Class: TileDebug

ol.source.TileDebug

A pseudo tile source, which does not fetch tiles from a server, but renders a grid outline for the tile grid/projection along with the coordinates for each tile. See examples/canvas-tiles for an example.

Uses Canvas context2d, so requires Canvas support.

new ol.source.TileDebug(options) experimental

Name Type Description
options

Debug tile options.

Name Type Description
projection ol.proj.ProjectionLike experimental

Projection.

tileGrid ol.tilegrid.TileGrid | undefined experimental

Tile grid.

Fires:
  • change experimental - Triggered when the state of the source changes.

Extends

Methods

changed() inherited experimental

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

Fires:
  • change experimental
Returns:
Attributions.
Returns:
Logo.
Returns:
Projection.

getRevision(){number} inherited experimental

Returns:
Revision.
Returns:
State.
Returns:
Tile grid.

on(type, listener, opt_this){goog.events.Key} inherited

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.

this Object

The object to use as this in listener.

Returns:
Unique key for the listener.

once(type, listener, opt_this){goog.events.Key} inherited

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.

this Object

The object to use as this in listener.

Returns:
Unique key for the listener.

un(type, listener, opt_this) inherited

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.

this Object

The object which was used as this by the listener.

Removes an event listener using the key returned by on() or once(). Note that using the ol.Observable.unByKey static function is to be preferred.

Name Type Description
key goog.events.Key

The key returned by on() or once().