ol/src/proj/projections.js

OpenLayers mapping library

/**
 * @module ol/proj/projections
 */


/**
 * @type {Object<string, import("./Projection.js").default>}
 */
let cache = {};


/**
 * Clear the projections cache.
 */
export function clear() {
  cache = {};
}


/**
 * Get a cached projection by code.
 * @param {string} code The code for the projection.
 * @return {import("./Projection.js").default} The projection (if cached).
 */
export function get(code) {
  return cache[code] || null;
}


/**
 * Add a projection to the cache.
 * @param {string} code The projection code.
 * @param {import("./Projection.js").default} projection The projection to cache.
 */
export function add(code, projection) {
  cache[code] = projection;
}