73 lines
2.4 KiB
JavaScript
73 lines
2.4 KiB
JavaScript
(function (factory, window) {
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// define an AMD module that relies on 'leaflet'
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if (typeof define === 'function' && define.amd) {
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define(['leaflet','spin.js'], function (L, Spinner) {
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factory(L, Spinner);
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});
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// define a Common JS module that relies on 'leaflet'
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} else if (typeof exports === 'object') {
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module.exports = function (L, Spinner) {
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if (L === undefined) {
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L = require('leaflet');
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}
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if (Spinner === undefined) {
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Spinner = require('spin.js');
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}
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factory(L, Spinner);
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return L;
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};
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// attach your plugin to the global 'L' variable
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} else if (typeof window !== 'undefined' && window.L && window.Spinner) {
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factory(window.L, window.Spinner);
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}
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}(function leafletSpinFactory(L, Spinner) {
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var SpinMapMixin = {
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spin: function (state, options) {
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if (!!state) {
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// start spinning !
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if (!this._spinner) {
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this._spinner = new Spinner(options)
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.spin(this._container);
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this._spinning = 0;
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}
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this._spinning++;
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}
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else {
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this._spinning--;
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if (this._spinning <= 0) {
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// end spinning !
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if (this._spinner) {
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this._spinner.stop();
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this._spinner = null;
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}
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}
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}
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}
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};
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var SpinMapInitHook = function () {
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this.on('layeradd', function (e) {
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// If added layer is currently loading, spin !
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if (e.layer.loading) this.spin(true);
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if (typeof e.layer.on !== 'function') return;
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e.layer.on('data:loading', function () {
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this.spin(true);
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}, this);
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e.layer.on('data:loaded', function () {
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this.spin(false);
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}, this);
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}, this);
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this.on('layerremove', function (e) {
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// Clean-up
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if (e.layer.loading) this.spin(false);
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if (typeof e.layer.on !== 'function') return;
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e.layer.off('data:loaded');
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e.layer.off('data:loading');
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}, this);
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};
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L.Map.include(SpinMapMixin);
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L.Map.addInitHook(SpinMapInitHook);
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}, window));
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