private void ReadImageryMetadata(XmlElement imageryMetadata)
{
string imageUrl = null;
string[] imageUrlSubdomains = null;
int? zoomMin = null;
int? zoomMax = null;
foreach (var element in imageryMetadata.ChildNodes.OfType <XmlElement>())
{
switch ((string)element.LocalName)
{
case "ImageUrl":
imageUrl = element.InnerText;
break;
case "ImageUrlSubdomains":
imageUrlSubdomains = element.ChildNodes
.OfType <XmlElement>()
.Where(e => (string)e.LocalName == "string")
.Select(e => e.InnerText)
.ToArray();
break;
case "ZoomMin":
zoomMin = int.Parse(element.InnerText);
break;
case "ZoomMax":
zoomMax = int.Parse(element.InnerText);
break;
default:
break;
}
}
if (!string.IsNullOrEmpty(imageUrl) && imageUrlSubdomains != null && imageUrlSubdomains.Length > 0)
{
if (zoomMin.HasValue && zoomMin.Value > MinZoomLevel)
{
MinZoomLevel = zoomMin.Value;
}
if (zoomMax.HasValue && zoomMax.Value < MaxZoomLevel)
{
MaxZoomLevel = zoomMax.Value;
}
if (string.IsNullOrEmpty(Culture))
{
Culture = CultureInfo.CurrentUICulture.Name;
}
TileSource = new BingMapsTileSource(imageUrl.Replace("{culture}", Culture), imageUrlSubdomains);
}
}
private void ReadImageryMetadata(XElement metadataResponse)
{
var ns = metadataResponse.Name.Namespace;
var metadata = metadataResponse.Descendants(ns + "ImageryMetadata").FirstOrDefault();
if (metadata != null)
{
var imageUrl = metadata.Element(ns + "ImageUrl")?.Value;
var subdomains = metadata.Element(ns + "ImageUrlSubdomains")?.Elements(ns + "string").Select(e => e.Value).ToArray();
if (!string.IsNullOrEmpty(imageUrl) && subdomains != null && subdomains.Length > 0)
{
var zoomMin = metadata.Element(ns + "ZoomMin")?.Value;
var zoomMax = metadata.Element(ns + "ZoomMax")?.Value;
if (zoomMin != null && int.TryParse(zoomMin, out int zoomLevel) && MinZoomLevel < zoomLevel)
{
MinZoomLevel = zoomLevel;
}
if (zoomMax != null && int.TryParse(zoomMax, out zoomLevel) && MaxZoomLevel > zoomLevel)
{
MaxZoomLevel = zoomLevel;
}
if (string.IsNullOrEmpty(Culture))
{
Culture = CultureInfo.CurrentUICulture.Name;
}
TileSource = new BingMapsTileSource
{
UriFormat = imageUrl.Replace("{culture}", Culture),
Subdomains = subdomains
};
}
}
var logoUri = metadataResponse.Element(ns + "BrandLogoUri");
if (logoUri != null)
{
LogoImageUri = new Uri(logoUri.Value);
}
}
private void ReadImageryMetadataResponse(XmlReader xmlReader)
{
string logoUri = null;
string imageUrl = null;
string[] imageUrlSubdomains = null;
int? zoomMin = null;
int? zoomMax = null;
do
{
if (xmlReader.NodeType == XmlNodeType.Element)
{
switch (xmlReader.Name)
{
case "BrandLogoUri":
logoUri = xmlReader.ReadElementContentAsString();
break;
case "ImageUrl":
imageUrl = xmlReader.ReadElementContentAsString();
break;
case "ImageUrlSubdomains":
imageUrlSubdomains = ReadStrings(xmlReader.ReadSubtree());
break;
case "ZoomMin":
zoomMin = xmlReader.ReadElementContentAsInt();
break;
case "ZoomMax":
zoomMax = xmlReader.ReadElementContentAsInt();
break;
default:
xmlReader.Read();
break;
}
}
else
{
xmlReader.Read();
}
}while (xmlReader.NodeType != XmlNodeType.None);
if (!string.IsNullOrEmpty(imageUrl) && imageUrlSubdomains != null && imageUrlSubdomains.Length > 0)
{
var _ = Dispatcher.BeginInvoke(new Action(() =>
{
if (string.IsNullOrEmpty(Culture))
{
Culture = CultureInfo.CurrentUICulture.Name;
}
TileSource = new BingMapsTileSource(imageUrl.Replace("{culture}", Culture), imageUrlSubdomains);
if (zoomMin.HasValue && zoomMin.Value > MinZoomLevel)
{
MinZoomLevel = zoomMin.Value;
}
if (zoomMax.HasValue && zoomMax.Value < MaxZoomLevel)
{
MaxZoomLevel = zoomMax.Value;
}
if (!string.IsNullOrEmpty(logoUri))
{
LogoImage = new BitmapImage(new Uri(logoUri));
}
}));
}
}
