forked from Ruderverein-Donau-Linz/rowt
24 lines
714 B
TypeScript
24 lines
714 B
TypeScript
import { readable } from 'svelte/store';
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import { browser } from '$app/environment';
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const reduced_motion_query = '(prefers-reduced-motion: reduce)';
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const get_initial_motion_preference = () => {
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if (!browser) return false;
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return window.matchMedia(reduced_motion_query).matches;
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};
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export const reduced_motion = readable(get_initial_motion_preference(), (set) => {
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if (browser) {
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const set_reduced_motion = (event: MediaQueryListEvent) => {
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set(event.matches);
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};
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const media_query_list = window.matchMedia(reduced_motion_query);
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media_query_list.addEventListener('change', set_reduced_motion);
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return () => {
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media_query_list.removeEventListener('change', set_reduced_motion);
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};
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}
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});
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