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diff --git a/build/flexbox-bar-graphs/index.html b/build/flexbox-bar-graphs/index.html index a73e791..c705c0d 100644 --- a/build/flexbox-bar-graphs/index.html +++ b/build/flexbox-bar-graphs/index.html @@ -1,85 +1,96 @@ <!doctype html> -<html lang="en" id="top"> +<html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="icon" href="data:,"> <title>Pure CSS Bar Graphs with Graceful Mobile Fallbacks</title> - <link href="https://bt.ht/atom.xml" type="application/atom+xml" rel="alternate" title="Atom feed for blog posts" /> - <style>*{box-sizing:border-box;}body{font-family:sans-serif;margin:0 auto;max-width:650px;padding:1rem;}img{max-width:100%;}pre{overflow:auto;}table{text-align:left;width:100%;}</style> + <link href="/atom.xml" type="application/atom+xml" rel="alternate" title="Atom feed for blog posts" /> + <link href="/rss.xml" type="application/rss+xml" rel="alternate" title="RSS feed for blog posts" /> +<style>*{box-sizing:border-box;}body{font-family:sans-serif;line-height:1.33;margin:0 auto;max-width:650px;padding:1rem;}img{max-width:100%;}pre{border:1px solid;overflow:auto;padding:5px;}table{text-align:left;width:100%;}.footnotes{font-size:90%;}</style> </head> <nav> - <a href="#menu">Menu ↓</a> + <a href="#menu">Menu ↓</a> </nav> <main> -<h1>Pure CSS Bar Graphs with Graceful Mobile Fallbacks</h1> +<h1 id="pure-css-bar-graphs-with-graceful-mobile-fallbacks">Pure CSS Bar Graphs with Graceful Mobile Fallbacks</h1> + <p>2020-12-08</p> -<p>I recently published a new open source project, <a target="_blank" href="https://flexbox-bar-graphs.netlify.app/">Flexbox Bar Graphs</a>, and wanted to share a simple breakdown of how it was built. It isn't anything mind-blowing, but I like the idea of placing bar graphs in a web page with <em>zero</em> Javascript.</p> + +<p>I recently published a new open source project, Flexbox Bar Graphs, and wanted to share a simple breakdown of how it was built. It isn’t anything mind-blowing, but I like the idea of placing bar graphs in a web page with <em>zero</em> Javascript.</p> + <p>So in the end, this is what our bar graphs will look like on desktop:</p> -<p><figure> - <img src="/public/images/flexbox-bar-graph-1.webp" alt="Flexbox Bar Graph"> - <figcaption>The flexbox bar graph in desktop view (<a href="/public/images/flexbox-bar-graph-1.webp">direct link to image</a>)</figcaption> -</figure></p> + <p>And this is how it will look on smaller devices:</p> -<p><figure> - <img src="/public/images/flexbox-bar-graph-2.webp" alt="Flexbox Bar Graph Table"> - <figcaption>The flexbox bar graph on mobile devices (<a href="/public/images/flexbox-bar-graph-2.webp">direct link to image</a>)</figcaption> -</figure></p> -<p>Let's get into the details!</p> -<h2>The HTML</h2> -<p>The main "secret" of this project is that our graphs are constructed out of HTML <em>tables</em>. Now before you freak out - this is perfectly fine and works in our favor quite well.</p> + +<p>Let’s get into the details!</p> + +<h2 id="the-html">The HTML</h2> + +<p>The main “secret” of this project is that our graphs are constructed out of HTML <em>tables</em>. Now before you freak out - this is perfectly fine and works in our favor quite well.</p> + <ol> -<li>If the user has JS disabled --> they will still see our graphs</li> -<li>If the user has CSS disabled --> they will see a standard data table set</li> +<li>If the user has JS disabled –> they will still see our graphs</li> +<li>If the user has CSS disabled –> they will see a standard data table set</li> </ol> + <p>All bases are covered!</p> -<pre><code><!-- Using a basic table with our custom data-id --> -<table data-id="flexbox-bar-graph"> - <caption>Web Performance Results</caption> - <thead> - <tr> - <th>Test Performed</th> - <th>Before</th> - <th>After</th> - <th>Difference</th> - </tr> - </thead> - <tbody> - <tr> - <th>Initial Load Time</th> - <td> - <!-- + +<pre><code><!-- Using a basic table with our custom data-id --> +<table data-id="flexbox-bar-graph"> + <caption>Web Performance Results</caption> + <thead> + <tr> + <th>Test Performed</th> + <th>Before</th> + <th>After</th> + <th>Difference</th> + </tr> + </thead> + <tbody> + <tr> + <th>Initial Load Time</th> + <td> + <!-- WTF are these CSS variables? See the CSS section below - --> - <span style="--data-set:4.7/5;"></span> - <p>4.7</p> - </td> - <td> - <span style="--data-set:2.7/5;"></span> - <p>2.7</p> - </td> - <td> - <span style="--data-set:2/5;"></span> - <p>2</p> - </td> - </tr> - </tbody> -</table> + --> + <span style="--data-set:4.7/5;"></span> + <p>4.7</p> + </td> + <td> + <span style="--data-set:2.7/5;"></span> + <p>2.7</p> + </td> + <td> + <span style="--data-set:2/5;"></span> + <p>2</p> + </td> + </tr> + </tbody> +</table> </code></pre> + <p>Nothing crazy is happening here - just your standard HTML table structure. The one main thing to notice is the <code>--data-set</code> CSS variable placed inline on each data point. This will be important for our CSS to configure the individual bar graphs properly.</p> -<h2>The CSS</h2> -<p>This might look overwhelming if I just dumped the whole CSS file in one big code block, so instead I'm going to break them down into two parts:</p> + +<h2 id="the-css">The CSS</h2> + +<p>This might look overwhelming if I just dumped the whole CSS file in one big code block, so instead I’m going to break them down into two parts:</p> + <ol> <li>Baseline styling (mobile)</li> <li>Desktop styling</li> </ol> -<h3>Baseline</h3> + +<h3 id="baseline">Baseline</h3> + <p>Here we target just our table elements with the <code>data-id</code> of <code>flexbox-bar-graph</code>. This allows us to avoid worrying about adding classes or IDs and also avoids conflicts with other non-graph styled tables in our projects.</p> + <p>The base <code>:root</code> element holds all of our bar graph colors. Change these as you see fit!</p> -<pre><code>/* Bar Graph color variables */ + +<pre><code>/* Bar Graph color variables */ :root { --bar-color-1: #357EC7; --bar-color-2: #E42217; @@ -87,207 +98,215 @@ --bar-color-4: #7D0541; --bar-color-5: #FFD801; } -</code></pre> -<pre><code>[data-id="flexbox-bar-graph"] { + +[data-id="flexbox-bar-graph"] { border-collapse: collapse; margin: 4rem 0 6rem; width: 100%; } -[data-id="flexbox-bar-graph"] caption { +[data-id="flexbox-bar-graph"] caption { text-align: left; } -[data-id="flexbox-bar-graph"] thead th { +[data-id="flexbox-bar-graph"] thead th { text-align: right; } -[data-id="flexbox-bar-graph"] thead th:nth-child(1), -[data-id="flexbox-bar-graph"] tbody th { +[data-id="flexbox-bar-graph"] thead th:nth-child(1), +[data-id="flexbox-bar-graph"] tbody th { text-align: left; } -[data-id="flexbox-bar-graph"] tbody th { +[data-id="flexbox-bar-graph"] tbody th { font-weight: normal; font-style: italic; } -[data-id="flexbox-bar-graph"] tbody td { +[data-id="flexbox-bar-graph"] tbody td { text-align: right; } -[data-id="flexbox-bar-graph"] tbody td p { +[data-id="flexbox-bar-graph"] tbody td p { margin: 0; } </code></pre> -<h3>Desktop</h3> -<p>Now we set your "visual" bar graphs to show at a set width (in this example it is 1000px and above). That way the "default" styling can target the mobile device screen sizes.</p> + +<h3 id="desktop">Desktop</h3> + +<p>Now we set your “visual” bar graphs to show at a set width (in this example it is 1000px and above). That way the “default” styling can target the mobile device screen sizes.</p> + <ul> -<li>The <code>thead tr th:nth-child(x):before</code> elements create the square "legends" beside each individual data point heading</li> -<li>The <code>tbody tr td:nth-of-type(x) span</code> elements are the bars themselves</li> -</ul> -<pre><code>@media(min-width: 1000px) { - [data-id="flexbox-bar-graph"] { +<li><p>The <code>thead tr th:nth-child(x):before</code> elements create the square “legends” beside each individual data point heading</p></li> +<li><p>The <code>tbody tr td:nth-of-type(x) span</code> elements are the bars themselves</p> + +<p>@media(min-width: 1000px) { + [data-id="flexbox-bar-graph”] { background: transparent; display: block; min-height: 400px; padding: 0; position: relative; width: 100%; - } + }</p> - [data-id="flexbox-bar-graph"] caption { - display: block; - font-size: 2rem; - text-align: center; - width: 100%; - } +<pre><code>[data-id="flexbox-bar-graph"] caption { + display: block; + font-size: 2rem; + text-align: center; + width: 100%; +} - [data-id="flexbox-bar-graph"] thead { - display: block; - margin: 2rem 0 3rem; - width: 100%; - } - [data-id="flexbox-bar-graph"] thead tr { - border-bottom: 1px solid lightgrey; - display: flex; - justify-content: center; - padding-bottom: 1rem; - } - - [data-id="flexbox-bar-graph"] thead tr th { - display: inline-block; - margin: 0; - padding: 0; - position: relative; - text-align: right; - } - [data-id="flexbox-bar-graph"] thead tr th:before { - content:''; - display: inline-block; - height: 10px; - margin: 0 0.5rem 0 2rem; - position: relative; - width: 10px; - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(1), - [data-id="flexbox-bar-graph"] thead tr th:nth-child(1):before { - display: none; - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(2):before { - background: var(--bar-color-1); - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(3):before { - background: var(--bar-color-2); - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(4):before { - background: var(--bar-color-3); - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(5):before { - background: var(--bar-color-4); - } - [data-id="flexbox-bar-graph"] thead tr th:nth-child(6):before { - background: var(--bar-color-5); - } - - [data-id="flexbox-bar-graph"] tbody { - display: flex; - justify-content: space-between; - min-height: 300px; - width: 100%; - } - - [data-id="flexbox-bar-graph"] tbody tr { - display: flex; - flex-direction: column-reverse; - flex-wrap: wrap; - justify-content: flex-end; - padding: 0 50px; - position: relative; - width: 100%; - } - [data-id="flexbox-bar-graph"] tbody tr th { - font-size: 90%; - position: absolute; - text-align: center; - top: 100%; - width: calc(100% - 100px); - } - [data-id="flexbox-bar-graph"] tbody tr td { - align-items: center; - display: flex; - flex-direction: column; - height: 95%; - justify-content: flex-end; - } - - [data-id="flexbox-bar-graph"] tbody tr td span { - display: block; - height: calc(var(--data-set) * 100%); - width: 20px; - } - [data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(1) span { - background: var(--bar-color-1); - } - [data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(2) span { - background: var(--bar-color-2); - } - [data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(3) span { - background: var(--bar-color-3); - } - [data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(4) span { - background: var(--bar-color-4); - } - [data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(5) span { - background: var(--bar-color-5); - } - - [data-id="flexbox-bar-graph"] tbody tr td p { - font-size: 90%; - margin: 0; - text-align: center; - } +[data-id="flexbox-bar-graph"] thead { + display: block; + margin: 2rem 0 3rem; + width: 100%; +} +[data-id="flexbox-bar-graph"] thead tr { + border-bottom: 1px solid lightgrey; + display: flex; + justify-content: center; + padding-bottom: 1rem; +} + +[data-id="flexbox-bar-graph"] thead tr th { + display: inline-block; + margin: 0; + padding: 0; + position: relative; + text-align: right; +} +[data-id="flexbox-bar-graph"] thead tr th:before { + content:''; + display: inline-block; + height: 10px; + margin: 0 0.5rem 0 2rem; + position: relative; + width: 10px; +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(1), +[data-id="flexbox-bar-graph"] thead tr th:nth-child(1):before { + display: none; +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(2):before { + background: var(--bar-color-1); +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(3):before { + background: var(--bar-color-2); +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(4):before { + background: var(--bar-color-3); +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(5):before { + background: var(--bar-color-4); +} +[data-id="flexbox-bar-graph"] thead tr th:nth-child(6):before { + background: var(--bar-color-5); +} + +[data-id="flexbox-bar-graph"] tbody { + display: flex; + justify-content: space-between; + min-height: 300px; + width: 100%; +} + +[data-id="flexbox-bar-graph"] tbody tr { + display: flex; + flex-direction: column-reverse; + flex-wrap: wrap; + justify-content: flex-end; + padding: 0 50px; + position: relative; + width: 100%; +} +[data-id="flexbox-bar-graph"] tbody tr th { + font-size: 90%; + position: absolute; + text-align: center; + top: 100%; + width: calc(100% - 100px); +} +[data-id="flexbox-bar-graph"] tbody tr td { + align-items: center; + display: flex; + flex-direction: column; + height: 95%; + justify-content: flex-end; +} + +[data-id="flexbox-bar-graph"] tbody tr td span { + display: block; + height: calc(var(--data-set) * 100%); + width: 20px; +} +[data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(1) span { + background: var(--bar-color-1); +} +[data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(2) span { + background: var(--bar-color-2); +} +[data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(3) span { + background: var(--bar-color-3); +} +[data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(4) span { + background: var(--bar-color-4); +} +[data-id="flexbox-bar-graph"] tbody tr td:nth-of-type(5) span { + background: var(--bar-color-5); +} + +[data-id="flexbox-bar-graph"] tbody tr td p { + font-size: 90%; + margin: 0; + text-align: center; } </code></pre> -<h2>Bonus Styling</h2> -<p>In the <a target="_blank" href="https://github.com/bradleytaunt/flexbox-bar-graphs">Flexbox Bar Graph</a> repo, I've also included the ability to display these bar graphs horizontally, like so:</p> -<p><figure> - <img src="/public/images/flexbox-bar-graph-3.webp" alt="Flexbox Bar Graph Horizontal"> - <figcaption>The flexbox bar graph in the horizontal layout (<a href="/public/images/flexbox-bar-graph-3.webp">direct link to image</a>)</figcaption> -</figure></p> + +<p>}</p></li> +</ul> + +<h2 id="bonus-styling">Bonus Styling</h2> + +<p>In the Flexbox Bar Graph repo, I’ve also included the ability to display these bar graphs horizontally, like so:</p> + <p>The change in CSS is actually quite simple to pull this off - you just need to include the <code>data-layout</code> attribute on the table itself.</p> -<pre><code>[data-layout="horizontal"] tbody { + +<pre><code>[data-layout="horizontal"] tbody { min-height: auto; } -[data-layout="horizontal"] tbody tr { +[data-layout="horizontal"] tbody tr { flex-direction: column; padding: 0 40px; } -[data-layout="horizontal"] tbody tr th { +[data-layout="horizontal"] tbody tr th { width: calc(100% - 80px); } -[data-layout="horizontal"] tbody tr th { +[data-layout="horizontal"] tbody tr th { text-align: left; top: calc(100% + 20px); } -[data-layout="horizontal"] tbody tr td { +[data-layout="horizontal"] tbody tr td { flex-direction: row; height: auto; justify-content: start; margin: 10px 0; } -[data-layout="horizontal"] tbody tr td span { +[data-layout="horizontal"] tbody tr td span { height: 20px; width: calc(var(--data-set) * 100%); } -[data-layout="horizontal"] tbody tr td p { +[data-layout="horizontal"] tbody tr td p { margin-left: 10px; } </code></pre> -<h2>That's All Folks!</h2> + +<h2 id="thats-all-folks">That’s All Folks!</h2> + <p>That just about sums things up. Feel free to check out the Github repo itself, open any issues you find or fork it for your own!</p> + <ul> -<li>Github: <a href="https://github.com/bradleytaunt/flexbox-bar-graphs">https://github.com/bradleytaunt/flexbox-bar-graphs</a></li> -<li>Live Demo: <a href="https://flexbox-bar-graphs.netlify.app/">https://flexbox-bar-graphs.netlify.app/</a></li> +<li>Github: <a href="https://github.com/bradleytaunt/flexbox-bar-graphs">https://github.com/bradleytaunt/flexbox-bar-graphs</a></li> +<li>Live Demo: <a href="https://flexbox-bar-graphs.netlify.app/">https://flexbox-bar-graphs.netlify.app/</a></li> </ul> <footer role="contentinfo"> <h2>Menu Navigation</h2> |