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const Cesium = window.Cesium;
const turf = window.turf;
export const addPolyline = ({ features, viewer }) => {
if (features.length === 0) {
return;
}
const instances = features.forEach(f => {
var coordinates = f.geometry.coordinates;
var polygon = window.turf.polygon(coordinates);
var center = window.turf.centerOfMass(polygon).geometry.coordinates;
console.log(center)
var position = window.Cesium.Cartesian3.fromDegrees(center[0], center[1])
viewer.entities.add({
position: position,
heightReference: window.Cesium.HeightReference.CLAMP_TO_GROUND,
label: {
font: "normal 18px MicroSoft YaHei",
clampToGround: true,
text: f.properties.name,
fillColor: window.Cesium.Color.WHITE,
outlineColor: window.Cesium.Color.BLACK,
outlineWidth: 4,
heightReference: window.Cesium.HeightReference.CLAMP_TO_GROUND
},
});
// const polygonArr = f.geometry.coordinates.toString().split(',').filter(v => {
// return v !== '0'
// });
// const id = 'zone-' + Math.random().toString().substring(3)
// viewer.entities.add({
// id: id,
// name: '',
// polyline: {
// positions: Cesium.Cartesian3.fromDegreesArray(polygonArr),
// width: 5,
// clampToGround: true,
// // heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
// material: Cesium.Color.BLUE
// }
// })
// this.createGroundPolylineGeometryInstance(f);
})
}
export const addGeoserverLayer = ({ layerName, extent, isWms, viewer, geoserverRoot = 'geoserver', cql_filter = '1=1' }) => {
let layer;
if (isWms) {
let imageryProvider = window.testWms = new Cesium.WebMapServiceImageryProvider({
url: `/${geoserverRoot}/yzt/wms`,
layers: layerName,
tileWidth: 256,
tileHeight: 256,
enablePickFeatures: false,
parameters: { transparent: true, format: 'image/png', cql_filter },
version: '1.1.0'
});
layer = viewer.imageryLayers.addImageryProvider(imageryProvider);
} else {
// const geoserverOptions = geoserverOptions;
let matrixIds = ['EPSG:4326:0', 'EPSG:4326:1', 'EPSG:4326:2', 'EPSG:4326:3', 'EPSG:4326:4', 'EPSG:4326:5', 'EPSG:4326:6', 'EPSG:4326:7', 'EPSG:4326:8', 'EPSG:4326:9', 'EPSG:4326:10',
'EPSG:4326:11', 'EPSG:4326:12', 'EPSG:4326:13', 'EPSG:4326:14', 'EPSG:4326:15', 'EPSG:4326:16', 'EPSG:4326:17', 'EPSG:4326:18', 'EPSG:4326:19', 'EPSG:4326:20', 'EPSG:4326:21'];
var wmtsImageryProvider = new Cesium.WebMapTileServiceImageryProvider({
url: `/${geoserverRoot}/gwc/service/wmts`,
layer: layerName,
style: '',
format: 'image/png',
tileMatrixSetID: 'EPSG:4326',
rectangle: Cesium.Rectangle.fromDegrees(...extent),
tileMatrixLabels: matrixIds,
tilingScheme: new Cesium.GeographicTilingScheme({
numberOfLevelZeroTilesX: 2,
numberOfLevelZeroTilesY: 1
}),
// subdomains: geoserverOptions?.subdomains || []
});
layer = viewer.imageryLayers.addImageryProvider(wmtsImageryProvider);
}
return layer;
}