diff options
Diffstat (limited to 'web/public/javascripts/map.js')
| -rw-r--r-- | web/public/javascripts/map.js | 53 |
1 files changed, 40 insertions, 13 deletions
diff --git a/web/public/javascripts/map.js b/web/public/javascripts/map.js index bad07c8..5b196d9 100644 --- a/web/public/javascripts/map.js +++ b/web/public/javascripts/map.js @@ -3,6 +3,22 @@ // attribution: '© <a href="http://osm.org/copyright">OpenStreetMap</a> contributors' // }).addTo(map); +function plotPointsOnMap(points) { + L.geoJson(points, { + pointToLayer: function (feature, latlng) { + //return L.circleMarker(latlng); + latlngbounds.extend(latlng); + return L.marker(latlng); + } + }).bindPopup(function (layer) { + // layer.feature.geometry gives you access to all the fields + return "<p>" + JSON.stringify(layer.feature.geometry) + "</p>"; + }).addTo(map) + + // rezoom the map so that all the markers fit in the view + map.fitBounds(latlngbounds); +} + // different basemap L.tileLayer('https://stamen-tiles-{s}.a.ssl.fastly.net/toner-lite/{z}/{x}/{y}{r}.{ext}', { attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a> — Map data © <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors', @@ -16,16 +32,27 @@ L.tileLayer('https://stamen-tiles-{s}.a.ssl.fastly.net/toner-lite/{z}/{x}/{y}{r} // map to fit them all var latlngbounds = new L.latLngBounds(); -L.geoJson(points, { - pointToLayer: function (feature, latlng) { - //return L.circleMarker(latlng); - latlngbounds.extend(latlng); - return L.marker(latlng); - } -}).bindPopup(function (layer) { - // layer.feature.geometry gives you access to all the fields - return "<p>" + JSON.stringify(layer.feature.geometry) + "</p>"; -}).addTo(map) - -// rezoom the map so that all the markers fit in the view -map.fitBounds(latlngbounds); +plotPointsOnMap(points); +if (window.EventSource) { + var source = new EventSource('/stream'); + + source.addEventListener('message', function(e) { + var data = JSON.parse(e.data); + if (data.coordinates) { + points.push(data); + plotPointsOnMap(points); + } + }, false) + + source.addEventListener('open', function(e) { + console.log("Connection was opened") + }, false) + + source.addEventListener('error', function(e) { + if (e.readyState == EventSource.CLOSED) { + console.log("Connection was closed") + } + }, false) +} else { + console.log("sse not supported."); +} |