Files
openlayers/src/ol/projection/epsg4326.js
Bruno Binet e6450dc313 Add new equivalent projections
for both EPSG:4326 and EPSG:3857.
2013-03-20 14:39:14 +01:00

59 lines
1.3 KiB
JavaScript

goog.provide('ol.projection.EPSG4326');
goog.require('ol.Extent');
goog.require('ol.Projection');
goog.require('ol.ProjectionUnits');
goog.require('ol.projection');
/**
* @constructor
* @extends {ol.Projection}
* @param {string} code Code.
* @param {string=} opt_axisOrientation Axis orientation.
*/
ol.projection.EPSG4326 = function(code, opt_axisOrientation) {
goog.base(this, {
code: code,
units: ol.ProjectionUnits.DEGREES,
extent: ol.projection.EPSG4326.EXTENT,
axisOrientation: opt_axisOrientation,
global: true
});
};
goog.inherits(ol.projection.EPSG4326, ol.Projection);
/**
* Extent of the EPSG:4326 projection which is the whole world.
*
* @const
* @type {ol.Extent}
*/
ol.projection.EPSG4326.EXTENT = new ol.Extent(-180, -90, 180, 90);
/**
* Projections equal to EPSG:4326.
*
* @const
* @type {Array.<ol.Projection>}
*/
ol.projection.EPSG4326.PROJECTIONS = [
new ol.projection.EPSG4326('CRS:84'),
new ol.projection.EPSG4326('EPSG:4326', 'neu'),
new ol.projection.EPSG4326('urn:ogc:def:crs:EPSG:6.6:4326', 'neu'),
new ol.projection.EPSG4326('urn:ogc:def:crs:OGC:1.3:CRS84'),
new ol.projection.EPSG4326('urn:ogc:def:crs:OGC:2:84')
];
/**
* @inheritDoc
*/
ol.projection.EPSG4326.prototype.getPointResolution =
function(resolution, point) {
return resolution;
};