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426 lines
9.1 KiB
426 lines
9.1 KiB
3 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>three.js examples</title>
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link rel="shortcut icon" href="../files/favicon_white.ico" media="(prefers-color-scheme: dark)"/>
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<link rel="shortcut icon" href="../files/favicon.ico" media="(prefers-color-scheme: light)" />
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<link rel="stylesheet" type="text/css" href="../files/main.css">
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</head>
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<body>
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<div id="panel">
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<div id="header">
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<h1><a href="https://threejs.org">three.js</a></h1>
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<div id="sections">
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<a href="../docs/index.html#manual/introduction/Creating-a-scene">docs</a>
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<span class="selected">examples</span>
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</div>
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<div id="expandButton"></div>
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</div>
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<div id="panelScrim"></div>
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<div id="contentWrapper">
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<div id="inputWrapper">
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<input placeholder="" type="text" id="filterInput" autocorrect="off" autocapitalize="off" spellcheck="false" />
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<div id="exitSearchButton"></div>
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</div>
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<div id="content">
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<img id="previewsToggler" src="./files/thumbnails.svg" width="20" height="20" />
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</div>
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</div>
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</div>
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<iframe id="viewer" name="viewer" allow="fullscreen; xr-spatial-tracking;"></iframe>
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<a id="button" target="_blank"><img src="../files/ic_code_black_24dp.svg"></a>
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<script>
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const panel = document.getElementById( 'panel' );
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const content = document.getElementById( 'content' );
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const viewer = document.getElementById( 'viewer' );
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const filterInput = document.getElementById( 'filterInput' );
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const exitSearchButton = document.getElementById( 'exitSearchButton' );
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const expandButton = document.getElementById( 'expandButton' );
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const viewSrcButton = document.getElementById( 'button' );
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const panelScrim = document.getElementById( 'panelScrim' );
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const previewsToggler = document.getElementById( 'previewsToggler' );
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const sectionLink = document.querySelector( '#sections > a' );
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const sectionDefaultHref = sectionLink.href;
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const links = {};
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const validRedirects = new Map();
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const container = document.createElement( 'div' );
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let selected = null;
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init();
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async function init() {
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content.appendChild( container );
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viewSrcButton.style.display = 'none';
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const files = await ( await fetch( 'files.json' ) ).json();
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const tags = await ( await fetch( 'tags.json' ) ).json();
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for ( const key in files ) {
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const category = files[ key ];
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const header = document.createElement( 'h2' );
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header.textContent = key;
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header.setAttribute( 'data-category', key );
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container.appendChild( header );
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for ( let i = 0; i < category.length; i ++ ) {
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const file = category[ i ];
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const link = createLink( file, tags[ file ] );
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container.appendChild( link );
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links[ file ] = link;
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validRedirects.set( file, file + '.html' );
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}
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}
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if ( window.location.hash !== '' ) {
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const file = window.location.hash.substring( 1 );
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// use a predefined map of redirects to avoid untrusted URL redirection due to user-provided value
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if ( validRedirects.has( file ) === true ) {
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selectFile( file );
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viewer.src = validRedirects.get( file );
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viewer.style.display = 'unset';
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}
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}
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if ( viewer.src === '' ) {
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viewer.srcdoc = document.getElementById( 'PlaceholderHTML' ).innerHTML;
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viewer.style.display = 'unset';
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}
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filterInput.value = extractQuery();
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if ( filterInput.value !== '' ) {
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panel.classList.add( 'searchFocused' );
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updateFilter( files, tags );
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} else {
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updateLink( '' );
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}
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// Events
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filterInput.onfocus = function ( ) {
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panel.classList.add( 'searchFocused' );
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};
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filterInput.onblur = function ( ) {
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if ( filterInput.value === '' ) {
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panel.classList.remove( 'searchFocused' );
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}
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};
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exitSearchButton.onclick = function ( ) {
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filterInput.value = '';
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updateFilter( files, tags );
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panel.classList.remove( 'searchFocused' );
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};
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filterInput.addEventListener( 'input', function () {
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updateFilter( files, tags );
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} );
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expandButton.addEventListener( 'click', function ( event ) {
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event.preventDefault();
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panel.classList.toggle( 'open' );
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} );
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panelScrim.onclick = function ( event ) {
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event.preventDefault();
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panel.classList.toggle( 'open' );
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};
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previewsToggler.onclick = function ( event ) {
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event.preventDefault();
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content.classList.toggle( 'minimal' );
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};
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// iOS iframe auto-resize workaround
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if ( /(iPad|iPhone|iPod)/g.test( navigator.userAgent ) ) {
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viewer.style.width = getComputedStyle( viewer ).width;
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viewer.style.height = getComputedStyle( viewer ).height;
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viewer.setAttribute( 'scrolling', 'no' );
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}
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}
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function createLink( file, tags ) {
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const external = Array.isArray( tags ) && tags.includes( 'external' ) ? ' <span class="tag">external</span>' : '';
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const template = `
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<div class="card">
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<a href="${ file }.html" target="viewer">
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<div class="cover">
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<img src="screenshots/${ file }.jpg" loading="lazy" width="400" />
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</div>
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<div class="title">${ getName( file ) }${ external }</div>
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</a>
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</div>
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`;
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const link = createElementFromHTML( template );
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link.querySelector( 'a[target="viewer"]' ).addEventListener( 'click', function ( event ) {
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if ( event.button !== 0 || event.ctrlKey || event.altKey || event.metaKey ) return;
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selectFile( file );
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} );
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return link;
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}
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function selectFile( file ) {
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if ( selected !== null ) links[ selected ].classList.remove( 'selected' );
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links[ file ].classList.add( 'selected' );
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window.location.hash = file;
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viewer.focus();
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viewer.style.display = 'unset';
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panel.classList.remove( 'open' );
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selected = file;
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// Reveal "View source" button and set attributes to this example
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viewSrcButton.style.display = '';
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viewSrcButton.href = 'https://github.com/mrdoob/three.js/blob/master/examples/' + selected + '.html';
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viewSrcButton.title = 'View source code for ' + getName( selected ) + ' on GitHub';
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}
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function escapeRegExp( string ) {
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return string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
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}
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function updateFilter( files, tags ) {
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let v = filterInput.value.trim();
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v = v.replace( /\s+/gi, ' ' ); // replace multiple whitespaces with a single one
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if ( v !== '' ) {
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window.history.replaceState( {}, '', '?q=' + v + window.location.hash );
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} else {
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window.history.replaceState( {}, '', window.location.pathname + window.location.hash );
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}
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const exp = new RegExp( escapeRegExp( v ), 'gi' );
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for ( const key in files ) {
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const section = files[ key ];
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for ( let i = 0; i < section.length; i ++ ) {
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filterExample( section[ i ], exp, tags );
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}
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}
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layoutList( files );
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updateLink( v );
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}
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function updateLink( search ) {
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// update docs link
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if ( search ) {
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const link = sectionLink.href.split( /[?#]/ )[ 0 ];
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sectionLink.href = `${link}?q=${search}`;
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} else {
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sectionLink.href = sectionDefaultHref;
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}
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}
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function filterExample( file, exp, tags ) {
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const link = links[ file ];
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if ( file in tags ) file += ' ' + tags[ file ].join( ' ' );
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const res = file.replace( /_+/g, ' ' ).match( exp );
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if ( res && res.length > 0 ) {
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link.classList.remove( 'hidden' );
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} else {
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link.classList.add( 'hidden' );
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}
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}
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function getName( file ) {
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const name = file.split( '_' );
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name.shift();
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return name.join( ' / ' );
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}
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function layoutList( files ) {
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for ( const key in files ) {
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let collapsed = true;
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const section = files[ key ];
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for ( let i = 0; i < section.length; i ++ ) {
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const file = section[ i ];
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if ( links[ file ].classList.contains( 'hidden' ) === false ) {
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collapsed = false;
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break;
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}
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}
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const element = document.querySelector( 'h2[data-category="' + key + '"]' );
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if ( collapsed ) {
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element.classList.add( 'hidden' );
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} else {
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element.classList.remove( 'hidden' );
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}
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}
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}
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function extractQuery() {
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const search = window.location.search;
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if ( search.indexOf( '?q=' ) !== - 1 ) {
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return decodeURI( search.slice( 3 ) );
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}
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return '';
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}
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function createElementFromHTML( htmlString ) {
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const div = document.createElement( 'div' );
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div.innerHTML = htmlString.trim();
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return div.firstChild;
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}
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</script>
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<template id="PlaceholderHTML">
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>three.js examples</title>
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link rel="stylesheet" type="text/css" href="../files/main.css">
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<style>
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html, body {
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height: 100%;
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}
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body {
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height: 100%;
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display: flex;
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align-items: center;
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justify-content: center;
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user-select: none;
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||
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}
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</style>
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||
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</head>
|
||
|
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<body>
|
||
|
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Select an example from the sidebar
|
||
|
|
</body>
|
||
|
|
</html>
|
||
|
|
</template>
|
||
|
|
</body>
|
||
|
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</html>
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