<img-halftone>
A web component turns <img> into halftone.
Features
🎨 Print halftone image with CMYK.- ⚙️ Halftone is performed in web worker.
📜 Render with Canvas or HTML element.🧩 Various dot shapes supported.🔖 Alt support for Accessibility.🛎 A loading className on the host.💽 ≈ 3kB minzipped.
Demo
| Description | Live demo |
|---|---|
| Default setting with a zoom-in-out animation | codepen |
Render with different varient
|
codepen |
Render with different cellsize
|
codepen |
Render with different shape
|
codepen |
| Concurrent processing | codepen |
Usage
Install
npm install @9am/img-halftoneimport '@9am/img-halftone'Or use a CDN link
<script type="module" src="https://cdn.skypack.dev/@9am/img-halftone"></script><script src="https://www.unpkg.com/@9am/img-halftone"></script>HTML
<img-halftone src="img.png"></img-halftone>Documentation
<img-halftone> attributes
| Name | Type | Default | Description |
|---|---|---|---|
src |
{string} | Required | The image URL |
alt |
{string} | img-halftone | The alternative text description |
varient |
{canvas | grid} | canvas | The Render type (Notice: using 'grid' with small cellsize will cause layout performance problem.) |
cellsize |
{number} | 4 | The cell size for each dot in pixel |
shape |
{circle | triangle | rectangle | hexagon } | circle | The shape of dots |