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Automatically cluster maps with more then 250 elements

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This commit is contained in:
Pieter Vander Vennet 2021-01-05 00:21:00 +01:00
parent 46b05d7410
commit 4dacfd157a
5 changed files with 19 additions and 13 deletions
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16
Customizations/JSON/LayoutConfig.ts
View file

@ -25,7 +25,8 @@ export default class LayoutConfig {
public readonly defaultBackgroundId?: string;
public readonly layers: LayerConfig[];
public readonly clustering?: {
maxZoom: number
maxZoom: number,
minNeededElements: number
};
public readonly hideFromOverview: boolean;
@ -89,21 +90,22 @@ export default class LayoutConfig {
});
this.clustering = undefined;
this.clustering = {
maxZoom: 16,
minNeededElements: 250
};
if(json.clustering){
this.clustering = {
maxZoom : json.clustering.maxZoom ?? 18
maxZoom : json.clustering.maxZoom ?? 18,
minNeededElements: json.clustering.minNeededElements ?? 1
}
}
if(this.clustering){
for (const layer of this.layers) {
if(layer.wayHandling !== LayerConfig.WAYHANDLING_CENTER_ONLY){
console.error("WARNING: In order to allow clustering, every layer must be set to CENTER_ONLY. Layer", layer.id,"does not respect this for layout",this.id);
}
}
}
this.hideFromOverview = json.hideFromOverview ?? false;
this.enableUserBadge = json.enableUserBadge ?? true;

10
Customizations/JSON/LayoutConfigJson.ts
View file

@ -128,9 +128,15 @@ export interface LayoutConfigJson {
*/
clustering?: {
/**
* All zoom levels above 'maxzoom' are not clustered anymore
* All zoom levels above 'maxzoom' are not clustered anymore.
* Defaults to 18
*/
maxZoom?: number
maxZoom?: number,
/**
* The number of elements that should be showed (in total) before clustering starts to happen.
* If clustering is defined, defaults to 0
*/
minNeededElements?: number
},
/**