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394073d c3c8370 394073d c3c8370 394073d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | import { useEffect } from 'react'
import { calculateBounds, getImageByPath } from '../utils/mapUtils'
export const useAnalysisLayers = (mapInstance, isMapLoaded, analysisResult, layersConfig, localOpacity) => {
useEffect(() => {
if (!isMapLoaded || !mapInstance || !analysisResult || !layersConfig) {
return;
}
const coords = calculateBounds(analysisResult.lat, analysisResult.lon, analysisResult.radius_km || 5);
const updateLayer = (id, layerKey, opacity) => {
const sourceId = `source-${id}`;
const layerId = `layer-${id}`;
const selectedValue = layersConfig[layerKey];
if (mapInstance.getSource(sourceId)) {
if (mapInstance.getLayer(layerId)) mapInstance.removeLayer(layerId);
mapInstance.removeSource(sourceId);
}
if (selectedValue === 'none' || !selectedValue) {
return;
}
const imageData = getImageByPath(analysisResult, layersConfig[layerKey]);
if (imageData) {
mapInstance.addSource(sourceId, {
type: 'image',
url: imageData,
coordinates: coords
});
const firstLabelId = mapInstance.getStyle().layers.find(l => l.type === 'symbol')?.id;
mapInstance.addLayer({
id: layerId,
type: 'raster',
source: sourceId,
paint: {
'raster-opacity': opacity,
'raster-fade-duration': 800,
}
}, firstLabelId);
}
};
updateLayer('first', 'firstLayer', 1);
updateLayer('second', 'secondLayer', localOpacity);
}, [isMapLoaded, mapInstance, analysisResult, layersConfig]);
useEffect(() => {
if (isMapLoaded && mapInstance?.getLayer('layer-second')) {
mapInstance.setPaintProperty('layer-second', 'raster-opacity', localOpacity);
}
}, [localOpacity, isMapLoaded, mapInstance]);
};
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