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23 lines
1.3 KiB
23 lines
1.3 KiB
import { createElementHook, createElementObject, createLayerHook, updateMediaOverlay } from '@react-leaflet/core'; |
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import { SVGOverlay as LeafletSVGOverlay } from 'leaflet'; |
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import { forwardRef, useImperativeHandle } from 'react'; |
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import { createPortal } from 'react-dom'; |
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export const useSVGOverlayElement = createElementHook(function createSVGOverlay(props, context) { |
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const { attributes , bounds , ...options } = props; |
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const container = document.createElementNS('http://www.w3.org/2000/svg', 'svg'); |
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container.setAttribute('xmlns', 'http://www.w3.org/2000/svg'); |
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if (attributes != null) { |
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Object.keys(attributes).forEach((name)=>{ |
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container.setAttribute(name, attributes[name]); |
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}); |
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} |
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const overlay = new LeafletSVGOverlay(container, bounds, options); |
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return createElementObject(overlay, context, container); |
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}, updateMediaOverlay); |
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export const useSVGOverlay = createLayerHook(useSVGOverlayElement); |
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function SVGOverlayComponent({ children , ...options }, forwardedRef) { |
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const { instance , container } = useSVGOverlay(options).current; |
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useImperativeHandle(forwardedRef, ()=>instance); |
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return container == null || children == null ? null : /*#__PURE__*/ createPortal(children, container); |
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} |
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export const SVGOverlay = /*#__PURE__*/ forwardRef(SVGOverlayComponent);
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