commit | author | age
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//var ttss_base = 'http://www.ttss.krakow.pl/internetservice'; |
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var ttss_base = '/proxy.php'; |
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var ttss_refresh = 10000; // 10 seconds |
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var vehicles_xhr = null; |
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var vehicles_timer = null; |
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var vehicles_last_update = 0; |
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var vehicles_source = null; |
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var vehicles_layer = null; |
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var stops_xhr = null; |
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var stops_source = null; |
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var stops_layer = null; |
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var stop_points_source = null; |
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var stop_points_layer = null; |
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var map = null; |
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var popup_feature_id = null; |
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var popup_element = document.getElementById('popup'); |
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var popup = null; |
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var fail_element = document.getElementById('fail'); |
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var ignore_hashchange = false; |
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function fail(msg) { |
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console.log(msg); |
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setText(fail_element, msg); |
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fail_element.style.top = '0.5em'; |
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} |
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function fail_ajax(data) { |
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// abort() is not a failure |
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if(data.readyState == 0 && data.statusText == 'abort') return; |
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if(data.status == 0) { |
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fail(lang.error_request_failed_connectivity, data); |
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} else if (data.statusText) { |
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fail(lang.error_request_failed_status.replace('$status', data.statusText), data); |
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} else { |
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fail(lang.error_request_failed, data); |
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} |
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} |
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function popupHide() { |
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popup.setPosition(undefined); |
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popup_feature_id = null; |
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} |
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function popupShow(coordinates, id) { |
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popup.setPosition(coordinates); |
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if(id) { |
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popup_feature_id = id; |
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} |
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} |
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function getGeometry(object) { |
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return new ol.geom.Point(ol.proj.fromLonLat([object.longitude / 3600000.0, object.latitude / 3600000.0])) |
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} |
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function updateVehicles() { |
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if(vehicles_timer) clearTimeout(vehicles_timer); |
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if(vehicles_xhr) vehicles_xhr.abort(); |
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vehicles_xhr = $.get( |
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ttss_base + '/geoserviceDispatcher/services/vehicleinfo/vehicles' |
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+ '?positionType=CORRECTED' |
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+ '&colorType=ROUTE_BASED' |
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+ '&lastUpdate=' + encodeURIComponent(vehicles_last_update) |
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).done(function(data) { |
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vehicles_last_update = data.lastUpdate; |
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for(var i = 0; i < data.vehicles.length; i++) { |
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var vehicle = data.vehicles[i]; |
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var vehicle_feature = vehicles_source.getFeatureById('v' + vehicle.id); |
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if(vehicle.isDeleted) { |
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if(vehicle_feature) { |
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vehicles_source.removeFeature(vehicle_feature); |
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if(popup_feature_id == vehicle_feature.getId()) { |
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popupHide(); |
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} |
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} |
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continue; |
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} |
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var vehicle_name_space = vehicle.name.indexOf(' '); |
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vehicle.line = vehicle.name.substr(0, vehicle_name_space); |
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vehicle.direction = vehicle.name.substr(vehicle_name_space+1); |
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if(special_directions[vehicle.direction]) { |
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vehicle.line = special_directions[vehicle.direction]; |
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} |
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vehicle.geometry = getGeometry(vehicle); |
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vehicle.vehicle_type = parseVehicle(vehicle.id); |
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if(!vehicle_feature) { |
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vehicle_feature = new ol.Feature(vehicle); |
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vehicle_feature.setId('v' + vehicle.id); |
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var color_type = 'black'; |
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if(vehicle.vehicle_type) { |
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switch(vehicle.vehicle_type.low) { |
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case 0: |
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color_type = 'orange'; |
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break; |
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case 1: |
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color_type = 'blue'; |
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break; |
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case 2: |
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color_type = 'green'; |
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break; |
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} |
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} |
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vehicle_feature.setStyle(new ol.style.Style({ |
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image: new ol.style.RegularShape({ |
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fill: new ol.style.Fill({color: '#3399ff'}), |
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stroke: new ol.style.Stroke({color: color_type, width: 2}), |
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points: 3, |
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radius: 12, |
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rotation: Math.PI * parseFloat(vehicle.heading) / 180.0, |
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rotateWithView: true, |
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angle: 0 |
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}), |
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text: new ol.style.Text({ |
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font: 'bold 10px sans-serif', |
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text: vehicle.line, |
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fill: new ol.style.Fill({color: 'white'}), |
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}), |
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})); |
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vehicles_source.addFeature(vehicle_feature); |
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} else { |
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vehicle_feature.setProperties(vehicle); |
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vehicle_feature.getStyle().getImage().setRotation(Math.PI * parseFloat(vehicle.heading) / 180.0); |
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if(popup_feature_id == vehicle_feature.getId()) { |
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popupShow(vehicle_feature.getGeometry().getCoordinates()); |
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} |
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} |
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} |
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vehicles_timer = setTimeout(function() { |
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updateVehicles(); |
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}, ttss_refresh); |
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}).fail(fail_ajax); |
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return vehicles_xhr; |
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} |
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function updateStopSource(stops, prefix, source) { |
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source.clear(); |
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for(var i = 0; i < stops.length; i++) { |
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var stop = stops[i]; |
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stop.geometry = getGeometry(stop); |
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var stop_feature = new ol.Feature(stop); |
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stop_feature.setId(prefix + stop.id); |
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stop_feature.setStyle(new ol.style.Style({ |
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image: new ol.style.Circle({ |
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fill: new ol.style.Fill({color: 'orange'}), |
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stroke: new ol.style.Stroke({color: 'red', width: 1}), |
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radius: 3, |
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}), |
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})); |
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source.addFeature(stop_feature); |
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} |
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} |
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function updateStops() { |
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return $.get( |
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ttss_base + '/geoserviceDispatcher/services/stopinfo/stops' |
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+ '?left=-648000000' |
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+ '&bottom=-324000000' |
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+ '&right=648000000' |
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+ '&top=324000000' |
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).done(function(data) { |
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updateStopSource(data.stops, 's', stops_source); |
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}).fail(fail_ajax); |
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} |
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function updateStopPoints() { |
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return $.get( |
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ttss_base + '/geoserviceDispatcher/services/stopinfo/stopPoints' |
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+ '?left=-648000000' |
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+ '&bottom=-324000000' |
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+ '&right=648000000' |
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+ '&top=324000000' |
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).done(function(data) { |
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updateStopSource(data.stopPoints, 'p', stop_points_source); |
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}).fail(fail_ajax); |
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} |
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function featureClicked(feature) { |
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if(!feature) { |
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popupHide(); |
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ignore_hashchange = true; |
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window.location.hash = ''; |
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return; |
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} |
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var coordinates = feature.getGeometry().getCoordinates(); |
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deleteChildren(popup_element); |
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addParaWithText(popup_element, feature.get('name')).className = 'bold'; |
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switch(feature.getId().substr(0, 1)) { |
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case 'v': |
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var vehicle_type = parseVehicle(feature.get('id')); |
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if(vehicle_type) { |
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addParaWithText(popup_element, vehicle_type.num + ' ' + vehicle_type.type); |
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} |
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break; |
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} |
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ignore_hashchange = true; |
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window.location.hash = '#!' + feature.getId(); |
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popupShow(coordinates, feature.getId()); |
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} |
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function hash() { |
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if(ignore_hashchange) { |
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ignore_hashchange = false; |
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return; |
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} |
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var tramId = null; |
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var vehicleId = null; |
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var stopId = null; |
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var stopPointId = null; |
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var feature = null; |
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if(window.location.hash.match(/^#!t[0-9]{3}$/)) { |
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tramId = parseInt(window.location.hash.substr(3)); |
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} else if(window.location.hash.match(/^#![A-Za-z]{2}[0-9]{3}$/)) { |
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tramId = parseInt(window.location.hash.substr(4)); |
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} else if(window.location.hash.match(/^#!v[0-9]+$/)) { |
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vehicleId = window.location.hash.substr(3); |
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} else if(window.location.hash.match(/^#!s[0-9]+$/)) { |
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stopId = window.location.hash.substr(3); |
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} else if(window.location.hash.match(/^#!p[0-9]+$/)) { |
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stopPointId = window.location.hash.substr(3); |
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} |
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if(tramId) { |
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vehicleId = tramIdToVehicleId(tramId); |
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} |
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if(vehicleId) { |
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feature = vehicles_source.getFeatureById('v' + vehicleId); |
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} else if(stopId) { |
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feature = stops_source.getFeatureById('s' + stopId); |
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} else if(stopPointId) { |
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feature = stop_points_source.getFeatureById('p' + stopPointId); |
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} |
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featureClicked(feature); |
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if(feature) { |
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map.getView().setCenter(feature.getGeometry().getCoordinates()); |
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} |
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} |
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function init() { |
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if(!window.jQuery) { |
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fail(lang.jquery_not_loaded); |
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return; |
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} |
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$.ajaxSetup({ |
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dataType: 'json', |
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timeout: 10000, |
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}); |
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stops_source = new ol.source.Vector({ |
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features: [], |
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}); |
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stops_layer = new ol.layer.Vector({ |
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source: stops_source, |
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}); |
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stop_points_source = new ol.source.Vector({ |
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features: [], |
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}); |
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stop_points_layer = new ol.layer.Vector({ |
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source: stop_points_source, |
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visible: false, |
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}); |
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vehicles_source = new ol.source.Vector({ |
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features: [], |
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}); |
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vehicles_layer = new ol.layer.Vector({ |
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source: vehicles_source, |
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}); |
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popup = new ol.Overlay({ |
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element: popup_element, |
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positioning: 'bottom-center', |
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stopEvent: false, |
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offset: [0, -12] |
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}); |
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map = new ol.Map({ |
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target: 'map', |
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layers: [ |
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new ol.layer.Tile({ |
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source: new ol.source.OSM() |
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}), |
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stops_layer, |
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stop_points_layer, |
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vehicles_layer, |
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], |
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overlays: [popup], |
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view: new ol.View({ |
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center: ol.proj.fromLonLat([19.94, 50.06]), |
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zoom: 13 |
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}), |
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controls: ol.control.defaults({ |
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attributionOptions: ({ |
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collapsible: false, |
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}) |
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}).extend([ |
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new ol.control.Control({ |
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element: document.getElementById('title'), |
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}), |
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new ol.control.Control({ |
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element: fail_element, |
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}) |
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]), |
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}); |
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// Display popup on click |
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map.on('singleclick', function(e) { |
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var feature = map.forEachFeatureAtPixel(e.pixel, function(feature) { return feature; }); |
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featureClicked(feature); |
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}); |
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// Change mouse cursor when over marker |
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map.on('pointermove', function(e) { |
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var hit = map.hasFeatureAtPixel(e.pixel); |
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var target = map.getTargetElement(); |
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target.style.cursor = hit ? 'pointer' : ''; |
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}); |
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// Change layer visibility on zoom |
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map.getView().on('change:resolution', function(e) { |
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if(map.getView().getZoom() >= 16) { |
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stops_layer.setVisible(false); |
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stop_points_layer.setVisible(true); |
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} else { |
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stops_layer.setVisible(true); |
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stop_points_layer.setVisible(false); |
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} |
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}); |
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|
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$.when( |
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updateVehicles(), |
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updateStops(), |
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updateStopPoints() |
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).done(function() { |
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hash(); |
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}); |
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window.addEventListener('hashchange', hash); |
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setTimeout(function() { |
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if(vehicles_xhr) vehicles_xhr.abort(); |
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if(vehicles_timer) clearTimeout(vehicles_timer); |
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|
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fail(lang.error_refresh); |
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}, 1800000); |
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} |
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init(); |