Improved www.ttss.krakow.pl
Jacek Kowalski
2017-04-15 adaa1f628f04a6af247e142edbea679578b90fef
map.html
@@ -1,18 +1,34 @@
<!DOCTYPE HTML>
<html>
<head>
<title>OpenLayers Demo</title>
<title>MPK Kraków Map</title>
<style type="text/css">
html, body, #map {
   width: 100%;
   height: 100%;
   margin: 0;
}
#popup {
   color: black;
   background: white;
   padding: 5px;
   border: 1px solid black;
   border-radius: 10px;
   font: 12px sans-serif;
}
#popup p {
   margin: 0;
   padding: 5px;
}
#popup .line-direction {
   font-weight: bold;
}
</style>
<script src="https://code.jquery.com/jquery-3.1.1.min.js" integrity="sha384-3ceskX3iaEnIogmQchP8opvBy3Mi7Ce34nWjpBIwVTHfGYWQS9jwHDVRnpKKHJg7"  crossorigin="anonymous"></script>
<script src="https://code.jquery.com/jquery-3.1.1.min.js" integrity="sha384-3ceskX3iaEnIogmQchP8opvBy3Mi7Ce34nWjpBIwVTHfGYWQS9jwHDVRnpKKHJg7" crossorigin="anonymous"></script>
<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList"></script>
<script src="https://openlayers.org/en/v4.0.1/build/ol.js" type="text/javascript"></script>
<script src="https://openlayers.org/en/v4.0.1/build/ol.js" integrity="sha384-DjqoiOTAYD0bxdY6K1Ep7Xd4QQc46AKzKmkgC4+rnKX47PniPHIjRt02uhT8C04h" crossorigin="anonymous"></script>
<script tyle="text/javascript" src="lang_en.js" id="lang_script"></script>
<script tyle="text/javascript" src="common.js"></script>
</head>
<body>
<div id="map"><div id="popup"></div></div>
@@ -22,11 +38,20 @@
var ttss_base = '/proxy.php';
var ttss_refresh = 5000; // 5 seconds
var vehicles_source = null;
var vehicles_xhr = null;
var vehicles_timer = null;
var vehicles_last_update = 0;
var vehicles_source = null;
var vehicles_layer = null;
var stops_xhr = null;
var stops_source = null;
var stops_layer = null;
var stop_points_source = null;
var stop_points_layer = null;
var map = null;
var popup_feature_id = null;
var popup_element = document.getElementById('popup');
var popup = null;
@@ -48,6 +73,22 @@
   }
}
function popupHide() {
   popup.setPosition(undefined);
   popup_feature_id = null;
}
function popupShow(coordinates, id) {
   popup.setPosition(coordinates);
   if(id) {
      popup_feature_id = id;
   }
}
function getGeometry(object) {
   return new ol.geom.Point(ol.proj.fromLonLat([object.longitude / 3600000.0, object.latitude / 3600000.0]))
}
function init() {
   if(!window.jQuery) {
      fail(lang.jquery_not_loaded);
@@ -60,15 +101,34 @@
   });
   
   
   stops_source = new ol.source.Vector({
      features: [],
   });
   stops_layer = new ol.layer.Vector({
      source: stops_source,
   });
   stop_points_source = new ol.source.Vector({
      features: [],
   });
   stop_points_layer = new ol.layer.Vector({
      source: stop_points_source,
      visible: false,
   });
   vehicles_source = new ol.source.Vector({
      features: []
      features: [],
   });
   vehicles_layer = new ol.layer.Vector({
      source: vehicles_source,
   });
   
   popup = new ol.Overlay({
      element: popup_element,
      positioning: 'bottom-center',
      stopEvent: false,
      offset: [0, -50]
      offset: [0, -12]
   });
   
   map = new ol.Map({
@@ -77,9 +137,9 @@
         new ol.layer.Tile({
            source: new ol.source.OSM()
         }),
         new ol.layer.Vector({
            source: vehicles_source,
         }),
         stops_layer,
         stop_points_layer,
         vehicles_layer,
      ],
      overlays: [popup],
      view: new ol.View({
@@ -88,25 +148,51 @@
      })
   });
   
   // display popup on click
   map.on('singleclick', function(evt) {
      var feature = map.forEachFeatureAtPixel(evt.pixel, function(feature) { return feature; });
      if (feature) {
   // Display popup on click
   map.on('singleclick', function(e) {
      var feature = map.forEachFeatureAtPixel(e.pixel, function(feature) { return feature; });
      if(feature) {
         var coordinates = feature.getGeometry().getCoordinates();
         popup_element.innerHtml = feature.name;
         popup.setPosition(coordinates);
         deleteChildren(popup_element);
         switch(feature.getId().substr(0, 1)) {
            case 'v':
               addParaWithText(popup_element, feature.get('name')).className = 'line-direction';
               var vehicle_type = parseVehicle(feature.get('id'));
               if(vehicle_type) {
                  addParaWithText(popup_element, vehicle_type.num + ' ' + vehicle_type.type);
               }
               break;
            case 's':
            case 'p':
               addParaWithText(popup_element, feature.get('name')).className = 'line-direction';
               break;
         }
         popupShow(coordinates, feature.getId());
      } else {
         popup.setPosition(undefined);
         popupHide();
      }
   });
   // change mouse cursor when over marker
   // Change mouse cursor when over marker
   map.on('pointermove', function(e) {
      var pixel = map.getEventPixel(e.originalEvent);
      var hit = map.hasFeatureAtPixel(pixel);
      var target = map.getTarget();
      if(target.style)
         target.style.cursor = hit ? 'pointer' : '';
      var hit = map.hasFeatureAtPixel(e.pixel);
      var target = map.getTargetElement();
      target.style.cursor = hit ? 'pointer' : '';
   });
   // Change layer visibility on zoom
   map.getView().on('change:resolution', function(e) {
      if(map.getView().getZoom() >= 16) {
         stops_layer.setVisible(false);
         stop_points_layer.setVisible(true);
      } else {
         stops_layer.setVisible(true);
         stop_points_layer.setVisible(false);
      }
   });
}
@@ -118,14 +204,20 @@
      ttss_base + '/geoserviceDispatcher/services/vehicleinfo/vehicles' 
         + '?positionType=CORRECTED'
         + '&colorType=ROUTE_BASED'
         + '&lastUpdate=' + encodeURIComponent(vehicles_last_update)
   ).done(function(data) {
      vehicles_last_update = data.lastUpdate;
      for(var i = 0; i < data.vehicles.length; i++) {
         var vehicle = data.vehicles[i];
         
         var vehicle_feature = vehicles_source.getFeatureById(vehicle.id);
         var vehicle_feature = vehicles_source.getFeatureById('v' + vehicle.id);
         if(vehicle.isDeleted) {
            if(vehicle_feature) {
               vehicles_source.removeFeature(vehicle_feature);
               if(popup_feature_id == vehicle_feature.getId()) {
                  popupHide();
               }
            }
            continue;
         }
@@ -133,21 +225,44 @@
         var vehicle_name_space = vehicle.name.indexOf(' ');
         vehicle.line = vehicle.name.substr(0, vehicle_name_space);
         vehicle.direction = vehicle.name.substr(vehicle_name_space+1);
         vehicle.geometry = new ol.geom.Point(ol.proj.fromLonLat([vehicle.longitude / 3600000.0, vehicle.latitude / 3600000.0]));
         if(special_directions[vehicle.direction]) {
            vehicle.line = special_directions[vehicle.direction];
         }
         vehicle.geometry = getGeometry(vehicle);
         vehicle.vehicle_type = parseVehicle(vehicle.id);
         
         if(!vehicle_feature) {
            vehicle_feature = new ol.Feature(vehicle);
            vehicle_feature.setId(vehicle.id);
            vehicle_feature.setId('v' + vehicle.id);
            var color_type = 'black';
            if(vehicle.vehicle_type) {
               switch(vehicle.vehicle_type.low) {
                  case 0:
                     color_type = 'orange';
                     break;
                  case 1:
                     color_type = 'blue';
                     break;
                  case 2:
                     color_type = 'green';
                     break;
               }
            }
            vehicle_feature.setStyle(new ol.style.Style({
               image: new ol.style.RegularShape({
                  fill: new ol.style.Fill({color: '#3399ff'}),
                  stroke: new ol.style.Stroke({color: 'black', width: 1}),
                  stroke: new ol.style.Stroke({color: color_type, width: 2}),
                  points: 3,
                  radius: 12,
                  rotation: Math.PI * 2.0 * vehicle.heading / 360.0,
                  rotation: Math.PI * parseFloat(vehicle.heading) / 180.0,
                  rotateWithView: true,
                  angle: 0
               }),
               text: new ol.style.Text({
                  font: 'bold 10px sans-serif',
                  text: vehicle.line,
                  fill: new ol.style.Fill({color: 'white'}),
               }),
@@ -155,6 +270,11 @@
            vehicles_source.addFeature(vehicle_feature);
         } else {
            vehicle_feature.setProperties(vehicle);
            vehicle_feature.getStyle().getImage().setRotation(Math.PI * parseFloat(vehicle.heading) / 180.0);
            if(popup_feature_id == vehicle_feature.getId()) {
               popupShow(vehicle_feature.getGeometry().getCoordinates());
            }
         }
      }
      
@@ -164,8 +284,54 @@
   }).fail(fail_ajax);
}
function updateStopSource(stops, prefix, source) {
   source.clear();
   for(var i = 0; i < stops.length; i++) {
      var stop = stops[i];
      stop.geometry = getGeometry(stop);
      var stop_feature = new ol.Feature(stop);
      stop_feature.setId(prefix + stop.id);
      stop_feature.setStyle(new ol.style.Style({
         image: new ol.style.Circle({
            fill: new ol.style.Fill({color: 'orange'}),
            stroke: new ol.style.Stroke({color: 'red', width: 1}),
            radius: 3,
         }),
      }));
      source.addFeature(stop_feature);
   }
}
function updateStops() {
   $.get(
      ttss_base + '/geoserviceDispatcher/services/stopinfo/stops'
         + '?left=-648000000'
         + '&bottom=-324000000'
         + '&right=648000000'
         + '&top=324000000'
   ).done(function(data) {
      updateStopSource(data.stops, 's', stops_source);
   }).fail(fail_ajax);
}
function updateStopPoints() {
   $.get(
      ttss_base + '/geoserviceDispatcher/services/stopinfo/stopPoints'
         + '?left=-648000000'
         + '&bottom=-324000000'
         + '&right=648000000'
         + '&top=324000000'
   ).done(function(data) {
      updateStopSource(data.stopPoints, 'p', stop_points_source);
   }).fail(fail_ajax);
}
init();
updateVehicles();
updateStops();
updateStopPoints();
</script>
</body>
</html>