MkDocs GLightbox

A MkDocs plugin supports image lightbox with GLightbox.

GLightbox is a pure javascript lightbox library with mobile support.

Dependency

GLightbox javascript file and css file
1. GLightbox==3.2.0

Usage

Install plugin from pypi
```
pip install mkdocs-glightbox
```
Add glightbox plugin to your mkdocs.yml plugins sections:
```
plugins:
   - glightbox
```
All images will be added to the lightbox effect automatically, except images in an anchor tag and emoji images from pymdown-extensions.

You may customize the plugin by passing options in mkdocs.yml:

plugins:
   - glightbox:
       touchNavigation: true
       loop: false
       effect: zoom
       slide_effect: slide
       width: 100%
       height: auto
       zoomable: true
       draggable: true
       skip_classes:
         - custom-skip-class-name
       auto_caption: false
       caption_position: bottom
       background: white
       shadow: true
       manual: false

Option	Default	Description
touchNavigation	true	Enable or disable the touch navigation (swipe).
loop	false	Loop slides on end.
effect	zoom	Name of the effect on lightbox open. (zoom, fade, none)
slide_effect	slide	Name of the effect on lightbox slide. (slide, zoom, fade, none)
width	auto	Width for inline elements and iframes. You can use any unit for example 90% or 100vw for full width.
height	auto	Height for inline elements and iframes. You can use any unit for example 90%, 100vh or auto.
zoomable	true	Enable or disable zoomable images.
draggable	true	Enable or disable mouse drag to go prev and next slide.
skip_classes	[ ]	Disable lightbox of those image with specific custom class name.
auto_caption	false	Enable or disable using alt of image as caption title automatically.
caption_position	bottom	Default captions position. (bottom, top, left, right)
background	white	The background CSS of lightbox image. The background will shown when the image is transparent. You can use any CSS value for the background for example `#74b9ff` or `Gainsboro` or `none` for nothing.
shadow	true	Enable or disable the shadow of lightbox image. Disable it when the background is `none` to prevent shadow around the transparent image.
manual	false	When true, lightbox has to be enabled for each image manually by adding `on-glb` class to it or adding `glightbox: true` meta on page.

Check more options information on GLightbox Docs.

For more flexibility:
1. Disable by image: Disable the lightbox for specific images. Suitable for a few amount of images that don't need the lightbox effect.
2. Disable by page: Disable the lightbox for specific pages. Suitable for a few amount of pages that don't need the lightbox effect.
3. Enable by image: Disable the lightbox for specific pages but enable some images on those pages. Suitable for a few amount of images that need the lightbox effect.
4. Disable globally but enable by image or page: Disable the lightbox globally but enable specific images or specific pages. Suitable for a large number of images or pages that don't need the lightbox effect.
Support lightbox image caption, check more details on Caption.
Support grouping images as galleries, check more details on Gallery.

Note

If this is your first time using the MkDocs plugin feature, you should know that MkDocs includes a default plugin named search. If you want to keep the search feature, you need to add the search plugin back to the plugins list.

How it works

Copy GLightbox script file into site/assets/javascripts/ directory and CSS file into site/assets/stylesheets/ directory
Import GLightbox script and CSS file and add javascript code on each page excluded disabled pages
Search all image tags and warp with an anchor tag for GLightbox excluded images with skip class or already warped with an anchor tag

Demo

Click the image to try lightbox and enjoy the view of Taiwan.

Sunset over Taipei City. Credit: Thomas Tucker

Lanyu, Taiwan. Credit: Robson Hatsukami Morgan

License

This project is licensed under the MIT License - see the LICENSE.md file for details.