/// <summary>
/// Gets string of image display parameter.
/// </summary>
/// <param name="extent">Map extent.</param>
/// <returns>String of image display parameter.</returns>
private string _GetImageDisplayParameter(GPEnvelope extent)
{
Debug.Assert(extent != null);
string result = string.Empty;
try
{
// Create evelope of map extent.
Envelope env = new Envelope(Convert.ToDouble(extent.XMin),
Convert.ToDouble(extent.YMax),
Convert.ToDouble(extent.XMax),
Convert.ToDouble(extent.YMin));
// Get actual width and heigth.
int width = Convert.ToInt32(env.Width);
int height = Convert.ToInt32(env.Height);
// Format result.
result = string.Format(IMAGE_DISPLAY_PARAMETER_FORMAT, width, height);
}
catch (InvalidCastException ex)
{
throw new RouteException(
Properties.Messages.Error_GetDiscoveryServiceConfigFailed, ex);
}
return(result);
}
/// <summary>
/// Gets full map extent from discovery service.
/// </summary>
/// <param name="knownTypes">Collection of known types to parse result.</param>
/// <returns>Returns null.</returns>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="knownTypes"/> is null reference.</exception>
public GPEnvelope GetFullMapExtent(IEnumerable <Type> knownTypes)
{
// Validate input.
if (knownTypes == null)
{
throw new ArgumentNullException("knownTypes");
}
// Return empty extent.
var result = new GPEnvelope();
result.SpatialReference = new GPSpatialReference();
return(result);
}
