layout: default title: Geometry parent: Core Classes —
dymaptic.GeoBlazor.Core
dymaptic.GeoBlazor.Core.Components.Geometries
Geometry Class
The base class for geometry objects. This class has no constructor. To construct geometries see
Point, PolyLine, or Polygon.
ArcGIS Maps SDK for JavaScript
public abstract class Geometry : dymaptic.GeoBlazor.Core.Components.MapComponent
Inheritance System.Object 🡒 Microsoft.AspNetCore.Components.ComponentBase 🡒 MapComponent 🡒 Geometry
Derived
↳ Extent
↳ Point
↳ Polygon
↳ PolyLine
Properties
Geometry.Extent Property
The Extent of the geometry.
public dymaptic.GeoBlazor.Core.Components.Geometries.Extent? Extent { get; set; }
Property Value
Geometry.SpatialReference Property
The SpatialReference of the geometry.
public dymaptic.GeoBlazor.Core.Components.Geometries.SpatialReference? SpatialReference { get; set; }
Property Value
Geometry.Type Property
The Geometry “type”, used internally to render.
public virtual string Type { get; }
Property Value
Methods
Geometry.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
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.
Geometry.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
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.