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var map = null,
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optionsCoucheOSM = {
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attribution: 'Map data © <a href="http://openstreetmap.org">OpenStreetMap</a> contributors,'
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+ ' <a href="http://creativecommons.org/licenses/by-sa/2.0/">CC-BY-SA</a>',
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maxZoom: 18
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},
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optionsCoucheGoogle = {
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attribution: 'Map data ©'+new Date().getFullYear()+' <a href="http://maps.google.com">Google</a>',
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maxZoom: 18
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},
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coucheOSM = new L.TileLayer("http://a.tile.openstreetmap.org/{z}/{x}/{y}.png",
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optionsCoucheOSM),
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coucheRelief = new L.TileLayer("http://c.tile3.opencyclemap.org/landscape/{z}/{x}/{y}.png",
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optionsCoucheOSM),
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coucheSatellite = new L.TileLayer("http://mt1.google.com/vt/lyrs=y@218131653&hl=fr&src=app&x={x}&y={y}&z={z}",
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optionsCoucheGoogle),
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optionsCarte = {
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center : new L.LatLng(46, 2),
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zoom : 6,
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minZoom : 3,
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maxBounds : [[-85.051129, -180], [85.051129, 180]],
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layers : [coucheOSM]
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},
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zoom = 6,
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legende = null,
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coucheDepartement = null,
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infoBulle = null;
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var coucheSites = null,
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sources = new Object(),
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typeSite = 'maille',
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overlays = [];
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var requeteChargementPoints = null,
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timer = null,
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ancienneRequete = null,
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deplacement = true,
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url = '';
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$(document).ready(function() {
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initialiserWidget();
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});
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$(window).resize(function() {
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dimensionnerCarte();
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});
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function initialiserWidget() {
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initialiserCarte();
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chargerLimitesCommunales();
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initialiserPanneauControle();
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initialiserSources();
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initialiserListeners();
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chargerLocalisations();
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}
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function initialiserCarte() {
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dimensionnerCarte();
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map = L.map('map', optionsCarte);
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coucheSatellite.addTo(map);
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coucheRelief.addTo(map);
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coucheOSM.addTo(map);
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var echelle = new L.Control.Scale({
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maxWidth : 50,
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metric : true,
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imperial : false,
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updateWhenIdle : true
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});
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map.addControl(echelle);
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zoom = map.getZoom();
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}
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function dimensionnerCarte() {
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$('#map').height($(window).height());
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$('#map').width($(window).width());
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}
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function initialiserListeners() {
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map.on('moveend', surChangementVueCarte);
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map.on('zoomend', surChangementVueCarte);
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map.on('popupclose', function(e) {
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masquerInfoBulle();
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programmerRafraichissementCarte();
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});
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}
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function initialiserPanneauControle() {
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var baseMaps = {
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"Satellite" : coucheSatellite,
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"Relief" : coucheRelief,
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"Plan" : coucheOSM
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};
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var overlayMaps = {};
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for (var index = 0; index < listeSources.length; index ++) {
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sources[listeSources[index]] = estValeurDansTableau(source, listeSources[index]);
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overlayMaps[listeSources[index]] = new L.LayerGroup();
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}
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L.control.layers(baseMaps, overlayMaps).addTo(map);
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coucheOSM.bringToFront();
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map.removeLayer(coucheRelief);
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map.removeLayer(coucheOSM);
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// garder par defaut la couche plan google comme selectionnee dans le panel
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var selecteursFonds = $('.leaflet-control-layers-base .leaflet-control-layers-selector');
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selecteursFonds[0].checked = true;
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selecteursFonds[1].checked = false;
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selecteursFonds[2].checked = false;
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}
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function chargerLimitesCommunales() {
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coucheDepartement = new L.KML(null, {async : true}).addTo(map);
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if (urlsLimitesCommunales != null) {
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coucheDepartement.addKMLFiles(urlsLimitesCommunales);
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}
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}
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function initialiserSources() {
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overlays = $('.leaflet-control-layers-overlays .leaflet-control-layers-selector');
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$.each(overlays, function (index, input) {
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input.value = listeSources[index];
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input.id = 'overlay' + (index+1);
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var lien = '<a href="' + liensVersSources[index] + '" target="_blank">' + nomListeSources[index] + '</a>';
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$('#overlay' + (index+1) + ' ~ span').html(lien);
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input.checked = sources[listeSources[index]];
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input.onclick = function(event) {
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changerSource(event.target.value);
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}
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});
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}
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function changerSource(projetClique) {
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var indexProjetClique;
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for (var index = 0; index < overlays.length; index ++) {
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if (overlays[index].value == projetClique) {
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indexProjetClique = index;
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}
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}
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masquerInfoBulle();
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sources[projetClique] = overlays[indexProjetClique].checked;
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if (sources[projetClique] == true) {
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programmerRafraichissementCarte(projetClique);
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} else {
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if (requeteEnCours()) {
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stopperRequeteAjax();
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}
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supprimerFeaturesSource(projetClique);
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}
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}
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function supprimerFeaturesSource(source) {
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if (coucheSites != null) {
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coucheSites.eachLayer(function(layer) {
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if (layer.typeSite == 'maille') {
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retirerStationsEtObservations(layer, source);
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} else {
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layer.supprimerSource(source, coucheSites);
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if (layer._map == 'null') {
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couheSites.removeLayer(layer);
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}
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}
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});
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if (typeSite == 'maille') {
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var nombreMailles = calculerNombreMaillesVisibles();
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if (nombreMailles == 0) {
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coucheSites.clearLayers();
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masquerLegende();
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typeSite = 'point';
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}
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}
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}
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}
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function retirerStationsEtObservations(maille, sourceRetrait) {
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var sources = maille.properties.source;
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var nombreStations = 0;
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for (var index = 0; index < sources.length; index ++) {
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var source = sources[index];
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if (source == sourceRetrait) {
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delete maille.properties.stations[source];
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delete maille.properties.observations[source];
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} else if (typeof(maille.properties.stations[source]) != 'undefined') {
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nombreStations += parseInt(maille.properties.stations[source]);
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}
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}
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if (nombreStations == 0) {
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coucheSites.removeLayer(maille);
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} else {
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colorerMaille(maille)
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genererInfobulle(maille);
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}
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}
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function calculerNombreMaillesVisibles() {
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var nombreMailles = 0;
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coucheSites.eachLayer(function(layer) {
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if($(layer._path).attr('fill-opacity') != '0') {
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nombreMailles ++;
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}
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});
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return nombreMailles;
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}
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function estValeurDansTableau(tableau, valeur) {
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var index;
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for (index = 0; index < tableau.length && tableau[index] != valeur; index ++);
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return (tableau.length > 0 && index != tableau.length);
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}
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//************************************
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// requetes stations
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function surChangementVueCarte() {
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programmerRafraichissementCarte();
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}
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function programmerRafraichissementCarte(source) {
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$('#tooltip').css('display', 'none');
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source = (source == null || source == 'null') ? null : source;
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if (timer != null) {
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window.clearTimeout(timer);
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}
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if (requeteChargementPoints != null) {
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stopperRequeteAjax();
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}
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var nombreSourcesVisibles = 0;
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for (var index = 0; index < overlays.length; index ++) {
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if (overlays[index].checked) {
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nombreSourcesVisibles ++;
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}
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}
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if (source == null) {
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timer = window.setTimeout("chargerLocalisations()", 100);
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} else {
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timer = window.setTimeout("chargerSource('"+source+"')", 100);
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}
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}
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function stopperRequeteAjax() {
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requeteChargementPoints.abort();
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requeteChargementPoints = null;
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}
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function chargerLocalisations() {
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if (requeteEnCours()) {
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requeteChargementPoints.abort();
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}
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afficherMessageChargement('stations');
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if (!(ancienneRequete != null && ancienneRequete[1] == map.getZoom()
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&& map.getBounds().intersects(ancienneRequete[0]))) {
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supprimerFeatures();
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deplacement = false;
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}
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var bboxRequete = calculerBboxRequete();
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var parametres = {
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"bbox" : bboxRequete,
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"zoom" : map.getZoom(),
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"source" : recupererSourcesActivees(),
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"num_taxon" : numTaxon,
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"nn" : nn,
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"referentiel" : referentiel,
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"dept" : dept,
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"auteur" : auteur,
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"date_debut" : dateDebut,
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"date_fin" : dateFin,
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"nb_jours" : nbJours
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};
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if (deplacement == true) {
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parametres.format = typeSite;
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}
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ancienneRequete = [map.getBounds(), map.getZoom()];
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url = urlBase + "stations?" + convertirEnParametresUrl(parametres);
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fonctionCallback = traiterDonneesStations;
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executerAJAX();
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}
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function supprimerFeatures() {
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if (coucheSites != null) {
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coucheSites.clearLayers();
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coucheSites = null;
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}
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}
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function recupererSourcesActivees(sourceAIgnorer) {
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sourceAIgnorer = typeof(sourceAIgnorer) == 'undefined' ? '' : sourceAIgnorer;
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var sourcesActivees = [];
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for (var index = 0; index < overlays.length; index ++) {
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if (overlays[index].checked == true && overlays[index].value != sourceAIgnorer) {
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sourcesActivees.push(overlays[index].value);
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}
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}
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return sourcesActivees.join(',');
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}
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function chargerSource(sourceAjout) {
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if (requeteEnCours()) {
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requeteChargementPoints.abort();
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}
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afficherMessageChargement('stations');
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var bboxRequete = determinerCoordonneesBordure();
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var parametres = {
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"bbox" : bboxRequete,
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"zoom" : map.getZoom(),
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"format" : typeSite,
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"source" : sourceAjout,
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"num_taxon" : numTaxon,
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"nn" : nn,
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"referentiel" : referentiel,
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"dept" : dept,
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"auteur" : auteur,
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"date_debut" : dateDebut,
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"date_fin" : dateFin,
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"nb_jours" : nbJours
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};
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ancienneRequete = [map.getBounds(), map.getZoom()];
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url = urlBase + "stations?" + convertirEnParametresUrl(parametres);
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fonctionCallback = traiterRetourChargementSource;
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executerAJAX();
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}
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function calculerBboxRequete() {
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var bordure = map.getBounds();
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var bboxRequete = "";
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if (ancienneRequete != null && ancienneRequete[1] == map.getZoom()
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&& bordure.intersects(ancienneRequete[0])) {
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bboxRequete = calculerIntersectionRectangle(ancienneRequete[0], bordure);
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} else {
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bboxRequete = determinerCoordonneesBordure();
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}
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return bboxRequete;
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}
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336 |
function calculerIntersectionRectangle(rectangle1, rectangle2) {
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var bbox1 = [rectangle2.getSouthWest().lng.toFixed(6), rectangle2.getSouthWest().lat.toFixed(6),
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rectangle2.getNorthEast().lng.toFixed(6), rectangle2.getNorthEast().lat.toFixed(6)];
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var bbox2 = [rectangle2.getSouthWest().lng.toFixed(6), rectangle2.getSouthWest().lat.toFixed(6),
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rectangle2.getNorthEast().lng.toFixed(6), rectangle2.getNorthEast().lat.toFixed(6)];
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341 |
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if (rectangle2.getSouthWest().lng >= rectangle1.getSouthWest().lng
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&& rectangle2.getSouthWest().lng <= rectangle1.getNorthEast().lng) {
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344 |
bbox2[0] = bbox1[2] = rectangle1.getNorthEast().lng.toFixed(6);
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if (rectangle2.getSouthWest().lat >= rectangle1.getSouthWest().lat
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&& rectangle2.getSouthWest().lat <= rectangle1.getNorthEast().lat) {
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|
347 |
bbox1[1] = rectangle1.getNorthEast().lat.toFixed(6);
|
|
|
348 |
} else {
|
|
|
349 |
bbox1[3] = rectangle1.getSouthWest().lat.toFixed(6);
|
|
|
350 |
}
|
|
|
351 |
} else {
|
|
|
352 |
bbox2[0] = bbox1[2] = rectangle1.getSouthWest().lng.toFixed(6);
|
|
|
353 |
if (rectangle2.getSouthWest().lat >= rectangle1.getSouthWest().lat
|
|
|
354 |
&& rectangle2.getSouthWest().lat <= rectangle1.getNorthEast().lat) {
|
|
|
355 |
bbox2[1] = rectangle1.getNorthEast().lat.toFixed(6);
|
|
|
356 |
} else {
|
|
|
357 |
bbox2[3] = rectangle1.getSouthWest().lat.toFixed(6);
|
|
|
358 |
}
|
|
|
359 |
}
|
|
|
360 |
return bbox1.join(',')+'|'+bbox2.join(',');
|
|
|
361 |
}
|
|
|
362 |
|
|
|
363 |
function determinerCoordonneesBordure() {
|
|
|
364 |
var ouest = map.getBounds().getSouthWest().lng.toFixed(6),
|
|
|
365 |
sud = Math.max(map.getBounds().getSouthWest().lat, -85.051129).toFixed(6),
|
|
|
366 |
est = map.getBounds().getNorthEast().lng.toFixed(6),
|
|
|
367 |
nord = Math.min(map.getBounds().getNorthEast().lat, 85.051129).toFixed(6);
|
|
|
368 |
// appliquer les limites possibles de la projection actuellement utilisee aux coordonnees
|
|
|
369 |
// longitudes ouest et est de la bbox (permettra d'eviter de renvoyer des messages d'erreur)
|
|
|
370 |
if (ouest < -180) {
|
|
|
371 |
ouest += 360;
|
|
|
372 |
} else if (ouest > 180) {
|
|
|
373 |
ouest -= 360;
|
|
|
374 |
}
|
|
|
375 |
if (est < -180) {
|
|
|
376 |
est += 360;
|
|
|
377 |
} else if (est > 180) {
|
|
|
378 |
est -= 360;
|
|
|
379 |
}
|
|
|
380 |
return [ouest, sud, est, nord].join(',');
|
|
|
381 |
}
|
|
|
382 |
|
|
|
383 |
function afficherMessageChargement(element) {
|
|
|
384 |
if ($("#zone-chargement").css('display') == 'none') {
|
|
|
385 |
var divTmplElement = 'tpl-chargement-' + element;
|
|
|
386 |
$("#zone-chargement").append($("#" + divTmplElement).text());
|
|
|
387 |
$("#zone-chargement").css('display', 'block');
|
|
|
388 |
}
|
|
|
389 |
}
|
|
|
390 |
|
|
|
391 |
function masquerMessageChargement() {
|
|
|
392 |
$("#zone-chargement").css('display', 'none');
|
|
|
393 |
$("#zone-chargement").children().remove();
|
|
|
394 |
}
|
|
|
395 |
|
|
|
396 |
function executerAJAX() {
|
|
|
397 |
if (requeteEnCours()) {
|
|
|
398 |
requeteChargementPoints.abort();
|
|
|
399 |
}
|
|
|
400 |
requeteChargementPoints = $.getJSON(url).complete(function() {
|
|
|
401 |
fonctionCallback();
|
|
|
402 |
});
|
|
|
403 |
}
|
|
|
404 |
|
|
|
405 |
function requeteEnCours() {
|
|
|
406 |
return (requeteChargementPoints != null && requeteChargementPoints.readyState != 4);
|
|
|
407 |
}
|
|
|
408 |
|
|
|
409 |
function estStatutRequeteOK() {
|
|
|
410 |
return ((requeteChargementPoints.status == 200 || requeteChargementPoints.status == 304)
|
|
|
411 |
|| requeteChargementPoints.status == 0);
|
|
|
412 |
}
|
|
|
413 |
|
|
|
414 |
function convertirEnParametresUrl(objet) {
|
|
|
415 |
var parametresUrl = '';
|
|
|
416 |
for (attribut in objet) {
|
|
|
417 |
if (typeof(objet[attribut]) == 'function' || typeof(objet[attribut]) == 'undefined' ||
|
|
|
418 |
objet[attribut] == null || objet[attribut] == '*' || objet[attribut] == 0)
|
|
|
419 |
continue;
|
|
|
420 |
parametresUrl += (parametresUrl == '' ? '' : '&') + attribut + "=" + objet[attribut];
|
|
|
421 |
}
|
|
|
422 |
return parametresUrl;
|
|
|
423 |
};
|
|
|
424 |
|
|
|
425 |
function traiterDonneesStations() {
|
|
|
426 |
masquerMessageChargement();
|
|
|
427 |
masquerLegende();
|
|
|
428 |
if (deplacement == true) {
|
|
|
429 |
supprimerFeaturesHorsBbox();
|
|
|
430 |
}
|
|
|
431 |
deplacement = true;
|
|
|
432 |
var texte = requeteChargementPoints.responseText;
|
|
|
433 |
if (!estStatutRequeteOK()) {
|
|
|
434 |
alert(texte);
|
|
|
435 |
} else {
|
|
|
436 |
var donneesJSON = eval("(function(){return " + texte + ";})()");
|
|
|
437 |
if (donneesJSON != null && donneesJSON.features.length > 0) {
|
|
|
438 |
ajouterStationsSurCarte(donneesJSON);
|
|
|
439 |
}
|
|
|
440 |
}
|
|
|
441 |
}
|
|
|
442 |
|
|
|
443 |
function traiterRetourChargementSource() {
|
|
|
444 |
masquerMessageChargement();
|
|
|
445 |
var texte = requeteChargementPoints.responseText;
|
|
|
446 |
if (!estStatutRequeteOK()) {
|
|
|
447 |
alert(texte);
|
|
|
448 |
} else {
|
|
|
449 |
var donneesJSON = eval("(function(){return " + texte + ";})()");
|
|
|
450 |
if (donneesJSON != null && donneesJSON.features.length > 0) {
|
|
|
451 |
var formatRetourDifferent = donneesJSON.stats.formeDonnees != typeSite;
|
|
|
452 |
ajouterStationsSurCarte(donneesJSON);
|
|
|
453 |
if (formatRetourDifferent) {
|
|
|
454 |
var sourceAIgnorer = donneesJSON.stats.source[0];
|
|
|
455 |
var sourcesARecharger = recupererSourcesActivees(sourceAIgnorer);
|
|
|
456 |
if (sourcesARecharger.length > 0) {
|
|
|
457 |
rechargerSources(sourcesARecharger);
|
|
|
458 |
}
|
|
|
459 |
}
|
|
|
460 |
}
|
|
|
461 |
}
|
|
|
462 |
}
|
|
|
463 |
|
|
|
464 |
function supprimerFeaturesHorsBbox() {
|
|
|
465 |
var bordure = map.getBounds();
|
|
|
466 |
var layersRestants = 0;
|
|
|
467 |
if (coucheSites != null) {
|
|
|
468 |
coucheSites.eachLayer(function(layer) {
|
|
|
469 |
if (typeof(layer._latlng) != 'undefined') {
|
|
|
470 |
if (bordure.contains(layer.getLatLng())) {
|
|
|
471 |
layersRestants ++;
|
|
|
472 |
} else {
|
|
|
473 |
coucheSites.supprimerPoint(layer);
|
|
|
474 |
}
|
|
|
475 |
} else {
|
|
|
476 |
if (bordure.intersects(layer.getBounds())) {
|
|
|
477 |
layersRestants ++;
|
|
|
478 |
} else {
|
|
|
479 |
coucheSites.removeLayer(layer);
|
|
|
480 |
}
|
|
|
481 |
}
|
|
|
482 |
});
|
|
|
483 |
}
|
|
|
484 |
if (layersRestants == 0) {
|
|
|
485 |
coucheSites = null;
|
|
|
486 |
}
|
|
|
487 |
}
|
|
|
488 |
|
|
|
489 |
function rechargerSources(sourcesARecharger) {
|
|
|
490 |
var listeSourcesASupprimer = sourcesARecharger.split(',');
|
|
|
491 |
for (var index = 0; index < listeSourcesASupprimer.length; index ++) {
|
|
|
492 |
supprimerFeaturesSource(listeSourcesASupprimer[index]);
|
|
|
493 |
}
|
|
|
494 |
chargerSource(sourcesARecharger);
|
|
|
495 |
}
|
|
|
496 |
|
|
|
497 |
function ajouterStationsSurCarte(donnees) {
|
|
|
498 |
typeSite = donnees.stats.formeDonnees;
|
|
|
499 |
if (coucheSites == null) {
|
|
|
500 |
coucheSites = (typeSite == 'maille') ? new L.FeatureGroup() : new L.ClusterGroup();
|
|
|
501 |
map.addLayer(coucheSites);
|
|
|
502 |
}
|
|
|
503 |
for (var index = 0; index < donnees.features.length; index ++) {
|
|
|
504 |
var feature = donnees.features[index];
|
|
|
505 |
if (typeSite == 'maille') {
|
|
|
506 |
traiterMaille(feature);
|
|
|
507 |
} else {
|
|
|
508 |
ajouterPoint(feature);
|
|
|
509 |
}
|
|
|
510 |
}
|
|
|
511 |
if (donnees.features.length > 0) {
|
|
|
512 |
afficherLegende();
|
|
|
513 |
}
|
|
|
514 |
if (typeSite == 'maille') {
|
|
|
515 |
genererInfobulleMailles();
|
|
|
516 |
} else {
|
|
|
517 |
coucheSites.afficherClusters();
|
|
|
518 |
}
|
|
|
519 |
}
|
|
|
520 |
|
|
|
521 |
// =========================================
|
|
|
522 |
// Gestion des mailles
|
|
|
523 |
|
|
|
524 |
function traiterMaille(feature) {
|
|
|
525 |
var coordonnees = [];
|
|
|
526 |
for (var i = 0; i < feature.geometry.coordinates.length; i++) {
|
|
|
527 |
var sommet = new L.LatLng(feature.geometry.coordinates[i][0], feature.geometry.coordinates[i][1]);
|
|
|
528 |
coordonnees.push(sommet);
|
|
|
529 |
}
|
|
|
530 |
var maille = rechercherMailleExistante(coordonnees);
|
|
|
531 |
if (maille) {
|
|
|
532 |
mettreAJourMaille(maille, feature);
|
|
|
533 |
} else {
|
|
|
534 |
maille = ajouterMaille(feature, coordonnees);
|
|
|
535 |
}
|
|
|
536 |
colorerMaille(maille);
|
|
|
537 |
}
|
|
|
538 |
|
|
|
539 |
function rechercherMailleExistante(coordonnees) {
|
|
|
540 |
var mailleTrouvee = null;
|
|
|
541 |
coucheSites.eachLayer(function(layer) {
|
|
|
542 |
if ('typeSite' in layer && layer.typeSite == 'maille') {
|
|
|
543 |
if (sontMaillesIdentiques(coordonnees, layer._latlngs)) {
|
|
|
544 |
mailleTrouvee = layer;
|
|
|
545 |
return;
|
|
|
546 |
}
|
|
|
547 |
}
|
|
|
548 |
});
|
|
|
549 |
return mailleTrouvee;
|
|
|
550 |
}
|
|
|
551 |
|
|
|
552 |
function sontMaillesIdentiques(coordonnees1, coordonnees2) {
|
|
|
553 |
return (
|
|
|
554 |
coordonnees1[0].lat == coordonnees2[0].lat &&
|
|
|
555 |
coordonnees1[0].lng == coordonnees2[0].lng &&
|
|
|
556 |
coordonnees1[2].lat == coordonnees2[2].lat &&
|
|
|
557 |
coordonnees1[2].lng == coordonnees2[2].lng
|
|
|
558 |
);
|
|
|
559 |
}
|
|
|
560 |
|
|
|
561 |
function ajouterMaille(feature, coordonnees) {
|
|
|
562 |
var maille = new L.Polygon(coordonnees);
|
|
|
563 |
var optionsMaille = {
|
|
|
564 |
color: '#FFFFFF',
|
|
|
565 |
opacity : 0.7,
|
|
|
566 |
weight: 1,
|
|
|
567 |
fillOpacity : 0.6
|
|
|
568 |
};
|
|
|
569 |
maille.setStyle(optionsMaille);
|
|
|
570 |
maille.typeSite = 'maille';
|
|
|
571 |
maille.properties = feature.properties;
|
|
|
572 |
coucheSites.addLayer(maille);
|
|
|
573 |
return maille;
|
|
|
574 |
}
|
|
|
575 |
|
|
|
576 |
function mettreAJourMaille(maille, feature) {
|
|
|
577 |
var sources = feature.properties.source;
|
|
|
578 |
for (var index = 0; index < sources.length; index ++) {
|
|
|
579 |
var source = sources[index];
|
|
|
580 |
maille.properties.stations[source] = parseInt(feature.properties.stations[source]);
|
|
|
581 |
maille.properties.observations[source] = parseInt(feature.properties.observations[source]);
|
|
|
582 |
maille.properties.source.push(source);
|
|
|
583 |
}
|
|
|
584 |
}
|
|
|
585 |
|
|
|
586 |
function colorerMaille(maille) {
|
|
|
587 |
var nombreStations = 0;
|
|
|
588 |
var sources = maille.properties.source;
|
|
|
589 |
for (var index = 0; index < sources.length; index ++) {
|
|
|
590 |
var source = sources[index];
|
|
|
591 |
if (typeof(maille.properties.stations[source]) != 'undefined') {
|
|
|
592 |
nombreStations += parseInt(maille.properties.stations[source]);
|
|
|
593 |
}
|
|
|
594 |
}
|
|
|
595 |
if (nombreStations > 0) {
|
|
|
596 |
maille.on('click', surClicMaille);
|
|
|
597 |
maille.setStyle({fillColor : genererCouleur(nombreStations), fillOpacity: 0.45, opacity: 0.7});
|
|
|
598 |
} else {
|
|
|
599 |
maille.setStyle({fillOpacity: 0, opacity: 0});
|
|
|
600 |
maille.off('click');
|
|
|
601 |
}
|
|
|
602 |
}
|
|
|
603 |
|
|
|
604 |
function genererCouleur(nombrePoints) {
|
|
|
605 |
var couleur = {'bleu': 231, 'vert': 224, 'rouge': 64},
|
|
|
606 |
seuils = [1, 10, 50 ,100, 500, 1000, 2500],
|
|
|
607 |
pas = 26,
|
|
|
608 |
position = 0;
|
|
|
609 |
for (var index = 1; index < seuils.length-1 && nombrePoints >= seuils[index]; index ++) {
|
|
|
610 |
position ++;
|
|
|
611 |
}
|
|
|
612 |
couleur.vert -= position*pas;
|
|
|
613 |
return 'rgb('+couleur.bleu+','+couleur.vert+','+couleur.rouge+')';
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
function surClicMaille(event) {
|
|
|
617 |
map.fitBounds(event.layer.getBounds());
|
|
|
618 |
}
|
|
|
619 |
|
|
|
620 |
function afficherLegende() {
|
|
|
621 |
if (legende == null) {
|
|
|
622 |
legende = new L.Control({position : 'bottomright'});
|
|
|
623 |
legende.onAdd = function(map) {
|
|
|
624 |
var contenuHtml = '';
|
|
|
625 |
if (typeSite == 'maille') {
|
|
|
626 |
contenuHtml = construireContenuHtmlLegendeMailles();
|
|
|
627 |
} else {
|
|
|
628 |
contenuHtml = construireContenuHtmlLegendePoints();
|
|
|
629 |
}
|
|
|
630 |
return contenuHtml;
|
|
|
631 |
};
|
|
|
632 |
map.addControl(legende);
|
|
|
633 |
}
|
|
|
634 |
}
|
|
|
635 |
|
|
|
636 |
function construireContenuHtmlLegendeMailles() {
|
|
|
637 |
var div = L.DomUtil.create('div', 'info');
|
|
|
638 |
div.innerHTML = '<h4>' + titreLegende + '</h4>';
|
|
|
639 |
var seuils = [1, 10, 50 ,100, 500, 1000, 2500];
|
|
|
640 |
var labels = [];
|
|
|
641 |
for (var i = 0; i < seuils.length; i ++) {
|
|
|
642 |
div.innerHTML +=
|
|
|
643 |
'<div class="legend">'+
|
|
|
644 |
'<span class="couleur-maille" style="background:' + genererCouleur(seuils[i] + 1) + '">'+
|
|
|
645 |
'</span>'+seuils[i]+ (i + 1 < seuils.length ? '–' + seuils[i + 1] : '+')+
|
|
|
646 |
'</div>';
|
|
|
647 |
}
|
|
|
648 |
return div;
|
|
|
649 |
}
|
|
|
650 |
|
|
|
651 |
function masquerLegende() {
|
|
|
652 |
if (legende != null) {
|
|
|
653 |
map.removeControl(legende);
|
|
|
654 |
legende = null;
|
|
|
655 |
}
|
|
|
656 |
}
|
|
|
657 |
|
|
|
658 |
function genererInfobulleMailles() {
|
|
|
659 |
coucheSites.eachLayer(function(layer) {
|
|
|
660 |
if (layer.typeSite == 'maille') {
|
|
|
661 |
genererInfobulle(layer);
|
|
|
662 |
}
|
|
|
663 |
});
|
|
|
664 |
}
|
|
|
665 |
|
|
|
666 |
function genererInfobulle(maille) {
|
|
|
667 |
var sources = maille.properties.source;
|
|
|
668 |
var textes = new Array();
|
|
|
669 |
for (var index = 0; index < sources.length; index ++) {
|
|
|
670 |
var source = sources[index];
|
|
|
671 |
if (typeof(maille.properties.stations[source]) != 'undefined') {
|
|
|
672 |
textes.push(source+" : "+maille.properties.stations[source]+" stations, "
|
|
|
673 |
+maille.properties.observations[source]+" observations");
|
|
|
674 |
}
|
|
|
675 |
}
|
|
|
676 |
var contenu = textes.join('<br />');
|
|
|
677 |
maille.on('mouseover', function() {
|
|
|
678 |
afficherTooltip(contenu, map.latLngToContainerPoint(maille.getBounds().getSouthWest()));
|
|
|
679 |
});
|
|
|
680 |
maille.on('mouseout', function() {
|
|
|
681 |
$("#tooltip").css('display', 'none');
|
|
|
682 |
});
|
|
|
683 |
}
|
|
|
684 |
|
|
|
685 |
function afficherTooltip(texte, point) {
|
|
|
686 |
$("#tooltip").html(texte);
|
|
|
687 |
if ($("#tooltip").css('display') == 'none') {
|
|
|
688 |
var x = point.x - 15;
|
|
|
689 |
var y = point.y + (typeSite == 'maille' ? 1 : 10);
|
|
|
690 |
$("#tooltip").css('display', 'block');
|
|
|
691 |
$("#tooltip").css('left', x + 'px');
|
|
|
692 |
$("#tooltip").css('top', y + 'px');
|
|
|
693 |
}
|
|
|
694 |
}
|
|
|
695 |
|
|
|
696 |
|
|
|
697 |
|
|
|
698 |
|
|
|
699 |
// ====================================================================
|
|
|
700 |
// Gestion des points
|
|
|
701 |
|
|
|
702 |
function ajouterPoint(feature) {
|
|
|
703 |
var iconePoint = new L.Icon({ iconUrl : pointImageUrl, iconSize : [16, 16] }),
|
|
|
704 |
iconeCommune = new L.Icon({ iconUrl : communeImageUrl, iconSize : [24, 32] }),
|
|
|
705 |
icone = (feature.properties.typeSite == 'STATION') ? iconePoint : iconeCommune,
|
|
|
706 |
point = new L.LatLng(feature.geometry.coordinates[0], feature.geometry.coordinates[1]);
|
|
|
707 |
var marker = new L.Cluster(point, {
|
|
|
708 |
icon : icone,
|
|
|
709 |
titre : feature.properties.nom
|
|
|
710 |
});
|
|
|
711 |
marker.typeSite = feature.properties.typeSite.toLowerCase();
|
|
|
712 |
marker.source = feature.properties.source;
|
|
|
713 |
marker.on('click', surClicMarqueur);
|
|
|
714 |
marker.on('mouseover', function() {
|
|
|
715 |
afficherTooltip(marker.options.titre, map.latLngToContainerPoint(marker.getLatLng()));
|
|
|
716 |
});
|
|
|
717 |
marker.on('mouseout', function() {
|
|
|
718 |
$("#tooltip").css('display', 'none');
|
|
|
719 |
});
|
|
|
720 |
coucheSites.ajouterPoint(marker);
|
|
|
721 |
}
|
|
|
722 |
|
|
|
723 |
function construireContenuHtmlLegendePoints() {
|
|
|
724 |
var div = L.DomUtil.create('div', 'info');
|
|
|
725 |
div.innerHTML =
|
|
|
726 |
'<h4>Stations</h4>'+
|
|
|
727 |
'<div class="legend"><table>'+
|
|
|
728 |
'<tr>'+
|
|
|
729 |
'<td class="image-station"><img src="'+communeImageUrl+'" width="24" height="32" /></td>'+
|
|
|
730 |
'<td class="label-station">Commune</td>'+
|
|
|
731 |
'</tr>'+
|
|
|
732 |
'<tr>'+
|
|
|
733 |
'<td class="image-station"><img src="'+pointImageUrl+'" /></td>'+
|
|
|
734 |
'<td class="label-station">Lieu précis</td>'+
|
|
|
735 |
'</tr>'+
|
|
|
736 |
'<tr>'+
|
|
|
737 |
'<td class="image-station"><img src="'+clusterImageUrl+'" width="20" height="20" /></td>'+
|
|
|
738 |
'<td class="label-station">Groupe de stations proches</td>'+
|
|
|
739 |
'</tr>'+
|
|
|
740 |
'</table></div>';
|
|
|
741 |
return div;
|
|
|
742 |
}
|
|
|
743 |
|
|
|
744 |
|
|
|
745 |
function surClicMarqueur(event) {
|
|
|
746 |
var nombreMarkers = event.target.recupererMarkers().length;
|
|
|
747 |
if (nombreMarkers == 1 || map.getZoom() == map.getMaxZoom()) {
|
|
|
748 |
recupererObservations(event.target);
|
|
|
749 |
} else {
|
|
|
750 |
map.setView(event.target.getLatLng(), Math.min(map.getZoom()+2, map.getMaxZoom()));
|
|
|
751 |
}
|
|
|
752 |
}
|
|
|
753 |
|
|
|
754 |
function recupererObservations(cluster) {
|
|
|
755 |
pointClique = cluster;
|
|
|
756 |
var latlng = cluster.getLatLng();
|
|
|
757 |
afficherMessageChargement('observations');
|
|
|
758 |
var parametres = {
|
|
|
759 |
"source" : recupererSourcesCluster(cluster),
|
|
|
760 |
"stations" : construireListeStationsCluster(cluster),
|
|
|
761 |
"num_taxon" : numTaxon,
|
|
|
762 |
"nn" : nn,
|
|
|
763 |
"referentiel" : referentiel,
|
|
|
764 |
"auteur" : auteur,
|
|
|
765 |
"date_debut" : dateDebut,
|
|
|
766 |
"date_fin" : dateFin,
|
|
|
767 |
"nb_jours" : nbJours
|
|
|
768 |
};
|
|
|
769 |
url = urlBase + "observations?" + convertirEnParametresUrl(parametres);
|
|
|
770 |
fonctionCallback = traiterDonneesObservations;
|
|
|
771 |
executerAJAX();
|
|
|
772 |
}
|
|
|
773 |
|
|
|
774 |
function recupererSourcesCluster(cluster) {
|
|
|
775 |
var markers = cluster.recupererMarkers();
|
|
|
776 |
var sourcesCluster = [];
|
|
|
777 |
for (var index = 0; index < markers.length; index ++) {
|
|
|
778 |
if (sourcesCluster.indexOf(markers[index].source) == -1) {
|
|
|
779 |
sourcesCluster.push(markers[index].source);
|
|
|
780 |
}
|
|
|
781 |
}
|
|
|
782 |
return sourcesCluster.join(',');
|
|
|
783 |
}
|
|
|
784 |
|
|
|
785 |
function construireListeStationsCluster(cluster) {
|
|
|
786 |
var markers = cluster.recupererMarkers();
|
|
|
787 |
var listePoints = [];
|
|
|
788 |
for (var index = 0; index < markers.length; index ++) {
|
|
|
789 |
var latlng = markers[index].getLatLng();
|
|
|
790 |
listePoints.push(markers[index].source+":"+markers[index].typeSite+":"+latlng.lng+","+latlng.lat);
|
|
|
791 |
}
|
|
|
792 |
return listePoints.join('|');
|
|
|
793 |
}
|
|
|
794 |
|
|
|
795 |
function traiterDonneesObservations() {
|
|
|
796 |
masquerMessageChargement();
|
|
|
797 |
var texte = requeteChargementPoints.responseText;
|
|
|
798 |
if (!estStatutRequeteOK()) {
|
|
|
799 |
alert(texte);
|
|
|
800 |
} else {
|
|
|
801 |
obsJSON = eval("(function(){return " + texte + ";})()");
|
|
|
802 |
if (obsJSON != null) {
|
|
|
803 |
viderListeObservations();
|
|
|
804 |
if (obsJSON.total > 0) {
|
|
|
805 |
doitRafraichirCarte = false;
|
|
|
806 |
map.setView(new L.LatLng(pointClique.getLatLng().lat, pointClique.getLatLng().lng), map.getZoom());
|
|
|
807 |
afficherInfoBulle();
|
|
|
808 |
} else if (infoBulle != null) {
|
|
|
809 |
masquerInfoBulle();
|
|
|
810 |
}
|
|
|
811 |
}
|
|
|
812 |
}
|
|
|
813 |
}
|
|
|
814 |
|
|
|
815 |
|
|
|
816 |
|
|
|
817 |
|
|
|
818 |
// ====================================================================
|
|
|
819 |
// Gestion de l'infobulle
|
|
|
820 |
|
|
|
821 |
var obsJSON = null,
|
|
|
822 |
pointClique = null,
|
|
|
823 |
obsStation = [],
|
|
|
824 |
pagineur = {'limite':100, 'start':0, 'total':0, 'stationId':null, 'format':'tableau'};
|
|
|
825 |
|
|
|
826 |
function afficherInfoBulle() {
|
|
|
827 |
var latitude = pointClique.getLatLng().lat;
|
|
|
828 |
var longitude = pointClique.getLatLng().lng;
|
|
|
829 |
infoBulle = new L.Popup({maxWidth : definirLargeurInfoBulle(), maxHeight : 380});
|
|
|
830 |
infoBulle.setLatLng(new L.LatLng(latitude, longitude));
|
|
|
831 |
infoBulle.setContent($("#tpl-obs").html());
|
|
|
832 |
infoBulle.openOn(map);
|
|
|
833 |
remplirContenuPopup();
|
|
|
834 |
$('#info-bulle').css('width', '99%');
|
|
|
835 |
$('#observations').css('height', '250px');
|
|
|
836 |
$('#observations').css('overflow', 'auto');
|
|
|
837 |
$('.leaflet-popup-scrolled').css('overflow', 'visible');
|
|
|
838 |
}
|
|
|
839 |
|
|
|
840 |
function viderListeObservations() {
|
|
|
841 |
obsStation = new Array();
|
|
|
842 |
}
|
|
|
843 |
|
|
|
844 |
function definirLargeurInfoBulle() {
|
|
|
845 |
var largeurViewPort = $(window).width();
|
|
|
846 |
var lageurInfoBulle = null;
|
|
|
847 |
if (largeurViewPort < 800) {
|
|
|
848 |
largeurInfoBulle = 400;
|
|
|
849 |
} else if (largeurViewPort >= 800 && largeurViewPort < 1200) {
|
|
|
850 |
largeurInfoBulle = 500;
|
|
|
851 |
} else if (largeurViewPort >= 1200) {
|
|
|
852 |
largeurInfoBulle = 600;
|
|
|
853 |
}
|
|
|
854 |
return largeurInfoBulle;
|
|
|
855 |
}
|
|
|
856 |
|
|
|
857 |
function redimensionnerPopup() {
|
|
|
858 |
$('.leaflet-popup-content*').css('width', definirLargeurInfoBulle());
|
|
|
859 |
$('#info-bulle').css('width', '99%');
|
|
|
860 |
}
|
|
|
861 |
|
|
|
862 |
function remplirContenuPopup() {
|
|
|
863 |
ajouterTableauTriable("#obs-tableau");
|
|
|
864 |
ajouterTitre();
|
|
|
865 |
afficherTableau();
|
|
|
866 |
afficherTexteStationId();
|
|
|
867 |
}
|
|
|
868 |
|
|
|
869 |
function masquerInfoBulle() {
|
|
|
870 |
if (infoBulle != null && map.hasLayer(infoBulle)) {
|
|
|
871 |
map.removeLayer(infoBulle);
|
|
|
872 |
}
|
|
|
873 |
infoBulle = null;
|
|
|
874 |
}
|
|
|
875 |
|
|
|
876 |
function ajouterTitre() {
|
|
|
877 |
var texteStationTitre = obsJSON.total + ' observation' + (obsJSON.total > 1 ? 's' : '')
|
|
|
878 |
+ ' sur ' + (pointClique.typeSite=='station' ? 'la station : ' : 'la commune : ')
|
|
|
879 |
+ pointClique.options.title;
|
|
|
880 |
$('#obs-station-titre').text(texteStationTitre);
|
|
|
881 |
}
|
|
|
882 |
|
|
|
883 |
function afficherTableau() {
|
|
|
884 |
construireListeObservations();
|
|
|
885 |
afficherPagination();
|
|
|
886 |
afficherObservationsDansHTML();
|
|
|
887 |
}
|
|
|
888 |
|
|
|
889 |
function construireListeObservations() {
|
|
|
890 |
if (obsStation.length==0) {
|
|
|
891 |
// premiere execution de la fonction : faire une copie des objets JSON decrivant les observations
|
|
|
892 |
for (var index = 0; index < obsJSON.observations.length; index ++) {
|
|
|
893 |
obsStation.push(obsJSON.observations[index]);
|
|
|
894 |
}
|
|
|
895 |
}
|
|
|
896 |
pagineur.total = obsStation.length;
|
|
|
897 |
}
|
|
|
898 |
|
|
|
899 |
function afficherPagination() {
|
|
|
900 |
$(".navigation").pagination(pagineur.total, {
|
|
|
901 |
items_per_page:pagineur.limite,
|
|
|
902 |
callback:afficherObservationsDansHTML,
|
|
|
903 |
next_text:'Suivant',
|
|
|
904 |
prev_text:'Précédent',
|
|
|
905 |
prev_show_always:false,
|
|
|
906 |
num_edge_entries:1,
|
|
|
907 |
num_display_entries:4,
|
|
|
908 |
load_first_page:true
|
|
|
909 |
});
|
|
|
910 |
}
|
|
|
911 |
|
|
|
912 |
function afficherObservationsDansHTML(indexPage) {
|
|
|
913 |
$("#obs-tableau-lignes").empty();
|
|
|
914 |
if (typeof(indexPage) == 'undefined') {
|
|
|
915 |
indexPage = 0;
|
|
|
916 |
}
|
|
|
917 |
var depart = indexPage * pagineur.limite;
|
|
|
918 |
var obsPage = [];
|
|
|
919 |
for (var index = depart; index < depart + pagineur.limite; index ++) {
|
|
|
920 |
obsPage.push(obsStation[index]);
|
|
|
921 |
}
|
|
|
922 |
$("#tpl-obs-tableau").tmpl(obsPage).appendTo("#obs-tableau-lignes");
|
|
|
923 |
mettreAJourTableauTriable();
|
|
|
924 |
}
|
|
|
925 |
|
|
|
926 |
function ajouterTableauTriable() {
|
|
|
927 |
$.tablesorter.addParser({
|
|
|
928 |
id: 'date_cel',
|
|
|
929 |
is: function(s) {
|
|
|
930 |
// doit retourner false si le parseur n'est pas autodétecté
|
|
|
931 |
return /^\s*\d{2}[\/-]\d{2}[\/-]\d{4}\s*$/.test(s);
|
|
|
932 |
},
|
|
|
933 |
format: function(date) {
|
|
|
934 |
// Transformation date jj/mm/aaaa en aaaa/mm/jj
|
|
|
935 |
date = date.replace(/^\s*(\d{2})[\/-](\d{2})[\/-](\d{4})\s*$/, "$3-$2-$1");
|
|
|
936 |
// Remplace la date par un nombre de millisecondes pour trier numériquement
|
|
|
937 |
return $.tablesorter.formatFloat(new Date(date).getTime());
|
|
|
938 |
},
|
|
|
939 |
type: 'numeric'
|
|
|
940 |
});
|
|
|
941 |
$("#obs-tableau").tablesorter({
|
|
|
942 |
headers: {
|
|
|
943 |
1: {
|
|
|
944 |
sorter:'date_cel'
|
|
|
945 |
}
|
|
|
946 |
}
|
|
|
947 |
});
|
|
|
948 |
}
|
|
|
949 |
|
|
|
950 |
function mettreAJourTableauTriable() {
|
|
|
951 |
$("#obs-tableau").trigger('update');
|
|
|
952 |
}
|
|
|
953 |
|
|
|
954 |
function afficherTexteStationId() {
|
|
|
955 |
var latitude = pointClique.getLatLng().lat.toFixed(5);
|
|
|
956 |
var longitude = pointClique.getLatLng().lng.toFixed(5);
|
|
|
957 |
var texteStationId = pointClique.typeSite.toUpperCase() + ':'
|
|
|
958 |
+ latitude + '|' + longitude + ', SOURCE:' + pointClique.source;
|
|
|
959 |
$('#obs-station-id').text(texteStationId);
|
|
|
960 |
}
|