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map: work with no or little nodes

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This commit is contained in:
Nils Schneider 2015-07-07 21:28:44 +02:00
commit 02a03e5a61
2 changed files with 12 additions and 3 deletions
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6
lib/map.js
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@ -327,6 +327,12 @@ define(["map/clientlayer", "map/labelslayer",
var barycenter = L.latLng(d3.median(lats), d3.median(lngs))
var barycenterDev = [d3.deviation(lats), d3.deviation(lngs)]
if (barycenterDev[0] === undefined)
barycenterDev[0] = 0
if (barycenterDev[1] === undefined)
barycenterDev[1] = 0
var barycenterCircle = L.latLng(barycenter.lat + barycenterDev[0],
barycenter.lng + barycenterDev[1])