map.js

@@ -1,82 +1,361 @@
//var ttss_base = 'http://www.ttss.krakow.pl/internetservice';
var ttss_base = '/proxy.php';
var ttss_refresh = 5000; // 5 seconds
'use strict';

var vehicles_xhr = null;
var vehicles_timer = null;
var vehicles_last_update = 0;
var vehicles_source = null;
var vehicles_layer = null;
var ttss_refresh = 10000; // 10 seconds
var ttss_position_type = 'RAW';

var geolocation = null;
var geolocation_set = 0;
var geolocation_button = null;
var geolocation_feature = null;
var geolocation_accuracy = null;
var geolocation_source = null;
var geolocation_layer = null;

var vehicles_xhr = {};
var vehicles_timer = {};
var vehicles_last_update = {};
var vehicles_source = {};
var vehicles_layer = {};

var vehicles_info = {};

var stops_xhr = null;
var stops_source = null;
var stops_layer = null;
var stop_points_source = null;
var stop_points_layer = null;
var stops_ignored = ['131', '744', '1263', '3039'];
var stops_style = {
   'sb': new ol.style.Style({
      image: new ol.style.Circle({
         fill: new ol.style.Fill({color: '#07F'}),
         stroke: new ol.style.Stroke({color: '#05B', width: 2}),
         radius: 3,
      }),
   }),
   'st': new ol.style.Style({
      image: new ol.style.Circle({
         fill: new ol.style.Fill({color: '#FA0'}),
         stroke: new ol.style.Stroke({color: '#B70', width: 2}),
         radius: 3,
      }),
   }),
   'pb': new ol.style.Style({
      image: new ol.style.Circle({
         fill: new ol.style.Fill({color: '#07F'}),
         stroke: new ol.style.Stroke({color: '#05B', width: 1}),
         radius: 3,
      }),
   }),
   'pt': new ol.style.Style({
      image: new ol.style.Circle({
         fill: new ol.style.Fill({color: '#FA0'}),
         stroke: new ol.style.Stroke({color: '#B70', width: 1}),
         radius: 3,
      }),
   }),
};
var stops_type = ['st', 'sb', 'pt', 'pb'];
var stops_mapping = {};
var stops_source = {};
var stops_layer = {};

var stop_selected_source = null;
var stop_selected_layer = null;

var feature_clicked = null;
var feature_xhr = null;
var feature_timer = null;
var path_xhr = null;

var route_source = null;
var route_layer = null;

var map = null;
var popup_feature_id = null;
var popup_element = document.getElementById('popup');
var popup = null;

var panel = null;
var find = null;

var fail_element = document.getElementById('fail');
var fail_text = document.querySelector('#fail span');

var ignore_hashchange = false;


function Panel(element) {
   this._element = element;
   this._element.classList.add('panel');
	
   this._hide = addElementWithText(this._element, 'a', '▶');
   this._hide.title = lang.action_collapse;
   this._hide.className = 'hide';
   this._hide.addEventListener('click', this.toggleExpanded.bind(this));
	
   this._container = document.createElement('div');
   this._container.className = 'panel-container';
	
   this._close = addElementWithText(this._container, 'a', '×');
   this._close.title = lang.action_close;
   this._close.className = 'close';
   this._close.addEventListener('click', this.close.bind(this));
	
   this._content = document.createElement('div');
   this._container.appendChild(this._content);
   this._element.appendChild(this._container);
}
Panel.prototype = {
   _element: null,
   _hide: null,
   _container: null,
   _close: null,
   _content: null,
	
   _closeCallback: null,
   _runCallback: function() {
      var callback = this.closeCallback;
      this.closeCallback = null;
      if(callback) callback();
   },
	
   expand: function() {
      this._element.classList.add('expanded');
      setText(this._hide, '▶');
      this._hide.title = lang.action_collapse;
   },
   collapse: function() {
      this._element.classList.remove('expanded');
      setText(this._hide, '◀');
      this._hide.title = lang.action_expand;
   },
   toggleExpanded: function() {
      if(this._element.classList.contains('expanded')) {
         this.collapse();
      } else {
         this.expand();
      }
   },
   fail: function(message) {
      addParaWithText(this._content, message).className = 'error';
   },
   show: function(contents, closeCallback) {
      this._runCallback();
      this.closeCallback = closeCallback;
		
      deleteChildren(this._content);
		
      this._content.appendChild(contents);
      this._element.classList.add('enabled');
      setTimeout(this.expand.bind(this), 1);
   },
   close: function() {
      this._runCallback();
      this._element.classList.remove('expanded');
      this._element.classList.remove('enabled');
   },
};


function Find() {
   this.div = document.createElement('div');
	
   this.form = document.createElement('form');
   this.div.appendChild(this.form);
	
   var para = addParaWithText(this.form, lang.enter_query);
   para.appendChild(document.createElement('br'));
   this.input = document.createElement('input');
   this.input.type = 'text';
   this.input.style.width = '80%';
   para.appendChild(this.input);
   para.appendChild(document.createElement('hr'));
	
   this.results = document.createElement('div');
   this.div.appendChild(this.results);
	
   this.input.addEventListener('keyup', this.findDelay.bind(this));
   this.form.addEventListener('submit', this.findDelay.bind(this));
}
Find.prototype = {
   query: '',
   timeout: null,
	
   div: null,
   form: null,
   input: null,
   results: null,
	
   find: function() {
      var query = this.input.value.toUpperCase();
      if(query === this.query) return;
      this.query = query;
		
      if(query === '') {
         deleteChildren(this.results);
         return;
      }
		
      var features = [];
      stops_type.forEach(function(stop_type) {
         if(stop_type.substr(0,1) === 'p') return;
         stops_source[stop_type].forEachFeature(function(feature) {
            if(feature.get('name').toUpperCase().indexOf(query) > -1) {
               features.push(feature);
            }
         });
      });
		
      ttss_types.forEach(function(ttss_type) {
         vehicles_source[ttss_type].forEachFeature(function(feature) {
            if(feature.get('vehicle_type') && feature.get('vehicle_type').num.indexOf(query) > -1) {
               features.push(feature);
            }
         });
      });
		
      deleteChildren(this.results);
      this.results.appendChild(listFeatures(features));
   },
   findDelay: function(e) {
      e.preventDefault();
      if(this.timeout) clearTimeout(this.timeout);
      this.timeout = setTimeout(this.find.bind(this), 100);
   },
   open: function(panel) {
      ignore_hashchange = true;
      window.location.hash = '#!f';
		
      panel.show(this.div, this.close.bind(this));
      this.input.focus();
   },
   close: function() {
      if(this.timeout) clearTimeout(this.timeout);
   },
};


function fail(msg) {
   console.log(msg);
	
   setText(fail_element, msg);
   setText(fail_text, msg);
   fail_element.style.top = '0.5em';
}

function fail_ajax(data) {
function fail_ajax_generic(data, fnc) {
   // abort() is not a failure
   if(data.readyState == 0 && data.statusText == 'abort') return;
   if(data.readyState === 0) return;
   
   if(data.status == 0) {
      fail(lang.error_request_failed_connectivity, data);
   if(data.status === 0) {
      fnc(lang.error_request_failed_connectivity, data);
   } else if (data.statusText) {
      fail(lang.error_request_failed_status.replace('$status', data.statusText), data);
      fnc(lang.error_request_failed_status.replace('$status', data.statusText), data);
   } else {
      fail(lang.error_request_failed, data);
      fnc(lang.error_request_failed, data);
   }
}

function popupHide() {
   popup.setPosition(undefined);
   popup_feature_id = null;
function fail_ajax(data) {
   fail_ajax_generic(data, fail);
}

function popupShow(coordinates, id) {
   popup.setPosition(coordinates);
   if(id) {
      popup_feature_id = id;
   }
function fail_ajax_popup(data) {
   fail_ajax_generic(data, panel.fail.bind(panel));
}

function getGeometry(object) {
   return new ol.geom.Point(ol.proj.fromLonLat([object.longitude / 3600000.0, object.latitude / 3600000.0]))
   return new ol.geom.Point(ol.proj.fromLonLat([object.longitude / 3600000.0, object.latitude / 3600000.0]));
}

function updateVehicles() {
   if(vehicles_timer) clearTimeout(vehicles_timer);
   if(vehicles_xhr) vehicles_xhr.abort();
function styleVehicle(vehicle, selected) {
   var color_type = 'black';
   if(vehicle.get('vehicle_type')) {
      switch(vehicle.get('vehicle_type').low) {
         case 0:
            color_type = 'orange';
         break;
         case 1:
         case 2:
            color_type = 'green';
         break;
      }
   }
   
   vehicles_xhr = $.get(
      ttss_base + '/geoserviceDispatcher/services/vehicleinfo/vehicles' 
         + '?positionType=CORRECTED'
   var fill = '#B70';
   if(vehicle.getId().startsWith('b')) {
      fill = '#05B';
   }
   if(selected) {
      fill = '#922';
   }
	
   var image = '<svg xmlns="http://www.w3.org/2000/svg" width="20" height="30"><polygon points="10,0 20,23 0,23" style="fill:'+fill+';stroke:'+color_type+';stroke-width:3"/></svg>';
	
   vehicle.setStyle(new ol.style.Style({
      image: new ol.style.Icon({
         src: 'data:image/svg+xml;base64,' + btoa(image),
         imgSize: [20,30],
         rotation: Math.PI * parseFloat(vehicle.get('heading') ? vehicle.get('heading') : 0) / 180.0,
      }),
      text: new ol.style.Text({
         font: 'bold 10px sans-serif',
         text: vehicle.get('line'),
         fill: new ol.style.Fill({color: 'white'}),
      }),
   }));
}

function markStops(stops, ttss_type, routeStyle) {
   stop_selected_source.clear();
	
   var style = stops_layer['s' + ttss_type].getStyle().clone();
	
   if(routeStyle) {
      style.getImage().setRadius(5);
   } else {
      style.getImage().getStroke().setWidth(2);
      style.getImage().getStroke().setColor('#F00');
      style.getImage().setRadius(5);
   }
	
   stop_selected_layer.setStyle(style);
	
   var feature, prefix;
   for(var i = 0; i < stops.length; i++) {
      if(stops[i].getId) {
         feature = stops[i];
      } else {
         prefix = stops[i].substr(0,2);
         feature = stops_source[prefix].getFeatureById(stops[i]);
      }
      if(feature) {
         stop_selected_source.addFeature(feature);
      }
   }
	
   stop_selected_layer.setVisible(true);
}

function unstyleSelectedFeatures() {
   stop_selected_source.clear();
   route_source.clear();
   if(feature_clicked && ttss_types.includes(feature_clicked.getId().substr(0, 1))) {
      styleVehicle(feature_clicked);
   }
}

function updateVehicles(prefix) {
   if(vehicles_timer[prefix]) clearTimeout(vehicles_timer[prefix]);
   if(vehicles_xhr[prefix]) vehicles_xhr[prefix].abort();
   vehicles_xhr[prefix] = $.get(
      ttss_urls[prefix] + '/geoserviceDispatcher/services/vehicleinfo/vehicles'
         + '?positionType=' + ttss_position_type
         + '&colorType=ROUTE_BASED'
         + '&lastUpdate=' + encodeURIComponent(vehicles_last_update)
         + '&lastUpdate=' + encodeURIComponent(vehicles_last_update[prefix])
   ).done(function(data) {
      vehicles_last_update = data.lastUpdate;
      vehicles_last_update[prefix] = data.lastUpdate;
      
      for(var i = 0; i < data.vehicles.length; i++) {
         var vehicle = data.vehicles[i];
         
         var vehicle_feature = vehicles_source.getFeatureById('v' + vehicle.id);
         if(vehicle.isDeleted) {
         var vehicle_feature = vehicles_source[prefix].getFeatureById(prefix + vehicle.id);
         if(vehicle.isDeleted || !vehicle.latitude || !vehicle.longitude) {
            if(vehicle_feature) {
               vehicles_source.removeFeature(vehicle_feature);
               if(popup_feature_id == vehicle_feature.getId()) {
                  popupHide();
               vehicles_source[prefix].removeFeature(vehicle_feature);
               if(feature_clicked && feature_clicked.getId() === vehicle_feature.getId()) {
                  panel.close();
               }
            }
            continue;
@@ -84,165 +363,633 @@
         
         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.direction = normalizeName(vehicle.name.substr(vehicle_name_space+1));
         if(special_directions[vehicle.direction]) {
            vehicle.line = special_directions[vehicle.direction];
         }
         
         vehicle.geometry = getGeometry(vehicle);
         vehicle.vehicle_type = parseVehicle(vehicle.id);
         vehicle.vehicle_type = parseVehicle(prefix + vehicle.id);
         
         if(!vehicle_feature) {
            vehicle_feature = new ol.Feature(vehicle);
            vehicle_feature.setId('v' + vehicle.id);
            vehicle_feature.setId(prefix + 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: color_type, width: 2}),
                  points: 3,
                  radius: 12,
                  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'}),
               }),
            }));
            vehicles_source.addFeature(vehicle_feature);
            styleVehicle(vehicle_feature);
            vehicles_source[prefix].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());
            }
            vehicle_feature.getStyle().getImage().setRotation(Math.PI * parseFloat(vehicle.heading ? vehicle.heading : 0) / 180.0);
            vehicle_feature.getStyle().getText().setText(vehicle.line);
         }
      }
      
      vehicles_timer = setTimeout(function() {
         updateVehicles();
      vehicles_timer[prefix] = setTimeout(function() {
         updateVehicles(prefix);
      }, ttss_refresh);
   }).fail(fail_ajax);
	
   return vehicles_xhr[prefix];
}

function updateStopSource(stops, prefix, source) {
   source.clear();
	
function updateStopSource(stops, prefix) {
   var source = stops_source[prefix];
   var mapping = stops_mapping[prefix];
   var stop;
   for(var i = 0; i < stops.length; i++) {
      var stop = stops[i];
      stop = stops[i];
		
      if(stop.category == 'other') continue;
      if(stops_ignored.includes(stop.shortName)) continue;
		
      stop.geometry = getGeometry(stop);
      var stop_feature = new ol.Feature(stop);
      
      if(prefix.startsWith('p')) {
         mapping[stop.stopPoint] = stop_feature;
      } else {
         mapping[stop.shortName] = stop_feature;
      }
		
      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'
function updateStops(stop_type, ttss_type) {
   var methods = {
      's': 'stops',
      'p': 'stopPoints',
   };
   return $.get(
      ttss_urls[ttss_type] + '/geoserviceDispatcher/services/stopinfo/' + methods[stop_type]
         + '?left=-648000000'
         + '&bottom=-324000000'
         + '&right=648000000'
         + '&top=324000000'
   ).done(function(data) {
      updateStopSource(data.stops, 's', stops_source);
      updateStopSource(data[methods[stop_type]], stop_type + ttss_type);
   }).fail(fail_ajax);
}

function updateStopPoints() {
   $.get(
      ttss_base + '/geoserviceDispatcher/services/stopinfo/stopPoints'
         + '?left=-648000000'
         + '&bottom=-324000000'
         + '&right=648000000'
         + '&top=324000000'
function vehiclePath(feature) {
   if(path_xhr) path_xhr.abort();
	
   var featureId = feature.getId();
   var ttss_type = featureId.substr(0, 1);
	
   path_xhr = $.get(
      ttss_urls[ttss_type] + '/geoserviceDispatcher/services/pathinfo/vehicle'
         + '?id=' + encodeURIComponent(featureId.substr(1))
   ).done(function(data) {
      updateStopSource(data.stopPoints, 'p', stop_points_source);
   }).fail(fail_ajax);
      if(!data || !data.paths || !data.paths[0] || !data.paths[0].wayPoints) return;
		
      var point;
      var points = [];
      for(var i = 0; i < data.paths[0].wayPoints.length; i++) {
         point = data.paths[0].wayPoints[i];
         points.push(ol.proj.fromLonLat([
            point.lon / 3600000.0,
            point.lat / 3600000.0,
         ]));
      }
		
      route_source.addFeature(new ol.Feature({
         geometry: new ol.geom.LineString(points)
      }));
      route_layer.setVisible(true);
   });
   return path_xhr;
}

function init() {
   if(!window.jQuery) {
      fail(lang.jquery_not_loaded);
function vehicleTable(feature, table) {
   if(feature_xhr) feature_xhr.abort();
   if(feature_timer) clearTimeout(feature_timer);
	
   var featureId = feature.getId();
   var ttss_type = featureId.substr(0, 1);
	
   feature_xhr = $.get(
      ttss_urls[ttss_type] + '/services/tripInfo/tripPassages'
         + '?tripId=' + encodeURIComponent(feature.get('tripId'))
         + '&mode=departure'
   ).done(function(data) {
      if(typeof data.old === "undefined" || typeof data.actual === "undefined") {
         return;
      }
		
      deleteChildren(table);
		
      var all_departures = data.old.concat(data.actual);
      var tr;
      var stopsToMark = [];
      for(var i = 0, il = all_departures.length; i < il; i++) {
         tr = document.createElement('tr');
         addCellWithText(tr, all_departures[i].actualTime || all_departures[i].plannedTime);
         addCellWithText(tr, all_departures[i].stop_seq_num + '. ' + normalizeName(all_departures[i].stop.name));
			
         if(i >= data.old.length) {
            stopsToMark.push('s' + ttss_type + all_departures[i].stop.id);
         }
			
         if(i < data.old.length) {
            tr.className = 'active';
         } else if(all_departures[i].status === 'STOPPING') {
            tr.className = 'success';
         }
         table.appendChild(tr);
      }
		
      if(all_departures.length === 0) {
         tr = document.createElement('tr');
         table.appendChild(tr);
         tr = addCellWithText(tr, lang.no_data);
         tr.colSpan = '2';
         tr.className = 'active';
      }
		
      markStops(stopsToMark, ttss_type, true);
		
      feature_timer = setTimeout(function() { vehicleTable(feature, table); }, ttss_refresh);
   }).fail(fail_ajax_popup);
   return feature_xhr;
}

function stopTable(stopType, stopId, table, ttss_type) {
   if(feature_xhr) feature_xhr.abort();
   if(feature_timer) clearTimeout(feature_timer);
	
   feature_xhr = $.get(
      ttss_urls[ttss_type] + '/services/passageInfo/stopPassages/' + stopType
         + '?' + stopType + '=' + encodeURIComponent(stopId)
         + '&mode=departure'
   ).done(function(data) {
      deleteChildren(table);
		
      var all_departures = data.old.concat(data.actual);
      var tr, dir_cell, vehicle, status, status_cell, delay, delay_cell;
      for(var i = 0, il = all_departures.length; i < il; i++) {
         tr = document.createElement('tr');
         addCellWithText(tr, all_departures[i].patternText);
         dir_cell = addCellWithText(tr, normalizeName(all_departures[i].direction));
         vehicle = parseVehicle(all_departures[i].vehicleId);
         dir_cell.appendChild(displayVehicle(vehicle));
         status = parseStatus(all_departures[i]);
         status_cell = addCellWithText(tr, status);
         delay = parseDelay(all_departures[i]);
         delay_cell = addCellWithText(tr, delay);
			
         if(i < data.old.length) {
            tr.className = 'active';
         } else if(status === lang.boarding_sign) {
            tr.className = 'success';
            status_cell.className = 'status-boarding';
         } else if(parseInt(delay) > 9) {
            tr.className = 'danger';
            delay_cell.className = 'status-delayed';
         } else if(parseInt(delay) > 3) {
            tr.className = 'warning';
         }
			
         table.appendChild(tr);
      }
		
      feature_timer = setTimeout(function() { stopTable(stopType, stopId, table, ttss_type); }, ttss_refresh);
   }).fail(fail_ajax_popup);
   return feature_xhr;
}

function featureClicked(feature) {
   if(feature && !feature.getId()) return;
	
   unstyleSelectedFeatures();
	
   if(!feature) {
      panel.close();
      return;
   }
   
   $.ajaxSetup({
      dataType: 'json',
      timeout: 10000,
   var div = document.createElement('div');
	
   var name = normalizeName(feature.get('name'));
   var additional;
   var table = document.createElement('table');
   var thead = document.createElement('thead');
   var tbody = document.createElement('tbody');
   table.appendChild(thead);
   table.appendChild(tbody);
	
   var tabular_data = true;
	
   var type = feature.getId().substr(0, 1);
   var full_type = feature.getId().match(/^[a-z]+/)[0];
   var typeName = lang.types[full_type];
   if(typeof typeName === 'undefined') {
      typeName = '';
   }
	
   // Location
   if(type == 'l') {
      tabular_data = false;
      name = typeName;
      typeName = '';
   }
   // Vehicle
   else if(ttss_types.includes(type)) {
      styleVehicle(feature, true);
		
      var span = displayVehicle(feature.get('vehicle_type'));
		
      additional = document.createElement('p');
      if(span.title) {
         setText(additional, span.title);
      } else {
         setText(additional, feature.getId());
      }
      additional.insertBefore(span, additional.firstChild);
		
      addElementWithText(thead, 'th', lang.header_time);
      addElementWithText(thead, 'th', lang.header_stop);
		
      vehicleTable(feature, tbody);
      vehiclePath(feature);
   }
   // Stop or stop point
   else if(['s', 'p'].includes(type)) {
      var ttss_type = feature.getId().substr(1, 1);
      if(type == 's') {
         var second_type = lang.departures_for_buses;
         var mapping = stops_mapping['sb'];
			
         if(ttss_type == 'b') {
            second_type = lang.departures_for_trams;
            mapping = stops_mapping['st'];
         }
			
         stopTable('stop', feature.get('shortName'), tbody, ttss_type);
			
         if(mapping[feature.get('shortName')]) {
            additional = document.createElement('p');
            additional.className = 'small';
            addElementWithText(additional, 'a', second_type).addEventListener(
               'click',
               function() {
                  featureClicked(mapping[feature.get('shortName')]);
               }
            );
         }
      } else {
         stopTable('stopPoint', feature.get('stopPoint'), tbody, ttss_type);
			
         additional = document.createElement('p');
         additional.className = 'small';
         addElementWithText(additional, 'a', lang.departures_for_stop).addEventListener(
            'click',
            function() {
               var mapping = stops_mapping['s' + ttss_type];
               featureClicked(mapping[feature.get('shortName')]);
            }
         );
      }
		
      addElementWithText(thead, 'th', lang.header_line);
      addElementWithText(thead, 'th', lang.header_direction);
      addElementWithText(thead, 'th', lang.header_time);
      addElementWithText(thead, 'th', lang.header_delay);
		
      markStops([feature], feature.getId().substr(1,1));
   } else {
      panel.close();
      return;
   }
	
   var loader = addElementWithText(tbody, 'td', lang.loading);
   loader.className = 'active';
   loader.colSpan = thead.childNodes.length;
	
   addParaWithText(div, typeName).className = 'type';
	
   var nameElement = addParaWithText(div, name + ' ');
   nameElement.className = 'name';
	
   var showOnMapElement = addElementWithText(nameElement, 'a', lang.show_on_map);
   var showOnMapFunction = function() {
      setTimeout(function () {map.getView().animate({
         center: feature.getGeometry().getCoordinates(),
      })}, 10);
   };
   showOnMapElement.addEventListener('click', showOnMapFunction);
   showOnMapElement.className = 'icon icon-pin';
   showOnMapElement.title = lang.show_on_map;
	
   if(additional) {
      div.appendChild(additional);
   }
	
   if(tabular_data) {
      div.appendChild(table);
      ignore_hashchange = true;
      window.location.hash = '#!' + feature.getId();
   }
	
   showOnMapFunction();
	
   panel.show(div, function() {
      if(!ignore_hashchange) {
         ignore_hashchange = true;
         window.location.hash = '';
			
         unstyleSelectedFeatures();
         feature_clicked = null;
			
         if(path_xhr) path_xhr.abort();
         if(feature_xhr) feature_xhr.abort();
         if(feature_timer) clearTimeout(feature_timer);
      }
   });
   
   stops_source = new ol.source.Vector({
      features: [],
   });
   stops_layer = new ol.layer.Vector({
      source: stops_source,
   feature_clicked = feature;
}

function listFeatures(features) {
   var div = document.createElement('div');
	
   if(features.length === 0) {
      addParaWithText(div, lang.no_results);
      return div;
   }
	
   addParaWithText(div, lang.select_feature);
	
   var feature, p, a, full_type, typeName;
   for(var i = 0; i < features.length; i++) {
      feature = features[i];
		
      p = document.createElement('p');
      a = document.createElement('a');
      p.appendChild(a);
      a.addEventListener('click', function(feature) { return function() {
         featureClicked(feature);
      }}(feature));
		
      full_type = feature.getId().match(/^[a-z]+/)[0];
      typeName = lang.types[full_type];
      if(typeof typeName === 'undefined') {
         typeName = '';
      }
      if(feature.get('vehicle_type')) {
         typeName += ' ' + feature.get('vehicle_type').num;
      }
		
      addElementWithText(a, 'span', typeName).className = 'small';
      a.appendChild(document.createTextNode(' '));
      addElementWithText(a, 'span', normalizeName(feature.get('name')));
		
      div.appendChild(p);
   }
	
   return div;
}

function mapClicked(e) {
   var point = e.coordinate;
   var features = [];
   map.forEachFeatureAtPixel(e.pixel, function(feature, layer) {
      if(layer == stop_selected_layer) return;
      if(feature.getId()) features.push(feature);
   });
   
   stop_points_source = new ol.source.Vector({
   var feature = features[0];
	
   if(features.length > 1) {
      panel.show(listFeatures(features));
      return;
   }
	
   if(!feature) {
      stops_type.forEach(function(type) {
         if(stops_layer[type].getVisible()) {
            feature = returnClosest(point, feature, stops_source[type].getClosestFeatureToCoordinate(point));
         }
      });
      ttss_types.forEach(function(type) {
         if(vehicles_layer[type].getVisible()) {
            feature = returnClosest(point, feature, vehicles_source[type].getClosestFeatureToCoordinate(point));
         }
      });
		
      if(getDistance(point, feature) > map.getView().getResolution() * 20) {
         feature = null;
      }
   }
	
   featureClicked(feature);
}

function trackingStop() {
   geolocation_button.classList.remove('clicked');
   geolocation.setTracking(false);
	
   geolocation_source.clear();
}
function trackingStart() {
   geolocation_set = 0;
   geolocation_button.classList.add('clicked');
   geolocation_feature.setGeometry(new ol.geom.Point(map.getView().getCenter()));
   geolocation_accuracy.setGeometry(new ol.geom.Circle(map.getView().getCenter(), 100000));
	
   geolocation_source.addFeature(geolocation_feature);
   geolocation_source.addFeature(geolocation_accuracy);
	
   geolocation.setTracking(true);
}
function trackingToggle() {
   if(geolocation.getTracking()) {
      trackingStop();
   } else {
      trackingStart();
   }
}


function hash() {
   if(ignore_hashchange) {
      ignore_hashchange = false;
      return;
   }
	
   var feature = null;
   var vehicleId = null;
   var stopId = null;
	
   if(window.location.hash.match(/^#!t[0-9]{3}$/)) {
      vehicleId = depotIdToVehicleId(window.location.hash.substr(3), 't');
   } else if(window.location.hash.match(/^#!b[0-9]{3}$/)) {
      vehicleId = depotIdToVehicleId(window.location.hash.substr(3), 'b');
   } else if(window.location.hash.match(/^#![A-Za-z]{2}[0-9]{3}$/)) {
      vehicleId = depotIdToVehicleId(window.location.hash.substr(2));
   } else if(window.location.hash.match(/^#!v-?[0-9]+$/)) {
      vehicleId = 't' + window.location.hash.substr(3);
   } else if(window.location.hash.match(/^#![tb]-?[0-9]+$/)) {
      vehicleId = window.location.hash.substr(2);
   } else if(window.location.hash.match(/^#![sp]-?[0-9]+$/)) {
      stopId = window.location.hash.substr(2,1) + 't' + window.location.hash.substr(3);
   } else if(window.location.hash.match(/^#![sp][tb]-?[0-9]+$/)) {
      stopId = window.location.hash.substr(2);
   } else if(window.location.hash.match(/^#!f$/)) {
      find.open(panel);
      return;
   }
	
   if(vehicleId) {
      feature = vehicles_source[vehicleId.substr(0, 1)].getFeatureById(vehicleId);
   } else if(stopId) {
      feature = stops_source[stopId.substr(0,2)].getFeatureById(stopId);
   }
	
   featureClicked(feature);
}

function getDistance(c1, c2) {
   if(c1.getGeometry) {
      c1 = c1.getGeometry().getCoordinates();
   }
   if(c2.getGeometry) {
      c2 = c2.getGeometry().getCoordinates();
   }
	
   var c1 = ol.proj.transform(c1, 'EPSG:3857', 'EPSG:4326');
   var c2 = ol.proj.transform(c2, 'EPSG:3857', 'EPSG:4326');
   return ol.sphere.getDistance(c1, c2);
}

function returnClosest(point, f1, f2) {
   if(!f1) return f2;
   if(!f2) return f1;
	
   return (getDistance(point, f1) <= getDistance(point, f2)) ? f1 : f2;
}

function init() {
   panel = new Panel(document.getElementById('panel'));
   find = new Find();
	
   route_source = new ol.source.Vector({
      features: [],
   });
   stop_points_layer = new ol.layer.Vector({
      source: stop_points_source,
   route_layer = new ol.layer.Vector({
      source: route_source,
      style: new ol.style.Style({
         stroke: new ol.style.Stroke({ color: [255, 153, 0, .8], width: 5 })
      }),
   });
	
   stops_type.forEach(function(type) {
      stops_source[type] = new ol.source.Vector({
         features: [],
      });
      stops_layer[type] = new ol.layer.Vector({
         source: stops_source[type],
         renderMode: 'image',
         style: stops_style[type],
      });
      stops_mapping[type] = {};
   });
	
   stop_selected_source = new ol.source.Vector({
      features: [],
   });
   stop_selected_layer = new ol.layer.Vector({
      source: stop_selected_source,
      visible: false,
   });
   
   vehicles_source = new ol.source.Vector({
   ttss_types.forEach(function(type) {
      vehicles_source[type] = new ol.source.Vector({
         features: [],
      });
      vehicles_layer[type] = new ol.layer.Vector({
         source: vehicles_source[type],
         renderMode: 'image',
      });
      vehicles_last_update[type] = 0;
   });
	
   geolocation_feature = new ol.Feature({
      name: '',
      style: new ol.style.Style({
         image: new ol.style.Circle({
            fill: new ol.style.Fill({color: '#39C'}),
            stroke: new ol.style.Stroke({color: '#FFF', width: 2}),
            radius: 5,
         }),
      }),
   });
   geolocation_feature.setId('location_point');
   geolocation_accuracy = new ol.Feature();
   geolocation_source = new ol.source.Vector({
      features: [],
   });
   vehicles_layer = new ol.layer.Vector({
      source: vehicles_source,
   geolocation_layer = new ol.layer.Vector({
      source: geolocation_source,
   });
   geolocation_button = document.querySelector('#track');
   if(!navigator.geolocation) {
      geolocation_button.remove();
   }
   
   popup = new ol.Overlay({
      element: popup_element,
      positioning: 'bottom-center',
      stopEvent: false,
      offset: [0, -12]
   geolocation = new ol.Geolocation({projection: 'EPSG:3857'});
   geolocation.on('change:position', function() {
      var coordinates = geolocation.getPosition();
      geolocation_feature.setGeometry(coordinates ? new ol.geom.Point(coordinates) : null);
      if(geolocation_set < 1) {
         geolocation_set = 1;
         map.getView().animate({
            center: coordinates,
         })
      }
   });
   geolocation.on('change:accuracyGeometry', function() {
      var accuracy = geolocation.getAccuracyGeometry();
      geolocation_accuracy.setGeometry(accuracy);
      if(geolocation_set < 2) {
         geolocation_set = 2;
         map.getView().fit(accuracy);
      }
   });
   geolocation.on('error', function(error) {
      fail(lang.error_location + ' ' + error.message);
      trackingStop();
      geolocation_button.remove();
   });
   geolocation_button.addEventListener('click', trackingToggle);
   
   document.getElementById('find').addEventListener('click', find.open.bind(find, panel));
	
   var layers = [
      new ol.layer.Tile({
         source: new ol.source.OSM({
            url: 'https://tiles.ttss.pl/{z}/{x}/{y}.png',
         }),
      }),
      route_layer,
      geolocation_layer,
   ];
   stops_type.forEach(function(type) {
      layers.push(stops_layer[type]);
   });
   layers.push(stop_selected_layer);
   ttss_types.forEach(function(type) {
      layers.push(vehicles_layer[type]);
   });
   map = new ol.Map({
      target: 'map',
      layers: [
         new ol.layer.Tile({
            source: new ol.source.OSM()
         }),
         stops_layer,
         stop_points_layer,
         vehicles_layer,
      ],
      overlays: [popup],
      layers: layers,
      view: new ol.View({
         center: ol.proj.fromLonLat([19.94, 50.06]),
         zoom: 13
         zoom: 14,
         maxZoom: 19,
      }),
      controls: ol.control.defaults({
         attributionOptions: ({
@@ -254,34 +1001,21 @@
         }),
         new ol.control.Control({
            element: fail_element,
         })
         }),
         new ol.control.Control({
            element: document.getElementById('menu'),
         }),
      ]),
      loadTilesWhileAnimating: false,
   });
   
   // 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();
			
         deleteChildren(popup_element);
			
         addParaWithText(popup_element, feature.get('name')).className = 'bold';
         switch(feature.getId().substr(0, 1)) {
            case 'v':
               var vehicle_type = parseVehicle(feature.get('id'));
               if(vehicle_type) {
                  addParaWithText(popup_element, vehicle_type.num + ' ' + vehicle_type.type);
               }
            break;
         }
			
         popupShow(coordinates, feature.getId());
      } else {
         popupHide();
      }
   map.on('singleclick', mapClicked);
	
   fail_element.addEventListener('click', function() {
      fail_element.style.top = '-10em';
   });

	
   // Change mouse cursor when over marker
   map.on('pointermove', function(e) {
      var hit = map.hasFeatureAtPixel(e.pixel);
@@ -290,24 +1024,40 @@
   });
   
   // 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);
      }
   });
   var change_resolution = function() {
      stops_type.forEach(function(type) {
         if(type.startsWith('p')) {
            stops_layer[type].setVisible(map.getView().getZoom() >= 16);
            stops_layer[type].setVisible(map.getView().getZoom() >= 16);
         }
      });
   };
   map.getView().on('change:resolution', change_resolution);
   change_resolution();
   
   updateVehicles();
   updateStops();
   updateStopPoints();
   var future_requests = [
      updateVehicleInfo(),
   ];
   ttss_types.forEach(function(type) {
      future_requests.push(updateVehicles(type));
   });
   stops_type.forEach(function(type) {
      future_requests.push(updateStops(type.substr(0,1), type.substr(1,1)));
   });
   Deferred.all(future_requests).done(hash);
	
   window.addEventListener('hashchange', hash);
   
   setTimeout(function() {
      if(vehicles_xhr) vehicles_xhr.abort();
      if(vehicles_timer) clearTimeout(vehicles_timer);
		  
      ttss_types.forEach(function(type) {
         if(vehicles_xhr[type]) {
            vehicles_xhr[type].abort();
         }
         if(vehicles_timer[type]) {
            clearTimeout(vehicles_timer[type]);
         }
      });
		
      fail(lang.error_refresh);
   }, 1800000);
}