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Write hb_face_create_for_data() in terms of hb_face_create_for_tables() 

Fixes lack of head_table initialization in create_for_tables() also.
This commit is contained in:
Behdad Esfahbod 2010-05-20 15:47:49 +01:00
parent 6774463883
commit 99d9ef785f
1 changed files with 12 additions and 23 deletions
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35
src/hb-font.cc
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@ -257,6 +257,9 @@ hb_face_create_for_tables (hb_get_table_func_t get_table,
face->ot_layout = _hb_ot_layout_new (face);
face->head_blob = Sanitizer<head>::sanitize (hb_face_get_table (face, HB_OT_TAG_head));
face->head_table = Sanitizer<head>::lock_instance (face->head_blob);
return face;
}
@ -266,11 +269,6 @@ typedef struct _hb_face_for_data_closure_t {
unsigned int index;
} hb_face_for_data_closure_t;
static hb_face_for_data_closure_t _hb_face_for_data_closure_nil = {
&_hb_blob_nil,
0
};
static hb_face_for_data_closure_t *
_hb_face_for_data_closure_create (hb_blob_t *blob, unsigned int index)
{
@ -278,7 +276,7 @@ _hb_face_for_data_closure_create (hb_blob_t *blob, unsigned int index)
closure = (hb_face_for_data_closure_t *) malloc (sizeof (hb_face_for_data_closure_t));
if (unlikely (!closure))
return &_hb_face_for_data_closure_nil;
return NULL;
closure->blob = hb_blob_reference (blob);
closure->index = index;
@ -289,10 +287,8 @@ _hb_face_for_data_closure_create (hb_blob_t *blob, unsigned int index)
static void
_hb_face_for_data_closure_destroy (hb_face_for_data_closure_t *closure)
{
if (likely (closure != &_hb_face_for_data_closure_nil)) {
hb_blob_destroy (closure->blob);
free (closure);
}
hb_blob_destroy (closure->blob);
free (closure);
}
static hb_blob_t *
@ -316,23 +312,16 @@ hb_face_t *
hb_face_create_for_data (hb_blob_t *blob,
unsigned int index)
{
hb_face_t *face;
if (!HB_OBJECT_DO_CREATE (hb_face_t, face))
return &_hb_face_nil;
face->get_table = _hb_face_for_data_get_table;
face->destroy = (hb_destroy_func_t) _hb_face_for_data_closure_destroy;
hb_blob_reference (blob);
face->user_data = _hb_face_for_data_closure_create (Sanitizer<OpenTypeFontFile>::sanitize (blob), index);
hb_face_for_data_closure_t *closure = _hb_face_for_data_closure_create (Sanitizer<OpenTypeFontFile>::sanitize (blob), index);
hb_blob_destroy (blob);
face->head_blob = Sanitizer<head>::sanitize (hb_face_get_table (face, HB_OT_TAG_head));
face->head_table = Sanitizer<head>::lock_instance (face->head_blob);
if (unlikely (!closure))
return &_hb_face_nil;
face->ot_layout = _hb_ot_layout_new (face);
return face;
return hb_face_create_for_tables (_hb_face_for_data_get_table,
(hb_destroy_func_t) _hb_face_for_data_closure_destroy,
closure);
}