Google Map Api Drawn Polyline With Encoded Points
I am new in javascript and Google map api, so i have encoded points like this: 'yzocFzynhVq}@n}@o}@nzD' and trying to draw polyline with it, I haven't found topics or docs to solve
Solution 1:
See the geometry library documentation for decodePath
That will convert your encoded string into an array of google.maps.LatLng objects that can be used to create a Polyline
working code snippet:
functioninitialize() {
var myLatLng = new google.maps.LatLng(24.886436490787712, -70.2685546875);
var mapOptions = {
zoom: 13,
center: myLatLng,
mapTypeId: google.maps.MapTypeId.TERRAIN
};
var bermudaTriangle;
var map = new google.maps.Map(document.getElementById('map_canvas'),
mapOptions);
// Construct the polygon
bermudaTriangle = new google.maps.Polygon({
paths: google.maps.geometry.encoding.decodePath("yzocFzynhVq}@n}@o}@nzD"),
strokeColor: '#FF0000',
strokeOpacity: 0.8,
strokeWeight: 2,
fillColor: '#FF0000',
fillOpacity: 0.35
});
bermudaTriangle.setMap(map);
map.setCenter(bermudaTriangle.getPath().getAt(Math.round(bermudaTriangle.getPath().getLength() / 2)));
}
google.maps.event.addDomListener(window, 'load', initialize);
html,
body {
height: 100%;
margin: 0;
padding: 0;
}
#map_canvas {
height: 100%;
}
@media print {
html,
body {
height: auto;
}
#map_canvas {
height: 650px;
}
}
<scriptsrc="https://maps.googleapis.com/maps/api/js?libraries=geometry&key=AIzaSyCkUOdZ5y7hMm0yrcCQoCvLwzdM6M8s5qk"></script><divid="map_canvas"></div>
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