void OnQueryTextureEvt(QueryTextureEvt args)
{
// current url is requested and texture is available
if (args.url == appImgDS._lastReqUrl && appImgDS._urlTexture != null)
{
// urlsDict = null, so only update texture at the destination
PublishUrlsUpdateEvt(appImgDS._lastReqUrl, appImgDS._urlTexture);
}
else// different url is requested or texture is not available
{
appImgDS._lastReqUrl = args.url; // always update to the latest query
_proxy.ReqTexture(args.url, ImgProxy.TextureCB_CallerID.APP_IMG);
}
}
void OnChange_HomeDDN(Dropdown hddn)
{
// on every chg disable, enable when texture back
BtnToRegionScene.interactable = false;
_regionProvider.ReNewRegionDS();
string url = GetCurrentUrl();
if (string.IsNullOrEmpty(url))
{
return;
}
_regionProvider.ReqRegionsByUrl(url);
QueryTextureEvt qt = new QueryTextureEvt();
qt.url = url;
_signalBus.Fire(qt);
}