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Refactoring: move all code files into a src directory

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This commit is contained in:
Pieter Vander Vennet 2023-07-09 13:09:05 +02:00
parent de99f56ca8
commit e75d2789d2
389 changed files with 0 additions and 12 deletions
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63
Logic/FeatureSource/TiledFeatureSource/DynamicTileSource.ts
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@ -1,63 +0,0 @@
import { Store, Stores } from "../../UIEventSource"
import { Tiles } from "../../../Models/TileRange"
import { BBox } from "../../BBox"
import { FeatureSource } from "../FeatureSource"
import FeatureSourceMerger from "../Sources/FeatureSourceMerger"
/***
* A tiled source which dynamically loads the required tiles at a fixed zoom level.
* A single featureSource will be initiliased for every tile in view; which will alter be merged into this featureSource
*/
export default class DynamicTileSource extends FeatureSourceMerger {
constructor(
zoomlevel: number,
constructSource: (tileIndex) => FeatureSource,
mapProperties: {
bounds: Store<BBox>
zoom: Store<number>
},
options?: {
isActive?: Store<boolean>
}
) {
super()
const loadedTiles = new Set<number>()
const neededTiles: Store<number[]> = Stores.ListStabilized(
mapProperties.bounds
.mapD(
(bounds) => {
const tileRange = Tiles.TileRangeBetween(
zoomlevel,
bounds.getNorth(),
bounds.getEast(),
bounds.getSouth(),
bounds.getWest()
)
if (tileRange.total > 10000) {
console.error(
"Got a really big tilerange, bounds and location might be out of sync"
)
return undefined
}
const needed = Tiles.MapRange(tileRange, (x, y) =>
Tiles.tile_index(zoomlevel, x, y)
).filter((i) => !loadedTiles.has(i))
if (needed.length === 0) {
return undefined
}
return needed
},
[options?.isActive, mapProperties.zoom]
)
.stabilized(250)
)
neededTiles.addCallbackAndRunD((neededIndexes) => {
for (const neededIndex of neededIndexes) {
loadedTiles.add(neededIndex)
super.addSource(constructSource(neededIndex))
}
})
}
}