コード例 #1
0
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);
}
コード例 #2
0
/*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);
	}
}