<layer-> API

In this section we'll learn different API methods on the <layer->. It allows you to interact with the layers through JavaScript.

Method	Functionality
checked	Setter & getter related to the layer's checked state.
focus()	Method to zoom to the layer's extent.
hidden	Setter & getter related to the layer's hidden attribute.
label	Setter & getter related to the layer's label.
opacity	Setter & getter to set the opacity of a layer.
src	Setter & getter to a fetched layer's URL.

Setter & Getters

checked

To set/update whether the layer is "checked":

<layer->.checked = true; // valid values are true | false

To get the <layer->'s checked value:

let isChecked = <layer->.checked;

---

hidden

To set/update whether the layer is "hidden":

<layer->.hidden = true; // valid values are true | false

To get the <layer->'s hidden value:

let isHidden = <layer->.hidden;

---

label

To set/update the <layer->'s label:

caution

Needs To Be Implemented, Currently doesn't update the label in layer controls

<layer->.label = "New Title";

To get the <layer->'s label value:

let label = <layer->.label;

---

opacity

To set/update the <layer->'s opacity:

<layer->.opacity = 0.5; // valid values from 0 to 1

To get the <layer->'s opacity value:

let opacity = <layer->.opacity;

---

src

To set/update the <layer->'s src:

<layer->.src = "https://example.org";

To get the <layer->'s src value (URL):

let url = <layer->.src;

---

Methods

focus()

To fit the layer's extent in the map as much as possible:

<layer->.focus();

---