Module: ol/source/UTFGrid

ol/source/UTFGrid


Classes

UTFGrid

Type Definitions

Options{Object}

Properties:
Name Type Argument Default Description
preemptive boolean <optional>
true

If true the UTFGrid source loads the tiles based on their "visibility". This improves the speed of response, but increases traffic. Note that if set to false (lazy loading), you need to pass true as opt_request to the forDataAtCoordinateAndResolution method otherwise no data will ever be loaded.

jsonp boolean <optional>
false

Use JSONP with callback to load the TileJSON. Useful when the server does not support CORS..

tileJSON module:ol/source/TileJSON~Config <optional>

TileJSON configuration for this source. If not provided, url must be configured.

url string <optional>

TileJSON endpoint that provides the configuration for this source. Request will be made through JSONP. If not provided, tileJSON must be configured.

zDirection number | module:ol/array~NearestDirectionFunction <optional>
0

Choose whether to use tiles with a higher or lower zoom level when between integer zoom levels. See module:ol/tilegrid/TileGrid~TileGrid#getZForResolution.

UTFGridJSON{Object}

Properties:
Name Type Argument Description
grid Array.<string>

The grid.

keys Array.<string>

The keys.

data Object.<string, Object> <optional>

Optional data.