Systèmes de référence de coordonnées

L'API du Géoportail supporte les systèmes de référence de coordonnées définis par les standards OGC. On trouvera donc aussi bien des systèmes EPSG que des systèmes basés sur le catalogue de l'IGN. Ce catalogue fournit chaque fois que c'est possible la correspondance entre un code IGNF et un code EPSG.

Les systèmes de référence de coordonnées utilisés dépendent du territoire accédé, ainsi que du service utilisé (par défaut, les coordonnées de la souris peuvent être dans l'un quelconque des systèmes de référence de coordonnées supporté sauf mention contraire explicite). Les principaux systèmes de référence de coordonnées sont :

Code Nom du territoire Système de coordonnées Services Support type API
FXX France métropolitaine IGNF:GEOPORTALFXX
IGNF:RGF93G
IGNF:LAMB93
IGNF:LAMBE
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
GLP
SBA
SMA
Guadeloupe
Saint-Bartélémy
Saint-Martin
IGNF:GEOPORTALANF
IGNF:WGS84RRAFGEO
IGNF:UTM20W84GUAD
IGNF:GUADFM49U20
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
GUF Guyane IGNF:GEOPORTALGUF
IGNF:RGFG95GEO
IGNF:UTM22RGFG95
IGNF:CSG67UTM22
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
MTQ Martinique IGNF:GEOPORTALANF
IGNF:WGS84RRAFGEO
IGNF:UTM20W84MART
IGNF:MART38UTM20
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
MYT Mayotte
Juan de Nova
Glorieuses
Tromelin
IGNF:GEOPORTALMYT
IGNF:RGM04GEO
IGNF:RGM04UTM38S
IGNF:MAYO50UTM38S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
NCL Nouvelle Calédonie IGNF:GEOPORTALNCL
IGNF:RGNCGEO
IGNF:RGNCUTM58S
IGNF:IGN72UTM58S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
PYF Polynésie Française IGNF:GEOPORTALPYF
IGNF:RGPFGEO
IGNF:RGPFUTM5S
IGNF:TAHAAUTM05S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
REU Réunion
Iles Basas da India
Europa
IGNF:GEOPORTALREU
IGNF:RGR92GEO
IGNF:RGR92UTM40S
IGNF:REUN47GAUSSL
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
SPM Saint Pierre et Miquelon IGNF:GEOPORTALSPM
IGNF:RGSPM06GEO
IGNF:RGSPM06U21
IGNF:STPM50UTM21
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
WLF Wallis et Futuna IGNF:GEOPORTALWLF
IGNF:WGS84G
IGNF:UTM01SW84
IGNF:WALL78UTM1S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
CRZ Crozet IGNF:GEOPORTALCRZ
IGNF:WGS84G
IGNF:UTM39SW84
IGNF:CROZ63UTM39S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
KER Kerguelen IGNF:GEOPORTALKER
IGNF:WGS84G
IGNF:UTM42SW84
IGNF:KERG62UTM42S
WMS-C,
WFS,
WMS
toutes
toutes
toutes
étendue seulement
ASP Saint-Paul and Amsterdam IGNF:GEOPORTALASP
IGNF:WGS84G
IGNF:UTM43SW84
WMS-C,
WFS,
WMS
toutes
toutes
toutes
ATF Dumont d'Urville IGNF:TERA50STEREO WMS-C toutes
WLD La Terre IGNF:MILLER
CRS:84
WMS-C toutes
toutes

Un accès en systèmes de coordonnées légaux sera mis à disposition pour les applications professionnelles (WMS, WFS) sur SIG à partir de la version 1.0 de l'API.

Les services WMS seront ouverts à partir de la version 1.2 de l'API sur les données vecteurs/images de l'IGN.

Les services WFS seront ouverts à partir de la version 2.0 de l'API sur les données vecteurs de l'IGN.

Codes EPSG des systèmes de coordonnées IGNF pour le WMS-C

Ces codes peuvent être utilisés dans des requêtes WMS-C :

Code IGNF Code EPSG Définition WKT
IGNF:GEOPORTALFXX EPSG:310024802 PROJCS["Géoportail - France métropolitaine",GEOGCS["Réseau géodésique français 1993",DATUM["Réseau géodésique français 1993",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG024"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGF93G"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9001"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",46.500000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALFXX"]]
IGNF:GEOPORTALANF EPSG:310915814 PROJCS["Géoportail - Antilles françaises",GEOGCS["Réseau de référence des Antilles françaises (1988-1991)",DATUM["Réseau de référence des Antilles françaises (1988-1991)",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG495"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","WGS84RRAFGEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9002"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",15.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALANF"]]
IGNF:GEOPORTALGUF EPSG:310486805 PROJCS["Géoportail - Guyane",GEOGCS["Réseau géodésique français de Guyane 1995",DATUM["Réseau géodésique français de Guyane 1995",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG486"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGFG95GEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9003"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",4.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALGUF"]]
IGNF:GEOPORTALREU EPSG:310700806 PROJCS["Géoportail - Réunion et dépendances",GEOGCS["Réseau géodésique de la Réunion 1992",DATUM["Réseau géodésique de la Réunion 1992 (RGR92)",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG700"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGR92GEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9004"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-21.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALREU"]]
IGNF:GEOPORTALMYT EPSG:310702807 PROJCS["Géoportail - Mayotte",GEOGCS["RGM04 (Réseau Géodésique de Mayotte 2004)",DATUM["RGM04 (RESEAU GEODESIQUE DE MAYOTTE 2004)",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG702"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGM04GEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9005"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-12.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALMYT"]]
IGNF:GEOPORTALSPM EPSG:310706808 PROJCS["Géoportail - Saint-Pierre et Miquelon",GEOGCS["Saint-Pierre-et-Miquelon (2006)",DATUM["St Pierre et Miquelon 2006",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG706"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGSPM06GEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9006"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",47.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALSPM"]]
IGNF:GEOPORTALNCL EPSG:310547809 PROJCS["Géoportail - Nouvelle-Calédonie",GEOGCS["Réseau Géodésique de Nouvelle-Calédonie",DATUM["RESEAU GEODESIQUE DE NOUVELLE-CALEDONIE (RGNC 1991)",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG547"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGNCGEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9007"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-22.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALNCL"]]
IGNF:GEOPORTALWLF EPSG:310642810 PROJCS["Géoportail - Wallis et Futuna",GEOGCS["World Geodetic System 1984",DATUM["WGS84",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0.0000,0.0000,0.0000,0.000000],AUTHORITY["IGNF","REG642"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","WGS84G"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9008"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-14.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALWLF"]]
IGNF:GEOPORTALPYF EPSG:310032811 PROJCS["Géoportail - Polynésie française",GEOGCS["RGPF (Réseau Géodésique de Polynésie Française)",DATUM["RGPF (RESEAU GEODESIQUE DE POLYNESIE FRANCAISE)",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG032"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGPFGEO"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9009"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-15.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALPYF"]]
IGNF:GEOPORTALKER EPSG:310642812 PROJCS["Géoportail - Kerguelen",GEOGCS["Réseau Géodésique des TAAF (2007) (dms)",DATUM["RESEAU GEODESIQUE DES TERRES AUSTRALES ET ANTARCTIQUES FRANCAISES 2007",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG036"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGTAAF07G"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9010"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-49.500000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALKER"]]
IGNF:GEOPORTALCRZ EPSG:310642801 PROJCS["Géoportail - Crozet",GEOGCS["Réseau Géodésique des TAAF (2007) (dms)",DATUM["RESEAU GEODESIQUE DES TERRES AUSTRALES ET ANTARCTIQUES FRANCAISES 2007",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG036"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGTAAF07G"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9011"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-46.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALCRZ"]]
IGNF:GEOPORTALASP EPSG:310642813 PROJCS["Géoportail - Amsterdam et Saint-Paul",GEOGCS["Réseau Géodésique des TAAF (2007) (dms)",DATUM["RESEAU GEODESIQUE DES TERRES AUSTRALES ET ANTARCTIQUES FRANCAISES 2007",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0,0,0,0],AUTHORITY["IGNF","REG036"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","RGTAAF07G"]],PROJECTION["Equirectangular",AUTHORITY["IGNF","PRC9012"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["latitude_of_origin",0.000000000],PARAMETER["central_meridian",0.000000000],PARAMETER["standard_parallel_1",-38.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","GEOPORTALASP"]]
IGNF:TERA50STEREO EPSG:2986 PROJCS["Terre Adélie 1950",GEOGCS["Pointe Géologie - Perroud 1950",DATUM["Pointe géologie-Perroud 1950",SPHEROID["International-Hayford 1909",6378388.0000,297.0000000000000,AUTHORITY["IGNF","ELG001"]],TOWGS84[324.9120,153.2820,172.0260,0,0,0,0],AUTHORITY["IGNF","REG009"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","TERA50G"]],PROJECTION["Oblique_Stereographic",AUTHORITY["IGNF","PRC0901"]],PARAMETER["semi_major",6378388.0000],PARAMETER["semi_minor",6356911.9461],PARAMETER["latitude_of_origin",-90.000000000],PARAMETER["central_meridian",140.000000000],PARAMETER["scale_factor",0.96027295],PARAMETER["false_easting",300000.000],PARAMETER["false_northing",-2299363.482],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","TERA50STEREO"]]
IGNF:MILLER EPSG:310642901 PROJCS["Géoportail - Monde",GEOGCS["World Geodetic System 1984",DATUM["WGS84",SPHEROID["IAG GRS 1980",6378137.0000,298.2572221010000,AUTHORITY["IGNF","ELG037"]],TOWGS84[0.0000,0.0000,0.0000,0.0000,0.0000,0.0000,0.000000],AUTHORITY["IGNF","REG642"]],PRIMEM["Greenwich",0.000000000,AUTHORITY["IGNF","LGO01"]],UNIT["degree",0.01745329251994330],AXIS["Longitude",EAST],AXIS["Latitude",NORTH],AUTHORITY["IGNF","WGS84G"]],PROJECTION["Miller_Cylindrical",AUTHORITY["IGNF","PRC9901"]],PARAMETER["semi_major",6378137.0000],PARAMETER["semi_minor",6378137.0000],PARAMETER["central_meridian",0.000000000],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],UNIT["metre",1],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","MILLER"]]

Les codes en italiques ne sont pas des codes EPSG officiels.

API Web 2D en Javascript

L'API Javascript du Géoportail supporte les systèmes de référence de coordonnées définis au travers du projet PROJ4JS.

Accès à des systèmes de référence de coordonnées non inclus dans l'API

L'API ne supportant qu'un nombre limité de systèmes de référence de coordonnées (plus de 200 dans l'API étendue), il peut être nécessaire d'accéder à de nouveaux systèmes de référence de coordonnées. Pour charger un système, l'API utilise un appel Ajax sur le site Spatial Reference, il faut donc qu'un proxy soit mis en place pour cela (Cf. Accès aux données).

Il est possible aussi d'insérer directement dans la page le code du système de référence de coordonnées. Ce faisant, il faut le faire avant l'appel à la création de la carte comme suit :

<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title></title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
  </head>
  <body>
    <div id="plancheCartographique" style="width:800px;height:600px;"></div>
    <script
        type="text/javascript"
        src="http://api.ign.fr/geoportail/api?v=VERSION&amp;key=VOTRE_LICENCE&amp;instance=maCarte&amp;">
    <!--
      -->
    </script>
    <script type="text/javascript">
    <!--
        function initGeoportalMap() {
            // Ajout d'une nouvelle projection:
            Proj4js.defs['EPSG:32630']=
'+proj=utm +zone=30 +ellps=WGS84 +datum=WGS84 +units=m +no_defs +title=UTM Nord Zone 30 - France';
            //Cette fonction sera exécutée au chargement de la page HTML
            //La carte doit y être créée et paramétrée
            geoportalLoadmaCarte("plancheCartographique", "normal" );
            maCarte.addGeoportalLayers(maCarte.allowedGeoportalLayers);
        }
      -->
    </script>
  </body>
</html>