new ol.proj.Projection(options)
Name | Type | Description | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
options |
Projection options.
|
Methods
-
getCode(){string}
src/ol/proj/projection.js, line 139 -
Get the code for this projection, e.g. 'EPSG:4326'.
Returns:
Code.
-
Get the validity extent for this projection.
Returns:
Extent.
-
getMetersPerUnit(){number|undefined}
src/ol/proj/projection.js, line 171 -
Get the amount of meters per unit of this projection. If the projection is not configured with
metersPerUnit
or a units identifier, the return isundefined
.Returns:
Meters.
-
Get the units of this projection.
Returns:
Units.
-
Get the world extent for this projection.
Returns:
Extent.
-
isGlobal(){boolean}
src/ol/proj/projection.js, line 206 -
Is this projection a global projection which spans the whole world?
Returns:
Whether the projection is global.
-
setExtent(extent)
src/ol/proj/projection.js, line 243 -
Set the validity extent for this projection.
Name Type Description extent
ol.Extent Extent.
-
setGetPointResolution(func) experimental
src/ol/proj/projection.js, line 265 -
Set the getPointResolution function for this projection.
Name Type Description func
function Function
-
setGlobal(global)
src/ol/proj/projection.js, line 216 -
Set if the projection is a global projection which spans the whole world
Name Type Description global
boolean Whether the projection is global.
-
setWorldExtent(worldExtent) experimental
src/ol/proj/projection.js, line 255 -
Set the world extent for this projection.
Name Type Description worldExtent
ol.Extent World extent [minlon, minlat, maxlon, maxlat].