff69df21
1 changed files with 18 additions and 13 deletions
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31
src/hb-uniscribe.cc
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@ -360,20 +360,25 @@ _hb_rename_font (hb_blob_t *blob, wchar_t *new_name)
}
/* Adjust name table entry to point to new name table */
OT::OpenTypeFontFace *face = (OT::OpenTypeFontFace *) (new_sfnt_data);
unsigned int index;
if (face->find_table_index (HB_OT_TAG_name, &index))
const OT::OpenTypeFontFile &file = * (OT::OpenTypeFontFile *) (new_sfnt_data);
unsigned int face_count = file.get_face_count ();
for (unsigned int face_index = 0; face_index < face_count; face_index++)
{
OT::TableRecord &record = const_cast<OT::TableRecord &> (face->get_table (index));
record.checkSum.set_for_data (&name, name_table_length);
record.offset.set (name_table_offset);
record.length.set (name_table_length);
}
else
{
free (new_sfnt_data);
hb_blob_destroy (blob);
return NULL;
const OT::OpenTypeFontFace &face = file.get_face (face_index);
unsigned int index;
if (face.find_table_index (HB_OT_TAG_name, &index))
{
OT::TableRecord &record = const_cast<OT::TableRecord &> (face.get_table (index));
record.checkSum.set_for_data (&name, name_table_length);
record.offset.set (name_table_offset);
record.length.set (name_table_length);
}
else if (face_index == 0) /* Fail if first face doesn't have 'name' table. */
{
free (new_sfnt_data);
hb_blob_destroy (blob);
return NULL;
}
}
/* The checkSumAdjustment field in the 'head' table is now wrong,