index.html 9.4 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <title>three.js examples</title>
  6. <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
  7. <link rel="shortcut icon" href="../files/favicon_white.ico" media="(prefers-color-scheme: dark)"/>
  8. <link rel="shortcut icon" href="../files/favicon.ico" media="(prefers-color-scheme: light)" />
  9. <link rel="stylesheet" type="text/css" href="../files/main.css">
  10. </head>
  11. <body>
  12. <script async src="https://www.googletagmanager.com/gtag/js?id=G-JPPX9MZGZ4"></script>
  13. <script>
  14. window.dataLayer = window.dataLayer || [];
  15. function gtag(){dataLayer.push(arguments);}
  16. gtag('js', new Date());
  17. gtag('config', 'G-JPPX9MZGZ4');
  18. </script>
  19. <div id="panel">
  20. <div id="header" translate="no">
  21. <h1><a href="https://threejs.org">three.js</a></h1>
  22. <div id="sections">
  23. <span class="selected">examples</span>
  24. </div>
  25. <div id="expandButton"></div>
  26. </div>
  27. <div id="panelScrim"></div>
  28. <div id="contentWrapper">
  29. <div id="inputWrapper">
  30. <input placeholder="" type="text" id="filterInput" autocorrect="off" autocapitalize="off" spellcheck="false" />
  31. <div id="clearSearchButton"></div>
  32. </div>
  33. <div id="content">
  34. <img id="previewsToggler" src="./files/thumbnails.svg" width="20" height="20" />
  35. </div>
  36. </div>
  37. </div>
  38. <iframe id="viewer" name="viewer" allow="fullscreen; xr-spatial-tracking;"></iframe>
  39. <a id="button" target="_blank"><img src="../files/ic_code_black_24dp.svg"></a>
  40. <script>
  41. const panel = document.getElementById( 'panel' );
  42. const content = document.getElementById( 'content' );
  43. const viewer = document.getElementById( 'viewer' );
  44. const filterInput = document.getElementById( 'filterInput' );
  45. const clearSearchButton = document.getElementById( 'clearSearchButton' );
  46. const expandButton = document.getElementById( 'expandButton' );
  47. const viewSrcButton = document.getElementById( 'button' );
  48. const panelScrim = document.getElementById( 'panelScrim' );
  49. const previewsToggler = document.getElementById( 'previewsToggler' );
  50. const links = {};
  51. const validRedirects = new Map();
  52. const fragment = document.createDocumentFragment();
  53. let selected = null;
  54. init();
  55. async function init() {
  56. viewSrcButton.style.display = 'none';
  57. const files = await ( await fetch( 'files.json' ) ).json();
  58. const tags = await ( await fetch( 'tags.json' ) ).json();
  59. for ( const key in files ) {
  60. const category = files[ key ];
  61. const header = document.createElement( 'h2' );
  62. header.textContent = key;
  63. header.setAttribute( 'data-category', key );
  64. fragment.appendChild( header );
  65. for ( let i = 0; i < category.length; i ++ ) {
  66. const file = category[ i ];
  67. const link = createLink( file, tags[ file ] );
  68. fragment.appendChild( link );
  69. links[ file ] = link;
  70. validRedirects.set( file, file + '.html' );
  71. }
  72. }
  73. content.appendChild( fragment );
  74. if ( window.location.hash !== '' ) {
  75. const file = window.location.hash.substring( 1 );
  76. // use a predefined map of redirects to avoid untrusted URL redirection due to user-provided value
  77. if ( validRedirects.has( file ) === true ) {
  78. selectFile( file );
  79. updateLinkScroll();
  80. viewer.src = validRedirects.get( file );
  81. viewer.style.display = 'unset';
  82. }
  83. }
  84. if ( selected === null ) {
  85. panel.classList.add( 'open' );
  86. }
  87. if ( viewer.src === '' ) {
  88. viewer.srcdoc = document.getElementById( 'PlaceholderHTML' ).innerHTML;
  89. viewer.style.display = 'unset';
  90. }
  91. filterInput.value = extractQuery();
  92. if ( filterInput.value !== '' ) {
  93. panel.classList.add( 'searchFocused' );
  94. updateFilter( files, tags );
  95. }
  96. // Events
  97. filterInput.onfocus = function ( ) {
  98. panel.classList.add( 'searchFocused' );
  99. };
  100. filterInput.onblur = function ( ) {
  101. if ( filterInput.value === '' ) {
  102. panel.classList.remove( 'searchFocused' );
  103. }
  104. };
  105. clearSearchButton.onclick = function ( ) {
  106. filterInput.value = '';
  107. updateFilter( files, tags );
  108. filterInput.focus();
  109. };
  110. filterInput.addEventListener( 'input', function () {
  111. updateFilter( files, tags );
  112. } );
  113. expandButton.addEventListener( 'click', function ( event ) {
  114. event.preventDefault();
  115. panel.classList.toggle( 'open' );
  116. updateLinkScroll();
  117. } );
  118. panelScrim.onclick = function ( event ) {
  119. event.preventDefault();
  120. panel.classList.toggle( 'open' );
  121. };
  122. previewsToggler.onclick = function ( event ) {
  123. event.preventDefault();
  124. content.classList.toggle( 'minimal' );
  125. };
  126. // iOS iframe auto-resize workaround
  127. if ( /(iPad|iPhone|iPod)/g.test( navigator.userAgent ) ) {
  128. viewer.style.width = getComputedStyle( viewer ).width;
  129. viewer.style.height = getComputedStyle( viewer ).height;
  130. viewer.setAttribute( 'scrolling', 'no' );
  131. }
  132. }
  133. function createLink( file, tags ) {
  134. const community = Array.isArray( tags ) && tags.includes( 'community' ) ? '<span class="tag">community</span>' : '';
  135. let href = file + '.html';
  136. if ( file === 'css3d_mixed' ) {
  137. href += `?${ new Date().getTime() }`;
  138. }
  139. const template = `
  140. <div class="card">
  141. <a href="${ href }" target="viewer">
  142. <div class="cover">
  143. <img src="screenshots/${ file }.jpg" loading="lazy" width="400" />
  144. ${ community }
  145. </div>
  146. <div class="title">${ getName( file ) }</div>
  147. </a>
  148. </div>
  149. `;
  150. const link = createElementFromHTML( template );
  151. link.querySelector( 'a[target="viewer"]' ).addEventListener( 'click', function ( event ) {
  152. if ( event.button !== 0 || event.ctrlKey || event.altKey || event.metaKey ) return;
  153. selectFile( file );
  154. } );
  155. return link;
  156. }
  157. function selectFile( file ) {
  158. if ( selected !== null ) links[ selected ].classList.remove( 'selected' );
  159. links[ file ].classList.add( 'selected' );
  160. window.location.hash = file;
  161. viewer.focus();
  162. viewer.style.display = 'unset';
  163. panel.classList.remove( 'open' );
  164. selected = file;
  165. // Reveal "View source" button and set attributes to this example
  166. viewSrcButton.style.display = '';
  167. viewSrcButton.href = 'https://github.com/mrdoob/three.js/blob/master/examples/' + selected + '.html';
  168. viewSrcButton.title = 'View source code for ' + getName( selected ) + ' on GitHub';
  169. }
  170. function escapeRegExp( string ) {
  171. string = string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
  172. return '(?=.*' + string.split( ' ' ).join( ')(?=.*' ) + ')'; // match all words, in any order
  173. }
  174. function updateFilter( files, tags ) {
  175. let v = filterInput.value.trim();
  176. v = v.replace( /[\s_]+/gi, ' ' ); // replace multiple whitespaces or underscores with a single one
  177. if ( v !== '' ) {
  178. window.history.replaceState( {}, '', '?q=' + v + window.location.hash );
  179. } else {
  180. window.history.replaceState( {}, '', window.location.pathname + window.location.hash );
  181. }
  182. const exp = new RegExp( escapeRegExp( v ), 'gi' );
  183. for ( const key in files ) {
  184. const section = files[ key ];
  185. for ( let i = 0; i < section.length; i ++ ) {
  186. filterExample( section[ i ], exp, tags );
  187. }
  188. }
  189. layoutList( files );
  190. }
  191. function filterExample( file, exp, tags ) {
  192. const link = links[ file ];
  193. if ( file in tags ) file += ' ' + tags[ file ].join( ' ' );
  194. const res = file.replace( /_+/g, ' ' ).match( exp );
  195. if ( res && res.length > 0 ) {
  196. link.classList.remove( 'hidden' );
  197. } else {
  198. link.classList.add( 'hidden' );
  199. }
  200. }
  201. function getName( file ) {
  202. const name = file.split( '_' );
  203. name.shift();
  204. return name.join( ' / ' );
  205. }
  206. function layoutList( files ) {
  207. for ( const key in files ) {
  208. let collapsed = true;
  209. const section = files[ key ];
  210. for ( let i = 0; i < section.length; i ++ ) {
  211. const file = section[ i ];
  212. if ( links[ file ].classList.contains( 'hidden' ) === false ) {
  213. collapsed = false;
  214. break;
  215. }
  216. }
  217. const element = document.querySelector( 'h2[data-category="' + key + '"]' );
  218. if ( collapsed ) {
  219. element.classList.add( 'hidden' );
  220. } else {
  221. element.classList.remove( 'hidden' );
  222. }
  223. }
  224. }
  225. function extractQuery() {
  226. const search = window.location.search;
  227. if ( search.indexOf( '?q=' ) !== - 1 ) {
  228. return decodeURI( search.slice( 3 ) );
  229. }
  230. return '';
  231. }
  232. function createElementFromHTML( htmlString ) {
  233. const div = document.createElement( 'div' );
  234. div.innerHTML = htmlString.trim();
  235. return div.firstChild;
  236. }
  237. function updateLinkScroll() {
  238. if ( selected !== null ) {
  239. const link = links[ selected ];
  240. content.scrollTop = link.offsetTop - content.offsetTop - ( content.clientHeight - link.offsetHeight ) / 2;
  241. }
  242. }
  243. </script>
  244. <template id="PlaceholderHTML">
  245. <!DOCTYPE html>
  246. <html lang="en">
  247. <head>
  248. <meta charset="utf-8">
  249. <title>three.js examples</title>
  250. <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
  251. <link rel="stylesheet" type="text/css" href="../files/main.css">
  252. <style>
  253. html, body {
  254. height: 100%;
  255. }
  256. body {
  257. height: 100%;
  258. display: flex;
  259. align-items: center;
  260. justify-content: center;
  261. user-select: none;
  262. }
  263. </style>
  264. </head>
  265. <body>
  266. Select an example from the sidebar
  267. </body>
  268. </html>
  269. </template>
  270. </body>
  271. </html>
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