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Add possibility to load external data as mercator tiles, add bbox tile possibilities, add CRAB and GRB as datasources in the GRB theme

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This commit is contained in:
Pieter Vander Vennet 2021-10-27 03:52:19 +02:00
parent e777776531
commit d5f4572e9a
12 changed files with 254 additions and 61 deletions
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16
Logic/FeatureSource/Sources/GeoJsonSource.ts
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@ -7,6 +7,7 @@ import {Utils} from "../../../Utils";
import {FeatureSourceForLayer, Tiled} from "../FeatureSource";
import {Tiles} from "../../../Models/TileRange";
import {BBox} from "../../BBox";
import {GeoOperations} from "../../GeoOperations";
export default class GeoJsonSource implements FeatureSourceForLayer, Tiled {
@ -14,7 +15,6 @@ export default class GeoJsonSource implements FeatureSourceForLayer, Tiled {
public readonly features: UIEventSource<{ feature: any; freshness: Date }[]>;
public readonly name;
public readonly isOsmCache: boolean
private onFail: ((errorMsg: any, url: string) => void) = undefined;
private readonly seenids: Set<string> = new Set<string>()
public readonly layer: FilteredLayer;
@ -44,10 +44,20 @@ export default class GeoJsonSource implements FeatureSourceForLayer, Tiled {
let url = flayer.layerDef.source.geojsonSource.replace("{layer}", flayer.layerDef.id);
if (zxy !== undefined) {
const [z, x, y] = zxy;
let tile_bbox = BBox.fromTile(z, x, y)
let bounds : { minLat: number, maxLat: number, minLon: number, maxLon: number } = tile_bbox
if(this.layer.layerDef.source.mercatorCrs){
bounds = tile_bbox.toMercator()
}
url = url
.replace('{z}', "" + z)
.replace('{x}', "" + x)
.replace('{y}', "" + y)
.replace('{y_min}',""+bounds.minLat)
.replace('{y_max}',""+bounds.maxLat)
.replace('{x_min}',""+bounds.minLon)
.replace('{x_max}',""+bounds.maxLon)
this.tileIndex = Tiles.tile_index(z, x, y)
this.bbox = BBox.fromTile(z, x, y)
} else {
@ -71,6 +81,10 @@ export default class GeoJsonSource implements FeatureSourceForLayer, Tiled {
if(json.features === undefined || json.features === null){
return;
}
if(self.layer.layerDef.source.mercatorCrs){
json = GeoOperations.GeoJsonToWGS84(json)
}
const time = new Date();
const newFeatures: { feature: any, freshness: Date } [] = []