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Add current view popup

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This commit is contained in:
Pieter Vander Vennet 2021-12-10 17:30:50 +01:00
commit c76b0a6340
9 changed files with 116 additions and 45 deletions
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30
Logic/State/MapState.ts
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@ -45,7 +45,10 @@ export default class MapState extends UserRelatedState {
lon: number;
}> = new UIEventSource<{ lat: number; lon: number }>(undefined);
public currentView: FeatureSourceForLayer
/**
* The bounds of the current map view
*/
public currentView: FeatureSourceForLayer & Tiled;
/**
* The location as delivered by the GPS
*/
@ -174,30 +177,43 @@ export default class MapState extends UserRelatedState {
}
private initCurrentView(){
let currentViewLayer: FilteredLayer = this.filteredLayers.data.filter(l => l.layerDef.id === "current_view")[0]
if(currentViewLayer === undefined){
// This layer is not needed by the theme and thus unloaded
return;
}
let i = 0
const features : UIEventSource<{ feature: any, freshness: Date }[]>= this.currentBounds.map(bounds => {
if(bounds === undefined){
return []
}
i++
const feature = {
freshness: new Date(),
feature: {
type: "Polygon",
type: "Feature",
properties:{
id:"current_view"
id:"current_view-"+i,
"current_view":"yes"
},
geometry:{
type:"Polygon",
coordinates:[
coordinates:[[
[bounds.maxLon, bounds.maxLat],
[bounds.minLon, bounds.maxLat],
[bounds.minLon, bounds.minLat],
[bounds.maxLon, bounds.minLat],
[bounds.maxLon, bounds.maxLat],
]
]]
}
}
}
return [feature]
})
let currentViewLayer: FilteredLayer = this.filteredLayers.data.filter(l => l.layerDef.id === "current_view")[0]
this.currentView = new SimpleFeatureSource(currentViewLayer,0,features)
}