README.md

svelte-maplibre-style-switcher

This is a svelte component to add style switch component for maplibre-gl

Install

npm i @watergis/svelte-maplibre-style-switcher

or

yarn add @watergis/svelte-maplibre-style-switcher

Usage

See Example.

<script lang="ts">
	import { StyleSwitcher, StyleSwitcherControl, StyleUrl, type StyleSwitcherOption } from '$lib';

	let styles: StyleSwitcherOption[] = [
		{
			title: 'UNVT Water (OSM)',
			uri: `https://narwassco.github.io/mapbox-stylefiles/unvt/style.json`
		},
		{
			title: 'UNVT Water (Building)',
			uri: `https://narwassco.github.io/mapbox-stylefiles/unvt/style-buildings.json`
		}
	];
	let selectedStyle: StyleSwitcherOption = styles[0];

	// to load initial style from URL
	const styleUrlObj = new StyleUrl();
	selectedStyle = styleUrlObj.getInitialStyle(styles);
</script>

<!-- control to add select box for map styles -->
<StyleSwitcher bind:map bind:styles bind:selectedStyle />

<!-- maplibre control to select map styles with a preview -->
<StyleSwitcherControl bind:map bind:styles bind:selectedStyle position="top-left" />

create-svelte

Everything you need to build a Svelte project, powered by create-svelte.

Creating a project

If you're seeing this, you've probably already done this step. Congrats!

# create a new project in the current directory
npm create svelte@latest

# create a new project in my-app
npm create svelte@latest my-app

Developing

Once you've created a project and installed dependencies with npm install (or pnpm install or yarn), start a development server:

npm run dev

# or start the server and open the app in a new browser tab
npm run dev -- --open

Building

To create a production version of your app:

npm run build

You can preview the production build with npm run preview.

To deploy your app, you may need to install an adapter for your target environment.