87 lines
2.5 KiB
HTML
87 lines
2.5 KiB
HTML
<!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>JSDoc: Source: fontScale.mjs</title>
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<script src="scripts/prettify/prettify.js"> </script>
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<script src="scripts/prettify/lang-css.js"> </script>
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<!--[if lt IE 9]>
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<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
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<link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css">
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</head>
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<body>
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<div id="main">
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<h1 class="page-title">Source: fontScale.mjs</h1>
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<section>
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<article>
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<pre class="prettyprint source linenums"><code>/** @module fontScale */
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/**
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* Scale an element's font size to fit inside the given width.
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* @param {HTMLElement} element
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* @param {Int} width defaults to `window.innerWidth`
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* @returns {Promise<Int>} resulting font size in px
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*/
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export function fontScale(element,width=innerWidth){
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return new Promise(function(resolve){
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let fontSize=0
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element.style.fontSize=fontSize+'px'
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width-=element.clientWidth
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function down(){
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if(element.clientWidth>=width){
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fontSize-=1
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element.style.fontSize=fontSize+'px'
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requestAnimationFrame(down)
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}else{
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resolve(fontSize)
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}
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}
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function up(){
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if(element.clientWidth<width){
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fontSize+=10
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element.style.fontSize=fontSize+'px'
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requestAnimationFrame(up)
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}else{
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requestAnimationFrame(down)
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}
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}
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requestAnimationFrame(up)
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})
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}
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export default fontScale</code></pre>
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</article>
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</section>
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</div>
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<nav>
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<h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-CSSRandom.html">CSSRandom</a></li><li><a href="module-FileReaderAsync.html">FileReaderAsync</a></li><li><a href="module-FormDataDeep.html">FormDataDeep</a></li><li><a href="module-fontScale.html">fontScale</a></li></ul><h3>Classes</h3><ul><li><a href="module-FileReaderAsync.FileReaderAsync.html">FileReaderAsync</a></li><li><a href="module-FormDataDeep.FormDataDeep.html">FormDataDeep</a></li></ul>
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Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 4.0.0</a> on Wed Dec 07 2022 13:47:25 GMT+0000 (Coordinated Universal Time)
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