dymaptic.GeoBlazor.Core
dymaptic.GeoBlazor.Core.Components.Layers
LayerObject Class
Abstract base class for objects that are a child of a Layer and have a Symbol property.
public abstract class LayerObject : dymaptic.GeoBlazor.Core.Components.MapComponent
Inheritance System.Object 🡒 Microsoft.AspNetCore.Components.ComponentBase 🡒 MapComponent 🡒 LayerObject
Derived
↳ Graphic
↳ Label
↳ Renderer
↳ UniqueValueInfo
Properties
LayerObject.Symbol Property
The Symbol for the object.
public dymaptic.GeoBlazor.Core.Components.Symbols.Symbol? Symbol { get; set; }
Property Value
Methods
LayerObject.RegisterChildComponent(MapComponent) Method
Called from dymaptic.GeoBlazor.Core.Components.MapComponent.OnAfterRenderAsync(System.Boolean) 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
Exceptions
InvalidChildElementException
Throws if the current child is not a valid sub-component to the parent.
LayerObject.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
LayerObject.ValidateRequiredChildren() Method
When a MapView is prepared to render, this will check to make sure that all properties with the RequiredPropertyAttribute are provided.
public override void ValidateRequiredChildren();
Exceptions
MissingRequiredChildElementException
The consumer needs to provide the missing child component
MissingRequiredOptionsChildElementException
The consumer needs to provide ONE of the options of child components