html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function() {

​

// This sample uses 3rd party proj4 component

// that makes it possible to set coordinates

// for the points and labels on the map and

// required for custom projections and grid labels formatting.

// See https://docs.anychart.com/7.14.3/Maps/Map_Projections

​

// create data set

var data = anychart.data.set([    

    {points: [51.5, -3.2, 57.1, -2.19], stroke:'navy', from: "Cardiff", to: "Aberdeen", marker: {fill: "#9fa8da"}, time: "2h 20m"},

    {points: [55.9, -3.2, 51.45, 0], from: "Edinburgh", to: "London", time: "1h 15m"}

    ]);

// create map chart

var map = anychart.map()

​

//create connector series

var series = map.connector(data);

​

// changing the curvature of the series

series.curvature(0.3);

​

// changing the startSize and endSize of the connectors

series.startSize(10);

series.endSize(0);

​

// set geodata

map.geoData(anychart.maps['united_kingdom']);

​

//set markers

series.markers({position: '100%', size: 3, type: 'circle'});

series.hoverMarkers({position: '100%', size: 3, fill: '#1976d2', stroke: '2 #E1E1E1', type: 'circle'});

series.selectMarkers({position: '100%', size: 3, fill: '#1976d2', stroke: '2 #E1E1E1', type: 'circle'});

​

// name of the chart

map.title("Setting the size of the connectors in the start/end points");

​

series.tooltip().format("A flight from {%from} to {%to} takes at least {%time}");

​

// set container id for the chart

map.container('container');

​

// initiate chart drawing

map.draw();

});