public override void GetUrl(Client.Geometry.Envelope extent, int width, int height, DynamicMapServiceLayer.OnUrlComplete onComplete)
{
if (ArcGISDynamicMapServiceLayer != null)
{
if (!_initialized)
{
ArcGISDynamicMapServiceLayer.Initialize();
_initialized = true;
}
ArcGISDynamicMapServiceLayer.GetUrl(extent, width, height, onComplete);
}
}
/// <summary>
/// Gets the URL.
/// </summary>
/// <param name="extent">The extent.</param>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="onComplete">The on complete.</param>
public override void GetUrl(ESRI.ArcGIS.Client.Geometry.Envelope extent, int width, int height, DynamicMapServiceLayer.OnUrlComplete onComplete)
{
string sAXL = AxlHelper.GetRequestAxl(extent.XMin,
extent.YMin, extent.XMax, extent.YMax, _backgroundColor, _backgroundTranscolor, _imageFormat,
width, height);
//ARCIMS CAN RETURN ERROR WHEN HEIGHT AND WIDTH DON'T MATCH THE LIMITED SETTINGS - HAVE SEEN WHERE THIS DOESN'T OCCUR WITH FLEX AND DOES IN SILVERLIGHT - OUR MAP SEEMS TO
//BE LARGER - ACCORDING TO DOCUMENTATION, THIS CAN ONLY BE FIXED ON THE ARCIMS SERVER BY CHANGING THE SETTINGS
_width = width;
_height = height;
// Builds the url
string sUrl = AxlHelper.BuildURL(ServiceHost, ServiceName, ProxyUrl);
MakeRequest(sUrl, sAXL, onComplete);
}
/// <summary>
/// Gets the URL. Override from DynamicMapServiceLayer
/// </summary>
/// <param name="properties">The image export properties.</param>
/// <param name="onComplete">OnUrlComplete delegate.</param>
/// <remarks>
/// The Map has a private method loadLayerInView which calls Layer.Draw.
/// The DynamicMapServiceLayer abstract class overrides the Draw method and calls
/// DynamicMapServiceLayer.GetUrl which must be implemented in a subclass.
/// The last parameter is the OnUrlComplete delegate, which is used to pass the appropriate values
/// (url, width, height, envelope) to the private DynamicMapServiceLayer.getUrlComplete method.
/// </remarks>
public override void GetUrl(DynamicLayer.ImageParameters properties,
DynamicMapServiceLayer.OnUrlComplete onComplete)
{
Envelope extent = properties.Extent;
int width = properties.Width;
int height = properties.Height;
int extentWKID = (extent.SpatialReference != null) ? extent.SpatialReference.WKID : 0;
string baseUrl = MapUrl ?? Url;
if (baseUrl == null)
{
onComplete(null, null);
return;
}
StringBuilder mapURL = new StringBuilder(baseUrl);
if (!baseUrl.Contains("?"))
mapURL.Append("?");
else if (!baseUrl.EndsWith("&"))
mapURL.Append("&");
mapURL.Append("SERVICE=WMS&REQUEST=GetMap");
mapURL.AppendFormat("&WIDTH={0}", width);
mapURL.AppendFormat("&HEIGHT={0}", height);
mapURL.AppendFormat("&FORMAT={0}", ImageFormat);
mapURL.AppendFormat("&LAYERS={0}", Layers == null ? "" : String.Join(",", Layers));
mapURL.Append("&STYLES=");
mapURL.AppendFormat("&BGCOLOR={0}", "0xFFFFFF");
mapURL.AppendFormat("&TRANSPARENT={0}", "TRUE");
mapURL.AppendFormat("&VERSION={0}", GetValidVersionNumber());
//If one of the WebMercator codes, change to a WKID supported by the service
if (SupportedSpatialReferenceIDs != null &&
(extentWKID == 102100 || extentWKID == 102113 || extentWKID == 3857 || extentWKID == 900913))
{
if (!SupportedSpatialReferenceIDs.Contains(extentWKID))
{
if (SupportedSpatialReferenceIDs.Contains(3857))
extentWKID = 3857;
else if (SupportedSpatialReferenceIDs.Contains(102100))
extentWKID = 102100;
else if (SupportedSpatialReferenceIDs.Contains(102113))
extentWKID = 102113;
else if (SupportedSpatialReferenceIDs.Contains(900913))
extentWKID = 900913;
}
}
bool useCrsFormat = _useCrsFormat != null && _useCrsFormat.Contains(extentWKID); // Need to use CRS:xx format ==> x,y order
if (LowerThan13Version())
{
mapURL.AppendFormat("&SRS={0}", useCrsFormat ? CrsFromSR(extentWKID) : string.Format("EPSG:{0}", extentWKID));
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&bbox={0},{1},{2},{3}", extent.XMin, extent.YMin, extent.XMax, extent.YMax);
}
else
{
mapURL.AppendFormat("&CRS={0}", useCrsFormat ? CrsFromSR(extentWKID) : string.Format("EPSG:{0}", extentWKID));
if (!useCrsFormat && !LowerThan13Version() && UseLatLon(extentWKID))
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&BBOX={0},{1},{2},{3}", extent.YMin, extent.XMin, extent.YMax, extent.XMax);
else
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&BBOX={0},{1},{2},{3}", extent.XMin, extent.YMin, extent.XMax, extent.YMax);
}
onComplete(Utilities.PrefixProxy(ProxyUrl, mapURL.ToString()).AbsoluteUri, new ImageResult(new ESRI.ArcGIS.Client.Geometry.Envelope()
{
XMin = extent.XMin,
YMin = extent.YMin,
XMax = extent.XMax,
YMax = extent.YMax
}));
}
/// <summary>
/// Gets the URL. Override from DynamicMapServiceLayer
/// </summary>
/// <param name="extent">The extent.</param>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="onComplete">OnUrlComplete delegate.</param>
/// <remarks>
/// The Map has a private method loadLayerInView which calls Layer.Draw.
/// The DynamicMapServiceLayer abstract class overrides the Draw method and calls
/// DynamicMapServiceLayer.GetUrl which must be implemented in a subclass.
/// The last parameter is the OnUrlComplete delegate, which is used to pass the appropriate values
/// (url, width, height, envelope) to the private DynamicMapServiceLayer.getUrlComplete method.
/// </remarks>
public override void GetUrl(ESRI.ArcGIS.Client.Geometry.Envelope extent, int width, int height,
DynamicMapServiceLayer.OnUrlComplete onComplete)
{
int extentWKID = (extent.SpatialReference != null) ? extent.SpatialReference.WKID : 0;
string baseUrl = httpGetResource ?? Url;
StringBuilder mapURL = new StringBuilder(baseUrl);
if (!baseUrl.Contains("?"))
mapURL.Append("?");
else if (!baseUrl.EndsWith("&"))
mapURL.Append("&");
mapURL.Append("SERVICE=WMS&REQUEST=GetMap");
mapURL.AppendFormat("&WIDTH={0}", width);
mapURL.AppendFormat("&HEIGHT={0}", height);
mapURL.AppendFormat("&FORMAT={0}", ImageFormat);
mapURL.AppendFormat("&LAYERS={0}", Layers == null ? "" : String.Join(",", Layers));
mapURL.Append("&STYLES=");
mapURL.AppendFormat("&BGCOLOR={0}", "0xFFFFFF");
mapURL.AppendFormat("&TRANSPARENT={0}", "TRUE");
mapURL.AppendFormat("&VERSION={0}", GetValidVersionNumber());
mapURL.Append("&" + UrlToken);
//If one of the WebMercator codes, change to a WKID supported by the service
if (SupportedSpatialReferenceIDs != null &&
(extentWKID == 102100 || extentWKID == 102113 || extentWKID == 3857 || extentWKID == 900913))
{
if (!SupportedSpatialReferenceIDs.Contains(extentWKID))
{
if (SupportedSpatialReferenceIDs.Contains(3857))
extentWKID = 3857;
else if (SupportedSpatialReferenceIDs.Contains(102100))
extentWKID = 102100;
else if (SupportedSpatialReferenceIDs.Contains(102113))
extentWKID = 102113;
else if (SupportedSpatialReferenceIDs.Contains(900913))
extentWKID = 900913;
}
}
if (LowerThan13Version())
{
mapURL.AppendFormat("&SRS=EPSG:{0}", extentWKID);
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&bbox={0},{1},{2},{3}", extent.XMin, extent.YMin, extent.XMax, extent.YMax);
}
else
{
mapURL.AppendFormat("&CRS=EPSG:{0}", extentWKID);
if (UseLatLon(extentWKID))
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&BBOX={0},{1},{2},{3}", extent.YMin, extent.XMin, extent.YMax, extent.XMax);
else
mapURL.AppendFormat(CultureInfo.InvariantCulture,
"&BBOX={0},{1},{2},{3}", extent.XMin, extent.YMin, extent.XMax, extent.YMax);
}
onComplete(Utilities.PrefixProxy(ProxyUrl, mapURL.ToString()).AbsoluteUri, width, height, new ESRI.ArcGIS.Client.Geometry.Envelope()
{
XMin = extent.XMin,
YMin = extent.YMin,
XMax = extent.XMax,
YMax = extent.YMax
});
}
