dymaptic.GeoBlazor.Core

dymaptic.GeoBlazor.Core.Components.Layers

Label Class

Defines label expressions, symbols, scale ranges, label priorities, and label placement options for labels on a
layer. See the Labeling guide for more information about labeling.
ArcGIS JS API

public class Label : dymaptic.GeoBlazor.Core.Components.Layers.LayerObject

Inheritance System.Object 🡒 Microsoft.AspNetCore.Components.ComponentBase 🡒 MapComponent 🡒 LayerObject 🡒 Label

Properties

Label.LabelExpression Property

Defines the labels for a MapImageLayer.

public string? LabelExpression { get; set; }

Property Value

System.String

Remarks

MapImageLayer not yet implemented in GeoBlazor

Label.LabelExpressionInfo Property

Defines the labels for a FeatureLayer.

public dymaptic.GeoBlazor.Core.Components.Layers.LabelExpressionInfo? LabelExpressionInfo { get; set; }

Property Value

LabelExpressionInfo

Label.LabelPlacement Property

The position of the label.

public string? LabelPlacement { get; set; }

Property Value

System.String

Methods

Label.RegisterChildComponent(MapComponent) Method

Called from dymaptic.GeoBlazor.Core.Components.MapComponent.OnInitializedAsync to “Register” the current component with it’s parent.

public override System.Threading.Tasks.Task RegisterChildComponent(dymaptic.GeoBlazor.Core.Components.MapComponent child);

Parameters

child MapComponent

The calling, child component to register

Returns

System.Threading.Tasks.Task

Exceptions

InvalidChildElementException
Throws if the current child is not a valid sub-component to the parent.

Remarks

This method is an implementation detail and should not be called directly by consumers. In future versions, this may be changed to an internal method. If you see no other way to register a child component, please open an issue on GitHub.

Label.UnregisterChildComponent(MapComponent) Method

Undoes the “Registration” of a child with its parent.

public override System.Threading.Tasks.Task UnregisterChildComponent(dymaptic.GeoBlazor.Core.Components.MapComponent child);

Parameters

child MapComponent

The child to unregister

Returns

System.Threading.Tasks.Task

Remarks

This method is an implementation detail and should not be called directly by consumers. In future versions, this may be changed to an internal method.