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45 lines
1.2 KiB
TypeScript
45 lines
1.2 KiB
TypeScript
import { Rectangle } from 'leaflet';
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import { WithProps, defineProps, num, str, on } from '../core/props.ts';
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import { registerChildren, unregisterChildren } from '../core/register.ts';
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import { buildOptions, isPathStyleAttr, parseBoundsAttr, updatePathStyle } from '../core/utils.ts';
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const PROPS = defineProps({
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bounds: str(),
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color: str('#3388ff'),
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weight: num(3),
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opacity: num(1.0),
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fill: on(),
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fillColor: str('#3388ff'),
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fillOpacity: num(0.2),
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});
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export class LeafletRectangle extends WithProps(HTMLElement, PROPS) {
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#obj?: Rectangle;
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connectedCallback() {
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this.#obj = new Rectangle(parseBoundsAttr(this), buildOptions(this, PROPS, ['bounds']));
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registerChildren(this, this.#obj);
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}
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disconnectedCallback() {
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unregisterChildren(this);
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this.#obj?.remove();
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this.#obj = undefined;
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}
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get leafletObject() {
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return this.#obj;
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}
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attributeChangedCallback(name: string, _old: string | null, val: string | null) {
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if (!this.#obj) return;
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if (name === 'bounds') {
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this.#obj.setBounds(parseBoundsAttr(this));
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} else if (isPathStyleAttr(name)) {
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updatePathStyle(this.#obj, name, val);
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}
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}
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}
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customElements.define('leaflet-rectangle', LeafletRectangle);
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