protected override void OnClick()
{
IMxDocument mxDoc = (IMxDocument)ArcMap.Application.Document;
IWMSGroupLayer wmsMapLayer = new WMSMapLayerClass();
IWMSConnectionName connName = new WMSConnectionNameClass();
IPropertySet propSet = new PropertySetClass();
propSet.SetProperty("URL", "https://sampleserver1.arcgisonline.com/ArcGIS/services/Specialty/ESRI_StatesCitiesRivers_USA/MapServer/WMSServer");
connName.ConnectionProperties = propSet;
//Put the WMS service layers in a DataLayer
IDataLayer dataLayer = (IDataLayer)wmsMapLayer;
dataLayer.Connect((IName)connName);
// Get access to WMS service and layer propeties
IWMSServiceDescription serviceDesc = wmsMapLayer.WMSServiceDescription;
IWMSLayerDescription groupDesc = serviceDesc.LayerDescription[0];
//Clear existing WMS service group layer.
wmsMapLayer.Clear();
//Create an empty layer and populate it with the desired sub layer index.
ILayer newLayer;
IWMSLayer newWMSLayer = wmsMapLayer.CreateWMSLayer(groupDesc.LayerDescription[1]);
newLayer = (ILayer)newWMSLayer;
wmsMapLayer.InsertLayer(newLayer, 0);
//Add the layer to the map.
mxDoc.FocusMap.AddLayer((ILayer)wmsMapLayer);
IActiveView activeView = (IActiveView)mxDoc.FocusMap;
activeView.Refresh();
ArcMap.Application.CurrentTool = null;
}
/// <summary>
/// 连接到WMS服务器,载入WMS图层
/// </summary>
/// <param name="axMapControl1">axMapControl控件</param>
/// <param name="url">WMS服务器地址</param>
public static void Connect2WMS(AxMapControl axMapControl1, string url)
{
#region 初始化环境
IPropertySet pPropertyset = new PropertySetClass();
pPropertyset.SetProperty("url", url);
IWMSConnectionName pWMSConnectionName = new WMSConnectionNameClass();
pWMSConnectionName.ConnectionProperties = pPropertyset;
ILayerFactory pLayerFactory = new EngineWMSMapLayerFactoryClass();//Provides access to members that control the creation of layers through a factory.
IWMSGroupLayer pWmsMapLayer = new WMSMapLayerClass();
IDataLayer pDataLayer = pWmsMapLayer as IDataLayer;
pDataLayer.Connect(pWMSConnectionName as IName);
IWMSServiceDescription pWmsServiceDesc = pWmsMapLayer.WMSServiceDescription;
#endregion
#region 获取WMS图层
for (int i = 0; i < pWmsServiceDesc.LayerDescriptionCount; i++)
{
IWMSLayerDescription pWmsLayerDesc = pWmsServiceDesc.get_LayerDescription(i);
ILayer pNewLayer = null;
if (pWmsLayerDesc.LayerDescriptionCount == 0)
{
IWMSLayer pWmsLayer = pWmsMapLayer.CreateWMSLayer(pWmsLayerDesc);
pNewLayer = pWmsLayer as ILayer;
}
else
{
IWMSGroupLayer pWmsGroupLayer = pWmsMapLayer.CreateWMSGroupLayers(pWmsLayerDesc);
for (int j = 0; j < pWmsGroupLayer.Count; j++)
{
ILayer layer = pWmsGroupLayer.get_Layer(j);
if (layer.Name != "admin")
{
pWmsMapLayer.InsertLayer(layer, 0);
layer.Visible = true;
}
}
}
}
#endregion
#region 收尾工作
ILayer pLayer = pWmsMapLayer as ILayer;
pLayer.Name = pWmsServiceDesc.WMSTitle;
pLayer.Visible = true;
axMapControl1.AddLayer(pLayer, 0);
IEnvelope pEnv = axMapControl1.FullExtent;
pEnv.Expand(0.8, 0.8, true);
axMapControl1.Extent = pEnv;
#endregion
}
public ILayer GetWmsMapServerLyr(string url, string serviceName)
{
IPropertySet pPropertyset = new PropertySetClass();
pPropertyset.SetProperty("url", url);
IWMSConnectionName pWmsConnectionName = new WMSConnectionNameClass();
pWmsConnectionName.ConnectionProperties = pPropertyset;
IWMSConnectionFactory wmsConnFac = new WMSConnectionFactoryClass();
IName nn = wmsConnFac.Open(pPropertyset, 0, null) as IName;
IWMSGroupLayer pWmsMapLayer = new WMSMapLayerClass();
IDataLayer pDataLayer = pWmsMapLayer as IDataLayer;
pDataLayer.Connect(pWmsConnectionName as IName);
IWMSServiceDescription pWmsServiceDesc = pWmsMapLayer.WMSServiceDescription;
for (int i = 0; i < pWmsServiceDesc.LayerDescriptionCount; i++)
{
IWMSLayerDescription pWmsLayerDesc = pWmsServiceDesc.get_LayerDescription(i);
ILayer pNewLayer = null;
if (pWmsLayerDesc.LayerDescriptionCount == 0)
{
IWMSLayer pWmsLayer = pWmsMapLayer.CreateWMSLayer(pWmsLayerDesc);
pNewLayer = pWmsLayer as ILayer;
}
else
{
IWMSGroupLayer pWmsGroupLayer = pWmsMapLayer.CreateWMSGroupLayers(pWmsLayerDesc);
for (int j = 0; j < pWmsGroupLayer.Count; j++)
{
ILayer layer = pWmsGroupLayer.get_Layer(j);
if (layer.Name.ToLower() == serviceName.ToLower())
{
pWmsMapLayer.InsertLayer(layer, 0);
layer.Visible = true;
break;
}
}
}
}
ILayer pLayer = pWmsMapLayer as ILayer;
pLayer.Name = pWmsServiceDesc.WMSTitle;
pLayer.Visible = true;
return(pLayer);
}
protected override void OnClick()
{
IMxDocument mxDoc = (IMxDocument)ArcMap.Application.Document;
IWMSGroupLayer wmsMapLayer = new WMSMapLayerClass();
IWMSConnectionName connName = new WMSConnectionNameClass();
IPropertySet propSet = new PropertySetClass();
propSet.SetProperty("URL", "https://sampleserver1.arcgisonline.com/ArcGIS/services/Specialty/ESRI_StatesCitiesRivers_USA/MapServer/WMSServer");
connName.ConnectionProperties = propSet;
//Put the WMS service layers in a DataLayer
IDataLayer dataLayer = (IDataLayer)wmsMapLayer;
dataLayer.Connect((IName)connName);
// Get access to WMS service and layer propeties
IWMSServiceDescription serviceDesc = wmsMapLayer.WMSServiceDescription;
IWMSLayerDescription groupDesc = serviceDesc.LayerDescription[0];
//Clear existing WMS service group layer.
wmsMapLayer.Clear();
//Create an empty layer and populate it with the desired sub layer index.
ILayer newLayer;
IWMSLayer newWMSLayer = wmsMapLayer.CreateWMSLayer(groupDesc.LayerDescription[1]);
newLayer = (ILayer)newWMSLayer;
wmsMapLayer.InsertLayer(newLayer, 0);
//Add the layer to the map.
mxDoc.FocusMap.AddLayer((ILayer)wmsMapLayer);
IActiveView activeView = (IActiveView)mxDoc.FocusMap;
activeView.Refresh();
ArcMap.Application.CurrentTool = null;
}
public static ILayer getWMSLayerByName(string WMSurl, string layerName)
{
IPropertySet propSet = new PropertySetClass();
IWMSConnectionName connName = new WMSConnectionNameClass();
IWMSGroupLayer wmsMapLayer = new WMSMapLayerClass();
IDataLayer dataLayer = (IDataLayer)wmsMapLayer;
IWMSServiceDescription serviceDesc;
ILayer qrylyr; ILayer wmsLyr;
//connect to url
propSet.SetProperty("URL", WMSurl);
connName.ConnectionProperties = propSet;
dataLayer.Connect((IName)connName);
//get service description
serviceDesc = wmsMapLayer.WMSServiceDescription;
//loop through layers
List<IWMSLayerDescription> lyrs = listWMSlayers(serviceDesc);
//query layers
List<IWMSLayerDescription> qry = (
from IWMSLayerDescription q in lyrs
where q.Name == layerName select q).ToList<IWMSLayerDescription>() ;
//nothing found
if ( qry.Count == 0 ) return null;
//else
IWMSLayerDescription layerDesc = qry[0];
//clear allready loaded contents
wmsMapLayer.Clear();
if (layerDesc.LayerDescriptionCount == 0)
{
qrylyr = (ILayer)wmsMapLayer.CreateWMSLayer(layerDesc);
wmsMapLayer.InsertLayer(qrylyr, 0);
}
else
{
qrylyr = (ILayer)wmsMapLayer.CreateWMSGroupLayers(layerDesc);
wmsMapLayer.InsertLayer(qrylyr, 0);
}
makeCompositeLayersVisibile(qrylyr);
wmsMapLayer.Expanded = true;
((IWMSMapLayer)wmsMapLayer).BackgroundColor = new RgbColor() { NullColor = true };
wmsLyr = (ILayer)wmsMapLayer;
wmsLyr.Name = serviceDesc.WMSTitle;
wmsLyr.Visible = true;
return wmsLyr;
}
