sveaflet/dist/utils/event.js

Sveaflet = Svelte + Leaflet

import { isFunction } from './equal';
export class EventBridge {
    instance;
    eventMap = {};
    constructor(instance) {
        this.instance = instance;
    }
    addEvents(events = {}) {
        try {
            Object.entries(events).forEach(([key, value]) => {
                if (key.startsWith('on') && key.length > 2 && isFunction(value)) {
                    const listenerType = key.slice(2);
                    this.eventMap[listenerType] = value;
                }
            });
            this.instance?.on?.(this.eventMap);
        }
        catch (e) {
            console.error('Bind event error:', e);
        }
    }
    removeEvents() {
        if (Object.keys(this.eventMap).length !== 0) {
            this.instance?.off?.(this.eventMap);
            this.eventMap = {};
        }
    }
}