public override void ReceivedData(NSData data, WebDataSource dataSource)
{
LocationIsValid = false;
try {
var handle = long.Parse(data.ToString());
var obj = ObjectCache.Shared.GetObject(handle);
if (obj == null)
{
return;
}
Polyline = obj as ChangeableWrapper <GeoPolyline>;
if (Polyline != null)
{
Location = Polyline.Value.Points?.FirstOrDefault();
LocationIsValid = true;
return;
}
Location = obj as GeoLocation;
if (Location != null)
{
LocationIsValid = true;
}
} catch (Exception e) {
Log.Error("XIMapViewWebDocumentRepresentation", e);
return;
}
}
void AddLocationAnnotation(
CLLocationCoordinate2D coordinate,
ChangeableWrapper <GeoPolyline> polyline = null,
int index = 0)
{
var locationStr = ToLatLonString(
coordinate.Latitude,
coordinate.Longitude);
var annotation = new PolylinePointAnnotation {
Title = locationStr,
Coordinate = coordinate,
Polyline = polyline,
Index = index,
};
mapView.AddAnnotation(annotation);
mapView.SelectAnnotation(annotation, animated: true);
}
void AppendMapFrame(HtmlElement container)
{
var loadingDiv = Document.CreateElement(
"div",
"loader");
container.AppendChild(loadingDiv);
var iframe = Document.CreateElement("iframe");
iframe.SetAttribute("frameborder", "0"); // Needed for IE
iframe.AddEventListener("load", ev => container.RemoveChild(loadingDiv));
long cacheHandle;
if (polyline != null)
{
var wrapper = new ChangeableWrapper <GeoPolyline> (
polyline,
RenderState.RemoteMember != null
);
wrapper.PropertyChanged += OnPolylineChanged;
cacheHandle = ObjectCache.Shared.GetHandle(wrapper);
}
else
{
cacheHandle = ObjectCache.Shared.GetHandle(location);
}
iframe.SetAttribute(
"src",
$"data:application/x-inspector-map-view,{cacheHandle}"
);
container.AppendChild(iframe);
}
