Options

Chocolat
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Chocolat
1.0.2
Options
How to use options  
Options is a javascript object passed as the second arguments of Chocolat.
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Chocolat(document.querySelectorAll('.chocolat-image'), {
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    // options here
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})
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For example : 
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Chocolat(document.querySelectorAll('.chocolat-image'), {
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    container: document.querySelector('#my-container'),
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    loop: true,
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    imageSize: 'cover',
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    // ...
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})
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Options list 
container
default : window  
type : HTMLElement
Sets whether lightbox will open and fill the whole page (default), or whether it should open in a particular block of the page. 
For example if we want to display the lightbox in the block #my-container:
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{ 
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    container: document.querySelector('#my-container')
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}
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imageSize
default : 'scale-down'  
type : String 
possible values : 'scale-down', 'contain', 'native', or 'cover'
For a more detailed explanations see the Images sizes page :
Image sizes
'scale-down' : if the image is bigger than the window it's resized to fit.
If the image is smaller than the window it's not streched, just displayed at native dimensions. 
'contain' : if the image is bigger than the window it's resized to fit.
If the image is smaller than the window it's streched, to fit the window. 
'cover' : the image cover the window, no white spaces are displayed.
'native' : the image is never streched nor shrinked, always displayed at native dimensions.

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{ 
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    imageSize: 'cover'
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}
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linkImages
default : true  
type : Boolean
Sets whether we can switch from one image to another, without closing the viewer (true), 
or if the images can only be openned one by one (false). 
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{ 
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    linkImages: false
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}
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className
default : undefined  
type : String
Adds a custom css classes to the parent of the lightbox.
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{ 
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    className: 'my-first-custom-class my-second-custom-class'
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}
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loop
default : false  
type : Boolean
When true:
last image + 1 leads to first image.
first image - 1 leads to last image.
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{ 
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    loop: true
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}
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closeOnBackgroundClick
default : true  
type : Boolean
Closes Chocolat when the background is clicked.
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{ 
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    closeOnBackgroundClick: false
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}
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firstImageIndex
default : 0  
type : Number
Index of the image that you want to start the series.
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{ 
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    firstImageIndex: 2
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}
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lastImageIndex
default : images.length - 1  
type : Number
Index of the image that you want to start the series.
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{ 
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    lastImageIndex: 2
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}
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setTitle
default : undefined  
type : Function
Function returning the title of the image set.
You can access the Chocolat instance inside the function unsing this.
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{ 
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    setTitle: function () { return 'Title of the set' }
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}
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description
default : title html attribute of the image 
type : Function
Function returning the description of the image.
You can acces s the Chocolat instance inside the function unsing this.
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{ 
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    description: function () { 
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        const currentImage = this.images[this.settings.currentImageIndex]
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        return currentImage.title
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    }
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}
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pagination
default : function returning position + '/' + last  
type : Function
Function returning the pagination informations. 
You can acces s the Chocolat instance inside the function unsing this.
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{ 
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    pagination: function () {
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        const last = this.settings.lastImageIndex + 1
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        const position = this.settings.currentImageIndex + 1
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        return position + '/' + last
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    }
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}
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fullScreen
default : false  
type : Boolean
Opens Chocolat fullscreen (hides the browser window).
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{ 
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    fullScreen: true
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}
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allowZoom
default : true
type : Boolean
Disable or enable the zooming feature.
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{ 
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    allowZoom: false
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}
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afterInitialize
default : empty function
type : Function
Function (hook) called just after chocolat gets initialized.
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{ 
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    afterInitialize: function () {
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        // your logic here
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    }
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}
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afterMarkup
default : empty function
type : Function
Function (hook) called just after markup is created. 
You can use it to alter the default markup: to move the caption at the top of the image for example.
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{ 
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    afterMarkup: function () {
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       this.elems.description.appendTo(this.elems.top)
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    }
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}
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afterImageLoad
default : empty function
type : Function
Function (hook) called just after an image is loaded.
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{ 
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    afterImageLoad: function () {
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       // your logic here
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    }
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}
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afterClose
default : empty function
type : Function
Function (hook) called just after Chocolat is closed.
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{ 
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    afterClose: function () {
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       // your logic here
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    }
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}
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zoomedPaddingX
default : function returning 0
type : Function
Function returning the horizontal padding to add around the image when it's zoomed.
 It takes 2 arguments canvasWidth and imgWidth
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{ 
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   zoomedPaddingX: function (canvasWidth, imgWidth) {
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       return canvasWidth / 2
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   }
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}
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zoomedPaddingY
default : function returning 0
type : Function
Function returning the vertical padding to add around the image when it's zoomed.
 It takes 2 arguments canvasHeight and imgHeight
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{ 
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   zoomedPadding: function (canvasHeight, imgHeight) {
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       return canvasHeight / 2
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   }
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}
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​
Usage
Api
Last modified 3mo ago