233 lines
6.5 KiB
TypeScript
233 lines
6.5 KiB
TypeScript
import type { AnyLayer, Style, RasterLayer, RasterSource } from 'maplibre-gl';
|
||
import invariant from 'tiny-invariant';
|
||
|
||
import cadastreLayers from './layers/cadastre';
|
||
|
||
function ignServiceURL(
|
||
layer: string,
|
||
env = 'decouverte',
|
||
format = 'image/png'
|
||
) {
|
||
const url = `https://wxs.ign.fr/${env}/geoportail/wmts`;
|
||
const query =
|
||
'service=WMTS&request=GetTile&version=1.0.0&tilematrixset=PM&tilematrix={z}&tilecol={x}&tilerow={y}&style=normal';
|
||
|
||
return `${url}?${query}&layer=${layer}&format=${format}`;
|
||
}
|
||
|
||
const OPTIONAL_LAYERS: { label: string; id: string; layers: string[][] }[] = [
|
||
{
|
||
label: 'UNESCO',
|
||
id: 'unesco',
|
||
layers: [
|
||
['Aires protégées Géoparcs', 'PROTECTEDAREAS.GP'],
|
||
['Réserves de biosphère', 'PROTECTEDAREAS.BIOS']
|
||
]
|
||
},
|
||
{
|
||
label: 'Arrêtés de protection',
|
||
id: 'arretes_protection',
|
||
layers: [
|
||
['Arrêtés de protection de biotope', 'PROTECTEDAREAS.APB'],
|
||
['Arrêtés de protection de géotope', 'PROTECTEDAREAS.APG']
|
||
]
|
||
},
|
||
{
|
||
label: 'Conservatoire du Littoral',
|
||
id: 'conservatoire_littoral',
|
||
layers: [
|
||
[
|
||
'Conservatoire du littoral : parcelles protégées',
|
||
'PROTECTEDAREAS.MNHN.CDL.PARCELS'
|
||
],
|
||
[
|
||
'Conservatoire du littoral : périmètres d’intervention',
|
||
'PROTECTEDAREAS.MNHN.CDL.PERIMETER'
|
||
]
|
||
]
|
||
},
|
||
{
|
||
label: 'Réserves nationales de chasse et de faune sauvage',
|
||
id: 'reserves_chasse_faune_sauvage',
|
||
layers: [
|
||
[
|
||
'Réserves nationales de chasse et de faune sauvage',
|
||
'PROTECTEDAREAS.RNCF'
|
||
]
|
||
]
|
||
},
|
||
{
|
||
label: 'Réserves biologiques',
|
||
id: 'reserves_biologiques',
|
||
layers: [['Réserves biologiques', 'PROTECTEDAREAS.RB']]
|
||
},
|
||
{
|
||
label: 'Réserves naturelles',
|
||
id: 'reserves_naturelles',
|
||
layers: [
|
||
['Réserves naturelles nationales', 'PROTECTEDAREAS.RN'],
|
||
[
|
||
'Périmètres de protection de réserves naturelles',
|
||
'PROTECTEDAREAS.MNHN.RN.PERIMETER'
|
||
],
|
||
['Réserves naturelles de Corse', 'PROTECTEDAREAS.RNC'],
|
||
[
|
||
'Réserves naturelles régionales',
|
||
'PROTECTEDSITES.MNHN.RESERVES-REGIONALES'
|
||
]
|
||
]
|
||
},
|
||
{
|
||
label: 'Natura 2000',
|
||
id: 'natura_2000',
|
||
layers: [
|
||
['Sites Natura 2000 (Directive Habitats)', 'PROTECTEDAREAS.SIC'],
|
||
['Sites Natura 2000 (Directive Oiseaux)', 'PROTECTEDAREAS.ZPS']
|
||
]
|
||
},
|
||
{
|
||
label: 'Zones humides d’importance internationale',
|
||
id: 'zones_humides',
|
||
layers: [
|
||
['Zones humides d’importance internationale', 'PROTECTEDAREAS.RAMSAR']
|
||
]
|
||
},
|
||
{
|
||
label: 'ZNIEFF',
|
||
id: 'znieff',
|
||
layers: [
|
||
[
|
||
'Zones naturelles d’intérêt écologique faunistique et floristique de type 1 (ZNIEFF 1 mer)',
|
||
'PROTECTEDAREAS.ZNIEFF1.SEA'
|
||
],
|
||
[
|
||
'Zones naturelles d’intérêt écologique faunistique et floristique de type 1 (ZNIEFF 1)',
|
||
'PROTECTEDAREAS.ZNIEFF1'
|
||
],
|
||
[
|
||
'Zones naturelles d’intérêt écologique faunistique et floristique de type 2 (ZNIEFF 2 mer)',
|
||
'PROTECTEDAREAS.ZNIEFF2.SEA'
|
||
],
|
||
[
|
||
'Zones naturelles d’intérêt écologique faunistique et floristique de type 2 (ZNIEFF 2)',
|
||
'PROTECTEDAREAS.ZNIEFF2'
|
||
]
|
||
]
|
||
},
|
||
{
|
||
label: 'Cadastre',
|
||
id: 'cadastres',
|
||
layers: [['Cadastre', 'CADASTRE']]
|
||
}
|
||
];
|
||
|
||
function buildSources() {
|
||
return Object.fromEntries(
|
||
OPTIONAL_LAYERS.filter(({ id }) => id !== 'cadastres')
|
||
.flatMap(({ layers }) => layers.map(([, code]) => code))
|
||
.map((code) => [
|
||
getLayerCode(code),
|
||
rasterSource(
|
||
[ignServiceURL(code, 'environnement')],
|
||
'IGN-F/Géoportail/MNHN'
|
||
)
|
||
])
|
||
);
|
||
}
|
||
|
||
function rasterSource(tiles: string[], attribution: string): RasterSource {
|
||
return {
|
||
type: 'raster',
|
||
tiles,
|
||
tileSize: 256,
|
||
attribution,
|
||
minzoom: 0,
|
||
maxzoom: 18
|
||
};
|
||
}
|
||
|
||
function rasterLayer(source: string, opacity: number): RasterLayer {
|
||
return {
|
||
id: source,
|
||
source,
|
||
type: 'raster',
|
||
paint: { 'raster-resampling': 'linear', 'raster-opacity': opacity }
|
||
};
|
||
}
|
||
|
||
export function buildOptionalLayers(
|
||
ids: string[],
|
||
opacity: Record<string, number>
|
||
): AnyLayer[] {
|
||
return OPTIONAL_LAYERS.filter(({ id }) => ids.includes(id))
|
||
.flatMap(({ layers, id }) =>
|
||
layers.map(([, code]) => [code, opacity[id] / 100] as const)
|
||
)
|
||
.flatMap(([code, opacity]) =>
|
||
code === 'CADASTRE'
|
||
? cadastreLayers
|
||
: [rasterLayer(getLayerCode(code), opacity)]
|
||
);
|
||
}
|
||
|
||
export const NBS = ' ' as const;
|
||
|
||
export function getLayerName(layer: string): string {
|
||
const name = OPTIONAL_LAYERS.find(({ id }) => id == layer);
|
||
invariant(name, `Layer "${layer}" not found`);
|
||
return name.label.replace(/\s/g, NBS);
|
||
}
|
||
|
||
function getLayerCode(code: string) {
|
||
return code.toLowerCase().replace(/\./g, '-');
|
||
}
|
||
|
||
export default {
|
||
version: 8,
|
||
metadat: {
|
||
'mapbox:autocomposite': false,
|
||
'mapbox:groups': {
|
||
1444849242106.713: { collapsed: false, name: 'Places' },
|
||
1444849334699.1902: { collapsed: true, name: 'Bridges' },
|
||
1444849345966.4436: { collapsed: false, name: 'Roads' },
|
||
1444849354174.1904: { collapsed: true, name: 'Tunnels' },
|
||
1444849364238.8171: { collapsed: false, name: 'Buildings' },
|
||
1444849382550.77: { collapsed: false, name: 'Water' },
|
||
1444849388993.3071: { collapsed: false, name: 'Land' }
|
||
},
|
||
'mapbox:type': 'template',
|
||
'openmaptiles:mapbox:owner': 'openmaptiles',
|
||
'openmaptiles:mapbox:source:url': 'mapbox://openmaptiles.4qljc88t',
|
||
'openmaptiles:version': '3.x',
|
||
'maputnik:renderer': 'mbgljs'
|
||
},
|
||
center: [0, 0],
|
||
zoom: 1,
|
||
bearing: 0,
|
||
pitch: 0,
|
||
sources: {
|
||
'decoupage-administratif': {
|
||
type: 'vector',
|
||
url: 'https://openmaptiles.geo.data.gouv.fr/data/decoupage-administratif.json'
|
||
},
|
||
openmaptiles: {
|
||
type: 'vector',
|
||
url: 'https://openmaptiles.geo.data.gouv.fr/data/france-vector.json'
|
||
},
|
||
'photographies-aeriennes': rasterSource(
|
||
[ignServiceURL('ORTHOIMAGERY.ORTHOPHOTOS', 'decouverte', 'image/jpeg')],
|
||
'IGN-F/Géoportail'
|
||
),
|
||
cadastre: {
|
||
type: 'vector',
|
||
url: 'https://openmaptiles.geo.data.gouv.fr/data/cadastre.json'
|
||
},
|
||
'plan-ign': rasterSource(
|
||
[ignServiceURL('GEOGRAPHICALGRIDSYSTEMS.PLANIGNV2', 'decouverte')],
|
||
'IGN-F/Géoportail'
|
||
),
|
||
...buildSources()
|
||
},
|
||
sprite: 'https://openmaptiles.github.io/osm-bright-gl-style/sprite',
|
||
glyphs: 'https://openmaptiles.geo.data.gouv.fr/fonts/{fontstack}/{range}.pbf'
|
||
} as Style;
|