Now the whole page is not working anymore. I don't know what the 305
km means, but it's impossible that this is the lenght of the last
polyline, because the distance between the last two towns is only
about 150 km.
On 5 Okt., 13:02, Mike Williams <[EMAIL PROTECTED]> wrote:
> That's the length of the last polyline.
>
> Try this:
>
> var kilometres = 0;
>
> for (var a = 0; a < lines.length; a++) {
> // get any line attributes
> var colour = lines[a].getAttribute("colour");
> var width = parseFloat(lines[a].getAttribute("width"));
> // read each point on that line
> var points = lines[a].getElementsByTagName("point");
> var pts = [];
> for (var i = 0; i < points.length; i++) {
> pts[i] = new GLatLng(parseFloat(points[i].getAttribute("lat")),
> parseFloat(points[i].getAttribute("lng")));
> }
> var poly = new GPolyline(pts,colour,width);
> var kilometers += poly.getLength()/1000;
> map.addOverlay(poly);
>
> }
>
> // display total distance
> document.getElementById("distance").innerHTML =
> "The total distance is " + kilometers +"km.";
>
> Watch out for the subtle change on this line to use += rather than =:
> var kilometers += poly.getLength()/1000;
>
> --http://econym.org.uk/gmap
> The Blackpool Community Church Javascript Team
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