added fixed center option

added option to fix the map on a specific coordinate
This commit is contained in:
ffggrz.de 2016-03-16 00:39:09 +01:00
parent 11a157c58a
commit 8d22417789
2 changed files with 20 additions and 1 deletions

View file

@ -84,6 +84,22 @@ property and optionally `url` and `config` properties. If no `url` is supplied
`name` is assumed to name a
[Leaflet-provider](http://leaflet-extras.github.io/leaflet-providers/preview/).
## fixedCenter (array, optional)
This option allows to fix the map at one specific coordinate depending on following case-sensitive parameters:
- `lat` latitude of the center point
- `lng` longitude of the center point
- `radius` visible radius around the center in km
Examples for `fixedCenter`:
"fixedCenter": {
"lat": 50.80,
"lng": 12.07,
"radius": 30
}
## nodeInfos (array, optional)
This option allows to show node statistics depending on following case-sensitive parameters:

View file

@ -447,7 +447,10 @@ define(["map/clientlayer", "map/labelslayer",
var lines = addLinksToMap(linkDict, linkScale, data.graph.links, router)
groupLines = L.featureGroup(lines).addTo(map)
barycenter = calcBarycenter(data.nodes.all.filter(has_location))
if (typeof config.fixedCenter === "undefined")
barycenter = calcBarycenter(data.nodes.all.filter(has_location))
else
barycenter = L.circle(L.latLng(new L.LatLng(config.fixedCenter.lat, config.fixedCenter.lng)), config.fixedCenter.radius * 1000)
var nodesOnline = subtract(data.nodes.all.filter(online), data.nodes.new)
var nodesOffline = subtract(data.nodes.all.filter(offline), data.nodes.lost)