<!DOCTYPE html>
<html lang="en" >
<head>
<meta charset="UTF-8">
<title><n-polygon> | SVG polygon web-component</title>
<link rel="stylesheet" href="css/style.css">
</head>
<body>
<template id="n-polygon">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" xml:space="preserve">
<polyline stroke-linecap="round"></polyline>
</svg>
<style>
:host {
display: inline-block;
}
svg {
overflow: visible;
}
</style>
<script>
</script>
</template>
<div class="card">
<h1>web-component for SVG polygons</h1>
<n-polygon vertices="3" size="50" class="reddish"></n-polygon>
<n-polygon vertices="16" size="100" class="yehellow"></n-polygon>
<n-polygon vertices="4" size="100" class="babablue"></n-polygon>
<n-polygon vertices="5" size="100" class="greenhorn"></n-polygon>
<n-polygon vertices="6" size="40"></n-polygon>
<h2>Usage</h2>
<pre>
<n-polygon vertices="3" size="50"></n-polygon>
<n-polygon vertices="5" size="50" class="my-custom-class"></n-polygon>
</pre>
<pre>
.my-custom-class /deep/ svg {
fill: red;
stroke: blue;
stroke-width: 3;
}
</pre>
<ul>
<li><a href="https://codepen.io/pixelass/pen/zGmqoJ" target="_blank">Jade version</a></li>
<li><a href="https://codepen.io/pixelass/pen/GJYMQo" target="_blank">Angular version</a></li>
<li><a href="https://codepen.io/pixelass/pen/dogVjy" target="_blank">React version</a></li>
<li><a href="https://codepen.io/pixelass/pen/bdmoOr" target="_blank">Polymer version</a></li>
<li><a href="https://codepen.io/pixelass/pen/BNqmzJ" target="_blank">Handlebars version</a></li>
<li><a href="https://codepen.io/pixelass/pen/XbxzqJ" target="_blank">Custom version</a></li>
</ul>
</div>
<script src="js/index.js"></script>
</body>
</html>
/*Downloaded from https://www.codeseek.co/pixelass/andltn-polygonandgt-orandxa0svg-polygon-web-component-aORLpR */
body {
margin: 0;
font-family: sans-serif;
background: #982649;
display: flex;
justify-content: center;
align-items: center;
}
* {
box-sizing: border-box;
}
.reddish svg, .reddish /deep/ svg {
fill: rgba(255, 100, 20, 0.4);
stroke: #ff6414;
stroke-width: 4;
}
.yehellow svg, .yehellow /deep/ svg {
fill: rgba(255, 200, 20, 0.4);
stroke: #ffc814;
stroke-width: 3;
}
.babablue svg, .babablue /deep/ svg {
fill: rgba(15, 45, 255, 0.2);
stroke: rgba(15, 45, 255, 0.8);
}
.greenhorn svg, .greenhorn /deep/ svg {
fill: rgba(105, 205, 55, 0.4);
stroke: #69cd37;
stroke-width: 3;
}
h1 {
font-size: 25px;
font-weight: lighter;
}
.card {
max-width: calc(600px);
min-width: calc(300px);
width: calc(100% - 20px);
padding: 24px 16px;
background: #fff;
box-shadow: 0 4px 5px 0 rgba(0, 0, 0, 0.14), 0 1px 10px 0 rgba(0, 0, 0, 0.12), 0 2px 4px -1px rgba(0, 0, 0, 0.4);
margin: 30px auto;
}
pre {
padding: 10px;
border: 1px solid #ddd;
border-left: 5px solid #86B155;
}
a {
color: #FF5A5F;
}
/*Downloaded from https://www.codeseek.co/pixelass/andltn-polygonandgt-orandxa0svg-polygon-web-component-aORLpR */
var owner = document.currentScript.ownerDocument;
var nPolygon = Object.create(HTMLElement.prototype);
nPolygon.createdCallback = function () {
var template = owner.querySelector("#n-polygon");
var content = template.content.cloneNode(true);
this.shadow = this.createShadowRoot();
this.shadow.appendChild(content);
var svg = this.shadow.querySelector('svg');
var polyline = svg.querySelector('polyline');
var points = '',
x,
y;
var vertices = this.getAttribute('vertices');
var size = this.getAttribute('size');
for (var i = 0; i <= vertices; i++) {
x = Math.cos(360 / vertices * i * Math.PI / 180 + (180 / vertices + 90) * Math.PI / 180) * size / 2 + size / 2;
y = Math.sin(360 / vertices * i * Math.PI / 180 + (180 / vertices + 90) * Math.PI / 180) * size / 2 + size / 2;
points += ' ' + x + ' ' + y;
}
svg.setAttribute('height', size);
svg.setAttribute('width', size);
svg.setAttribute('viewBox', '0 0 ' + size + ' ' + size);
polyline.setAttribute('points', points);
};
owner.registerElement('n-polygon', { 'prototype': nPolygon });