41 lines
766 B
JavaScript
41 lines
766 B
JavaScript
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var customOverlays = {};
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try {
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customOverlays = JSON.parse(localStorage["mapserver-customOverlays"])
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} catch (e){}
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function save(){
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localStorage["mapserver-customOverlays"] = JSON.stringify(customOverlays);
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}
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export default function(map, overlays){
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Object.keys(customOverlays)
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.filter(name => overlays[name])
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.forEach(name => {
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const layer = overlays[name];
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if (customOverlays[name] && !map.hasLayer(layer)){
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//Add
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map.addLayer(layer);
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}
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if (!customOverlays[name] && map.hasLayer(layer)){
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//Remove
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map.removeLayer(layer);
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}
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});
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map.on('overlayadd', e => {
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customOverlays[e.name] = true;
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save();
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});
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map.on('overlayremove', e => {
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customOverlays[e.name] = false;
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save();
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});
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}
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