static public IGeometry Transform2D(IGeometry geometry, ISpatialReference from, ISpatialReference to)
{
if (geometry == null)
{
return(null);
}
if (from == null || to == null || from.Equals(to))
{
return(geometry);
}
using (IGeometricTransformer transformer = GeometricTransformerFactory.Create())
{
//transformer.FromSpatialReference = from;
//transformer.ToSpatialReference = to;
transformer.SetSpatialReferences(from, to);
IGeometry transformed = transformer.Transform2D(geometry) as IGeometry;
transformer.Release();
return(transformed);
}
}
public IGeometry Transform(IGeometry geometry, ISpatialReference geometrySpatialReference)
{
if (geometry == null)
{
return(null);
}
if (geometrySpatialReference == null || _spatialReference == null || geometrySpatialReference.Equals(_spatialReference))
{
return(geometry);
}
IGeometricTransformer transformer = GeometricTransformerFactory.Create();
//transformer.FromSpatialReference = geometrySpatialReference;
//transformer.ToSpatialReference = _spatialReference;
transformer.SetSpatialReferences(geometrySpatialReference, _spatialReference);
IGeometry geom = transformer.Transform2D(geometry) as IGeometry;
transformer.Release();
return(geom);
}
async public Task <bool> ImportToNewFeatureclass(IFeatureDatabase fdb, string dsname, string fcname, IFeatureClass sourceFC, FieldTranslation fieldTranslation, bool project, List <IQueryFilter> filters, ISpatialIndexDef sIndexDef, geometryType?sourceGeometryType = null)
{
if (!_cancelTracker.Continue)
{
return(true);
}
if (fdb is AccessFDB)
{
ISpatialIndexDef dsSpatialIndexDef = await((AccessFDB)fdb).SpatialIndexDef(dsname);
if (sIndexDef == null)
{
sIndexDef = dsSpatialIndexDef;
}
else if (sIndexDef.GeometryType != dsSpatialIndexDef.GeometryType)
{
_errMsg = "Spatial-Index-Definition-GeometryTypes are not compatible!";
return(false);
}
}
if (sIndexDef == null)
{
sIndexDef = new gViewSpatialIndexDef();
}
bool msSpatial = false;
if (fdb is SqlFDB &&
(sIndexDef.GeometryType == GeometryFieldType.MsGeography ||
sIndexDef.GeometryType == GeometryFieldType.MsGeometry))
{
msSpatial = true;
}
else
{
int maxAllowedLevel = ((fdb is SqlFDB || fdb is pgFDB) ? 62 : 30);
if (sIndexDef.Levels > maxAllowedLevel)
{
ISpatialReference defSRef = sIndexDef.SpatialReference;
sIndexDef = new gViewSpatialIndexDef(
sIndexDef.SpatialIndexBounds,
Math.Min(sIndexDef.Levels, maxAllowedLevel),
sIndexDef.MaxPerNode,
sIndexDef.SplitRatio);
((gViewSpatialIndexDef)sIndexDef).SpatialReference = defSRef;
}
}
try
{
fcname = fcname.Replace(".", "_");
IFeatureDataset destDS = await fdb.GetDataset(dsname);
if (destDS == null)
{
_errMsg = fdb.LastErrorMessage;
return(false);
}
IDatasetElement destLayer = await destDS.Element(fcname);
if (destLayer != null)
{
if (ReportRequest != null)
{
RequestArgs args = new RequestArgs(
"Featureclass " + fcname + " already exists in " + dsname + "\nDo want to replace it?",
MessageBoxButtons.YesNoCancel,
DialogResult.Cancel);
ReportRequest(this, args);
switch (args.Result)
{
case DialogResult.No:
return(true);
case DialogResult.Cancel:
_errMsg = "Import is canceled by the user...";
return(false);
}
}
}
GeometryDef geomDef = new GeometryDef(sourceFC);
if (geomDef.GeometryType == geometryType.Unknown && sourceGeometryType != null)
{
geomDef.GeometryType = sourceGeometryType.Value;
}
int fcID = -1;
if (destLayer != null)
{
if (fdb is AccessFDB)
{
fcID = await((AccessFDB)fdb).ReplaceFeatureClass(destDS.DatasetName,
fcname,
geomDef,
(fieldTranslation == null) ?
((sourceFC.Fields != null) ? (IFields)sourceFC.Fields.Clone() : new Fields()) :
fieldTranslation.DestinationFields);
if (fcID < 0)
{
_errMsg = "Can't replace featureclass " + fcname + "...\r\n" + fdb.LastErrorMessage;
destDS.Dispose();
return(false);
}
}
else
{
await fdb.DeleteFeatureClass(fcname);
}
}
if (fcID < 0)
{
fcID = await fdb.CreateFeatureClass(destDS.DatasetName,
fcname,
geomDef,
(fieldTranslation == null)?
((sourceFC.Fields != null) ? (IFields)sourceFC.Fields.Clone() : new Fields()) :
fieldTranslation.DestinationFields);
}
if (fcID < 0)
{
_errMsg = "Can't create featureclass " + fcname + "...\r\n" + fdb.LastErrorMessage;
destDS.Dispose();
return(false);
}
destLayer = await destDS.Element(fcname);
if (destLayer == null || !(destLayer.Class is IFeatureClass))
{
_errMsg = "Can't load featureclass " + fcname + "...\r\n" + destDS.LastErrorMessage;
destDS.Dispose();
return(false);
}
IFeatureClass destFC = destLayer.Class as IFeatureClass;
if (project && destFC.SpatialReference != null && !destFC.SpatialReference.Equals(sourceFC.SpatialReference))
{
_transformer = GeometricTransformerFactory.Create();
//_transformer.FromSpatialReference = sourceFC.SpatialReference;
//_transformer.ToSpatialReference = destFC.SpatialReference;
_transformer.SetSpatialReferences(sourceFC.SpatialReference, destFC.SpatialReference);
}
if (!Envelope.IsNull(sIndexDef.SpatialIndexBounds) &&
sIndexDef.SpatialReference != null && !sIndexDef.SpatialReference.Equals(destFC.SpatialReference))
{
if (!sIndexDef.ProjectTo(destFC.SpatialReference))
{
_errMsg = "Can't project SpatialIndex Boundaries...";
destDS.Dispose();
return(false);
}
}
DualTree tree = null;
BinaryTree2Builder tree2 = null;
if (msSpatial)
{
((SqlFDB)fdb).SetMSSpatialIndex((MSSpatialIndex)sIndexDef, destFC.Name);
await((SqlFDB)fdb).SetFeatureclassExtent(destFC.Name, sIndexDef.SpatialIndexBounds);
}
else
{
if (_treeVersion == TreeVersion.BinaryTree)
{
tree = await SpatialIndex(sourceFC, sIndexDef.MaxPerNode, filters);
if (tree == null)
{
return(false);
}
}
else if (_treeVersion == TreeVersion.BinaryTree2)
{
if (_schemaOnly && sourceFC.Dataset.Database is IImplementsBinarayTreeDef)
{
BinaryTreeDef tDef = await((IImplementsBinarayTreeDef)sourceFC.Dataset.Database).BinaryTreeDef(sourceFC.Name);
tree2 = new BinaryTree2Builder(tDef.Bounds, tDef.MaxLevel, tDef.MaxPerNode, tDef.SplitRatio);
}
else
{
tree2 = await SpatialIndex2(fdb, sourceFC, sIndexDef, filters);
if (tree2 == null)
{
return(false);
}
}
}
// Vorab einmal alle "Bounds" festlegen, damit auch
// ein aufzubauender Layer geviewt werden kann
if (_treeVersion == TreeVersion.BinaryTree2 && fdb is AccessFDB)
{
if (ReportAction != null)
{
ReportAction(this, "Insert spatial index nodes");
}
List <long> nids = new List <long>();
foreach (BinaryTree2BuilderNode node in tree2.Nodes)
{
nids.Add(node.Number);
}
await((AccessFDB)fdb).ShrinkSpatialIndex(fcname, nids);
if (ReportAction != null)
{
ReportAction(this, "Set spatial index bounds");
}
//((AccessFDB)fdb).SetSpatialIndexBounds(fcname, "BinaryTree2", tree2.Bounds, sIndexDef.SplitRatio, sIndexDef.MaxPerNode, tree2.maxLevels);
await((AccessFDB)fdb).SetSpatialIndexBounds(fcname, "BinaryTree2", tree2.Bounds, tree2.SplitRatio, tree2.MaxPerNode, tree2.maxLevels);
await((AccessFDB)fdb).SetFeatureclassExtent(fcname, tree2.Bounds);
}
}
if (_cancelTracker.Continue)
{
bool result = true;
if (!_schemaOnly)
{
if (msSpatial)
{
result = await CopyFeatures(sourceFC, fdb, destFC, fieldTranslation, filters);
}
else if (_treeVersion == TreeVersion.BinaryTree)
{
if (String.IsNullOrEmpty(sourceFC.IDFieldName)) // SDE Views haben keine ID -> Tree enthält keine Features
{
result = await CopyFeatures(sourceFC, fdb, destFC, fieldTranslation, filters);
}
else
{
result = await CopyFeatures(sourceFC, fdb, destFC, fieldTranslation, tree);
}
}
else if (_treeVersion == TreeVersion.BinaryTree2)
{
if (String.IsNullOrEmpty(sourceFC.IDFieldName)) // SDE Views haben keine ID -> Tree enthält keine Features
{
result = await CopyFeatures(sourceFC, fdb, destFC, fieldTranslation, filters);
}
else
{
result = await CopyFeatures2(sourceFC, fdb, destFC, fieldTranslation, tree2);
}
}
if (!result)
{
await fdb.DeleteFeatureClass(fcname);
destDS.Dispose();
return(false);
}
}
}
destDS.Dispose();
if (_cancelTracker.Continue && fdb is AccessFDB)
{
if (ReportAction != null)
{
ReportAction(this, "Calculate extent");
}
await((AccessFDB)fdb).CalculateExtent(destFC);
if (msSpatial == false)
{
if (_treeVersion == TreeVersion.BinaryTree)
{
if (ReportAction != null)
{
ReportAction(this, "Set spatial index bounds");
}
await((AccessFDB)fdb).SetSpatialIndexBounds(fcname, "BinaryTree", tree.Bounds, sIndexDef.SplitRatio, sIndexDef.MaxPerNode, 0);
if (ReportAction != null)
{
ReportAction(this, "Insert spatial index nodes");
}
await((AccessFDB)fdb).__intInsertSpatialIndexNodes2(fcname, tree.Nodes);
}
}
return(true);
}
else
{
await fdb.DeleteFeatureClass(fcname);
_errMsg = "Import is canceled by the user...";
return(false);
}
}
finally
{
if (_transformer != null)
{
_transformer.Release();
_transformer = null;
}
}
}
private bool ImportToNewFeatureclass(IFeatureDataset destDS, string fcname, IFeatureClass sourceFC, FieldTranslation fieldTranslation, bool project, List <IQueryFilter> filters, DatasetNameCase namecase)
{
if (!_cancelTracker.Continue)
{
return(true);
}
switch (namecase)
{
case DatasetNameCase.upper:
fcname = fcname.ToUpper();
fieldTranslation.ToUpper();
break;
case DatasetNameCase.lower:
fcname = fcname.ToLower();
fieldTranslation.ToLower();
break;
case DatasetNameCase.classNameUpper:
fcname = fcname.ToUpper();
break;
case DatasetNameCase.classNameLower:
fcname = fcname.ToLower();
break;
case DatasetNameCase.fieldNamesUpper:
fieldTranslation.ToUpper();
break;
case DatasetNameCase.fieldNamesLower:
fieldTranslation.ToLower();
break;
}
try
{
fcname = fcname.Replace(".", "_");
if (destDS == null)
{
_errMsg = "Argument Exception";
return(false);
}
IFeatureDatabase fdb = destDS.Database as IFeatureDatabase;
if (!(fdb is IFeatureUpdater))
{
_errMsg = "Database don't implement IFeatureUpdater...";
return(false);
}
IDatasetElement destLayer = destDS[fcname] as IDatasetElement;
if (destLayer != null)
{
if (ReportRequest != null)
{
RequestArgs args = new RequestArgs(
"Featureclass " + fcname + " already exists in database\nDo want to replace it?",
MessageBoxButtons.YesNoCancel,
DialogResult.Cancel);
ReportRequest(this, args);
switch (args.Result)
{
case DialogResult.No:
return(true);
case DialogResult.Cancel:
_errMsg = "Import is canceled by the user...";
return(false);
}
}
}
if (destLayer != null)
{
fdb.DeleteFeatureClass(fcname);
}
int fcID = fdb.CreateFeatureClass(destDS.DatasetName,
fcname,
sourceFC,
(fieldTranslation == null) ?
((sourceFC.Fields != null) ? (IFields)sourceFC.Fields.Clone() : new Fields()) :
fieldTranslation.DestinationFields);
if (fcID < 0)
{
_errMsg = "Can't create featureclass " + fcname + "...\r\n" + fdb.lastErrorMsg;
destDS.Dispose();
return(false);
}
destLayer = destDS[fcname] as IDatasetElement;
if (destLayer == null || !(destLayer.Class is IFeatureClass))
{
_errMsg = "Can't load featureclass " + fcname + "...\r\n" + destDS.lastErrorMsg;
destDS.Dispose();
return(false);
}
IFeatureClass destFC = destLayer.Class as IFeatureClass;
if (project && destFC.SpatialReference != null && !destFC.SpatialReference.Equals(sourceFC.SpatialReference))
{
_transformer = new GeometricTransformer();
//_transformer.FromSpatialReference = sourceFC.SpatialReference;
//_transformer.ToSpatialReference = destFC.SpatialReference;
_transformer.SetSpatialReferences(sourceFC.SpatialReference, destFC.SpatialReference);
}
if (_cancelTracker.Continue)
{
bool result = true;
if (fdb is IFeatureImportEvents)
{
((IFeatureImportEvents)fdb).BeforeInsertFeaturesEvent(sourceFC, destFC);
}
if (!_schemaOnly)
{
result = CopyFeatures(sourceFC, fdb, destFC, fieldTranslation, filters);
}
if (!result)
{
fdb.DeleteFeatureClass(fcname);
destDS.Dispose();
return(false);
}
if (fdb is IFeatureImportEvents)
{
((IFeatureImportEvents)fdb).AfterInsertFeaturesEvent(sourceFC, destFC);
}
}
if (fdb is IFileFeatureDatabase)
{
if (!((IFileFeatureDatabase)fdb).Flush(destFC))
{
_errMsg = "Error executing flush for file database...";
return(false);
}
}
destDS.Dispose();
if (_cancelTracker.Continue)
{
return(true);
}
else
{
fdb.DeleteFeatureClass(fcname);
_errMsg = "Import is canceled by the user...";
return(false);
}
}
finally
{
if (_transformer != null)
{
_transformer.Release();
_transformer = null;
}
}
}
async override public Task <bool> RefreshMap(DrawPhase phase, ICancelTracker cancelTracker)
{
base.ResetRequestExceptions();
bool printerMap = (this.GetType() == typeof(PrinterMap));
try
{
_original.FireStartRefreshMap();
using (var datasetCachingContext = new DatasetCachingContext(this))
{
this.IsRefreshing = true;
_lastException = null;
if (_canvas != null && phase == DrawPhase.Graphics)
{
return(true);
}
#region Start Drawing/Initialisierung
this.ZoomTo(m_actMinX, m_actMinY, m_actMaxX, m_actMaxY);
if (cancelTracker == null)
{
cancelTracker = new CancelTracker();
}
IGeometricTransformer geoTransformer = GeometricTransformerFactory.Create();
//geoTransformer.ToSpatialReference = this.SpatialReference;
if (!printerMap)
{
if (phase == DrawPhase.All)
{
DisposeStreams();
}
if (_bitmap != null && (_bitmap.Width != iWidth || _bitmap.Height != iHeight))
{
if (!DisposeImage())
{
return(false);
}
}
if (_bitmap == null)
{
//DisposeStreams();
_bitmap = GraphicsEngine.Current.Engine.CreateBitmap(iWidth, iHeight, GraphicsEngine.PixelFormat.Rgba32);
//if (NewBitmap != null && cancelTracker.Continue) NewBitmap(_image);
}
_canvas = _bitmap.CreateCanvas();
//this.dpi = /*96f*/ /* _canvas.DpiX*/ GraphicsEngine.Current.Engine.ScreenDpi;
// NewBitmap immer aufrufen, da sonst neuer DataView nix mitbekommt
if (NewBitmap != null && cancelTracker.Continue)
{
NewBitmap?.BeginInvoke(_bitmap, new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
using (var brush = GraphicsEngine.Current.Engine.CreateSolidBrush(_backgroundColor))
{
_canvas.FillRectangle(brush, new GraphicsEngine.CanvasRectangle(0, 0, iWidth, iHeight));
}
}
#endregion
#region Geometry
if (Bit.Has(phase, DrawPhase.Geography))
//if (phase == DrawPhase.All || phase == DrawPhase.Geography)
{
LabelEngine.Init(this.Display, printerMap);
this.GeometricTransformer = geoTransformer;
// Thread für MapServer Datasets starten...
#region WebServiceLayer
List <IWebServiceLayer> webServices;
if (this.TOC != null)
{
webServices = ListOperations <IWebServiceLayer> .Swap(this.TOC.VisibleWebServiceLayers);
}
else
{
webServices = new List <IWebServiceLayer>();
foreach (IDatasetElement layer in this.MapElements)
{
if (!(layer is IWebServiceLayer))
{
continue;
}
if (((ILayer)layer).Visible)
{
webServices.Add((IWebServiceLayer)layer);
}
}
}
int webServiceOrder = 0;
foreach (IWebServiceLayer element in webServices)
{
if (!element.Visible)
{
continue;
}
RenderServiceRequest srt = new RenderServiceRequest(this, element, webServiceOrder++);
srt.finish += new RenderServiceRequest.RequestThreadFinished(MapRequestThread_finished);
//Thread thread = new Thread(new ThreadStart(srt.ImageRequest));
m_imageMerger.max++;
//thread.Start();
var task = srt.ImageRequest(); // start the task...
}
#endregion
#region Layerlisten erstellen
List <ILayer> layers;
if (this.TOC != null)
{
if (this.ToString() == "gView.MapServer.Instance.ServiceMap")
{
layers = ListOperations <ILayer> .Swap(this.TOC.Layers);
}
else
{
layers = ListOperations <ILayer> .Swap(this.TOC.VisibleLayers);
}
}
else
{
layers = new List <ILayer>();
foreach (IDatasetElement layer in this.MapElements)
{
if (!(layer is ILayer))
{
continue;
}
if (((ILayer)layer).Visible)
{
layers.Add((ILayer)layer);
}
}
}
List <IFeatureLayer> labelLayers = this.OrderedLabelLayers(layers);
#endregion
#region Renderer Features
foreach (ILayer layer in layers)
{
if (!cancelTracker.Continue)
{
break;
}
if (!layer.RenderInScale(this))
{
continue;
}
SetGeotransformer(layer, geoTransformer);
DateTime startTime = DateTime.Now;
FeatureCounter fCounter = new FeatureCounter();
if (layer is IFeatureLayer)
{
if (layer.Class?.Dataset is IFeatureCacheDataset)
{
await((IFeatureCacheDataset)layer.Class.Dataset).InitFeatureCache(datasetCachingContext);
}
IFeatureLayer fLayer = (IFeatureLayer)layer;
if (fLayer.FeatureRenderer == null &&
(
fLayer.LabelRenderer == null ||
(fLayer.LabelRenderer != null && fLayer.LabelRenderer.RenderMode != LabelRenderMode.RenderWithFeature)
))
{
//continue;
}
else
{
RenderFeatureLayer rlt = new RenderFeatureLayer(this, datasetCachingContext, fLayer, cancelTracker, fCounter);
if (fLayer.LabelRenderer != null && fLayer.LabelRenderer.RenderMode == LabelRenderMode.RenderWithFeature)
{
rlt.UseLabelRenderer = true;
}
else
{
rlt.UseLabelRenderer = labelLayers.IndexOf(fLayer) == 0; // letzten Layer gleich mitlabeln
}
if (rlt.UseLabelRenderer)
{
labelLayers.Remove(fLayer);
}
if (cancelTracker.Continue)
{
DrawingLayer?.BeginInvoke(layer.Title, new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
await rlt.Render();
}
}
if (layer is IRasterLayer && ((IRasterLayer)layer).RasterClass != null)
{
IRasterLayer rLayer = (IRasterLayer)layer;
if (rLayer.RasterClass.Polygon == null)
{
continue;
}
IEnvelope dispEnvelope = this.DisplayTransformation.TransformedBounds(this); //this.Envelope;
if (Display.GeometricTransformer != null)
{
dispEnvelope = ((IGeometry)Display.GeometricTransformer.InvTransform2D(dispEnvelope)).Envelope;
}
if (gView.Framework.SpatialAlgorithms.Algorithm.IntersectBox(rLayer.RasterClass.Polygon, dispEnvelope))
{
if (rLayer.Class is IParentRasterLayer)
{
if (cancelTracker.Continue)
{
DrawingLayer?.BeginInvoke(layer.Title, new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
await DrawRasterParentLayer((IParentRasterLayer)rLayer.Class, cancelTracker, rLayer);
}
else
{
RenderRasterLayer rlt = new RenderRasterLayer(this, rLayer, rLayer, cancelTracker);
if (cancelTracker.Continue)
{
DrawingLayer?.BeginInvoke(layer.Title, new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
await rlt.Render();
}
}
}
// Andere Layer (zB IRasterLayer)
_original.FireDrawingLayerFinished(new gView.Framework.system.TimeEvent("Drawing: " + layer.Title, startTime, DateTime.Now, fCounter.Counter));
FireRefreshMapView(1000);
}
#endregion
#region Label Features
if (labelLayers.Count != 0)
{
StreamImage(ref _msGeometry, _bitmap);
foreach (IFeatureLayer fLayer in labelLayers)
{
this.SetGeotransformer(fLayer, geoTransformer);
FeatureCounter fCounter = new FeatureCounter();
DateTime startTime = DateTime.Now;
RenderLabel rlt = new RenderLabel(this, fLayer, cancelTracker, fCounter);
if (cancelTracker.Continue)
{
DrawingLayer?.BeginInvoke(fLayer.Title, new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
await rlt.Render();
_original.FireDrawingLayerFinished(new gView.Framework.system.TimeEvent("Labelling: " + fLayer.Title, startTime, DateTime.Now, fCounter.Counter));
}
DrawStream(_canvas, _msGeometry);
}
if (!printerMap)
{
LabelEngine.Draw(this.Display, cancelTracker);
}
LabelEngine.Release();
#endregion
#region Waiting for Webservices
if (cancelTracker.Continue)
{
if (webServices != null && webServices.Count != 0)
{
DrawingLayer?.BeginInvoke("...Waiting for WebServices...", new AsyncCallback(AsyncInvoke.RunAndForget), null);
}
while (m_imageMerger.Count < m_imageMerger.max)
{
await Task.Delay(100);
}
}
if (_drawScaleBar)
{
m_imageMerger.mapScale = this.mapScale;
m_imageMerger.dpi = this.dpi;
}
if (m_imageMerger.Count > 0)
{
var clonedBitmap = _bitmap.Clone(GraphicsEngine.PixelFormat.Rgba32);
clonedBitmap.MakeTransparent(_backgroundColor);
m_imageMerger.Add(new GeorefBitmap(clonedBitmap), 999);
if (!m_imageMerger.Merge(_bitmap, this.Display) &&
(this is IServiceMap) &&
((IServiceMap)this).MapServer != null)
{
await((IServiceMap)this).MapServer.LogAsync(
this.Name,
"Image Merger:",
loggingMethod.error,
m_imageMerger.LastErrorMessage);
}
m_imageMerger.Clear();
}
StreamImage(ref _msGeometry, _bitmap);
#endregion
}
#endregion
#region Draw Selection
if (Bit.Has(phase, DrawPhase.Selection))
{
if (phase != DrawPhase.All)
{
DrawStream(_canvas, _msGeometry);
}
foreach (IDatasetElement layer in this.MapElements)
{
if (!cancelTracker.Continue)
{
break;
}
if (!(layer is ILayer))
{
continue;
}
if (layer is IFeatureLayer &&
layer is IFeatureSelection &&
((IFeatureSelection)layer).SelectionSet != null &&
((IFeatureSelection)layer).SelectionSet.Count > 0)
{
SetGeotransformer((ILayer)layer, geoTransformer);
await RenderSelection(layer as IFeatureLayer, cancelTracker);
} // Andere Layer (zB IRasterLayer)
else if (layer is IWebServiceLayer)
{
IWebServiceLayer wLayer = (IWebServiceLayer)layer;
if (wLayer.WebServiceClass == null)
{
continue;
}
foreach (IWebServiceTheme theme in wLayer.WebServiceClass.Themes)
{
if (theme is IFeatureLayer &&
theme.SelectionRenderer != null &&
theme is IFeatureSelection &&
((IFeatureSelection)theme).SelectionSet != null &&
((IFeatureSelection)theme).SelectionSet.Count > 0)
{
SetGeotransformer(theme, geoTransformer);
await RenderSelection(theme as IFeatureLayer, cancelTracker);
}
}
}
}
StreamImage(ref _msSelection, _bitmap);
}
#endregion
#region Graphics
if (Bit.Has(phase, DrawPhase.Graphics))
//if (phase == DrawPhase.All || phase == DrawPhase.Graphics)
{
if (phase != DrawPhase.All)
{
DrawStream(_canvas, (_msSelection != null) ? _msSelection : _msGeometry);
}
foreach (IGraphicElement grElement in Display.GraphicsContainer.Elements)
{
grElement.Draw(Display);
}
foreach (IGraphicElement grElement in Display.GraphicsContainer.SelectedElements)
{
if (grElement is IGraphicElement2)
{
if (((IGraphicElement2)grElement).Ghost != null)
{
((IGraphicElement2)grElement).Ghost.Draw(Display);
}
((IGraphicElement2)grElement).DrawGrabbers(Display);
}
}
}
#endregion
#region Cleanup
if (geoTransformer != null)
{
this.GeometricTransformer = null;
geoTransformer.Release();
geoTransformer = null;
}
#endregion
#region Send Events
// Überprüfen, ob sich Extent seit dem letztem Zeichnen geändert hat...
if (cancelTracker.Continue)
{
if (_lastRenderExtent == null)
{
_lastRenderExtent = new Envelope();
}
if (NewExtentRendered != null)
{
if (!_lastRenderExtent.Equals(Display.Envelope))
{
NewExtentRendered(this, Display.Envelope);
}
}
_lastRenderExtent.minx = Display.Envelope.minx;
_lastRenderExtent.miny = Display.Envelope.miny;
_lastRenderExtent.maxx = Display.Envelope.maxx;
_lastRenderExtent.maxy = Display.Envelope.maxy;
}
#endregion
return(true);
}
}
catch (Exception ex)
{
_lastException = ex;
AddRequestException(ex);
//System.Windows.Forms.MessageBox.Show(ex.Message+"\n"+ex.InnerException+"\n"+ex.Source);
return(false);
}
finally
{
AppendRequestExceptionsToImage();
if (!printerMap)
{
if (_canvas != null)
{
_canvas.Dispose();
}
_canvas = null;
}
this.IsRefreshing = false;
}
}