client.js.otp.layers.StopsLayer.js Maven / Gradle / Ivy

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The OpenTripPlanner multimodal journey planning system

There is a newer version: 2.5.0

/* This program is free software: you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation, either version 3 of
   the License, or (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see .
*/

otp.namespace("otp.layers");

var StopIcon20 = L.Icon.extend({
    options: {
        iconUrl: resourcePath + 'images/stop20.png',
        shadowUrl: null,
        iconSize: new L.Point(20, 20),
        iconAnchor: new L.Point(10, 10),
        popupAnchor: new L.Point(0, -5)
    }
});

otp.layers.StopsLayer =
    otp.Class(L.LayerGroup, {

    module : null,

    minimumZoomForStops : 15,

    initialize : function(module) {
        var this_ = this;
        L.LayerGroup.prototype.initialize.apply(this);
        this.module = module;

        this.stopsLookup = {};

        this.module.addLayer("stops", this);
        this.module.webapp.map.lmap.on('dragend zoomend', $.proxy(this.refresh, this));
    },

    refresh : function() {
        this.clearLayers();
        var lmap = this.module.webapp.map.lmap;
        if(lmap.getZoom() >= this.minimumZoomForStops) {
            this.module.webapp.indexApi.loadStopsInRectangle(null, lmap.getBounds(), this, function(data) {
                this.stopsLookup = {};
                for(var i = 0; i < data.length; i++) {
                    var agencyAndId = data[i].id;
                    this.stopsLookup[agencyAndId] = data[i];
                }
                this.updateStops();
            });
        }
    },

    updateStops : function(stops) {
        var stops = _.values(this.stopsLookup);
        var this_ = this;

        for(var i=0; i