Show tram route after selecting vehicle

 map.js

@@ -14,9 +14,13 @@
var stop_points_source = null;
var stop_points_layer = null;

var feature_id = null;
var feature_clicked = null;
var feature_selected = [];
var feature_xhr = null;
var feature_timer = null;

var route_source = null;
var route_layer = null;

var map = null;
var map_sphere = null;
@@ -26,8 +30,6 @@
var ignore_hashchange = false;

function fail(msg) {
    console.log(msg);
	
    setText(fail_element, msg);
    fail_element.style.top = '0.5em';
}
@@ -61,6 +63,93 @@
    return new ol.geom.Point(ol.proj.fromLonLat([object.longitude / 3600000.0, object.latitude / 3600000.0]));
}

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:
                color_type = 'blue';
            break;
            case 2:
                color_type = 'green';
            break;
        }
    }
	
    var fill = (selected ? '#a00' : '#3399ff');
	
    var image = '<svg xmlns="http://www.w3.org/2000/svg" height="30" width="20"><polygon points="10,0 20,23 0,23" style="fill:'+fill+';stroke:'+color_type+';stroke-width:2" /></svg>';
	
    return new ol.style.Style({
        image: new ol.style.Icon({
            src: 'data:image/svg+xml;base64,' + btoa(image),
            rotation: Math.PI * parseFloat(vehicle.get('heading')) / 180.0,
        }),
        text: new ol.style.Text({
            font: 'bold 10px sans-serif',
            text: vehicle.get('line'),
            fill: new ol.style.Fill({color: 'white'}),
        }),
    });
}

function styleStop(stop, selected) {
    var fill = 'orange';
    var stroke = 'red';
    var stroke_width = 1;
    var radius = 3;
	
    if(selected == 2) {
        radius = 5;
    } else if(selected) {
        fill = 'red';
        stroke = '#900';
        stroke_width = 2;
        radius = 5;
    }
	
    return new ol.style.Style({
        image: new ol.style.Circle({
            fill: new ol.style.Fill({color: fill}),
            stroke: new ol.style.Stroke({color: stroke, width: stroke_width}),
            radius: radius,
        }),
    });
}

function styleFeature(feature, selected) {
    if(!feature) return;
    if(!feature.getId()) return;
	
    var style = null;
	
    switch(feature.getId().substr(0, 1)) {
        case 'v':
            style = styleVehicle(feature, selected);
        break;
		
        case 's':
        case 'p':
            style = styleStop(feature, selected);
        break;
    }
	
    feature.setStyle(style);
    if(selected) {
        feature_selected.push(feature);
    }
}

function unstyleSelectedFeatures() {
    for(var i = 0; i < feature_selected.length; i++) {
        styleFeature(feature_selected[i]);
    }
    feature_selected = [];
}

function updateVehicles() {
    if(vehicles_timer) clearTimeout(vehicles_timer);
    if(vehicles_xhr) vehicles_xhr.abort();
@@ -80,7 +169,7 @@
            if(vehicle.isDeleted) {
                if(vehicle_feature) {
                    vehicles_source.removeFeature(vehicle_feature);
                    if(feature_id == vehicle_feature.getId()) {
                    if(feature_clicked.getId() == vehicle_feature.getId()) {
                        featureClicked();
                    }
                }
@@ -101,32 +190,7 @@
                vehicle_feature = new ol.Feature(vehicle);
                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.Icon({
                        src: 'data:image/svg+xml;base64,' + btoa('<svg xmlns="http://www.w3.org/2000/svg" height="30" width="20"><polygon points="10,0 20,23 0,23" style="fill:#3399ff;stroke:'+color_type+';stroke-width:2" /></svg>'),
                        rotation: Math.PI * parseFloat(vehicle.heading) / 180.0,
                    }),
                    text: new ol.style.Text({
                        font: 'bold 10px sans-serif',
                        text: vehicle.line,
                        fill: new ol.style.Fill({color: 'white'}),
                    }),
                }));
                styleFeature(vehicle_feature);
                vehicles_source.addFeature(vehicle_feature);
            } else {
                vehicle_feature.setProperties(vehicle);
@@ -154,13 +218,7 @@
        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,
            }),
        }));
        styleFeature(stop_feature);
        
        source.addFeature(stop_feature);
    }
@@ -190,7 +248,7 @@
    }).fail(fail_ajax);
}

function vehicleTable(tripId, table) {
function vehicleTable(tripId, table, vehicleId) {
    if(feature_xhr) feature_xhr.abort();
    if(feature_timer) clearTimeout(feature_timer);
    
@@ -214,10 +272,15 @@
            table.appendChild(tr);
        }
        
        unstyleSelectedFeatures();
        styleFeature(feature_clicked, true);
		
        for(var i = 0, il = data.actual.length; i < il; i++) {
            var tr = document.createElement('tr');
            addCellWithText(tr, data.actual[i].actualTime || data.actual[i].plannedTime);
            addCellWithText(tr, data.actual[i].stop_seq_num + '. ' + data.actual[i].stop.name);
			
            styleFeature(stops_source.getFeatureById('s' + data.actual[i].stop.id), 2);
            
            if(data.actual[i].status == 'STOPPING') {
                tr.className = 'success';
@@ -226,6 +289,29 @@
        }
        
        feature_timer = setTimeout(function() { vehicleTable(tripId, table); }, ttss_refresh);
		
        if(!vehicleId) return;
	       
        feature_xhr = $.get(
            ttss_base + '/internetservice/geoserviceDispatcher/services/pathinfo/vehicle'
                + '?id=' + encodeURIComponent(vehicleId)
        ).done(function(data) {
            if(!data || !data.paths || !data.paths[0] || !data.paths[0].wayPoints) return;
			
            var point = null;
            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)
            }));
        });
    }).fail(fail_ajax_popup);
}

@@ -283,8 +369,13 @@
}

function featureClicked(feature) {
    if(feature && !feature.getId()) return;
	
    unstyleSelectedFeatures();
    route_source.clear();
	
    if(!feature) {
        feature_id = null;
        feature_clicked = null;
        
        $(popup_element).removeClass('show');
        
@@ -328,7 +419,7 @@
            addElementWithText(thead, 'th', lang.header_time);
            addElementWithText(thead, 'th', lang.header_stop);
            
            vehicleTable(feature.get('tripId'), tbody);
            vehicleTable(feature.get('tripId'), tbody, feature.get('id'));
        break;
        case 's':
            type = lang.type_stop;
@@ -381,13 +472,15 @@
    ignore_hashchange = true;
    window.location.hash = '#!' + feature.getId();
    
    map.getView().animate({
    styleFeature(feature, true);
	
    setTimeout(function () {map.getView().animate({
        center: feature.getGeometry().getCoordinates(),
    });
    }) }, 10);
    
    $(popup_element).addClass('show');
    
    feature_id = feature.getId();
    feature_clicked = feature;
}

function hash() {
@@ -484,12 +577,23 @@
        source: vehicles_source,
    });
    
    route_source = new ol.source.Vector({
        features: [],
    });
    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 })
        }),
    });
	
    map = new ol.Map({
        target: 'map',
        layers: [
            new ol.layer.Tile({
                source: new ol.source.OSM()
            }),
            route_layer,
            stops_layer,
            stop_points_layer,
            vehicles_layer,
@@ -510,6 +614,7 @@
                element: fail_element,
            })
        ]),
        loadTilesWhileAnimating: true,
    });
    map_sphere = new ol.Sphere(6378137);
    
@@ -546,13 +651,7 @@
    
    // 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);
        }
        stop_points_layer.setVisible(map.getView().getZoom() >= 16);
    });
    
    $.when(