66 lines
1.5 KiB
JavaScript
66 lines
1.5 KiB
JavaScript
/* exported BorderOverlay */
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/* globals AbstractGeoJsonOverlay: true */
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var BorderOverlay = AbstractGeoJsonOverlay.extend({
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initialize: function(wsChannel, layerMgr) {
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AbstractGeoJsonOverlay.prototype.initialize.call(this, wsChannel, layerMgr, "border");
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},
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createGeoJson: function(objects){
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var geoJsonLayer = L.geoJSON([], {
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onEachFeature: function(feature, layer){
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if (feature.properties && feature.properties.popupContent) {
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layer.bindPopup(feature.properties.popupContent);
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}
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}
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});
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var borders = [];
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objects.forEach(function(obj){
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if (!obj.attributes.name)
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return;
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var border = borders[obj.attributes.name];
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if (!border){
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border = [];
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borders[obj.attributes.name] = border;
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}
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border.push(obj);
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});
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//Order by index and display
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Object.keys(borders).forEach(function(bordername){
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borders[bordername].sort(function(a,b){
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return parseInt(a.attributes.index) - parseInt(b.attributes.index);
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});
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var coords = [];
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//Add stations
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borders[bordername].forEach(function(entry){
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coords.push([entry.x, entry.z]);
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});
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var feature = {
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"type":"Feature",
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"geometry": {
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"type":"LineString",
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"coordinates":coords
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},
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"properties":{
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"name": bordername,
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"popupContent": "<b>Border (" + bordername + ")</b>"
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}
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};
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//line-points
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geoJsonLayer.addData(feature);
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});
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return geoJsonLayer;
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}
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});
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