114 lines
2.9 KiB
Svelte
114 lines
2.9 KiB
Svelte
<!-- svelte-ignore a11y-missing-content -->
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<script>
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import '$lib/css/base.css';
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import '$lib/css/navbar.css';
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import { page } from '$app/stores';
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import anime from 'animejs';
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import Search from '$lib/components/search.svelte';
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const SCROLL = 150;
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$: pageUrl = $page.url.pathname;
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let scrollY;
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let cursorX;
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let cursorY;
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let navbar_title;
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let navbar_category;
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function isActive(str, url) {
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if (url === str) return 'navbar-active';
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else return '';
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}
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function isActiveMultiple(strArray, url) {
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for (const str of strArray) {
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const returnVal = isActive(str, url);
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if (returnVal != '') return returnVal;
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}
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return '';
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}
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function update_gradient(event, div) {
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const rect = div.getBoundingClientRect();
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cursorX = event.clientX - rect.left;
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cursorY = event.clientY - rect.top;
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div.style.backgroundImage = `radial-gradient(circle farthest-corner at ${Math.floor(cursorX)}px ${Math.floor(cursorY)}px, var(--navbar-ligher) 0%, var(--navbar-darker) 100%)`;
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}
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function animateForeground(isEntering, div_back) {
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const targetOpacity = isEntering ? 1 : 0;
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anime({
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targets: div_back,
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opacity: [1 - targetOpacity, targetOpacity],
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duration: 400,
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easing: 'easeInOutQuad'
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});
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}
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function changeScroll() {
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document.documentElement.style.setProperty(
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'--navbar-height',
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scrollY < SCROLL ? '6rem' : '5rem'
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);
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}
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</script>
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<svelte:window bind:scrollY on:scroll={changeScroll} />
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<!-- Navbar -->
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<nav class={scrollY < SCROLL ? 'flex-row' : 'flex-row floating'}>
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<div
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role="banner"
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class="navbar-height flex-row container"
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on:mousemove={(event) => {
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update_gradient(event, navbar_title);
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}}
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on:mouseenter={() => {
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animateForeground(true, navbar_title);
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}}
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on:mouseleave={() => {
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animateForeground(false, navbar_title);
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}}
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>
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<div class="navbar-title content">
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<h1 class="title">Etheryo Blog</h1>
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</div>
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<div class={scrollY < SCROLL ? 'navbar-overlay-front' : ''} />
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<div class={scrollY < SCROLL ? 'navbar-overlay-back' : ''} bind:this={navbar_title} />
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</div>
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<div
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role="banner"
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class="navbar-height flex-row flex-end container"
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on:mousemove={(event) => {
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update_gradient(event, navbar_category);
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}}
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on:mouseenter={() => {
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animateForeground(true, navbar_category);
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}}
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on:mouseleave={() => {
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animateForeground(false, navbar_category);
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}}
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>
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<div class="content navbar-categories">
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<div>
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<a class={isActiveMultiple(['/', '/articles', '/style'], pageUrl)} href="/articles"
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>Articles</a
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>
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</div>
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<div>
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<a class={isActive('/authors', pageUrl)} href="/authors">Auteurs</a>
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</div>
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<div>
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<a class={isActive('/categories', pageUrl)} href="/categories">Catégories</a>
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</div>
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<Search width="15rem" font_size="0.8rem" padding="0rem" logo_size=25/>
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</div>
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<div class={scrollY < SCROLL ? 'navbar-overlay-front' : ''} />
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<div class={scrollY < SCROLL ? 'navbar-overlay-back' : ''} bind:this={navbar_category} />
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</div>
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</nav>
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<div class="navbar-fake" />
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