230 lines
4.9 KiB
JavaScript
230 lines
4.9 KiB
JavaScript
'use strict'
|
|
|
|
import $ from 'jquery'
|
|
import Events from '../_events'
|
|
import MainUI from '../_main'
|
|
|
|
import 'hammerjs/hammer'
|
|
import 'jquery-hammerjs/jquery.hammer'
|
|
|
|
import '../../scss/_components/_ui.multislider.scss'
|
|
|
|
const W = window
|
|
|
|
const MultiSlider = (($) => {
|
|
// Constants
|
|
const NAME = 'jsMultiSlider'
|
|
const DATA_KEY = NAME
|
|
const $BODY = $('body')
|
|
|
|
class MultiSlider {
|
|
// Constructor
|
|
constructor (el) {
|
|
this.dispose()
|
|
|
|
console.log(`${NAME}: init ...`)
|
|
|
|
const ui = this
|
|
const $el = $(el)
|
|
ui.$el = $el
|
|
ui.sliding = false
|
|
|
|
$el.wrap(`<div class="${NAME}-container"></div>`)
|
|
ui.$elContainer = $el.parent(`.${NAME}-container`)
|
|
|
|
$el.wrap(`<div class="${NAME}-slides-container"></div>`)
|
|
ui.$slidesContainer = $el.parent(`.${NAME}-slides-container`)
|
|
|
|
ui.addControls()
|
|
ui.calculate()
|
|
|
|
$(W).on('resize', () => {
|
|
ui.$elContainer
|
|
.find('.act-slider-prev,.act-slider-next')
|
|
.removeClass('disabled')
|
|
ui.calculate()
|
|
})
|
|
|
|
ui.$elContainer.addClass(`${NAME}-active`)
|
|
$el.addClass(`${NAME}-active`)
|
|
}
|
|
|
|
calculate () {
|
|
const ui = this
|
|
|
|
ui.$slides = ui.$el.find('.slide')
|
|
ui.numberOfSlides = ui.$slides.length
|
|
|
|
ui.containerWidth = ui.$el.parent().width()
|
|
ui.maxPos = ui.numberOfSlides - ui.numToDisplay()
|
|
ui.slideWidth = ui.containerWidth / ui.numToDisplay()
|
|
|
|
ui.$slides.css('width', `${ui.slideWidth}px`)
|
|
ui.$el.css('width', ui.slideWidth * ui.numberOfSlides)
|
|
|
|
ui.currPos = 0
|
|
ui.slide(0)
|
|
}
|
|
|
|
numToDisplay () {
|
|
const ui = this
|
|
|
|
const size = MainUI.detectBootstrapScreenSize()
|
|
|
|
let num = ui.$el.data(`length-${size}`)
|
|
num = num || ui.$el.data('length')
|
|
|
|
console.log(`${NAME}: size ${size} | num ${num}`)
|
|
|
|
return num || 1
|
|
}
|
|
|
|
addControls () {
|
|
const ui = this
|
|
|
|
const $e = ui.$el
|
|
// actions
|
|
ui.$elContainer.append(
|
|
'<div class="slider-actions">' +
|
|
'<a href="#" class="act act-slider-prev"><i class="fas fa-chevron-left"></i><b class="sr-only">Prev</b></a>' +
|
|
'<a href="#" class="act act-slider-next"><i class="fas fa-chevron-right"></i><b class="sr-only">Next</b></a>' +
|
|
'</div>'
|
|
)
|
|
|
|
ui.$prevBtn = ui.$elContainer.find('.act-slider-prev')
|
|
ui.$nextBtn = ui.$elContainer.find('.act-slider-next')
|
|
|
|
ui.$prevBtn.on('click', (e) => {
|
|
e.preventDefault()
|
|
|
|
if ($(e.currentTarget).hasClass('disabled')) {
|
|
return false
|
|
}
|
|
|
|
ui.prev()
|
|
})
|
|
|
|
ui.$nextBtn.on('click', (e) => {
|
|
e.preventDefault()
|
|
|
|
if ($(e.currentTarget).hasClass('disabled')) {
|
|
return false
|
|
}
|
|
|
|
ui.next()
|
|
})
|
|
|
|
// init touch swipes
|
|
$e.hammer().bind('swipeleft panleft', (e) => {
|
|
ui.next()
|
|
})
|
|
|
|
$e.hammer().bind('swiperight panright', (e) => {
|
|
ui.prev()
|
|
})
|
|
}
|
|
|
|
next () {
|
|
const ui = this
|
|
if (ui.sliding) {
|
|
return
|
|
}
|
|
|
|
ui.currPos++
|
|
ui.slide(ui.currPos)
|
|
}
|
|
|
|
prev () {
|
|
const ui = this
|
|
if (ui.sliding) {
|
|
return
|
|
}
|
|
ui.currPos--
|
|
ui.slide(ui.currPos)
|
|
}
|
|
|
|
slide (pos) {
|
|
const ui = this
|
|
if (ui.sliding) {
|
|
return
|
|
}
|
|
|
|
ui.sliding = true
|
|
if (ui.$nextBtn.length) {
|
|
if (pos >= ui.maxPos) {
|
|
ui.$nextBtn.addClass('disabled')
|
|
} else {
|
|
ui.$nextBtn.removeClass('disabled')
|
|
}
|
|
}
|
|
|
|
if (ui.$prevBtn.length) {
|
|
if (pos <= 0) {
|
|
ui.$prevBtn.addClass('disabled')
|
|
} else {
|
|
ui.$prevBtn.removeClass('disabled')
|
|
}
|
|
}
|
|
|
|
ui.$el.animate(
|
|
{
|
|
left: `${-(pos * ui.slideWidth)}px`,
|
|
},
|
|
'slow',
|
|
'swing',
|
|
() => {
|
|
ui.sliding = false
|
|
}
|
|
)
|
|
}
|
|
|
|
dispose () {
|
|
const ui = this
|
|
|
|
if (ui.$elContainer) {
|
|
ui.$el.parent().find('.slider-actions').remove()
|
|
}
|
|
|
|
if (ui.$el) {
|
|
ui.$el.hammer().unbind('swipeleft panleft swiperight panright')
|
|
}
|
|
|
|
console.log(`Disposing: ${NAME}`)
|
|
|
|
ui.$el = null
|
|
}
|
|
|
|
static _jQueryInterface () {
|
|
return this.each(() => {
|
|
// attach functionality to el
|
|
const $el = $(this)
|
|
let data = $el.data(DATA_KEY)
|
|
|
|
if (!data) {
|
|
data = new MultiSlider(this)
|
|
$el.data(DATA_KEY, data)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
// jQuery interface
|
|
$.fn[NAME] = MultiSlider._jQueryInterface
|
|
$.fn[NAME].Constructor = MultiSlider
|
|
$.fn[NAME].noConflict = function () {
|
|
$.fn[NAME] = JQUERY_NO_CONFLICT
|
|
return MultiSlider._jQueryInterface
|
|
}
|
|
|
|
// auto-apply
|
|
$(W).on(`MultiSlider.init ${Events.LODEDANDREADY}`, () => {
|
|
$(`.${NAME}`).each((i, el) => {
|
|
$(el).jsMultiSlider()
|
|
})
|
|
})
|
|
|
|
return MultiSlider
|
|
})($)
|
|
|
|
export default MultiSlider
|