LayerOverlay¶

Namespace: ThinkGeo.UI.Blazor

public class LayerOverlay : TileOverlay, Microsoft.AspNetCore.Components.IComponent, Microsoft.AspNetCore.Components.IHandleEvent, Microsoft.AspNetCore.Components.IHandleAfterRender

Inheritance object → ComponentBase → Overlay → TileOverlay → LayerOverlay
Implements IComponent, IHandleEvent, IHandleAfterRender

Properties¶

Layers¶

A collection of Layer which need to be drawn.

public GeoCollection<LayerBase> Layers { get; set; }

Property Value¶

GeoCollection<LayerBase>

TileCache¶

Gets and sets a tile cache object for saving the tiles.

public RasterTileCache TileCache { get; set; }

Property Value¶

RasterTileCache

IsCacheOnly¶

Gets or sets a value indicating whether this instance is cache only.

public bool IsCacheOnly { get; set; }

Property Value¶

bool
true if this instance is cache only; otherwise, false.

IsVisible¶

public bool IsVisible { get; set; }

Property Value¶

bool

MaxExtent¶

Gets or sets the maximum geographic extent that the overlay can display.

public RectangleShape MaxExtent { get; set; }

Property Value¶

RectangleShape

TileHeight¶

Gets or sets the tile height, in pixels, used when requesting imagery from the client.

public int TileHeight { get; set; }

Property Value¶

int

TileWidth¶

Gets or sets the tile width, in pixels, used when requesting imagery from the client.

public int TileWidth { get; set; }

Property Value¶

int

WrappingMode¶

Gets or sets the mode that determines how tiles wrap across the world boundary.

public WrappingMode WrappingMode { get; set; }

Property Value¶

WrappingMode

Id¶

Gets or sets the unique identifier used to register this overlay with the map. Defaults to a new GUID.

public string Id { get; set; }

Property Value¶

string

Constructors¶

LayerOverlay()¶

public LayerOverlay()

Methods¶

BuildRenderTree(RenderTreeBuilder)¶

protected void BuildRenderTree(RenderTreeBuilder __builder)

Parameters¶

__builder RenderTreeBuilder

Returns¶

void

DrawTile(GeoCanvas)¶

protected void DrawTile(GeoCanvas canvas)

Parameters¶

canvas GeoCanvas

Returns¶

void

DrawTileAsyncCore(GeoCanvas)¶

protected Task DrawTileAsyncCore(GeoCanvas canvas)

Parameters¶

canvas GeoCanvas

Returns¶

Task

RedrawAsync()¶

public Task RedrawAsync()

Returns¶

Task

InitAsync()¶

protected internal Task InitAsync()

Returns¶

Task

ReleaseAsync()¶

protected internal Task ReleaseAsync()

Returns¶

Task

OnAfterRenderAsync(bool)¶

protected Task OnAfterRenderAsync(bool firstRender)

Parameters¶

firstRender bool

Returns¶

Task