} // public string getFieldAlias(string fieldname)
/// <summary>
/// create Layer according to its Type
/// </summary>
/// <param name="id"></param>
/// <param name="vis"></param>
/// <returns></returns>
private Layer createLayer(string id, bool vis)
{
string typ = lyrType;
ESRI.ArcGIS.Client.Layer res = null;
if (typ == "ArcGISTiledMapServiceLayer")
{
var lr = new ESRI.ArcGIS.Client.ArcGISTiledMapServiceLayer();
lr.Url = lyrUrl;
lr.ProxyURL = proxy;
res = lr;
}
else if (typ == "OpenStreetMapLayer")
{
var lr = new ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer();
res = lr;
}
else if (typ == "ArcGISDynamicMapServiceLayer")
{
var lr = new ESRI.ArcGIS.Client.ArcGISDynamicMapServiceLayer();
lr.Url = lyrUrl;
lr.ProxyURL = proxy;
res = lr;
}
else if (typ == "FeatureLayer")
{
var lr = new ESRI.ArcGIS.Client.FeatureLayer();
lr.Url = lyrUrl;
lr.ProxyUrl = proxy;
res = lr;
}
else if (typ == "GraphicsLayer")
{
var gl = setContent(id, lyrUrl);
res = gl;
}
if (res != null)
{
ESRI.ArcGIS.Client.Extensibility.LayerProperties.SetIsPopupEnabled(res, popupOn);
// sublayers popups on/off
if (identifyLayerIds.Length <= 3)
{
;
}
else
{
var xmlszn = new System.Xml.Serialization.XmlSerializer(typeof(System.Collections.ObjectModel.Collection <int>));
var sr = new StringReader(identifyLayerIds);
var ids = xmlszn.Deserialize(sr) as System.Collections.ObjectModel.Collection <int>;
ESRI.ArcGIS.Mapping.Core.LayerExtensions.SetIdentifyLayerIds(res, ids);
}
}
return(res);
} // private Layer createLayer(string id, bool vis)
public void AddPointsAsManyGraphicsLayers(List <PointDTOCollection> pointDTOList)
{
try
{
Queue <SimpleMarkerSymbol> mQueue = this.CreateSimpleMarkerSymbolQueue();
Queue <SimpleMarkerSymbol> markerSymbolQueue = new Queue <SimpleMarkerSymbol>(mQueue.Reverse <SimpleMarkerSymbol>());
this.map.Layers.Clear();
ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer openStreetMapLayer = new ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer();
if (this.useRoads)
{
openStreetMapLayer.Initialized += myOpenStreetMapLayer_Initialized;
map.Layers.Add(openStreetMapLayer);
}
foreach (PointDTOCollection pointDTOClass in pointDTOList)
{
SimpleMarkerSymbol simpleMarkerSymbol;
// Pick a symbol for this class
if (markerSymbolQueue.Count == 0)
{
mQueue = this.CreateSimpleMarkerSymbolQueue();
markerSymbolQueue = new Queue <SimpleMarkerSymbol>(mQueue.Reverse <SimpleMarkerSymbol>());
}
simpleMarkerSymbol = markerSymbolQueue.Dequeue();
// Create a graphics layer
GraphicsLayer graphicsLayer = new GraphicsLayer();
if (pointDTOClass.Collection.Count > 1)
{
if (pointDTOList.Count > 1 && pointDTOClass.Collection.Count > 1)
{
if (pointDTOClass.Collection[0].StrataValue.Contains("\'"))
{ // [Age] = '25'
graphicsLayer.ID = pointDTOClass.Collection[0].StrataValue;
int startPos = graphicsLayer.ID.IndexOf("=") + 3;
int endPos = graphicsLayer.ID.LastIndexOf("\'");
graphicsLayer.ID = graphicsLayer.ID.Substring(startPos, endPos - startPos);
}
else // maybe the strata value is a # example
// [Age] = 25
{
graphicsLayer.ID = pointDTOClass.Collection[0].StrataValue;
int startPos = graphicsLayer.ID.IndexOf("=") + 1;
int endPos = graphicsLayer.ID.Length;
graphicsLayer.ID = graphicsLayer.ID.Substring(startPos, endPos - startPos);
}
}
else
{
graphicsLayer.ID = pointDTOClass.Collection[0].StrataValue;
}
}
EwavLegendItemData eli = new EwavLegendItemData();
eli.Color = simpleMarkerSymbol.Color;
eli.Description = graphicsLayer.ID;
this.ewavLegendItemList.Add(eli);
// Create a clusterer with a flare
FlareClusterer fc = new FlareClusterer();
fc.FlareBackground = simpleMarkerSymbol.Color;
fc.MaximumFlareCount = this.maximumFlareCount; // 20
fc.Radius = this.flareClusterRadius; // += fc.Radius / 10;
// Add clusterer to graphics layer
graphicsLayer.Clusterer = fc;
// Add graphics to graphics layer with
foreach (PointDTO pointDTO in pointDTOClass.Collection)
{
Graphic graphic = this.createGraphic(pointDTO, simpleMarkerSymbol);
Border brdmaptip = new Border();
brdmaptip.Background = new SolidColorBrush(Colors.White);
brdmaptip.BorderBrush = simpleMarkerSymbol.Color;
brdmaptip.BorderThickness = new Thickness(1, 1, 1, 1);
// Create a map tip
TextBlock tb = new TextBlock();
// if multiple cols are required for map tips later,
// use of pointDTO.MapTip will facilitate it.
tb.Text = graphicsLayer.ID; // pointDTO.MapTip;
tb.Margin = new Thickness(5, 5, 5, 5);
brdmaptip.Child = tb;
graphic.MapTip = brdmaptip;
graphic.MapTip.VerticalAlignment = VerticalAlignment.Top;
graphic.MapTip.HorizontalAlignment = HorizontalAlignment.Right;
graphicsLayer.Graphics.Add(graphic);
}
// Add graphics layer to map
this.map.Layers.Add(graphicsLayer);
this.map.Extent = graphicsLayer.FullExtent;
this.map.Zoom(.9);
}
}
catch (Exception ex)
{
throw new Exception(string.Format("{0} == {1}", ex.Message, ex.StackTrace));
}
}
private void myOpenStreetMapLayer_Initialized(object sender, EventArgs e)
{
// Get the OpenStreetMapLayer.
ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer myOpenStreetMapLayer = (ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer)sender;
}
} // public void initRelations()
private Layer createLayer(string id, bool vis)
{
// create Layer according to its Type
string typ = lyrType;
ESRI.ArcGIS.Client.Layer res = new ESRI.ArcGIS.Client.GraphicsLayer();
if (typ == "ArcGISTiledMapServiceLayer")
{
var lr = new ESRI.ArcGIS.Client.ArcGISTiledMapServiceLayer();
lr.Url = lyrUrl;
lr.ProxyURL = proxy;
res = lr;
}
else if (typ == "OpenStreetMapLayer")
{
var lr = new ESRI.ArcGIS.Client.Toolkit.DataSources.OpenStreetMapLayer();
res = lr;
}
else if (typ == "ArcGISDynamicMapServiceLayer")
{
var lr = new ESRI.ArcGIS.Client.ArcGISDynamicMapServiceLayer();
lr.Url = lyrUrl;
lr.ProxyURL = proxy;
lr.ImageFormat = imageFormat;
res = lr;
}
else if (typ == "FeatureLayer")
{
var lr = new ESRI.ArcGIS.Client.FeatureLayer()
{
Url = lyrUrl, ProxyUrl = proxy
};
lr.OutFields.Add("*");
lr.Mode = FeatureLayer.QueryMode.OnDemand;
lr.Initialize(); // retrieve attribs from server
var rr = rendererFromJson(renderer);
if (rr != null)
{
lr.Renderer = rr;
}
res = lr;
}
else if (typ == "GraphicsLayer")
{
var gl = setContent(id, lyrUrl);
var rr = rendererFromJson(renderer);
if (rr != null)
{
gl.Renderer = rr;
}
res = gl;
}
if (res != null)
{
ESRI.ArcGIS.Client.Extensibility.LayerProperties.SetIsPopupEnabled(res, popupOn);
// sublayers popups on/off
if (identifyLayerIds.Length <= 3)
{
;
}
else
{
var xmlszn = new System.Xml.Serialization.XmlSerializer(typeof(System.Collections.ObjectModel.Collection <int>));
var sr = new StringReader(identifyLayerIds);
var ids = xmlszn.Deserialize(sr) as System.Collections.ObjectModel.Collection <int>;
ESRI.ArcGIS.Mapping.Core.LayerExtensions.SetIdentifyLayerIds(res, ids);
}
}
return(res);
} // private Layer createLayer(string id, bool vis)
