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Some fixes and optimizations

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This commit is contained in:
Willem Dantuma
2021-01-23 18:30:29 +01:00
parent 2f4e14ca1f
commit b30c29a5f1
2 changed files with 24 additions and 9 deletions
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32
projects/common-map/src/fm-map/components/aol/item-layers/item-layers.component.ts
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@@ -386,17 +386,31 @@ export class ItemLayersComponent extends LayerGroupComponent implements OnChange
}
mapEventHandler = (event) => {
//return;
//if(event.type === 'click' && !this.onFeatureSelected.observers.length) return;
//if(event.type === 'pointermode' && !this.onFeatureHover.observers.length) return;
// select only when having observers
if(event.type === 'click' && !this.onFeatureSelected.observers.length) return;
if(event.type === 'pointermove' && !this.onFeatureHover.observers.length) return;
if(this.itemLayer && this.itemLayer.layer) {
this.selectedFeatures = {};
this.itemLayer.layer.getFeatures(event.pixel).then((features) => {
if(!features.length) return;
let fid = features[0].getId();
this.selectedFeatures[fid] = features[0];
})
if(this.selectionLayer) this.selectionLayer.changed();
if(this.itemLayer.layer ) {
let minZoom = this.itemLayer.layer.getMinZoom();
let currentZoom = this.map.instance.getView().getZoom();
if(currentZoom>minZoom) {
this.itemLayer.layer.getFeatures(event.pixel).then((features) => {
if(!features.length) {
this.onFeatureHover.emit(null);
return;
}
let fid = features[0].getId();
if(event.type === 'pointermove') {
this.selectedFeatures[fid] = features[0];
this.onFeatureHover.emit(features[0]);
} else {
this.onFeatureSelected.emit(features[0]);
}
})
if(this.selectionLayer) this.selectionLayer.changed();
}
}
}
}