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ptn/gmaps.coffee

Created July 23, 2012 00:34
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Revisions

  1. ptn created this gist Jul 23, 2012.
    56 changes: 56 additions & 0 deletions gmaps.coffee
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,56 @@
    $(document).ready ->
    if $("#map").length > 0
    class MapManager
    constructor: ->
    @defaultLat = -12.043333
    @defaultLng = -77.028333
    @latEl = $("#experience_latitude")
    @lngEl = $("#experience_longitude")

    coords = @initialCoords()
    @map = new GMaps
    div: "#map"
    lat: coords.lat
    lng: coords.lng
    zoom: 15

    @map.addMarker
    lat: coords.lat
    lng: coords.lng

    @bindForm()

    bindForm: ->
    $("#geocoding a.button").click (e) =>
    e.preventDefault()
    GMaps.geocode
    address: $('#city').val().trim()
    callback: (results, status) =>
    if status == 'OK'
    latlng = results[0].geometry.location
    @moveMap(latlng.lat(), latlng.lng())
    @latEl.val(latlng.lng())
    @lngEl.val(latlng.lat())

    initialCoords: ->
    coords = {}

    lat = @latEl.val()
    lat = @defaultLat unless lat
    coords.lat = lat

    lng = @lngEl.val()
    lng = @defaultLng unless lng
    coords.lng = lng

    coords

    moveMap: (lat, lng) ->
    @map.setCenter(lat, lng)
    @map.removeMarkers
    @map.addMarker
    lat: lat
    lng: lng


    map = new MapManager