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AW1873 Labels -> show below zoom, overflow + format centroid
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Peter Bastiani 2023-08-25 09:50:38 +02:00
parent b516cc07e2
commit 9849eaf1e7
1 changed files with 9 additions and 5 deletions
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12
projects/common-map/src/fm-map/components/aol/item-vector-source/item-vector-source.component.ts
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@ -150,7 +150,7 @@ export class ItemVectorSourceComponent extends SourceVectorComponent implements
color: fillColor color: fillColor
}), }),
geometry: (feature: Feature<Geometry>) => this.geometry(feature), geometry: (feature: Feature<Geometry>) => this.geometry(feature),
text: this.getDisplayTextForFeature(feature) text: this.getDisplayTextForFeature(feature, this.map.instance.getView().getZoom())
}); });
} else { } else {
key = 'file'; key = 'file';
@ -210,19 +210,23 @@ export class ItemVectorSourceComponent extends SourceVectorComponent implements
} }
} }
getDisplayTextForFeature(feature: Feature<Geometry>, overrule: style.Text = null, zoom: { min: number, current: number } = null): style.Text { getDisplayTextForFeature(feature: Feature<Geometry>, zoom: number, overrule?: style.Text) {
if (!feature) return null; if (!feature) return null;
const propertiesToShow: string[] = this.displayMapFeatureSettings[feature.get('itemType')]; const propertiesToShow: string[] = this.displayMapFeatureSettings[feature.get('itemType')];
if (!propertiesToShow) return null; if (!propertiesToShow) return null;
if (propertiesToShow.length <= 0) return null; if (propertiesToShow.length <= 0) return null;
if (zoom && zoom.current > zoom.min) return null; if (zoom < 14) return null;
let displayText = ''; let displayText = '';
for (let i = 0; i < propertiesToShow.length; i++) { for (let i = 0; i < propertiesToShow.length; i++) {
let value = feature.get(propertiesToShow[i]); let value = feature.get(propertiesToShow[i]);
switch (propertiesToShow[i]) { switch (propertiesToShow[i]) {
case "area": value = formatNumber(value, this.locale, '0.1-2') + ' ha'; break; case "area": value = formatNumber(value, this.locale, '0.1-2') + ' ha'; break;
case "centroid": value = feature.getGeometry() ? getCenter(feature.getGeometry().getExtent()) : null; break; case "centroid": {
if (feature.getGeometry()) {
const centroid = getCenter(feature.getGeometry().getExtent());
value = Math.round(centroid[0]) + ',' + Math.round(centroid[1]);
}
} }
if (value) { if (value) {
displayText += value + (i < propertiesToShow.length ? '\n' : ''); displayText += value + (i < propertiesToShow.length ? '\n' : '');