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cmd/ursrv: Use OpenStreetMap and Leaflet for heat map (ref #6150) (#6454)

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Kevin Bushiri 2020-03-26 13:32:14 +02:00 committed by GitHub
parent b28899ac07
commit 963e9a4071
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1 changed files with 38 additions and 36 deletions
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74
cmd/ursrv/static/index.html
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@ -17,7 +17,11 @@ found in the LICENSE file.
<link href="static/bootstrap/css/bootstrap.min.css" rel="stylesheet">
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script type="text/javascript" src="static/bootstrap/js/bootstrap.min.js"></script>
<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?libraries=visualization&key=AIzaSyDk5WJ8s7ueLKb99X5DbQ-vkWtPDAKqYs0"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet/0.7.7/leaflet.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet/0.7.7/leaflet.js"></script>
<script src="https://cdn.jsdelivr.net/npm/heatmapjs@2.0.2/heatmap.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/leaflet-heatmap@1.0.0/leaflet-heatmap.js"></script>
<style type="text/css">
body {
margin: 40px;
@ -49,7 +53,6 @@ found in the LICENSE file.
google.setOnLoadCallback(drawMovementChart);
google.setOnLoadCallback(drawBlockStatsChart);
google.setOnLoadCallback(drawPerformanceCharts);
google.setOnLoadCallback(drawHeatMap);
function drawVersionChart() {
var jsonData = $.ajax({url: "summary.json", dataType:"json", async: false}).responseText;
@ -211,47 +214,45 @@ found in the LICENSE file.
var locations = [];
{{range $location, $weight := .locations}}
locations.push({location: new google.maps.LatLng({{- $location.Latitude -}}, {{- $location.Longitude -}}), weight: {{- $weight -}}});
locations.push({lat:{{- $location.Latitude -}},lng:{{- $location.Longitude -}},count:Math.min(25, {{- $weight -}})});
{{- end}}
function drawHeatMap() {
if (locations.length == 0) {
return;
}
var mapBounds = new google.maps.LatLngBounds();
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 1,
mapTypeId: google.maps.MapTypeId.ROADMAP
});
var heatmap = new google.maps.visualization.HeatmapLayer({
var testData = {
data: locations
};
var baseLayer = L.tileLayer(
'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',{
attribution: '...',
maxZoom: 18
}
);
var cfg = {
"radius": 1,
"maxOpacity": .8,
"scaleRadius": true,
"useLocalExtrema": true,
latField: 'lat',
lngField: 'lng',
valueField: 'count',
gradient: {
'.1': 'cyan',
'.8': 'blue',
'.95': 'red'
}
};
var heatmapLayer = new HeatmapOverlay(cfg);
var map = new L.Map('map', {
center: new L.LatLng(25, 0),
zoom: 1,
layers: [baseLayer, heatmapLayer]
});
heatmap.set('radius', 10);
heatmap.set('maxIntensity', 20);
heatmap.set('gradient', [
'rgba(0, 255, 255, 0)',
'rgba(0, 255, 255, 1)',
'rgba(0, 191, 255, 1)',
'rgba(0, 127, 255, 1)',
'rgba(0, 63, 255, 1)',
'rgba(0, 0, 255, 1)',
'rgba(0, 0, 223, 1)',
'rgba(0, 0, 191, 1)',
'rgba(0, 0, 159, 1)',
'rgba(0, 0, 127, 1)',
'rgba(63, 0, 91, 1)',
'rgba(127, 0, 63, 1)',
'rgba(191, 0, 31, 1)',
'rgba(255, 0, 0, 1)'
]);
heatmap.setMap(map);
for (var x = 0; x < locations.length; x++) {
mapBounds.extend(locations[x].location);
}
map.fitBounds(mapBounds);
if (locations.length == 1) {
map.setZoom(13);
}
heatmapLayer.setData(testData);
}
</script>
</head>
@ -296,7 +297,7 @@ found in the LICENSE file.
{{if .locations}}
<div class="img-thumbnail" id="map" style="width: 1130px; height: 400px; padding: 10px;"></div>
<p class="text-muted">
Heatmap max intensity is capped at 20 reports within a location.
Heatmap max intensity is capped at 25 reports within a location.
</p>
<div class="panel panel-default">
<div class="panel-heading">
@ -651,6 +652,7 @@ found in the LICENSE file.
</p>
<script type="text/javascript">
$('[data-toggle="tooltip"]').tooltip({html:true});
drawHeatMap();
</script>
</body>
</html>