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#
# miniSlider, a slider plugin for jQuery
# Instructions: http://minijs.com/plugins/7/slider
# By: Matthieu Aussaguel, http://www.mynameismatthieu.com, @mattaussaguel
# Version: 1.0 Stable
# More info: http://minijs.com/
#
class Slide
constructor: (@element, @index, @options) ->
@element.css { position: 'absolute', top: 0, left: @index * @element.width() }
class Slider
constructor: (@container, @options) ->
@state = 'waiting'
@size =
height: @container.height()
width: @container.width()
@container.css({ overflow: 'hidden', position: 'absolute', top: 0, left: 0 })
.wrap("<div class='#{@options.containerClass}' style='position: relative; overflow: hidden;'/>")
@wrapper = @container.parent()
@initSlides()
appendNavigation: ->
@wrapper.after(@nextLink())
.after(@previousLink())
@nextLink().on 'click', =>
@stopAutoplay()
@next()
return false
@previousLink().on 'click', =>
@stopAutoplay()
@previous()
return false
appendPagination: ->
@wrapper.after(@pagination())
@pagination().on 'click', 'a', (e) =>
@to (($ e.currentTarget).data().index - 1 )
@stopAutoplay()
return false
previousLink: -> @$previousLink ||= $('<a />', { html: @options.previousBtnContent, class: @options.previousBtnClass, href: '#' })
nextLink: -> @$nextLink ||= $('<a />', { html: @options.nextBtnContent, class: @options.nextBtnClass, href: '#' })
pagination: ->
unless @$pagination
@$pagination = $('<ul />', class: @options.paginationClass)
@$pagination.append("<li><a href='#' data-index='#{index + 1}'>#{index + 1}</a></li>") for slide, index in @slides
@$pagination
currentPaginationElement: -> @pagination().find("li:eq(#{@currentIndex})")
count: -> @slides.length
initSlides: ->
# Create array of slide objects
@slides = []
@container.children().each (index, element) =>
@slides.push(new Slide($(element), index, @options))
@container.css('width', @size.width * @slides.length)
@initTracker()
currentSlideElement: -> @slideElementForIndex @currentIndex
previousSlideElement: -> @slideElementForIndex @previousIndex
nextSlideElement: -> @slideElementForIndex @nextIndex
slideElementForIndex: (index) -> @slides[index].element
initTracker: ->
@currentIndex = 0
@previousIndex = @count() - 1
@nextIndex = 1
@addCssClasses()
updateTracker: (newIndex) ->
@removeCssClasses()
@currentIndex = newIndex
@previousIndex = if newIndex is 0 then @count() - 1 else newIndex - 1
@nextIndex = if newIndex is @count() - 1 then 0 else newIndex + 1
@addCssClasses()
addCssClasses: ->
@currentSlideElement().addClass @options.currentClass
@previousSlideElement().addClass @options.previousClass
@nextSlideElement().addClass @options.nextClass
@currentPaginationElement().addClass(@options.currentPaginationClass)
removeCssClasses: ->
@currentSlideElement().removeClass @options.currentClass
@previousSlideElement().removeClass @options.previousClass
@nextSlideElement().removeClass @options.nextClass
@currentPaginationElement().removeClass(@options.currentPaginationClass)
playing: -> @autoplayId?
startAutoPlay: ->
@autoplayId = window.setInterval =>
@next()
, @options.delay
stopAutoplay: ->
if @playing()
clearInterval @autoplayId
@autoplayId = null
play: ->
@startAutoPlay()
if @options.pauseOnHover
@container.children()
.on('mouseover', =>
@pause()
).on('mouseleave', =>
@resume()
)
next: -> @to @nextIndex
previous: -> @to @previousIndex
callAnimationCallbackFunction: (functionName, index) ->
@options[functionName](@slideElementForIndex(index),index + 1)
to: (index) ->
unless @state is 'animating'
@state = 'animating'
@callAnimationCallbackFunction 'onTransition', index
@container.animate({ left: 0 - (@size.width * index) }, @options.transitionSpeed, @options.transitionEasing, =>
@updateTracker index
@state = 'waiting'
@callAnimationCallbackFunction 'onComplete', index
)
pause: -> @stopAutoplay()
resume: -> @startAutoPlay()
$ ->
$.miniSlider = (element, options) ->
# default plugin settings
@defaults =
# general
autoPlay: true # autoplay slides
delay: 3000 # delay between slides
containerClass: 'slider-container' # slider container class name
# slides
currentClass: 'current' # current slide class name
previousClass: 'previous' # previous slide class name
nextClass: 'next' # next slide class name
# transition
transitionSpeed: 500 # transition speed between slides
transitionEasing: '' # easing animation for the slides transition
# navigation
pauseOnHover: false # pause on mouse over
showNavigation: true # show next/previous buttons
previousBtnClass: 'previous-btn' # previous button class
nextBtnClass: 'next-btn' # next button class
previousBtnContent: '‹' # previous button html content
nextBtnContent: '›' # next button html content
showPagination: true # show slider pagination
paginationClass: 'pagination' # pagination wrapper class
currentPaginationClass: 'current-pagination' # current pagination list item class
# callbacks
onLoad: -> # Function(), called when miniSlider is loading
onReady: -> # Function(), called when miniSlider is ready
onTransition: -> # Function(slide, number), called when the slide is in sliding
onComplete: -> # Function(slide, number), called when the slide transition is complete
## public variables
# plugin settings
@settings = {}
# jQuery version of DOM element attached to the plugin
@$element = $ element
# slider object
@slider = {}
## public methods
# get particular plugin setting
@getSetting = (settingKey) ->
@settings[settingKey]
# call one of the plugin setting functions
@callSettingFunction = (functionName) ->
@settings[functionName]()
# init function
@init = ->
@settings = $.extend {}, @defaults, options
@callSettingFunction 'onLoad'
@slider = new Slider(@$element, @settings)
@slider.appendPagination() if @getSetting 'showPagination'
@slider.appendNavigation() if @getSetting 'showNavigation'
@callSettingFunction 'onReady'
@slider.play() if @getSetting 'autoPlay'
# initialise the plugin
@init()
this
$.fn.miniSlider = (options) ->
return this.each ->
if undefined == $(this).data 'miniSlider'
plugin = new $.miniSlider this, options
$(this).data 'miniSlider', plugin
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