demarches-normaliennes/app/assets/javascripts/carte.js
2015-11-27 17:17:04 +01:00

120 lines
2.9 KiB
JavaScript

function initCarto() {
OSM = L.tileLayer("http://{s}.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png", {
attribution: '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>'
});
var LON = '2.428462';
var LAT = '46.538192';
position = get_position() || {lon: LON, lat: LAT, zoom: 13};
if (typeof position.zoom == 'undefined')
position.zoom = 13;
map = L.map("map", {
center: new L.LatLng(position.lat, position.lon),
zoom: position.zoom,
layers: [OSM]
});
freeDraw = new L.FreeDraw({
//mode: L.FreeDraw.MODES.CREATE
});
map.addLayer(freeDraw);
if ($("#json_latlngs").val() != '' && $("#json_latlngs").val() != '[]') {
$.each($.parseJSON($("#json_latlngs").val()), function (i, val) {
freeDraw.createPolygon(val);
});
map.fitBounds(freeDraw.polygons[0].getBounds());
}
else if (position.lat == LAT && position.lon == LON)
map.setView(new L.LatLng(position.lat, position.lon), 5);
add_event_freeDraw();
display_qp(JSON.parse($("#quartier_prioritaires").val()));
}
function add_event_freeDraw() {
freeDraw.on('markers', function (e) {
$("#json_latlngs").val(JSON.stringify(e.latLngs));
display_qp(get_qp(e.latLngs)['quartier_prioritaires']);
});
$("#new").on('click', function (e) {
freeDraw.setMode(L.FreeDraw.MODES.CREATE);
});
$("#edit").on('click', function (e) {
freeDraw.setMode(L.FreeDraw.MODES.EDIT);
});
$("#delete").on('click', function (e) {
freeDraw.setMode(L.FreeDraw.MODES.DELETE);
});
}
function get_position() {
var position;
$.ajax({
url: '/users/dossiers/' + dossier_id + '/carte/position',
dataType: 'json',
async: false
}).done(function (data) {
position = data
});
return position;
}
function get_qp(coordinates) {
var qp;
$.ajax({
method: 'post',
url: '/users/dossiers/' + dossier_id + '/carte/qp',
data: {coordinates: JSON.stringify(coordinates)},
dataType: 'json',
async: false
}).done(function (data) {
qp = data
});
return qp;
}
function display_qp(qp_list) {
qp_array = jsObject_to_array(qp_list);
$("#qp_list ul").html('');
new_qpLayer();
if (qp_array.length > 0) {
qp_array.forEach(function (qp) {
$("#qp_list ul").append('<li>' + qp.commune + ' : ' + qp.nom + '</li>');
qpItems.addData(qp.geometry);
});
}
else
$("#qp_list ul").html('<li>AUCUN</li>');
}
function new_qpLayer() {
if (typeof qpItems != 'undefined')
map.removeLayer(qpItems);
qpItems = new L.GeoJSON();
qpItems.addTo(map);
}
function jsObject_to_array(qp_list) {
return Object.keys(qp_list).map(function (v) {
return qp_list[v];
});
}