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Added some small documentation

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Pascal Neis
2011-06-30 11:37:31 +00:00
parent e7a4070339
commit eca141eebc
1 changed files with 6 additions and 0 deletions
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Docs/WebFrontend/Route.js
+6
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@@ -288,6 +288,9 @@ function decodeRouteGeometry(encoded, precision) {
do { do {
b = encoded.charCodeAt(index++) - 63; b = encoded.charCodeAt(index++) - 63;
result |= (b & 0x1f) << shift; result |= (b & 0x1f) << shift;
shift += 5;
} while (b >= 0x20);
var dlat = ((result & 1) ? ~(result >> 1) : (result >> 1));
lat += dlat; lat += dlat;
shift = 0; shift = 0;
result = 0; result = 0;
@@ -296,6 +299,9 @@ function createShortLink(str){
result |= (b & 0x1f) << shift; result |= (b & 0x1f) << shift;
shift += 5; shift += 5;
} while (b >= 0x20); } while (b >= 0x20);
var dlng = ((result & 1) ? ~(result >> 1) : (result >> 1));
lng += dlng;
array.push([lat * precision, lng * precision]);
} }
return array; return array;
} }