Sketch switching data layers
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473ab1fb0e
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@ -43,12 +43,39 @@ function map(){
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}).addTo(map);
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}).addTo(map);
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// Rendered layer
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// Rendered layer
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var outline_layer = L.tileLayer('/tiles/date_year/{z}/{x}/{y}.png', {
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var data_layers = {}
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data_layers.size_storeys = L.tileLayer('/tiles/size_storeys/{z}/{x}/{y}.png', {
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maxZoom: 20,
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maxZoom: 20,
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minZoom: 14
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minZoom: 14
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})
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})
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outline_layer.setZIndex(10);
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data_layers.size_storeys.setZIndex(10);
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outline_layer.addTo(map);
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data_layers.date_year = L.tileLayer('/tiles/date_year/{z}/{x}/{y}.png', {
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maxZoom: 20,
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minZoom: 14
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})
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data_layers.date_year.setZIndex(10);
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data_layers.date_year.addTo(map);
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var active_data_layer = "date_year"
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var year_el = document.querySelector('li[data-map="date_year"]')
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year_el.addEventListener("click", function(e){
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if (active_data_layer !== "date_year"){
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map.removeLayer(data_layers.size_storeys)
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data_layers.date_year.addTo(map)
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active_data_layer = "date_year"
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}
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})
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var storey_el = document.querySelector('li[data-map="size_storeys"]')
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storey_el.addEventListener("click", function(e){
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if (active_data_layer !== "size_storeys"){
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map.removeLayer(data_layers.date_year)
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data_layers.size_storeys.addTo(map)
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active_data_layer = "size_storeys"
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}
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})
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var highlight_layer = L.tileLayer('/tiles/highlight/{z}/{x}/{y}.png', {
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var highlight_layer = L.tileLayer('/tiles/highlight/{z}/{x}/{y}.png', {
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maxZoom: 20,
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maxZoom: 20,
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@ -79,7 +106,7 @@ function map(){
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if (data.error){
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if (data.error){
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preview_el.textContent = 'Click a building to see data';
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preview_el.textContent = 'Click a building to see data';
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} else {
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} else {
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preview_el.textContent = JSON.stringify(data, ["id", "date_year", "date_source", "uprns"], 2);
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preview_el.textContent = JSON.stringify(data, ["id", "date_year", "date_source", "size_storeys", "uprns"], 2);
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}
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}
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})
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})
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})
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})
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@ -59,7 +59,8 @@
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<div id="legend">
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<div id="legend">
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<h2>View Maps</h2>
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<h2>View Maps</h2>
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<ul class="maps-list">
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<ul class="maps-list">
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<li>Year Built</li>
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<li data-map="date_year">Year Built</li>
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<li data-map="size_storeys">Number of storeys</li>
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</ul>
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</ul>
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<h3>Building</h3>
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<h3>Building</h3>
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<pre id="building-detail">
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<pre id="building-detail">
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