private async void Initialize()
{
try
{
// Starting viewpoint for the map view.
Viewpoint _startingViewpoint = new Viewpoint(new Envelope(-9812691.11079696, 5128687.20710657, -9812377.9447607, 5128865.36767282, SpatialReferences.WebMercator));
// Create the map.
MyMapView.Map = new Map(Basemap.CreateStreetsNightVector())
{
InitialViewpoint = _startingViewpoint
};
// NOTE: This layer supports any ArcGIS Feature Table that define subtypes.
SubtypeFeatureLayer subtypeFeatureLayer = new SubtypeFeatureLayer(new ServiceFeatureTable(new Uri("https://sampleserver7.arcgisonline.com/arcgis/rest/services/UtilityNetwork/NapervilleElectric/FeatureServer/100")));
MyMapView.Map.OperationalLayers.Add(subtypeFeatureLayer);
// Select sublayer to control.
await subtypeFeatureLayer.LoadAsync();
// Select the sublayer of street lights by name.
_sublayer = subtypeFeatureLayer.GetSublayerBySubtypeName("Street Light");
// Set the label definitions using the JSON.
_sublayer.LabelDefinitions.Add(LabelDefinition.FromJson(_labelJSON));
// Enable labels for the sub layer.
_sublayer.LabelsEnabled = true;
// Set the data context for data-binding in XAML.
SublayerInfo.DataContext = _sublayer;
// Get the default renderer for the sublayer.
_defaultRenderer = _sublayer.Renderer.Clone();
// Create a custom renderer for the sublayer.
_customRenderer = new SimpleRenderer()
{
Symbol = new SimpleMarkerSymbol()
{
Color = Color.Salmon,
Style = SimpleMarkerSymbolStyle.Diamond,
Size = 20,
}
};
// Set a default minimum scale.
_sublayer.MinScale = 3000;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().Name, MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private async void Initialize()
{
try
{
// Starting viewpoint for the map view.
Viewpoint _startingViewpoint = new Viewpoint(new Envelope(-9812691.11079696, 5128687.20710657, -9812377.9447607, 5128865.36767282, SpatialReferences.WebMercator));
// Create the map.
MyMapView.Map = new Map(Basemap.CreateStreetsNightVector())
{
InitialViewpoint = _startingViewpoint
};
// NOTE: This layer supports any ArcGIS Feature Table that define subtypes.
SubtypeFeatureLayer subtypeFeatureLayer = new SubtypeFeatureLayer(new ServiceFeatureTable(new Uri("https://sampleserver7.arcgisonline.com/arcgis/rest/services/UtilityNetwork/NapervilleElectric/FeatureServer/100")));
MyMapView.Map.OperationalLayers.Add(subtypeFeatureLayer);
// Select sublayer to control.
await subtypeFeatureLayer.LoadAsync();
// Select the sublayer of street lights by name.
_sublayer = subtypeFeatureLayer.GetSublayerBySubtypeName("Street Light");
// Set the label definitions using the JSON.
_sublayer.LabelDefinitions.Add(LabelDefinition.FromJson(_labelJSON));
// Enable labels for the sub layer.
_sublayer.LabelsEnabled = true;
// Get the default renderer for the sublayer.
_defaultRenderer = _sublayer.Renderer.Clone();
// Create a custom renderer for the sublayer.
_customRenderer = new SimpleRenderer()
{
Symbol = new SimpleMarkerSymbol()
{
Color = System.Drawing.Color.Salmon,
Style = SimpleMarkerSymbolStyle.Diamond,
Size = 20,
}
};
// Update the UI for displaying the current map scale.
MyMapView.PropertyChanged += MapViewPropertyChanged;
MapScaleLabel.Text = $"Current map scale: 1:{(int)MyMapView.MapScale}";
}
catch (Exception ex)
{
await Application.Current.MainPage.DisplayAlert(ex.GetType().Name, ex.Message, "OK");
}
}
public static LabelDefinition BuildLabelWithId(String idKey, String labelKey, String latKey, String longKey, bool displayLocation, int textSize, Color textColor, Color haloColor)
{
var textColorValues = new int[] { textColor.R, textColor.G, textColor.B, textColor.A };
var haloColorValues = new int[] { haloColor.R, haloColor.G, haloColor.B, haloColor.A };
var labelJson = @"{
""labelExpression"": ""[" + idKey + @"]"",
""labelExpressionInfo"": {
""expression"": ""return $feature[\""" + labelKey + @"\""]" + (displayLocation ? @" + \"" Lat: \"" + $feature[\""" + latKey + @"\""] + \"" Long: \"" + $feature[\""" + longKey + @"\""]" : String.Empty) + @";""
},
""useCodedValues"": false,
""maxScale"": 0,
""minScale"": 0,
""deconflictionStrategy"": ""none"",
""labelPlacement"": ""esriServerPointLabelPlacementCenterRight"",
""symbol"": {
""color"": [" + textColorValues[0] + @",
" + textColorValues[1] + @",
" + textColorValues[2] + @",
" + textColorValues[3] + @"],
""type"": ""esriTS"",
""haloSize"": 2,
""haloColor"": [
" + haloColorValues[0] + @",
" + haloColorValues[1] + @",
" + haloColorValues[2] + @",
" + haloColorValues[3] + @"],
""horizontalAlignment"": ""left"",
""rightToLeft"": false,
""angle"": 0,
""xoffset"": 0,
""yoffset"": 0,
""text"": """",
""rotated"": false,
""kerning"": true,
""font"": {
""size"": " + textSize + @",
""style"": ""normal"",
""decoration"": ""none"",
""weight"": ""bold"",
""family"": ""Arial""
}
}
}";
return(LabelDefinition.FromJson(labelJson));
}
private async void Initialize()
{
// Create a map with a light gray canvas basemap.
Map sampleMap = new Map(Basemap.CreateLightGrayCanvas());
// Assign the map to the MapView.
_myMapView.Map = sampleMap;
// Define the URL string for the feature layer.
const string layerUrl = "https://services.arcgis.com/P3ePLMYs2RVChkJx/arcgis/rest/services/USA_115th_Congressional_Districts/FeatureServer/0";
// Create a service feature table from the URL.
ServiceFeatureTable featureTable = new ServiceFeatureTable(new Uri(layerUrl));
// Create a feature layer from the service feature table.
FeatureLayer districtFeatureLabel = new FeatureLayer(featureTable);
// Add the feature layer to the operations layers collection of the map.
sampleMap.OperationalLayers.Add(districtFeatureLabel);
try
{
// Load the feature layer - this way we can obtain it's extent.
await districtFeatureLabel.LoadAsync();
// Zoom the map view to the extent of the feature layer.
await _myMapView.SetViewpointCenterAsync(new MapPoint(-10846309.950860, 4683272.219411, SpatialReferences.WebMercator), 20000000);
// Create a label definition from the JSON string.
LabelDefinition redLabelDefinition = LabelDefinition.FromJson(RedLabelJson);
LabelDefinition blueLabelDefinition = LabelDefinition.FromJson(BlueLabelJson);
// Add the label definition to the feature layer's label definition collection.
districtFeatureLabel.LabelDefinitions.Add(redLabelDefinition);
districtFeatureLabel.LabelDefinitions.Add(blueLabelDefinition);
// Enable the visibility of labels to be seen.
districtFeatureLabel.LabelsEnabled = true;
}
catch (Exception e)
{
new UIAlertView("Error", e.ToString(), (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
private static LabelDefinition CreateLabelDefinition(string expression, string placement, Color textColor)
{
var jsonBuilder = new StringBuilder();
jsonBuilder.Append(@"{");
jsonBuilder.Append(CreateJsonPropertyAsString(@"labelExpression", expression));
jsonBuilder.Append(@",");
jsonBuilder.Append(CreateJsonPropertyAsString(@"labelPlacement", placement));
var labelTextSymbol = new TextSymbol();
labelTextSymbol.Color = textColor;
labelTextSymbol.Size = 12;
labelTextSymbol.FontFamily = @"Arial";
labelTextSymbol.FontStyle = FontStyle.Normal;
labelTextSymbol.FontWeight = FontWeight.Bold;
var symbolAsJson = labelTextSymbol.ToJson();
jsonBuilder.Append(@",");
jsonBuilder.Append("\"symbol\":");
jsonBuilder.Append(symbolAsJson);
jsonBuilder.Append(@"}");
return(LabelDefinition.FromJson(jsonBuilder.ToString()));
}
private async void Initialize()
{
// Create a map with a light gray canvas basemap.
Map sampleMap = new Map(Basemap.CreateLightGrayCanvas());
// Assign the map to the MapView.
MyMapView.Map = sampleMap;
// Define the URL string for the feature layer.
string layerUrl = "https://services.arcgis.com/P3ePLMYs2RVChkJx/arcgis/rest/services/USA_115th_Congressional_Districts/FeatureServer/0";
// Create a service feature table from the URL.
ServiceFeatureTable featureTable = new ServiceFeatureTable(new System.Uri(layerUrl));
// Create a feature layer from the service feature table.
FeatureLayer districtFeatureLabel = new FeatureLayer(featureTable);
// Add the feature layer to the operations layers collection of the map.
sampleMap.OperationalLayers.Add(districtFeatureLabel);
// Load the feature layer - this way we can obtain it's extent.
await districtFeatureLabel.LoadAsync();
// Zoom the map view to the extent of the feature layer.
await MyMapView.SetViewpointCenterAsync(new MapPoint(-10846309.950860, 4683272.219411, SpatialReferences.WebMercator), 20000000);
// Help regarding the Json syntax for defining the LabelDefinition.FromJson syntax can be found here:
// https://developers.arcgis.com/web-map-specification/objects/labelingInfo/
// This particular JSON string will have the following characteristics:
string redLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""$feature.NAME + ' (' + left($feature.PARTY,1) + ')\\nDistrict' + $feature.CDFIPS""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""where"":""PARTY = 'Republican'"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[255,0,0,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
string blueLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""$feature.NAME + ' (' + left($feature.PARTY,1) + ')\\nDistrict' + $feature.CDFIPS""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""where"":""PARTY = 'Democrat'"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[0,0,255,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
// Create a label definition from the JSON string.
LabelDefinition redLabelDefinition = LabelDefinition.FromJson(redLabelJson);
LabelDefinition blueLabelDefinition = LabelDefinition.FromJson(blueLabelJson);
// Add the label definition to the feature layer's label definition collection.
districtFeatureLabel.LabelDefinitions.Add(redLabelDefinition);
districtFeatureLabel.LabelDefinitions.Add(blueLabelDefinition);
// Enable the visibility of labels to be seen.
districtFeatureLabel.LabelsEnabled = true;
}
private async void Initialize()
{
// Create a map with a light gray canvas basemap.
Map sampleMap = new Map(Basemap.CreateLightGrayCanvas())
{
InitialViewpoint = new Viewpoint(new MapPoint(-100.175709, 39.221225, SpatialReferences.Wgs84), 20000000)
};
// Assign the map to the MapView.
_myMapView.Map = sampleMap;
// Define the URL string for the US highways feature layer.
string highwaysUrlString = "http://sampleserver6.arcgisonline.com/arcgis/rest/services/USA/MapServer/1";
// Create a service feature table from the URL to the US highways feature service.
ServiceFeatureTable highwaysServiceFeatureTable = new ServiceFeatureTable(new Uri(highwaysUrlString));
// Create a feature layer from the service feature table.
FeatureLayer highwaysFeatureLayer = new FeatureLayer(highwaysServiceFeatureTable);
// Add the US highways feature layer to the operations layers collection of the map.
sampleMap.OperationalLayers.Add(highwaysFeatureLayer);
// Load the US highways feature layer - this way we can obtain it's extent.
await highwaysFeatureLayer.LoadAsync();
// Help regarding the JSON syntax for defining the LabelDefinition.FromJson syntax can be found here:
// https://developers.arcgis.com/web-map-specification/objects/labelingInfo/
// This particular JSON string will have the following characteristics:
// (1) The 'labelExpressionInfo' defines that the label text displayed comes from the field 'rte_num1' in the
// feature service and will be prefaced with an "I -". Example: "I - 10", "I - 15", "I - 95", etc.
// (2) The 'labelPlacement' will be placed above and along the highway polyline segment.
// (3) The 'where' clause restricts the labels to be displayed that has valid (non-empty) data. Empty data
// for this service has a single blank space in the 'rte_num1' field.
// (4) The 'symbol' for the labeled text will be blue with a yellow halo.
string theJsonString =
@"{
""labelExpressionInfo"":{""expression"":""'I - ' + $feature.rte_num1""},
""labelPlacement"":""esriServerLinePlacementAboveAlong"",
""where"":""rte_num1 <> ' '"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[0,0,255,255],
""font"":
{
""decoration"":""none"",
""size"":15,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,0,255],
""haloSize"":1.5,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
// Create a label definition from the JSON string.
LabelDefinition highwaysLabelDefinition = LabelDefinition.FromJson(theJsonString);
// Add the label definition to the feature layer's label definition collection.
highwaysFeatureLayer.LabelDefinitions.Add(highwaysLabelDefinition);
// Enable the visibility of labels to be seen.
highwaysFeatureLayer.LabelsEnabled = true;
}
// 测试用方法
private async void myTestBtn2_Click(object sender, RoutedEventArgs e)
{
//myLegend.GeoView = null;
// Help regarding the Json syntax for defining the LabelDefinition.FromJson syntax can be found here:
// https://developers.arcgis.com/web-map-specification/objects/labelingInfo/
// This particular JSON string will have the following characteristics:
string redLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""$feature.NAME + ' (' + left($feature.PARTY,1) + ')\\nDistrict' + $feature.CDFIPS""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""where"":""PARTY = 'Republican'"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[255,0,0,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
string blueLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""$feature.NAME + ' (' + left($feature.PARTY,1) + ')\\nDistrict' + $feature.CDFIPS""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""where"":""PARTY = 'Democrat'"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[0,0,255,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
string s3 = @"{
""labelExpressionInfo"":
{
""expression"": ""return $feature.FID;""
},
""labelPlacement"": ""esriServerLinePlacementBelowAlong"",
""symbol"":
{
""color"": [255,0,255,123],
""font"": { ""size"": 16 },
""type"": ""esriTS""
}
}";
// Create a label definition from the JSON string.
LabelDefinition redLabelDefinition = LabelDefinition.FromJson(redLabelJson);
LabelDefinition blueLabelDefinition = LabelDefinition.FromJson(blueLabelJson);
LabelDefinition l3 = LabelDefinition.FromJson(s3);
// Add the label definition to the feature layer's label definition collection.
FeatureLayer a = (FeatureLayer)myMapView.Map.OperationalLayers[0];
a.LabelDefinitions.Add(redLabelDefinition);
a.LabelDefinitions.Add(blueLabelDefinition);
a.LabelDefinitions.Add(l3);
// Enable the visibility of labels to be seen.
a.LabelsEnabled = true;
}
private void addBtn_Click(object sender, RoutedEventArgs e)
{
string redLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""return $feature." + chooseField + @";""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[255,0,0,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
string blueLabelJson =
@"{
""labelExpressionInfo"":{""expression"":""return $feature." + chooseField + @";""},
""labelPlacement"":""esriServerPolygonPlacementAlwaysHorizontal"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[0,0,255,255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[255,255,255,255],
""haloSize"":2,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
LabelDefinition redLabelDefinition = LabelDefinition.FromJson(redLabelJson);
LabelDefinition blueLabelDefinition = LabelDefinition.FromJson(blueLabelJson);
if (labelTypeComboBox.SelectedIndex == 0)
{
LabelDefinition l3 = LabelDefinition.FromJson(redLabelJson);
l3 = LabelDefinition.FromJson(redLabelJson);
a.LabelDefinitions.Add(redLabelDefinition);
a.LabelDefinitions.Add(l3);
}
else if (labelTypeComboBox.SelectedIndex == 1)
{
LabelDefinition l3 = LabelDefinition.FromJson(redLabelJson);
l3 = LabelDefinition.FromJson(blueLabelJson);
a.LabelDefinitions.Add(blueLabelDefinition);
a.LabelDefinitions.Add(l3);
}
a.LabelsEnabled = true;
}
public async void Initialize()
{
string licenseKey = "runtimelite,1000,rud3766972362,none,MJJC7XLS1HSB003AD015";
Esri.ArcGISRuntime.ArcGISRuntimeEnvironment.SetLicense(licenseKey);
//Map myMap = new Map(Basemap.CreateTerrainWithLabels());
Map myMap = new Map(BasemapType.LightGrayCanvasVector, 35.728990, -78.856027, 18);
// TEST GDB SERVICE VS MAP SERVICE
// http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMTESTSERV/GeoDataServer/versions/dbo.DEFAULT
// WFS serv http://apexgis:6080/arcgis/services/C+emeteryHost/CEMTESTSERV/GeoDataServer/WFSServer
// LEGEND ILayerContent
//var CemLot = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMTESTSERV/FeatureServer/0");
var CemLot = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMPRODSERV/FeatureServer/0");
FeatureLayer LotLayer = new FeatureLayer(CemLot);
await LotLayer.LoadAsync();
SimpleLineSymbol LotLineSymb = new SimpleLineSymbol(
SimpleLineSymbolStyle.Solid, System.Drawing.Color.Black, 1);
SimpleFillSymbol lotSymbol = new SimpleFillSymbol()
{
Color = System.Drawing.Color.Transparent,
Outline = LotLineSymb,
};
SimpleRenderer LotRenderer = new SimpleRenderer(lotSymbol);
// Lot label info
StringBuilder LotStringLabelBuild = new StringBuilder();
LotStringLabelBuild.AppendLine("{");
LotStringLabelBuild.AppendLine("\"labelExpressionInfo\": {");
LotStringLabelBuild.AppendLine("\"expression\": \"return $feature.LOT_ID;\"},");
LotStringLabelBuild.AppendLine("\"maxScale\": 50,");
LotStringLabelBuild.AppendLine("\"minScale\": 1000,");
// Align labels above the center of each point
LotStringLabelBuild.AppendLine("\"labelPlacement\": \"esriServerPolygonPlacementAlwaysHorizontal\",");
// Use a white bold text symbol
LotStringLabelBuild.AppendLine("\"symbol\": {");
// Color ARGB [R ALPHA B G]
LotStringLabelBuild.AppendLine("\"color\": [13,38,68,255],");
LotStringLabelBuild.AppendLine("\"font\": {\"size\": 9, \"weight\": \"bold\"},");
LotStringLabelBuild.AppendLine("\"type\": \"esriTS\"}");
LotStringLabelBuild.AppendLine("}");
var LotLabelsJson = LotStringLabelBuild.ToString();
LabelDefinition LotLabelsDef = LabelDefinition.FromJson(LotLabelsJson);
LotLayer.LabelDefinitions.Clear();
LotLayer.LabelDefinitions.Add(LotLabelsDef);
LotLayer.LabelsEnabled = true;
// CemPlot Properties
//var CemPlot = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMTESTSERV/FeatureServer/1");
var CemPlot = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMPRODSERV/FeatureServer/1");
FeatureLayer PlotLayer = new FeatureLayer(CemPlot);
await PlotLayer.LoadAsync();
var CemPlot2 = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMPRODSERV/FeatureServer/1");
FeatureLayer PlotLayer2 = new FeatureLayer(CemPlot);
// Plot Label Properties
StringBuilder PlotStringLabelBuild = new StringBuilder();
PlotStringLabelBuild.AppendLine("{");
PlotStringLabelBuild.AppendLine("\"labelExpressionInfo\": {");
PlotStringLabelBuild.AppendLine("\"expression\": \"return $feature.plot;\"},");
PlotStringLabelBuild.AppendLine("\"maxScale\": 10,");
PlotStringLabelBuild.AppendLine("\"minScale\": 250,");
// Align labels above the center of each point
PlotStringLabelBuild.AppendLine("\"labelPlacement\": \"esriServerPolygonPlacementAlwaysHorizontal\",");
// Use a white bold text symbol
PlotStringLabelBuild.AppendLine("\"symbol\": {");
// Color ARGB [R ALPHA B G]
PlotStringLabelBuild.AppendLine("\"color\": [13,38,68,255],");
PlotStringLabelBuild.AppendLine("\"font\": {\"size\": 8, \"weight\": \"italic\"},");
PlotStringLabelBuild.AppendLine("\"type\": \"esriTS\"}");
PlotStringLabelBuild.AppendLine("}");
var PlotLabelsJson = PlotStringLabelBuild.ToString();
LabelDefinition PlotLabelsDef = LabelDefinition.FromJson(PlotLabelsJson);
PlotLayer.LabelDefinitions.Clear();
PlotLayer.LabelDefinitions.Add(PlotLabelsDef);
PlotLayer.LabelsEnabled = true;
// Plot Symbology
var plotRenderer2 = new UniqueValueRenderer();
plotRenderer2.FieldNames.Add("name_LAST");
var plotOutline = new SimpleLineSymbol(SimpleLineSymbolStyle.Solid, System.Drawing.Color.White, 1);
var town_plot = new SimpleFillSymbol(SimpleFillSymbolStyle.Solid, System.Drawing.ColorTranslator.FromHtml("#DB87F2"), plotOutline);
plotRenderer2.UniqueValues.Add(new UniqueValue("Town Own", "Town Own", town_plot, "APEX"));
plotRenderer2.UniqueValues.Add(new UniqueValue("Town Own", "Town Own", town_plot, "TOWN OF APEX"));
var defaultFillSymbol2 = new SimpleFillSymbol(SimpleFillSymbolStyle.Null, System.Drawing.Color.Transparent, plotOutline);
plotRenderer2.DefaultSymbol = defaultFillSymbol2;
//plotRenderer.SceneProperties
var plotRenderer = new UniqueValueRenderer();
plotRenderer.FieldNames.Add("Plot_status");
var validPlot = new SimpleFillSymbol(SimpleFillSymbolStyle.Solid, System.Drawing.ColorTranslator.FromHtml("#8DC055"), plotOutline);
var unvalidPlot = new SimpleFillSymbol(SimpleFillSymbolStyle.Solid, System.Drawing.ColorTranslator.FromHtml("#F9F07F"), plotOutline);
var notsaleable = new SimpleFillSymbol(SimpleFillSymbolStyle.Solid, System.Drawing.ColorTranslator.FromHtml("#F5503B"), plotOutline);
plotRenderer.UniqueValues.Add(new UniqueValue("Valid Plot", "Valid Plot", validPlot, "Deeded"));
plotRenderer.UniqueValues.Add(new UniqueValue("Unvalid", "Unvalid Plot", unvalidPlot, "Unknown"));
plotRenderer.UniqueValues.Add(new UniqueValue("No Sale", "No Sell", notsaleable, "Not Saleable"));
var defaultFillSymbol = new SimpleFillSymbol(SimpleFillSymbolStyle.Null, System.Drawing.Color.Transparent, plotOutline);
plotRenderer.DefaultSymbol = defaultFillSymbol;
plotRenderer.DefaultLabel = "Other";
// CemBoundary Graphics
//var CemBound = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMTESTSERV/FeatureServer/2");
var CemBound = new Uri("http://apexgis:6080/arcgis/rest/services/CemeteryHost/CEMPRODSERV/FeatureServer/2");
FeatureLayer BoundLayer = new FeatureLayer(CemBound);
SimpleLineSymbol BoundLineSymb = new SimpleLineSymbol(
SimpleLineSymbolStyle.Solid, System.Drawing.Color.IndianRed, 3);
SimpleFillSymbol symbol = new SimpleFillSymbol()
{
Outline = BoundLineSymb,
};
SimpleRenderer renderer = new SimpleRenderer(symbol);
// Main GIS Operation Calls
BoundLayer.Renderer = renderer;
PlotLayer.Renderer = plotRenderer;
LotLayer.Renderer = LotRenderer;
PlotLayer2.Renderer = plotRenderer2;
myMap.OperationalLayers.Add(BoundLayer);
myMap.OperationalLayers.Add(PlotLayer);
myMap.OperationalLayers.Add(PlotLayer2);
myMap.OperationalLayers.Add(LotLayer);
// Assign the map to the MapView
myMap.MinScale = 2250;
myMap.MaxScale = 30;
MyMapView.Map = myMap;
MyMapView.GeoViewTapped += MyMapView_GeoViewTapped;
}
private void get_feature_layer()
{
/***********************************************************************
* This function loads a feature layer from arcGIS online
************************************************************************/
// Create new Map with basemap
myMap = new Map(Basemap.CreateTopographic());
// Create and set initial map area
Envelope initialLocation = new Envelope(
-160.6739, 13.3844, -179.5449, 80.2319,
SpatialReferences.Wgs84);
myMap.InitialViewpoint = new Viewpoint(initialLocation);
/***********************************************************************
* Turtle Feature Layer
************************************************************************/
// Create uri to the used feature service
var serviceUri = new Uri(
"https://services6.arcgis.com/kInEIOmrLNzXMSuZ/arcgis/rest/services/Turtles/FeatureServer/0");
// Create feature table using a URL.
_featureTable = new ServiceFeatureTable(serviceUri);
MyMapView.Map = myMap;
// Create feature layer using this feature table. Make it slightly transparent.
_featureLayer = new FeatureLayer(_featureTable);
string theJSON_String =
@"{
""labelExpressionInfo"":{""expression"":""$feature.Species""},
""labelPlacement"":""esriServerLinePlacementAboveAlong"",
""where"":""Species <> ' '"",
""symbol"":
{
""angle"":0,
""backgroundColor"":[0,0,0,0],
""borderLineColor"":[0,0,0,0],
""borderLineSize"":0,
""color"":[51, 51, 51, 255],
""font"":
{
""decoration"":""none"",
""size"":10,
""style"":""normal"",
""weight"":""normal""
},
""haloColor"":[0,0,0,0],
""haloSize"":1.5,
""horizontalAlignment"":""center"",
""kerning"":false,
""type"":""esriTS"",
""verticalAlignment"":""middle"",
""xoffset"":0,
""yoffset"":0
}
}";
// Create a label definition from the JSON string.
LabelDefinition turtleSpeciesLabelDefinition = LabelDefinition.FromJson(theJSON_String);
/***********************************************************************
* Air Temp Feature Layer
************************************************************************/
var airServiceUri = new Uri(
"https://services6.arcgis.com/kInEIOmrLNzXMSuZ/arcgis/rest/services/Air_Temp_/FeatureServer/0");
// Create feature table using a URL.
_airFeatureTable = new ServiceFeatureTable(airServiceUri);
// Create feature layer using this feature table. Make it slightly transparent.
_airFeatureLayer = new FeatureLayer(_airFeatureTable)
{
Opacity = 0.6
};
/***********************************************************************
* Wind Feature Layer
************************************************************************/
var windServiceUri = new Uri(
"https://services6.arcgis.com/kInEIOmrLNzXMSuZ/arcgis/rest/services/Wind/FeatureServer/0");
// Create feature table using a URL.
_windFeatureTable = new ServiceFeatureTable(windServiceUri);
// Create feature layer using this feature table. Make it slightly transparent.
_windFeatureLayer = new FeatureLayer(_windFeatureTable)
{
Opacity = 0.6
};
/***********************************************************************
* Sea Surface Temperature Feature Layer
************************************************************************/
var seaTempServiceUri = new Uri(
"https://services6.arcgis.com/kInEIOmrLNzXMSuZ/arcgis/rest/services/Sea_Temp/FeatureServer/0");
// Create feature table using a URL.
_seaTempFeatureTable = new ServiceFeatureTable(seaTempServiceUri);
// Create feature layer using this feature table. Make it slightly transparent.
_seaTempFeatureLayer = new FeatureLayer(_seaTempFeatureTable)
{
Opacity = 0.6
};
// add feature layers to map
/* myMap.OperationalLayers.Add(_featureLayer);
* myMap.OperationalLayers.Add(_airFeatureLayer);
* myMap.OperationalLayers.Add(_windFeatureLayer);
* myMap.OperationalLayers.Add(_seaTempFeatureLayer);*/
// Add the label definition to the feature layer's label definition collection.
_featureLayer.LabelDefinitions.Add(turtleSpeciesLabelDefinition);
// Enable the visibility of labels to be seen.
_featureLayer.LabelsEnabled = true;
MyMapView.TimeExtent = new TimeExtent(start, end);
// add the map to the map view
MyMapView.Map = myMap;
}