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OpenLayers v10.6.1 API - Class: TileSource

This documentation is for OpenLayers v

. The

is v

.

import TileSource from 'ol/source/Tile.js';

Abstract base class; normally only used for creating subclasses and not instantiated in apps. Base class for sources providing images divided into a tile grid.

Name Type Description attributions AttributionLike | undefined

Attributions.

attributionsCollapsible boolean (defaults to true)

Attributions are collapsible.

cacheSize number | undefined

Deprecated. Use the cacheSize option on the layer instead.

tilePixelRatio number | undefined

TilePixelRatio.

projection ProjectionLike | undefined

Projection.

state State | undefined

State.

tileGrid TileGrid | undefined

TileGrid.

wrapX boolean (defaults to false)

WrapX.

transition number | undefined

Transition.

key string | undefined

Key.

zDirection number | NearestDirectionFunction (defaults to 0)

ZDirection.

interpolate boolean (defaults to false)

Use interpolated values when resampling. By default, the nearest neighbor is used when resampling.

Fires:

• change (BaseEvent) - Generic change event. Triggered when the revision counter is increased.
• error (BaseEvent) - Generic error event. Triggered when an error occurs.
• propertychange (ObjectEvent) - Triggered when a property is changed.

• DataTileSource
• UTFGrid
• UrlTile

• Source

Increases the revision counter and dispatches a 'change' event.

Remove all cached reprojected tiles from the source. The next render cycle will create new tiles.

dispatchEvent(event){boolean | undefined} inherited

Dispatches an event and calls all listeners listening for events of this type. The event parameter can either be a string or an Object with a type property.

Name Type Description event BaseEvent | string

Event object.

Returns:false if anyone called preventDefault on the event object or if any of the listeners returned false.

Gets a value.

Name Type Description key string

Key name.

Returns: Value.

Get the attribution function for the source.

Returns: Attribution function.

getAttributionsCollapsible(){boolean} inherited

Returns: Attributions are collapsible.

Get a list of object property names.

Returns: List of property names.

Get the projection of the source.

Returns: Projection.

getProperties(){Object.<string, *>} inherited

Get an object of all property names and values.

Returns: Object.

Get the version number for this object. Each time the object is modified, its version number will be incremented.

Returns: Revision.

Get the state of the source, see State for possible states.

Returns: State.

Return the tile grid of the tile source.

Returns: Tile grid.

Listen for a certain type of event.

Name Type Description type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

Returns: Unique key for the listener. If called with an array of event types as the first argument, the return will be an array of keys.

Listen once for a certain type of event.

Name Type Description type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

Returns: Unique key for the listener. If called with an array of event types as the first argument, the return will be an array of keys.

Sets a value.

Name Type Description key string

Key name.

value *

Value.

silent boolean | undefined

Update without triggering an event.

Set the attributions of the source.

Name Type Description attributions AttributionLike | undefined

Attributions. Can be passed as string, Array<string>, Attribution, or undefined.

Sets a collection of key-value pairs. Note that this changes any existing properties and adds new ones (it does not remove any existing properties).

Name Type Description values Object.<string, *>

Values.

silent boolean | undefined

Update without triggering an event.

Unlisten for a certain type of event.

Name Type Description type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

Unsets a property.

Name Type Description key string

Key name.

silent boolean | undefined

Unset without triggering an event.

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