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/*! UIkit 3.11.2-dev.4c11be04b | https://www.getuikit.com | (c) 2014 - 2022 YOOtheme | MIT License */
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('uikit-util')) :
typeof define === 'function' && define.amd ? define('uikitslideshow', ['uikit-util'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.UIkitSlideshow = factory(global.UIkit.util));
})(this, (function (uikitUtil) { 'use strict';
var Class = {
connected: function() {
!uikitUtil.hasClass(this.$el, this.$name) && uikitUtil.addClass(this.$el, this.$name);
}
};
var Animations$1 = {
slide: {
show: function(dir) {
return [
{transform: translate(dir * -100)},
{transform: translate()}
];
},
percent: function(current) {
return translated(current);
},
translate: function(percent, dir) {
return [
{transform: translate(dir * -100 * percent)},
{transform: translate(dir * 100 * (1 - percent))}
];
}
}
};
function translated(el) {
return Math.abs(uikitUtil.css(el, 'transform').split(',')[4] / el.offsetWidth) || 0;
}
function translate(value, unit) {
if ( value === void 0 ) value = 0;
if ( unit === void 0 ) unit = '%';
value += value ? unit : '';
return uikitUtil.isIE ? ("translateX(" + value + ")") : ("translate3d(" + value + ", 0, 0)"); // currently, not translate3d in IE, translate3d within translate3d does not work while transitioning
}
function scale3d(value) {
return ("scale3d(" + value + ", " + value + ", 1)");
}
function Transitioner(prev, next, dir, ref) {
var animation = ref.animation;
var easing = ref.easing;
var percent = animation.percent;
var translate = animation.translate;
var show = animation.show; if ( show === void 0 ) show = uikitUtil.noop;
var props = show(dir);
var deferred = new uikitUtil.Deferred();
return {
dir: dir,
show: function(duration, percent, linear) {
var this$1$1 = this;
if ( percent === void 0 ) percent = 0;
var timing = linear ? 'linear' : easing;
duration -= Math.round(duration * uikitUtil.clamp(percent, -1, 1));
this.translate(percent);
triggerUpdate(next, 'itemin', {percent: percent, duration: duration, timing: timing, dir: dir});
triggerUpdate(prev, 'itemout', {percent: 1 - percent, duration: duration, timing: timing, dir: dir});
uikitUtil.Promise.all([
uikitUtil.Transition.start(next, props[1], duration, timing),
uikitUtil.Transition.start(prev, props[0], duration, timing)
]).then(function () {
this$1$1.reset();
deferred.resolve();
}, uikitUtil.noop);
return deferred.promise;
},
cancel: function() {
uikitUtil.Transition.cancel([next, prev]);
},
reset: function() {
for (var prop in props[0]) {
uikitUtil.css([next, prev], prop, '');
}
},
forward: function(duration, percent) {
if ( percent === void 0 ) percent = this.percent();
uikitUtil.Transition.cancel([next, prev]);
return this.show(duration, percent, true);
},
translate: function(percent) {
this.reset();
var props = translate(percent, dir);
uikitUtil.css(next, props[1]);
uikitUtil.css(prev, props[0]);
triggerUpdate(next, 'itemtranslatein', {percent: percent, dir: dir});
triggerUpdate(prev, 'itemtranslateout', {percent: 1 - percent, dir: dir});
},
percent: function() {
return percent(prev || next, next, dir);
},
getDistance: function() {
return prev && prev.offsetWidth;
}
};
}
function triggerUpdate(el, type, data) {
uikitUtil.trigger(el, uikitUtil.createEvent(type, false, false, data));
}
var SliderAutoplay = {
props: {
autoplay: Boolean,
autoplayInterval: Number,
pauseOnHover: Boolean
},
data: {
autoplay: false,
autoplayInterval: 7000,
pauseOnHover: true
},
connected: function() {
this.autoplay && this.startAutoplay();
},
disconnected: function() {
this.stopAutoplay();
},
update: function() {
uikitUtil.attr(this.slides, 'tabindex', '-1');
},
events: [
{
name: 'visibilitychange',
el: function() {
return document;
},
filter: function() {
return this.autoplay;
},
handler: function() {
if (document.hidden) {
this.stopAutoplay();
} else {
this.startAutoplay();
}
}
}
],
methods: {
startAutoplay: function() {
var this$1$1 = this;
this.stopAutoplay();
this.interval = setInterval(
function () { return (!this$1$1.draggable || !uikitUtil.$(':focus', this$1$1.$el))
&& (!this$1$1.pauseOnHover || !uikitUtil.matches(this$1$1.$el, ':hover'))
&& !this$1$1.stack.length
&& this$1$1.show('next'); },
this.autoplayInterval
);
},
stopAutoplay: function() {
this.interval && clearInterval(this.interval);
}
}
};
var SliderDrag = {
props: {
draggable: Boolean
},
data: {
draggable: true,
threshold: 10
},
created: function() {
var this$1$1 = this;
['start', 'move', 'end'].forEach(function (key) {
var fn = this$1$1[key];
this$1$1[key] = function (e) {
var pos = uikitUtil.getEventPos(e).x * (uikitUtil.isRtl ? -1 : 1);
this$1$1.prevPos = pos !== this$1$1.pos ? this$1$1.pos : this$1$1.prevPos;
this$1$1.pos = pos;
fn(e);
};
});
},
events: [
{
name: uikitUtil.pointerDown,
delegate: function() {
return this.selSlides;
},
handler: function(e) {
if (!this.draggable
|| !uikitUtil.isTouch(e) && hasTextNodesOnly(e.target)
|| uikitUtil.closest(e.target, uikitUtil.selInput)
|| e.button > 0
|| this.length < 2
) {
return;
}
this.start(e);
}
},
{
name: 'dragstart',
handler: function(e) {
e.preventDefault();
}
}
],
methods: {
start: function() {
this.drag = this.pos;
if (this._transitioner) {
this.percent = this._transitioner.percent();
this.drag += this._transitioner.getDistance() * this.percent * this.dir;
this._transitioner.cancel();
this._transitioner.translate(this.percent);
this.dragging = true;
this.stack = [];
} else {
this.prevIndex = this.index;
}
uikitUtil.on(document, uikitUtil.pointerMove, this.move, {passive: false});
// 'input' event is triggered by video controls
uikitUtil.on(document, (uikitUtil.pointerUp + " " + uikitUtil.pointerCancel + " input"), this.end, true);
uikitUtil.css(this.list, 'userSelect', 'none');
},
move: function(e) {
var this$1$1 = this;
var distance = this.pos - this.drag;
if (distance === 0 || this.prevPos === this.pos || !this.dragging && Math.abs(distance) < this.threshold) {
return;
}
// prevent click event
uikitUtil.css(this.list, 'pointerEvents', 'none');
e.cancelable && e.preventDefault();
this.dragging = true;
this.dir = (distance < 0 ? 1 : -1);
var ref = this;
var slides = ref.slides;
var ref$1 = this;
var prevIndex = ref$1.prevIndex;
var dis = Math.abs(distance);
var nextIndex = this.getIndex(prevIndex + this.dir, prevIndex);
var width = this._getDistance(prevIndex, nextIndex) || slides[prevIndex].offsetWidth;
while (nextIndex !== prevIndex && dis > width) {
this.drag -= width * this.dir;
prevIndex = nextIndex;
dis -= width;
nextIndex = this.getIndex(prevIndex + this.dir, prevIndex);
width = this._getDistance(prevIndex, nextIndex) || slides[prevIndex].offsetWidth;
}
this.percent = dis / width;
var prev = slides[prevIndex];
var next = slides[nextIndex];
var changed = this.index !== nextIndex;
var edge = prevIndex === nextIndex;
var itemShown;
[this.index, this.prevIndex].filter(function (i) { return !uikitUtil.includes([nextIndex, prevIndex], i); }).forEach(function (i) {
uikitUtil.trigger(slides[i], 'itemhidden', [this$1$1]);
if (edge) {
itemShown = true;
this$1$1.prevIndex = prevIndex;
}
});
if (this.index === prevIndex && this.prevIndex !== prevIndex || itemShown) {
uikitUtil.trigger(slides[this.index], 'itemshown', [this]);
}
if (changed) {
this.prevIndex = prevIndex;
this.index = nextIndex;
!edge && uikitUtil.trigger(prev, 'beforeitemhide', [this]);
uikitUtil.trigger(next, 'beforeitemshow', [this]);
}
this._transitioner = this._translate(Math.abs(this.percent), prev, !edge && next);
if (changed) {
!edge && uikitUtil.trigger(prev, 'itemhide', [this]);
uikitUtil.trigger(next, 'itemshow', [this]);
}
},
end: function() {
uikitUtil.off(document, uikitUtil.pointerMove, this.move, {passive: false});
uikitUtil.off(document, (uikitUtil.pointerUp + " " + uikitUtil.pointerCancel + " input"), this.end, true);
if (this.dragging) {
this.dragging = null;
if (this.index === this.prevIndex) {
this.percent = 1 - this.percent;
this.dir *= -1;
this._show(false, this.index, true);
this._transitioner = null;
} else {
var dirChange = (uikitUtil.isRtl ? this.dir * (uikitUtil.isRtl ? 1 : -1) : this.dir) < 0 === this.prevPos > this.pos;
this.index = dirChange ? this.index : this.prevIndex;
if (dirChange) {
this.percent = 1 - this.percent;
}
this.show(this.dir > 0 && !dirChange || this.dir < 0 && dirChange ? 'next' : 'previous', true);
}
}
uikitUtil.css(this.list, {userSelect: '', pointerEvents: ''});
this.drag
= this.percent
= null;
}
}
};
function hasTextNodesOnly(el) {
return !el.children.length && el.childNodes.length;
}
var SliderNav = {
data: {
selNav: false
},
computed: {
nav: function(ref, $el) {
var selNav = ref.selNav;
return uikitUtil.$(selNav, $el);
},
selNavItem: function(ref) {
var attrItem = ref.attrItem;
return ("[" + attrItem + "],[data-" + attrItem + "]");
},
navItems: function(_, $el) {
return uikitUtil.$$(this.selNavItem, $el);
}
},
update: {
write: function() {
var this$1$1 = this;
if (this.nav && this.length !== this.nav.children.length) {
uikitUtil.html(this.nav, this.slides.map(function (_, i) { return ("<li " + (this$1$1.attrItem) + "=\"" + i + "\"><a href></a></li>"); }).join(''));
}
this.navItems.concat(this.nav).forEach(function (el) { return el && (el.hidden = !this$1$1.maxIndex); });
this.updateNav();
},
events: ['resize']
},
events: [
{
name: 'click',
delegate: function() {
return this.selNavItem;
},
handler: function(e) {
e.preventDefault();
this.show(uikitUtil.data(e.current, this.attrItem));
}
},
{
name: 'itemshow',
handler: 'updateNav'
}
],
methods: {
updateNav: function() {
var this$1$1 = this;
var i = this.getValidIndex();
this.navItems.forEach(function (el) {
var cmd = uikitUtil.data(el, this$1$1.attrItem);
uikitUtil.toggleClass(el, this$1$1.clsActive, uikitUtil.toNumber(cmd) === i);
uikitUtil.toggleClass(el, 'uk-invisible', this$1$1.finite && (cmd === 'previous' && i === 0 || cmd === 'next' && i >= this$1$1.maxIndex));
});
}
}
};
var Slider = {
mixins: [SliderAutoplay, SliderDrag, SliderNav],
props: {
clsActivated: Boolean,
easing: String,
index: Number,
finite: Boolean,
velocity: Number,
selSlides: String
},
data: function () { return ({
easing: 'ease',
finite: false,
velocity: 1,
index: 0,
prevIndex: -1,
stack: [],
percent: 0,
clsActive: 'uk-active',
clsActivated: false,
Transitioner: false,
transitionOptions: {}
}); },
connected: function() {
this.prevIndex = -1;
this.index = this.getValidIndex(this.$props.index);
this.stack = [];
},
disconnected: function() {
uikitUtil.removeClass(this.slides, this.clsActive);
},
computed: {
duration: function(ref, $el) {
var velocity = ref.velocity;
return speedUp($el.offsetWidth / velocity);
},
list: function(ref, $el) {
var selList = ref.selList;
return uikitUtil.$(selList, $el);
},
maxIndex: function() {
return this.length - 1;
},
selSlides: function(ref) {
var selList = ref.selList;
var selSlides = ref.selSlides;
return (selList + " " + (selSlides || '> *'));
},
slides: {
get: function() {
return uikitUtil.$$(this.selSlides, this.$el);
},
watch: function() {
this.$reset();
}
},
length: function() {
return this.slides.length;
}
},
events: {
itemshown: function() {
this.$update(this.list);
}
},
methods: {
show: function(index, force) {
var this$1$1 = this;
if ( force === void 0 ) force = false;
if (this.dragging || !this.length) {
return;
}
var ref = this;
var stack = ref.stack;
var queueIndex = force ? 0 : stack.length;
var reset = function () {
stack.splice(queueIndex, 1);
if (stack.length) {
this$1$1.show(stack.shift(), true);
}
};
stack[force ? 'unshift' : 'push'](index);
if (!force && stack.length > 1) {
if (stack.length === 2) {
this._transitioner.forward(Math.min(this.duration, 200));
}
return;
}
var prevIndex = this.getIndex(this.index);
var prev = uikitUtil.hasClass(this.slides, this.clsActive) && this.slides[prevIndex];
var nextIndex = this.getIndex(index, this.index);
var next = this.slides[nextIndex];
if (prev === next) {
reset();
return;
}
this.dir = getDirection(index, prevIndex);
this.prevIndex = prevIndex;
this.index = nextIndex;
if (prev && !uikitUtil.trigger(prev, 'beforeitemhide', [this])
|| !uikitUtil.trigger(next, 'beforeitemshow', [this, prev])
) {
this.index = this.prevIndex;
reset();
return;
}
var promise = this._show(prev, next, force).then(function () {
prev && uikitUtil.trigger(prev, 'itemhidden', [this$1$1]);
uikitUtil.trigger(next, 'itemshown', [this$1$1]);
return new uikitUtil.Promise(function (resolve) {
uikitUtil.fastdom.write(function () {
stack.shift();
if (stack.length) {
this$1$1.show(stack.shift(), true);
} else {
this$1$1._transitioner = null;
}
resolve();
});
});
});
prev && uikitUtil.trigger(prev, 'itemhide', [this]);
uikitUtil.trigger(next, 'itemshow', [this]);
return promise;
},
getIndex: function(index, prev) {
if ( index === void 0 ) index = this.index;
if ( prev === void 0 ) prev = this.index;
return uikitUtil.clamp(uikitUtil.getIndex(index, this.slides, prev, this.finite), 0, this.maxIndex);
},
getValidIndex: function(index, prevIndex) {
if ( index === void 0 ) index = this.index;
if ( prevIndex === void 0 ) prevIndex = this.prevIndex;
return this.getIndex(index, prevIndex);
},
_show: function(prev, next, force) {
this._transitioner = this._getTransitioner(
prev,
next,
this.dir,
uikitUtil.assign({
easing: force
? next.offsetWidth < 600
? 'cubic-bezier(0.25, 0.46, 0.45, 0.94)' /* easeOutQuad */
: 'cubic-bezier(0.165, 0.84, 0.44, 1)' /* easeOutQuart */
: this.easing
}, this.transitionOptions)
);
if (!force && !prev) {
this._translate(1);
return uikitUtil.Promise.resolve();
}
var ref = this.stack;
var length = ref.length;
return this._transitioner[length > 1 ? 'forward' : 'show'](length > 1 ? Math.min(this.duration, 75 + 75 / (length - 1)) : this.duration, this.percent);
},
_getDistance: function(prev, next) {
return this._getTransitioner(prev, prev !== next && next).getDistance();
},
_translate: function(percent, prev, next) {
if ( prev === void 0 ) prev = this.prevIndex;
if ( next === void 0 ) next = this.index;
var transitioner = this._getTransitioner(prev !== next ? prev : false, next);
transitioner.translate(percent);
return transitioner;
},
_getTransitioner: function(prev, next, dir, options) {
if ( prev === void 0 ) prev = this.prevIndex;
if ( next === void 0 ) next = this.index;
if ( dir === void 0 ) dir = this.dir || 1;
if ( options === void 0 ) options = this.transitionOptions;
return new this.Transitioner(
uikitUtil.isNumber(prev) ? this.slides[prev] : prev,
uikitUtil.isNumber(next) ? this.slides[next] : next,
dir * (uikitUtil.isRtl ? -1 : 1),
options
);
}
}
};
function getDirection(index, prevIndex) {
return index === 'next'
? 1
: index === 'previous'
? -1
: index < prevIndex
? -1
: 1;
}
function speedUp(x) {
return .5 * x + 300; // parabola through (400,500; 600,600; 1800,1200)
}
var Slideshow = {
mixins: [Slider],
props: {
animation: String
},
data: {
animation: 'slide',
clsActivated: 'uk-transition-active',
Animations: Animations$1,
Transitioner: Transitioner
},
computed: {
animation: function(ref) {
var animation = ref.animation;
var Animations = ref.Animations;
return uikitUtil.assign(Animations[animation] || Animations.slide, {name: animation});
},
transitionOptions: function() {
return {animation: this.animation};
}
},
events: {
'itemshow itemhide itemshown itemhidden': function(ref) {
var target = ref.target;
this.$update(target);
},
beforeitemshow: function(ref) {
var target = ref.target;
uikitUtil.addClass(target, this.clsActive);
},
itemshown: function(ref) {
var target = ref.target;
uikitUtil.addClass(target, this.clsActivated);
},
itemhidden: function(ref) {
var target = ref.target;
uikitUtil.removeClass(target, this.clsActive, this.clsActivated);
}
}
};
var Animations = uikitUtil.assign({}, Animations$1, {
fade: {
show: function() {
return [
{opacity: 0, zIndex: 0},
{zIndex: -1}
];
},
percent: function(current) {
return 1 - uikitUtil.css(current, 'opacity');
},
translate: function(percent) {
return [
{opacity: 1 - percent, zIndex: 0},
{zIndex: -1}
];
}
},
scale: {
show: function() {
return [
{opacity: 0, transform: scale3d(1 + .5), zIndex: 0},
{zIndex: -1}
];
},
percent: function(current) {
return 1 - uikitUtil.css(current, 'opacity');
},
translate: function(percent) {
return [
{opacity: 1 - percent, transform: scale3d(1 + .5 * percent), zIndex: 0},
{zIndex: -1}
];
}
},
pull: {
show: function(dir) {
return dir < 0
? [
{transform: translate(30), zIndex: -1},
{transform: translate(), zIndex: 0}
]
: [
{transform: translate(-100), zIndex: 0},
{transform: translate(), zIndex: -1}
];
},
percent: function(current, next, dir) {
return dir < 0
? 1 - translated(next)
: translated(current);
},
translate: function(percent, dir) {
return dir < 0
? [
{transform: translate(30 * percent), zIndex: -1},
{transform: translate(-100 * (1 - percent)), zIndex: 0}
]
: [
{transform: translate(-percent * 100), zIndex: 0},
{transform: translate(30 * (1 - percent)), zIndex: -1}
];
}
},
push: {
show: function(dir) {
return dir < 0
? [
{transform: translate(100), zIndex: 0},
{transform: translate(), zIndex: -1}
]
: [
{transform: translate(-30), zIndex: -1},
{transform: translate(), zIndex: 0}
];
},
percent: function(current, next, dir) {
return dir > 0
? 1 - translated(next)
: translated(current);
},
translate: function(percent, dir) {
return dir < 0
? [
{transform: translate(percent * 100), zIndex: 0},
{transform: translate(-30 * (1 - percent)), zIndex: -1}
]
: [
{transform: translate(-30 * percent), zIndex: -1},
{transform: translate(100 * (1 - percent)), zIndex: 0}
];
}
}
});
var SliderReactive = {
update: {
write: function() {
if (this.stack.length || this.dragging) {
return;
}
var index = this.getValidIndex(this.index);
if (!~this.prevIndex || this.index !== index) {
this.show(index);
}
},
events: ['resize']
}
};
var Component = {
mixins: [Class, Slideshow, SliderReactive],
props: {
ratio: String,
minHeight: Number,
maxHeight: Number
},
data: {
ratio: '16:9',
minHeight: false,
maxHeight: false,
selList: '.uk-slideshow-items',
attrItem: 'uk-slideshow-item',
selNav: '.uk-slideshow-nav',
Animations: Animations
},
update: {
read: function() {
if (!this.list) {
return false;
}
var ref = this.ratio.split(':').map(Number);
var width = ref[0];
var height = ref[1];
height = height * this.list.offsetWidth / width || 0;
if (this.minHeight) {
height = Math.max(this.minHeight, height);
}
if (this.maxHeight) {
height = Math.min(this.maxHeight, height);
}
return {height: height - uikitUtil.boxModelAdjust(this.list, 'height', 'content-box')};
},
write: function(ref) {
var height = ref.height;
height > 0 && uikitUtil.css(this.list, 'minHeight', height);
},
events: ['resize']
}
};
if (typeof window !== 'undefined' && window.UIkit) {
window.UIkit.component('slideshow', Component);
}
return Component;
}));