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node_modules/react-leaflet/lib/Tooltip.js

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+import { createElementObject, createOverlayComponent } from '@react-leaflet/core';
+import { Tooltip as LeafletTooltip } from 'leaflet';
+import { useEffect } from 'react';
+export const Tooltip = createOverlayComponent(function createTooltip(props, context) {
+    const tooltip = new LeafletTooltip(props, context.overlayContainer);
+    return createElementObject(tooltip, context);
+}, function useTooltipLifecycle(element, context, { position  }, setOpen) {
+    useEffect(function addTooltip() {
+        const container = context.overlayContainer;
+        if (container == null) {
+            return;
+        }
+        const { instance  } = element;
+        const onTooltipOpen = (event)=>{
+            if (event.tooltip === instance) {
+                if (position != null) {
+                    instance.setLatLng(position);
+                }
+                instance.update();
+                setOpen(true);
+            }
+        };
+        const onTooltipClose = (event)=>{
+            if (event.tooltip === instance) {
+                setOpen(false);
+            }
+        };
+        container.on({
+            tooltipopen: onTooltipOpen,
+            tooltipclose: onTooltipClose
+        });
+        container.bindTooltip(instance);
+        return function removeTooltip() {
+            container.off({
+                tooltipopen: onTooltipOpen,
+                tooltipclose: onTooltipClose
+            });
+            // @ts-ignore protected property
+            if (container._map != null) {
+                container.unbindTooltip();
+            }
+        };
+    }, [
+        element,
+        context,
+        setOpen,
+        position
+    ]);
+});