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badge.html
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badge.html
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<!DOCTYPE html>
<html lang="en">
<title>DSC PGDAV Profile Badge Generator</title>
<meta name="description" content="GDE Profile Badge Generator">
<meta property="og:image" content="https://gde-badge.limhenry.xyz/cover.png" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="shortcut icon" href="./favicon.png">
<link crossorigin="anonymous" href="https://fonts.googleapis.com/icon?family=Google+Sans:400&display=swap" rel="stylesheet" />
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-57741199-15"></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
gtag('config', 'UA-57741199-15');
</script>
<style>
* {
box-sizing: border-box;
--shadow-elevation-1: 0 2px 4px -1px rgba(0, 0, 0, .2), 0 4px 5px 0 rgba(0, 0, 0, .14), 0 1px 10px 0 rgba(0, 0, 0, .12);
--shadow-elevation-2: 0 3px 5px -1px rgba(0, 0, 0, .2), 0 6px 10px 0 rgba(0, 0, 0, .14), 0 1px 18px 0 rgba(0, 0, 0, .12);
--button-color: #2979ff;
--button-color-hover: #3580fd;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
body {
background: #e0e0e0;
margin: 0;
font-family: 'Google Sans', sans-serif;
display: flex;
flex-direction: column;
color: #4a4a4a;
min-height: 100vh;
}
header {
background-color: #fff;
height: 76px;
display: flex;
align-items: center;
justify-content: center;
font-size: 24px;
box-shadow: 0 2px 4px -1px rgba(0, 0, 0, .2), 0 4px 5px 0 rgba(0, 0, 0, .14), 0 1px 10px 0 rgba(0, 0, 0, .12);
z-index: 1;
}
.main-container {
display: flex;
flex: 1;
}
.input-panel {
padding: 24px;
width: 40%;
max-width: 420px;
background-color: #f5f5f5;
box-shadow: 0 1px 5px 0 rgba(0, 0, 0, .2), 0 2px 2px 0 rgba(0, 0, 0, .14), 0 3px 1px -2px rgba(0, 0, 0, .12);
}
.input {
margin-bottom: 36px;
display: flex;
flex-direction: column;
align-items: flex-start;
}
.input:last-child {
margin-bottom: 0;
}
.input label {
font-size: 13px;
margin-bottom: 8px;
font-weight: 500;
}
.button {
color: #fff;
font-size: 15px;
border-radius: 4px;
padding: 10px 12px;
box-shadow: var(--shadow-elevation-1);
background-color: var(--button-color);
cursor: pointer;
border: none;
transition: box-shadow 100ms ease, background-color 100ms ease;
}
.button:hover {
box-shadow: var(--shadow-elevation-2);
background-color: var(--button-color-hover);
}
input.category-input {
font-size: 15px;
padding: 8px;
background: #fff;
border: 1px solid #cacaca;
border-radius: 4px;
width: 100%;
max-width: 60px;
}
input.category-input:focus {
outline: none;
border-color: #8e8e8e;
}
.select-container {
display: flex;
border-radius: 4px;
border: 1px solid #cacaca;
overflow: hidden;
}
.select-container .select {
background-color: #fff;
padding: 6px 12px;
font-size: 15px;
cursor: pointer;
transition: background-color 100ms ease;
}
.select-container .select:not(:last-child) {
border-right: 1px solid #cacaca;
}
.select-container .select[selected] {
color: #fff;
background-color: var(--button-color);
}
.preview-panel {
padding: 36px 0;
flex: 1;
display: flex;
align-items: center;
justify-content: center;
position: relative;
}
canvas {
width: 500px;
max-width: 80%;
}
.download-fab {
cursor: pointer;
position: absolute;
bottom: 24px;
right: 24px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 50%;
width: 64px;
height: 64px;
background-color: #2979ff;
box-shadow: var(--shadow-elevation-1);
transition: background-color 100ms ease, box-shadow 100ms ease;
}
.download-fab:hover {
background-color: #3580fd;
box-shadow: var(--shadow-elevation-2);
}
@media screen and (max-width: 860px) {
header {
height: 56px;
font-size: 20px;
}
.main-container {
flex-direction: column;
}
.input-panel,
.preview-panel {
width: 100%;
max-width: initial;
}
.preview-panel {
padding: 24px 0 96px 0;
flex: 1;
}
.input {
margin-bottom: 24px;
}
.download-fab {
width: 56px;
height: 56px;
}
}
</style>
<header>
<div class="title">DSC PGDAV Profile Badge Generator</div>
</header>
<div class="main-container">
<div class="input-panel">
<div class="input">
<label>Profile Picture</label>
<button class="button" onclick="uploadImage()">Upload Image</button>
<input class="profile-input" type="file" accept="image/*" onchange="upload(event)" hidden />
</div>
<div class="input">
<label for="category">Category Name</label>
<input id="category" list="gde-category" class="category-input" type="text" oninput="draw()" />
<datalist id="gde-category">
<option value="Android">
<option value="Angular">
<option value="Assistant">
<option value="Dart">
<option value="Firebase">
<option value="Flutter">
<option value="G Suite">
<option value="Go">
<option value="Google Cloud">
<option value="Google Maps">
<option value="IoT">
<option value="Kotlin">
<option value="Machine Learning">
<option value="Payments">
<option value="Web">
</datalist>
</div>
<div class="input">
<label>Image Shape</label>
<div class="select-container">
<div class="select" id="original" selected onclick="changeShape('original')">Original</div>
<div class="select" id="square" onclick="changeShape('square')">Square</div>
<div class="select" id="circle" onclick="changeShape('circle')">Circle</div>
</div>
</div>
</div>
<div class="preview-panel">
<canvas></canvas>
<div class="download-fab" onclick="download()">
<svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" fill="#fff">
<path d="M0 0h24v24H0V0z" fill="none" />
<path
d="M16.59 9H15V4c0-.55-.45-1-1-1h-4c-.55 0-1 .45-1 1v5H7.41c-.89 0-1.34 1.08-.71 1.71l4.59 4.59c.39.39 1.02.39 1.41 0l4.59-4.59c.63-.63.19-1.71-.7-1.71zM5 19c0 .55.45 1 1 1h12c.55 0 1-.45 1-1s-.45-1-1-1H6c-.55 0-1 .45-1 1z" />
</svg>
</div>
</div>
</div>
<script>
const canvas = document.querySelector('canvas')
const ctx = canvas.getContext('2d')
let image = ''
let shape = 'original'
const uploadImage = () => {
document.querySelector('input.profile-input').click()
}
const changeShape = (type) => {
const original = document.querySelector('.select-container .select#original')
const square = document.querySelector('.select-container .select#square')
const circle = document.querySelector('.select-container .select#circle')
shape = type
switch (type) {
case 'original': {
original.setAttribute('selected', '')
square.removeAttribute('selected')
circle.removeAttribute('selected')
break
}
case 'square': {
square.setAttribute('selected', '')
original.removeAttribute('selected')
circle.removeAttribute('selected')
break
}
case 'circle': {
circle.setAttribute('selected', '')
original.removeAttribute('selected')
square.removeAttribute('selected')
break
}
}
draw()
}
const upload = (e) => {
if (e && e.target.files && e.target.files[0]) {
const reader = new FileReader()
reader.onload = (event) => {
const img = new Image()
img.onload = () => {
image = img
draw()
}
img.src = event.target.result
}
reader.readAsDataURL(e.target.files[0])
}
}
const banner = new Image()
banner.src = './experts.jpg'
banner.onload = () => {
draw()
}
const draw = () => {
const category = document.querySelector('input.category-input').value || 'Category Name'
if (image) {
switch (shape) {
case 'original': {
canvas.width = image.width
canvas.height = image.height
ctx.drawImage(image, 0, 0)
break
}
default: {
const size = Math.min ( image.width, image.height )
canvas.width = 500
canvas.height = 500
const hRatio = canvas.width / image.width
const vRatio = canvas.height / image.height
const ratio = Math.max ( hRatio, vRatio )
const x = ( canvas.width - image.width * ratio ) / 2
const y = ( canvas.height - image.height * ratio ) / 2
ctx.drawImage(image, 0, 0, image.width, image.height, x, y, image.width * ratio, image.height * ratio)
break
}
}
}
else {
ctx.canvas.width = 500
ctx.canvas.height = 500
ctx.fillStyle = '#0d47a1'
ctx.fillRect(0, 0, canvas.width, canvas.height)
}
const height = banner.height / banner.width * canvas.width
const y = canvas.height - height
const fontSize = canvas.width / 17.2
const fontY = y + height * 0.7
ctx.drawImage(banner, 0, 0, banner.width, banner.height, 0, y, canvas.width, height)
ctx.fillStyle = '#757575'
ctx.textAlign = 'center'
ctx.textBaseline = 'middle'
ctx.font = `${fontSize}px Google Sans, sans-serif`
ctx.fillText(category, canvas.width / 2, fontY)
if (shape === 'circle') {
ctx.globalCompositeOperation='destination-in'
ctx.beginPath()
ctx.arc(canvas.width / 2, canvas.height / 2, canvas.height / 2, 0, Math.PI * 2)
ctx.closePath()
ctx.fill()
}
}
const download = () => {
const a = document.createElement('a')
const url = canvas.toDataURL('image/png;base64')
a.download = 'badge.png'
a.href = url
a.click()
}
</script>
</html>