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;(function () { |
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window.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [] |
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window.WPLeafletMapPlugin.unshift(initAjaxGeoJSON) |
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|
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function initAjaxGeoJSON() { |
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L.AjaxGeoJSON = L.GeoJSON.extend({ |
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options: { |
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type: 'json', // 'json|kml|gpx' |
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}, |
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|
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initialize: function (url, options) { |
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L.setOptions(this, options) |
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this._url = url |
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this.layer = L.geoJson(null, this.options) |
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}, |
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|
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onAdd: function (map) { |
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var _this = this |
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var type = this.options.type |
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var xhr |
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|
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this.map = map |
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|
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map.addLayer(this.layer) |
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|
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if (!this.request) { |
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this.request = xhr = new XMLHttpRequest() |
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|
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xhr.onreadystatechange = function () { |
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var data |
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if (xhr.readyState === xhr.DONE && xhr.status === 200) { |
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if (type === 'json') { |
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data = JSON.parse(xhr.responseText) |
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} else if (['kml', 'gpx'].indexOf(type) !== -1) { |
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data = window.toGeoJSON[type](xhr.responseXML) |
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} |
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_this.json = data |
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_this.layer.addData(data) |
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_this.fire('ready') |
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} |
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} |
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|
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xhr.open('get', this._url, true) |
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|
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xhr.send() |
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} |
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this.fire('add') |
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}, |
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|
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eachLayer: function (fnc) { |
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this.layer.eachLayer(fnc) |
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}, |
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|
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setStyle: function (style) { |
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this.layer.setStyle(style) |
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}, |
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|
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resetStyle: function (layer) { |
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this.layer.resetStyle(layer) |
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}, |
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|
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onRemove: function (map) { |
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this.map.removeLayer(this.layer) |
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}, |
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|
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getBounds: function () { |
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return this.layer.getBounds() |
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}, |
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}) |
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|
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L.ajaxGeoJson = function (url, options) { |
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return new L.AjaxGeoJSON(url, options) |
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} |
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} |
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})() |
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|
