int
wfFontObjectCache::releaseRf(struct nfrf *rf)
{
#ifdef DEBUG
WF_TRACEMSG( ("NF: Deleting rf (0x%x).", rf) );
#endif /* DEBUG */
struct wfListElement *tmp = head;
int nrelease = 0;
while(tmp)
{
struct font_store *ele = (struct font_store *) tmp->item;
// We know that this Font object was created by us. So we can
// snoop into its implementation to call implementation specific
// methods.
cfImpl *oimpl = cf2cfImpl(ele->f);
FontObject *fob = (FontObject *)oimpl->object;
//
// WARNING: Before calling FontObject::releaseRf we need to get the
// next item in the list. This is because the FontObject could turn
// around and decide to remove itself from our list.
//
tmp = tmp->next;
int n = fob->releaseRf(rf);
if (n)
{
// Run the garbage collector since some rf was released. This
// could even cause the font object to be deleted.
if (!fob->GC())
{
struct nff *f_to_delete = (struct nff *) ele->f;
// Delete the FontObject. Deleting the FontObject will turn
// around and delete the element in the fontObjectCache list
// by calling FontObjectCache::releaseFont().
//
// So DONT REMOVE THE ELEMENT. It will be removed.
// wfList::remove(ele);
nff_addRef(f_to_delete, NULL);
nff_release(f_to_delete, NULL);
}
}
nrelease += n;
}
if (nrelease)
{
// Some font had this rf. It is not possbile then for the same rf
// exist with webfonts. Skip looking into the webfonts.
return(nrelease);
}
return (nrelease);
}
/*ARGSUSED*/
_cf_release(struct cf* self, jint op, JMCException* *exc)
{
cfImplHeader* impl = (cfImplHeader*)cf2cfImpl(self);
--impl->refcount;
// Run the GC
cfImpl *oimpl = cf2cfImpl(self);
FontObject *fob = (FontObject *)oimpl->object;
int ret = fob->GC();
if (impl->refcount == 0)
{
cf_finalize(self, exc);
}
}