// 从服务器加载地图
public void LoadTitleFromServer()
{
try
{
LoadLyrFile();
globeBusiness.AddLayerInit();
List <TileServer> imgServers = GetServerPath();
if (imgServers == null || imgServers.Count <= 0)
{
return;
}
foreach (var server in imgServers)
{
IImageServerLayer layer = new ImageServerLayerClass();
layer.SpatialReference = new SpatialReferenceEnvironmentClass().CreateProjectedCoordinateSystem(3857);
//layer.SpatialReference = new SpatialReferenceEnvironmentClass().CreateProjectedCoordinateSystem((int)esriSRProjCS3Type.esriSRProjCS_WGS1984WebMercatorMajorAuxSphere);
layer.Initialize(server.Url);
IRaster raster = layer.Raster;
IRasterLayer pRasterLayer = new RasterLayerClass();
pRasterLayer.Name = server.Name;
pRasterLayer.CreateFromRaster(raster);
axGlobeControl1.Globe.AddLayerType(pRasterLayer, esriGlobeLayerType.esriGlobeLayerTypeDraped);
}
}
catch (Exception ex)
{
Log4Allen.WriteLog(typeof(AxGlobeControlEx), ex.Message);
}
}
internal ILayer GetLayerFromImageService(Uri uri)
{
ImageServerLayer imLayer;
try
{
imLayer = new ImageServerLayerClass();
imLayer.Initialize(uri.AbsoluteUri);
return imLayer;
}
catch
{
return null;
}
}
public static ILayer Clone(this ILayer layer)
{
if (layer is IPersistStream)
{
IObjectCopy objectCopy = new ObjectCopyClass();
object clone = objectCopy.Copy(layer);
ILayer layerClone = clone as ILayer;
return(layerClone);
}
if (layer is IPersistVariant)
{
// Create an XML Stream
IXMLStream xmlStream = new XMLStreamClass();
IVariantStreamIO variantStreamIO = new VariantStreamIOClass()
{
Stream = (IStream)xmlStream
};
// Save Layer to Stream
IVariantStream variantStream = (IVariantStream)variantStreamIO;
IPersistVariant save = (IPersistVariant)layer;
save.Save(variantStream);
// Move Seek Pointer to beginning of Stream
xmlStream.Reset();
// Create New Layer
ILayer newlayer = null;
if (layer is IImageServerLayer)
{
newlayer = new ImageServerLayerClass();
}
if (newlayer == null)
{
return(null);
}
// Create new Layer
IPersistVariant load = (IPersistVariant)newlayer;
load.Load(variantStream);
// Return Cloned Layer
return(newlayer);
}
return(null);
}
public static ILayer Clone(this ILayer layer)
{
if (layer is IPersistStream) {
IObjectCopy objectCopy = new ObjectCopyClass();
object clone = objectCopy.Copy(layer);
ILayer layerClone = clone as ILayer;
return layerClone;
}
if (layer is IPersistVariant) {
// Create an XML Stream
IXMLStream xmlStream = new XMLStreamClass();
IVariantStreamIO variantStreamIO = new VariantStreamIOClass() {
Stream = (IStream)xmlStream
};
// Save Layer to Stream
IVariantStream variantStream = (IVariantStream)variantStreamIO;
IPersistVariant save = (IPersistVariant)layer;
save.Save(variantStream);
// Move Seek Pointer to beginning of Stream
xmlStream.Reset();
// Create New Layer
ILayer newlayer = null;
if (layer is IImageServerLayer) {
newlayer = new ImageServerLayerClass();
}
if (newlayer == null) { return null; }
// Create new Layer
IPersistVariant load = (IPersistVariant)newlayer;
load.Load(variantStream);
// Return Cloned Layer
return newlayer;
}
return null;
}
/// <summary>
/// updates featureclasses that need updatign given a spatial filter
/// </summary>
/// <param name="sFlt">spatial filter</param>
public void getDbFtrClassesThatNeedUpdating(ISpatialFilter sFlt)
{
Dictionary<string, int> lyrId = new Dictionary<string, int>();
Dictionary<int, Dictionary<string, int>> svDic = new Dictionary<int,Dictionary<string,int>>();
IQueryFilter qf = new QueryFilterClass();
try
{
for (int i = 0; i < tblLyr.Fields.FieldCount; i++)
{
IField fld = tblLyr.Fields.get_Field(i);
Console.WriteLine(fld.Name);
}
qf.WhereClause = "\"UPDATE\" = 'YES'";
ICursor SCur = tblLyr.Search(qf, false);
int lyIdIndex, lyIndex, lyFkIndex;
lyIdIndex = tblLyr.FindField("LAYERID");
lyIndex = tblLyr.FindField("LAYERS");
lyFkIndex = tblLyr.FindField("FKID");
IRow sRow = SCur.NextRow();
while (sRow != null)
{
int fkVl = System.Convert.ToInt32(sRow.get_Value(lyFkIndex));
string lyVl = sRow.get_Value(lyIndex).ToString();
int lyIdVl = System.Convert.ToInt32(sRow.get_Value(lyIdIndex));
if (svDic.TryGetValue(fkVl, out lyrId))
{
lyrId.Add(lyVl, lyIdVl);
}
else
{
lyrId = new Dictionary<string, int>();
lyrId.Add(lyVl, lyIdVl);
svDic.Add(fkVl, lyrId);
}
sRow = SCur.NextRow();
}
foreach (KeyValuePair<int, Dictionary<string, int>> kvp in svDic)
{
int svKey = kvp.Key;
lyrId = kvp.Value;
IRow row = tblSrv.GetRow(svKey);
string svName = row.get_Value(row.Fields.FindField("SERVICE")).ToString();
int conFk = System.Convert.ToInt32(row.get_Value(row.Fields.FindField("FKID")));
string svType = row.get_Value(row.Fields.FindField("STYPE")).ToString();
string svUrl = row.get_Value(row.Fields.FindField("URL")).ToString();
row = tblCon.GetRow(conFk);
string cnName = row.get_Value(row.Fields.FindField("CONNECTION")).ToString();
if (svType.ToLower() == "mapserver")
{
fillDbFtrClasses(sFlt, cnName, svName, lyrId);
}
else
{
IImageServerLayer imsLyr = new ImageServerLayerClass();
imsLyr.Initialize(svUrl);
fillDbRaster(imsLyr, sFlt.Geometry.Envelope);
}
}
compactDatabase();
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(e.ToString());
Console.WriteLine(e.ToString());
}
return ;
}
