portfolio-website/project/static/js/owl.carousel.js

1512 lines
53 KiB
JavaScript
Raw Normal View History

2022-07-07 05:16:46 +00:00
/*
* jQuery OwlCarousel v1.3.3
*
* Copyright (c) 2013 Bartosz Wojciechowski
* http://www.owlgraphic.com/owlcarousel/
*
* Licensed under MIT
*
*/
/*JS Lint helpers: */
/*global dragMove: false, dragEnd: false, $, jQuery, alert, window, document */
/*jslint nomen: true, continue:true */
if (typeof Object.create !== "function") {
Object.create = function (obj) {
function F() {}
F.prototype = obj;
return new F();
};
}
(function ($, window, document) {
var Carousel = {
init : function (options, el) {
var base = this;
base.$elem = $(el);
base.options = $.extend({}, $.fn.owlCarousel.options, base.$elem.data(), options);
base.userOptions = options;
base.loadContent();
},
loadContent : function () {
var base = this, url;
function getData(data) {
var i, content = "";
if (typeof base.options.jsonSuccess === "function") {
base.options.jsonSuccess.apply(this, [data]);
} else {
for (i in data.owl) {
if (data.owl.hasOwnProperty(i)) {
content += data.owl[i].item;
}
}
base.$elem.html(content);
}
base.logIn();
}
if (typeof base.options.beforeInit === "function") {
base.options.beforeInit.apply(this, [base.$elem]);
}
if (typeof base.options.jsonPath === "string") {
url = base.options.jsonPath;
$.getJSON(url, getData);
} else {
base.logIn();
}
},
logIn : function () {
var base = this;
base.$elem.data("owl-originalStyles", base.$elem.attr("style"));
base.$elem.data("owl-originalClasses", base.$elem.attr("class"));
base.$elem.css({opacity: 0});
base.orignalItems = base.options.items;
base.checkBrowser();
base.wrapperWidth = 0;
base.checkVisible = null;
base.setVars();
},
setVars : function () {
var base = this;
if (base.$elem.children().length === 0) {return false; }
base.baseClass();
base.eventTypes();
base.$userItems = base.$elem.children();
base.itemsAmount = base.$userItems.length;
base.wrapItems();
base.$owlItems = base.$elem.find(".owl-item");
base.$owlWrapper = base.$elem.find(".owl-wrapper");
base.playDirection = "next";
base.prevItem = 0;
base.prevArr = [0];
base.currentItem = 0;
base.customEvents();
base.onStartup();
},
onStartup : function () {
var base = this;
base.updateItems();
base.calculateAll();
base.buildControls();
base.updateControls();
base.response();
base.moveEvents();
base.stopOnHover();
base.owlStatus();
if (base.options.transitionStyle !== false) {
base.transitionTypes(base.options.transitionStyle);
}
if (base.options.autoPlay === true) {
base.options.autoPlay = 5000;
}
base.play();
base.$elem.find(".owl-wrapper").css("display", "block");
if (!base.$elem.is(":visible")) {
base.watchVisibility();
} else {
base.$elem.css("opacity", 1);
}
base.onstartup = false;
base.eachMoveUpdate();
if (typeof base.options.afterInit === "function") {
base.options.afterInit.apply(this, [base.$elem]);
}
},
eachMoveUpdate : function () {
var base = this;
if (base.options.lazyLoad === true) {
base.lazyLoad();
}
if (base.options.autoHeight === true) {
base.autoHeight();
}
base.onVisibleItems();
if (typeof base.options.afterAction === "function") {
base.options.afterAction.apply(this, [base.$elem]);
}
},
updateVars : function () {
var base = this;
if (typeof base.options.beforeUpdate === "function") {
base.options.beforeUpdate.apply(this, [base.$elem]);
}
base.watchVisibility();
base.updateItems();
base.calculateAll();
base.updatePosition();
base.updateControls();
base.eachMoveUpdate();
if (typeof base.options.afterUpdate === "function") {
base.options.afterUpdate.apply(this, [base.$elem]);
}
},
reload : function () {
var base = this;
window.setTimeout(function () {
base.updateVars();
}, 0);
},
watchVisibility : function () {
var base = this;
if (base.$elem.is(":visible") === false) {
base.$elem.css({opacity: 0});
window.clearInterval(base.autoPlayInterval);
window.clearInterval(base.checkVisible);
} else {
return false;
}
base.checkVisible = window.setInterval(function () {
if (base.$elem.is(":visible")) {
base.reload();
base.$elem.animate({opacity: 1}, 200);
window.clearInterval(base.checkVisible);
}
}, 500);
},
wrapItems : function () {
var base = this;
base.$userItems.wrapAll("<div class=\"owl-wrapper\">").wrap("<div class=\"owl-item\"></div>");
base.$elem.find(".owl-wrapper").wrap("<div class=\"owl-wrapper-outer\">");
base.wrapperOuter = base.$elem.find(".owl-wrapper-outer");
base.$elem.css("display", "block");
},
baseClass : function () {
var base = this,
hasBaseClass = base.$elem.hasClass(base.options.baseClass),
hasThemeClass = base.$elem.hasClass(base.options.theme);
if (!hasBaseClass) {
base.$elem.addClass(base.options.baseClass);
}
if (!hasThemeClass) {
base.$elem.addClass(base.options.theme);
}
},
updateItems : function () {
var base = this, width, i;
if (base.options.responsive === false) {
return false;
}
if (base.options.singleItem === true) {
base.options.items = base.orignalItems = 1;
base.options.itemsCustom = false;
base.options.itemsDesktop = false;
base.options.itemsDesktopSmall = false;
base.options.itemsTablet = false;
base.options.itemsTabletSmall = false;
base.options.itemsMobile = false;
return false;
}
width = $(base.options.responsiveBaseWidth).width();
if (width > (base.options.itemsDesktop[0] || base.orignalItems)) {
base.options.items = base.orignalItems;
}
if (base.options.itemsCustom !== false) {
//Reorder array by screen size
base.options.itemsCustom.sort(function (a, b) {return a[0] - b[0]; });
for (i = 0; i < base.options.itemsCustom.length; i += 1) {
if (base.options.itemsCustom[i][0] <= width) {
base.options.items = base.options.itemsCustom[i][1];
}
}
} else {
if (width <= base.options.itemsDesktop[0] && base.options.itemsDesktop !== false) {
base.options.items = base.options.itemsDesktop[1];
}
if (width <= base.options.itemsDesktopSmall[0] && base.options.itemsDesktopSmall !== false) {
base.options.items = base.options.itemsDesktopSmall[1];
}
if (width <= base.options.itemsTablet[0] && base.options.itemsTablet !== false) {
base.options.items = base.options.itemsTablet[1];
}
if (width <= base.options.itemsTabletSmall[0] && base.options.itemsTabletSmall !== false) {
base.options.items = base.options.itemsTabletSmall[1];
}
if (width <= base.options.itemsMobile[0] && base.options.itemsMobile !== false) {
base.options.items = base.options.itemsMobile[1];
}
}
//if number of items is less than declared
if (base.options.items > base.itemsAmount && base.options.itemsScaleUp === true) {
base.options.items = base.itemsAmount;
}
},
response : function () {
var base = this,
smallDelay,
lastWindowWidth;
if (base.options.responsive !== true) {
return false;
}
lastWindowWidth = $(window).width();
base.resizer = function () {
if ($(window).width() !== lastWindowWidth) {
if (base.options.autoPlay !== false) {
window.clearInterval(base.autoPlayInterval);
}
window.clearTimeout(smallDelay);
smallDelay = window.setTimeout(function () {
lastWindowWidth = $(window).width();
base.updateVars();
}, base.options.responsiveRefreshRate);
}
};
$(window).resize(base.resizer);
},
updatePosition : function () {
var base = this;
base.jumpTo(base.currentItem);
if (base.options.autoPlay !== false) {
base.checkAp();
}
},
appendItemsSizes : function () {
var base = this,
roundPages = 0,
lastItem = base.itemsAmount - base.options.items;
base.$owlItems.each(function (index) {
var $this = $(this);
$this
.css({"width": base.itemWidth})
.data("owl-item", Number(index));
if (index % base.options.items === 0 || index === lastItem) {
if (!(index > lastItem)) {
roundPages += 1;
}
}
$this.data("owl-roundPages", roundPages);
});
},
appendWrapperSizes : function () {
var base = this,
width = base.$owlItems.length * base.itemWidth;
base.$owlWrapper.css({
"width": width * 2,
"left": 0
});
base.appendItemsSizes();
},
calculateAll : function () {
var base = this;
base.calculateWidth();
base.appendWrapperSizes();
base.loops();
base.max();
},
calculateWidth : function () {
var base = this;
base.itemWidth = Math.round(base.$elem.width() / base.options.items);
},
max : function () {
var base = this,
maximum = ((base.itemsAmount * base.itemWidth) - base.options.items * base.itemWidth) * -1;
if (base.options.items > base.itemsAmount) {
base.maximumItem = 0;
maximum = 0;
base.maximumPixels = 0;
} else {
base.maximumItem = base.itemsAmount - base.options.items;
base.maximumPixels = maximum;
}
return maximum;
},
min : function () {
return 0;
},
loops : function () {
var base = this,
prev = 0,
elWidth = 0,
i,
item,
roundPageNum;
base.positionsInArray = [0];
base.pagesInArray = [];
for (i = 0; i < base.itemsAmount; i += 1) {
elWidth += base.itemWidth;
base.positionsInArray.push(-elWidth);
if (base.options.scrollPerPage === true) {
item = $(base.$owlItems[i]);
roundPageNum = item.data("owl-roundPages");
if (roundPageNum !== prev) {
base.pagesInArray[prev] = base.positionsInArray[i];
prev = roundPageNum;
}
}
}
},
buildControls : function () {
var base = this;
if (base.options.navigation === true || base.options.pagination === true) {
base.owlControls = $("<div class=\"owl-controls\"/>").toggleClass("clickable", !base.browser.isTouch).appendTo(base.$elem);
}
if (base.options.pagination === true) {
base.buildPagination();
}
if (base.options.navigation === true) {
base.buildButtons();
}
},
buildButtons : function () {
var base = this,
buttonsWrapper = $("<div class=\"owl-buttons\"/>");
base.owlControls.append(buttonsWrapper);
base.buttonPrev = $("<div/>", {
"class" : "owl-prev",
"html" : base.options.navigationText[0] || ""
});
base.buttonNext = $("<div/>", {
"class" : "owl-next",
"html" : base.options.navigationText[1] || ""
});
buttonsWrapper
.append(base.buttonPrev)
.append(base.buttonNext);
buttonsWrapper.on("touchstart.owlControls mousedown.owlControls", "div[class^=\"owl\"]", function (event) {
event.preventDefault();
});
buttonsWrapper.on("touchend.owlControls mouseup.owlControls", "div[class^=\"owl\"]", function (event) {
event.preventDefault();
if ($(this).hasClass("owl-next")) {
base.next();
} else {
base.prev();
}
});
},
buildPagination : function () {
var base = this;
base.paginationWrapper = $("<div class=\"owl-pagination\"/>");
base.owlControls.append(base.paginationWrapper);
base.paginationWrapper.on("touchend.owlControls mouseup.owlControls", ".owl-page", function (event) {
event.preventDefault();
if (Number($(this).data("owl-page")) !== base.currentItem) {
base.goTo(Number($(this).data("owl-page")), true);
}
});
},
updatePagination : function () {
var base = this,
counter,
lastPage,
lastItem,
i,
paginationButton,
paginationButtonInner;
if (base.options.pagination === false) {
return false;
}
base.paginationWrapper.html("");
counter = 0;
lastPage = base.itemsAmount - base.itemsAmount % base.options.items;
for (i = 0; i < base.itemsAmount; i += 1) {
if (i % base.options.items === 0) {
counter += 1;
if (lastPage === i) {
lastItem = base.itemsAmount - base.options.items;
}
paginationButton = $("<div/>", {
"class" : "owl-page"
});
paginationButtonInner = $("<span></span>", {
"text": base.options.paginationNumbers === true ? counter : "",
"class": base.options.paginationNumbers === true ? "owl-numbers" : ""
});
paginationButton.append(paginationButtonInner);
paginationButton.data("owl-page", lastPage === i ? lastItem : i);
paginationButton.data("owl-roundPages", counter);
base.paginationWrapper.append(paginationButton);
}
}
base.checkPagination();
},
checkPagination : function () {
var base = this;
if (base.options.pagination === false) {
return false;
}
base.paginationWrapper.find(".owl-page").each(function () {
if ($(this).data("owl-roundPages") === $(base.$owlItems[base.currentItem]).data("owl-roundPages")) {
base.paginationWrapper
.find(".owl-page")
.removeClass("active");
$(this).addClass("active");
}
});
},
checkNavigation : function () {
var base = this;
if (base.options.navigation === false) {
return false;
}
if (base.options.rewindNav === false) {
if (base.currentItem === 0 && base.maximumItem === 0) {
base.buttonPrev.addClass("disabled");
base.buttonNext.addClass("disabled");
} else if (base.currentItem === 0 && base.maximumItem !== 0) {
base.buttonPrev.addClass("disabled");
base.buttonNext.removeClass("disabled");
} else if (base.currentItem === base.maximumItem) {
base.buttonPrev.removeClass("disabled");
base.buttonNext.addClass("disabled");
} else if (base.currentItem !== 0 && base.currentItem !== base.maximumItem) {
base.buttonPrev.removeClass("disabled");
base.buttonNext.removeClass("disabled");
}
}
},
updateControls : function () {
var base = this;
base.updatePagination();
base.checkNavigation();
if (base.owlControls) {
if (base.options.items >= base.itemsAmount) {
base.owlControls.hide();
} else {
base.owlControls.show();
}
}
},
destroyControls : function () {
var base = this;
if (base.owlControls) {
base.owlControls.remove();
}
},
next : function (speed) {
var base = this;
if (base.isTransition) {
return false;
}
base.currentItem += base.options.scrollPerPage === true ? base.options.items : 1;
if (base.currentItem > base.maximumItem + (base.options.scrollPerPage === true ? (base.options.items - 1) : 0)) {
if (base.options.rewindNav === true) {
base.currentItem = 0;
speed = "rewind";
} else {
base.currentItem = base.maximumItem;
return false;
}
}
base.goTo(base.currentItem, speed);
},
prev : function (speed) {
var base = this;
if (base.isTransition) {
return false;
}
if (base.options.scrollPerPage === true && base.currentItem > 0 && base.currentItem < base.options.items) {
base.currentItem = 0;
} else {
base.currentItem -= base.options.scrollPerPage === true ? base.options.items : 1;
}
if (base.currentItem < 0) {
if (base.options.rewindNav === true) {
base.currentItem = base.maximumItem;
speed = "rewind";
} else {
base.currentItem = 0;
return false;
}
}
base.goTo(base.currentItem, speed);
},
goTo : function (position, speed, drag) {
var base = this,
goToPixel;
if (base.isTransition) {
return false;
}
if (typeof base.options.beforeMove === "function") {
base.options.beforeMove.apply(this, [base.$elem]);
}
if (position >= base.maximumItem) {
position = base.maximumItem;
} else if (position <= 0) {
position = 0;
}
base.currentItem = base.owl.currentItem = position;
if (base.options.transitionStyle !== false && drag !== "drag" && base.options.items === 1 && base.browser.support3d === true) {
base.swapSpeed(0);
if (base.browser.support3d === true) {
base.transition3d(base.positionsInArray[position]);
} else {
base.css2slide(base.positionsInArray[position], 1);
}
base.afterGo();
base.singleItemTransition();
return false;
}
goToPixel = base.positionsInArray[position];
if (base.browser.support3d === true) {
base.isCss3Finish = false;
if (speed === true) {
base.swapSpeed("paginationSpeed");
window.setTimeout(function () {
base.isCss3Finish = true;
}, base.options.paginationSpeed);
} else if (speed === "rewind") {
base.swapSpeed(base.options.rewindSpeed);
window.setTimeout(function () {
base.isCss3Finish = true;
}, base.options.rewindSpeed);
} else {
base.swapSpeed("slideSpeed");
window.setTimeout(function () {
base.isCss3Finish = true;
}, base.options.slideSpeed);
}
base.transition3d(goToPixel);
} else {
if (speed === true) {
base.css2slide(goToPixel, base.options.paginationSpeed);
} else if (speed === "rewind") {
base.css2slide(goToPixel, base.options.rewindSpeed);
} else {
base.css2slide(goToPixel, base.options.slideSpeed);
}
}
base.afterGo();
},
jumpTo : function (position) {
var base = this;
if (typeof base.options.beforeMove === "function") {
base.options.beforeMove.apply(this, [base.$elem]);
}
if (position >= base.maximumItem || position === -1) {
position = base.maximumItem;
} else if (position <= 0) {
position = 0;
}
base.swapSpeed(0);
if (base.browser.support3d === true) {
base.transition3d(base.positionsInArray[position]);
} else {
base.css2slide(base.positionsInArray[position], 1);
}
base.currentItem = base.owl.currentItem = position;
base.afterGo();
},
afterGo : function () {
var base = this;
base.prevArr.push(base.currentItem);
base.prevItem = base.owl.prevItem = base.prevArr[base.prevArr.length - 2];
base.prevArr.shift(0);
if (base.prevItem !== base.currentItem) {
base.checkPagination();
base.checkNavigation();
base.eachMoveUpdate();
if (base.options.autoPlay !== false) {
base.checkAp();
}
}
if (typeof base.options.afterMove === "function" && base.prevItem !== base.currentItem) {
base.options.afterMove.apply(this, [base.$elem]);
}
},
stop : function () {
var base = this;
base.apStatus = "stop";
window.clearInterval(base.autoPlayInterval);
},
checkAp : function () {
var base = this;
if (base.apStatus !== "stop") {
base.play();
}
},
play : function () {
var base = this;
base.apStatus = "play";
if (base.options.autoPlay === false) {
return false;
}
window.clearInterval(base.autoPlayInterval);
base.autoPlayInterval = window.setInterval(function () {
base.next(true);
}, base.options.autoPlay);
},
swapSpeed : function (action) {
var base = this;
if (action === "slideSpeed") {
base.$owlWrapper.css(base.addCssSpeed(base.options.slideSpeed));
} else if (action === "paginationSpeed") {
base.$owlWrapper.css(base.addCssSpeed(base.options.paginationSpeed));
} else if (typeof action !== "string") {
base.$owlWrapper.css(base.addCssSpeed(action));
}
},
addCssSpeed : function (speed) {
return {
"-webkit-transition": "all " + speed + "ms ease",
"-moz-transition": "all " + speed + "ms ease",
"-o-transition": "all " + speed + "ms ease",
"transition": "all " + speed + "ms ease"
};
},
removeTransition : function () {
return {
"-webkit-transition": "",
"-moz-transition": "",
"-o-transition": "",
"transition": ""
};
},
doTranslate : function (pixels) {
return {
"-webkit-transform": "translate3d(" + pixels + "px, 0px, 0px)",
"-moz-transform": "translate3d(" + pixels + "px, 0px, 0px)",
"-o-transform": "translate3d(" + pixels + "px, 0px, 0px)",
"-ms-transform": "translate3d(" + pixels + "px, 0px, 0px)",
"transform": "translate3d(" + pixels + "px, 0px,0px)"
};
},
transition3d : function (value) {
var base = this;
base.$owlWrapper.css(base.doTranslate(value));
},
css2move : function (value) {
var base = this;
base.$owlWrapper.css({"left" : value});
},
css2slide : function (value, speed) {
var base = this;
base.isCssFinish = false;
base.$owlWrapper.stop(true, true).animate({
"left" : value
}, {
duration : speed || base.options.slideSpeed,
complete : function () {
base.isCssFinish = true;
}
});
},
checkBrowser : function () {
var base = this,
translate3D = "translate3d(0px, 0px, 0px)",
tempElem = document.createElement("div"),
regex,
asSupport,
support3d,
isTouch;
tempElem.style.cssText = " -moz-transform:" + translate3D +
"; -ms-transform:" + translate3D +
"; -o-transform:" + translate3D +
"; -webkit-transform:" + translate3D +
"; transform:" + translate3D;
regex = /translate3d\(0px, 0px, 0px\)/g;
asSupport = tempElem.style.cssText.match(regex);
support3d = (asSupport !== null && asSupport.length === 1);
isTouch = "ontouchstart" in window || window.navigator.msMaxTouchPoints;
base.browser = {
"support3d" : support3d,
"isTouch" : isTouch
};
},
moveEvents : function () {
var base = this;
if (base.options.mouseDrag !== false || base.options.touchDrag !== false) {
base.gestures();
base.disabledEvents();
}
},
eventTypes : function () {
var base = this,
types = ["s", "e", "x"];
base.ev_types = {};
if (base.options.mouseDrag === true && base.options.touchDrag === true) {
types = [
"touchstart.owl mousedown.owl",
"touchmove.owl mousemove.owl",
"touchend.owl touchcancel.owl mouseup.owl"
];
} else if (base.options.mouseDrag === false && base.options.touchDrag === true) {
types = [
"touchstart.owl",
"touchmove.owl",
"touchend.owl touchcancel.owl"
];
} else if (base.options.mouseDrag === true && base.options.touchDrag === false) {
types = [
"mousedown.owl",
"mousemove.owl",
"mouseup.owl"
];
}
base.ev_types.start = types[0];
base.ev_types.move = types[1];
base.ev_types.end = types[2];
},
disabledEvents : function () {
var base = this;
base.$elem.on("dragstart.owl", function (event) { event.preventDefault(); });
base.$elem.on("mousedown.disableTextSelect", function (e) {
return $(e.target).is('input, textarea, select, option');
});
},
gestures : function () {
/*jslint unparam: true*/
var base = this,
locals = {
offsetX : 0,
offsetY : 0,
baseElWidth : 0,
relativePos : 0,
position: null,
minSwipe : null,
maxSwipe: null,
sliding : null,
dargging: null,
targetElement : null
};
base.isCssFinish = true;
function getTouches(event) {
if (event.touches !== undefined) {
return {
x : event.touches[0].pageX,
y : event.touches[0].pageY
};
}
if (event.touches === undefined) {
if (event.pageX !== undefined) {
return {
x : event.pageX,
y : event.pageY
};
}
if (event.pageX === undefined) {
return {
x : event.clientX,
y : event.clientY
};
}
}
}
function swapEvents(type) {
if (type === "on") {
$(document).on(base.ev_types.move, dragMove);
$(document).on(base.ev_types.end, dragEnd);
} else if (type === "off") {
$(document).off(base.ev_types.move);
$(document).off(base.ev_types.end);
}
}
function dragStart(event) {
var ev = event.originalEvent || event || window.event,
position;
if (ev.which === 3) {
return false;
}
if (base.itemsAmount <= base.options.items) {
return;
}
if (base.isCssFinish === false && !base.options.dragBeforeAnimFinish) {
return false;
}
if (base.isCss3Finish === false && !base.options.dragBeforeAnimFinish) {
return false;
}
if (base.options.autoPlay !== false) {
window.clearInterval(base.autoPlayInterval);
}
if (base.browser.isTouch !== true && !base.$owlWrapper.hasClass("grabbing")) {
base.$owlWrapper.addClass("grabbing");
}
base.newPosX = 0;
base.newRelativeX = 0;
$(this).css(base.removeTransition());
position = $(this).position();
locals.relativePos = position.left;
locals.offsetX = getTouches(ev).x - position.left;
locals.offsetY = getTouches(ev).y - position.top;
swapEvents("on");
locals.sliding = false;
locals.targetElement = ev.target || ev.srcElement;
}
function dragMove(event) {
var ev = event.originalEvent || event || window.event,
minSwipe,
maxSwipe;
base.newPosX = getTouches(ev).x - locals.offsetX;
base.newPosY = getTouches(ev).y - locals.offsetY;
base.newRelativeX = base.newPosX - locals.relativePos;
if (typeof base.options.startDragging === "function" && locals.dragging !== true && base.newRelativeX !== 0) {
locals.dragging = true;
base.options.startDragging.apply(base, [base.$elem]);
}
if ((base.newRelativeX > 8 || base.newRelativeX < -8) && (base.browser.isTouch === true)) {
if (ev.preventDefault !== undefined) {
ev.preventDefault();
} else {
ev.returnValue = false;
}
locals.sliding = true;
}
if ((base.newPosY > 10 || base.newPosY < -10) && locals.sliding === false) {
$(document).off("touchmove.owl");
}
minSwipe = function () {
return base.newRelativeX / 5;
};
maxSwipe = function () {
return base.maximumPixels + base.newRelativeX / 5;
};
base.newPosX = Math.max(Math.min(base.newPosX, minSwipe()), maxSwipe());
if (base.browser.support3d === true) {
base.transition3d(base.newPosX);
} else {
base.css2move(base.newPosX);
}
}
function dragEnd(event) {
var ev = event.originalEvent || event || window.event,
newPosition,
handlers,
owlStopEvent;
ev.target = ev.target || ev.srcElement;
locals.dragging = false;
if (base.browser.isTouch !== true) {
base.$owlWrapper.removeClass("grabbing");
}
if (base.newRelativeX < 0) {
base.dragDirection = base.owl.dragDirection = "left";
} else {
base.dragDirection = base.owl.dragDirection = "right";
}
if (base.newRelativeX !== 0) {
newPosition = base.getNewPosition();
base.goTo(newPosition, false, "drag");
if (locals.targetElement === ev.target && base.browser.isTouch !== true) {
$(ev.target).on("click.disable", function (ev) {
ev.stopImmediatePropagation();
ev.stopPropagation();
ev.preventDefault();
$(ev.target).off("click.disable");
});
handlers = $._data(ev.target, "events").click;
owlStopEvent = handlers.pop();
handlers.splice(0, 0, owlStopEvent);
}
}
swapEvents("off");
}
base.$elem.on(base.ev_types.start, ".owl-wrapper", dragStart);
},
getNewPosition : function () {
var base = this,
newPosition = base.closestItem();
if (newPosition > base.maximumItem) {
base.currentItem = base.maximumItem;
newPosition = base.maximumItem;
} else if (base.newPosX >= 0) {
newPosition = 0;
base.currentItem = 0;
}
return newPosition;
},
closestItem : function () {
var base = this,
array = base.options.scrollPerPage === true ? base.pagesInArray : base.positionsInArray,
goal = base.newPosX,
closest = null;
$.each(array, function (i, v) {
if (goal - (base.itemWidth / 20) > array[i + 1] && goal - (base.itemWidth / 20) < v && base.moveDirection() === "left") {
closest = v;
if (base.options.scrollPerPage === true) {
base.currentItem = $.inArray(closest, base.positionsInArray);
} else {
base.currentItem = i;
}
} else if (goal + (base.itemWidth / 20) < v && goal + (base.itemWidth / 20) > (array[i + 1] || array[i] - base.itemWidth) && base.moveDirection() === "right") {
if (base.options.scrollPerPage === true) {
closest = array[i + 1] || array[array.length - 1];
base.currentItem = $.inArray(closest, base.positionsInArray);
} else {
closest = array[i + 1];
base.currentItem = i + 1;
}
}
});
return base.currentItem;
},
moveDirection : function () {
var base = this,
direction;
if (base.newRelativeX < 0) {
direction = "right";
base.playDirection = "next";
} else {
direction = "left";
base.playDirection = "prev";
}
return direction;
},
customEvents : function () {
/*jslint unparam: true*/
var base = this;
base.$elem.on("owl.next", function () {
base.next();
});
base.$elem.on("owl.prev", function () {
base.prev();
});
base.$elem.on("owl.play", function (event, speed) {
base.options.autoPlay = speed;
base.play();
base.hoverStatus = "play";
});
base.$elem.on("owl.stop", function () {
base.stop();
base.hoverStatus = "stop";
});
base.$elem.on("owl.goTo", function (event, item) {
base.goTo(item);
});
base.$elem.on("owl.jumpTo", function (event, item) {
base.jumpTo(item);
});
},
stopOnHover : function () {
var base = this;
if (base.options.stopOnHover === true && base.browser.isTouch !== true && base.options.autoPlay !== false) {
base.$elem.on("mouseover", function () {
base.stop();
});
base.$elem.on("mouseout", function () {
if (base.hoverStatus !== "stop") {
base.play();
}
});
}
},
lazyLoad : function () {
var base = this,
i,
$item,
itemNumber,
$lazyImg,
follow;
if (base.options.lazyLoad === false) {
return false;
}
for (i = 0; i < base.itemsAmount; i += 1) {
$item = $(base.$owlItems[i]);
if ($item.data("owl-loaded") === "loaded") {
continue;
}
itemNumber = $item.data("owl-item");
$lazyImg = $item.find(".lazyOwl");
if (typeof $lazyImg.data("src") !== "string") {
$item.data("owl-loaded", "loaded");
continue;
}
if ($item.data("owl-loaded") === undefined) {
$lazyImg.hide();
$item.addClass("loading").data("owl-loaded", "checked");
}
if (base.options.lazyFollow === true) {
follow = itemNumber >= base.currentItem;
} else {
follow = true;
}
if (follow && itemNumber < base.currentItem + base.options.items && $lazyImg.length) {
base.lazyPreload($item, $lazyImg);
}
}
},
lazyPreload : function ($item, $lazyImg) {
var base = this,
iterations = 0,
isBackgroundImg;
if ($lazyImg.prop("tagName") === "DIV") {
$lazyImg.css("background-image", "url(" + $lazyImg.data("src") + ")");
isBackgroundImg = true;
} else {
$lazyImg[0].src = $lazyImg.data("src");
}
function showImage() {
$item.data("owl-loaded", "loaded").removeClass("loading");
$lazyImg.removeAttr("data-src");
if (base.options.lazyEffect === "fade") {
$lazyImg.fadeIn(400);
} else {
$lazyImg.show();
}
if (typeof base.options.afterLazyLoad === "function") {
base.options.afterLazyLoad.apply(this, [base.$elem]);
}
}
function checkLazyImage() {
iterations += 1;
if (base.completeImg($lazyImg.get(0)) || isBackgroundImg === true) {
showImage();
} else if (iterations <= 100) {//if image loads in less than 10 seconds
window.setTimeout(checkLazyImage, 100);
} else {
showImage();
}
}
checkLazyImage();
},
autoHeight : function () {
var base = this,
$currentimg = $(base.$owlItems[base.currentItem]).find("img"),
iterations;
function addHeight() {
var $currentItem = $(base.$owlItems[base.currentItem]).height();
base.wrapperOuter.css("height", $currentItem + "px");
if (!base.wrapperOuter.hasClass("autoHeight")) {
window.setTimeout(function () {
base.wrapperOuter.addClass("autoHeight");
}, 0);
}
}
function checkImage() {
iterations += 1;
if (base.completeImg($currentimg.get(0))) {
addHeight();
} else if (iterations <= 100) { //if image loads in less than 10 seconds
window.setTimeout(checkImage, 100);
} else {
base.wrapperOuter.css("height", ""); //Else remove height attribute
}
}
if ($currentimg.get(0) !== undefined) {
iterations = 0;
checkImage();
} else {
addHeight();
}
},
completeImg : function (img) {
var naturalWidthType;
if (!img.complete) {
return false;
}
naturalWidthType = typeof img.naturalWidth;
if (naturalWidthType !== "undefined" && img.naturalWidth === 0) {
return false;
}
return true;
},
onVisibleItems : function () {
var base = this,
i;
if (base.options.addClassActive === true) {
base.$owlItems.removeClass("active");
}
base.visibleItems = [];
for (i = base.currentItem; i < base.currentItem + base.options.items; i += 1) {
base.visibleItems.push(i);
if (base.options.addClassActive === true) {
$(base.$owlItems[i]).addClass("active");
}
}
base.owl.visibleItems = base.visibleItems;
},
transitionTypes : function (className) {
var base = this;
//Currently available: "fade", "backSlide", "goDown", "fadeUp"
base.outClass = "owl-" + className + "-out";
base.inClass = "owl-" + className + "-in";
},
singleItemTransition : function () {
var base = this,
outClass = base.outClass,
inClass = base.inClass,
$currentItem = base.$owlItems.eq(base.currentItem),
$prevItem = base.$owlItems.eq(base.prevItem),
prevPos = Math.abs(base.positionsInArray[base.currentItem]) + base.positionsInArray[base.prevItem],
origin = Math.abs(base.positionsInArray[base.currentItem]) + base.itemWidth / 2,
animEnd = 'webkitAnimationEnd oAnimationEnd MSAnimationEnd animationend';
base.isTransition = true;
base.$owlWrapper
.addClass('owl-origin')
.css({
"-webkit-transform-origin" : origin + "px",
"-moz-perspective-origin" : origin + "px",
"perspective-origin" : origin + "px"
});
function transStyles(prevPos) {
return {
"position" : "relative",
"left" : prevPos + "px"
};
}
$prevItem
.css(transStyles(prevPos, 10))
.addClass(outClass)
.on(animEnd, function () {
base.endPrev = true;
$prevItem.off(animEnd);
base.clearTransStyle($prevItem, outClass);
});
$currentItem
.addClass(inClass)
.on(animEnd, function () {
base.endCurrent = true;
$currentItem.off(animEnd);
base.clearTransStyle($currentItem, inClass);
});
},
clearTransStyle : function (item, classToRemove) {
var base = this;
item.css({
"position" : "",
"left" : ""
}).removeClass(classToRemove);
if (base.endPrev && base.endCurrent) {
base.$owlWrapper.removeClass('owl-origin');
base.endPrev = false;
base.endCurrent = false;
base.isTransition = false;
}
},
owlStatus : function () {
var base = this;
base.owl = {
"userOptions" : base.userOptions,
"baseElement" : base.$elem,
"userItems" : base.$userItems,
"owlItems" : base.$owlItems,
"currentItem" : base.currentItem,
"prevItem" : base.prevItem,
"visibleItems" : base.visibleItems,
"isTouch" : base.browser.isTouch,
"browser" : base.browser,
"dragDirection" : base.dragDirection
};
},
clearEvents : function () {
var base = this;
base.$elem.off(".owl owl mousedown.disableTextSelect");
$(document).off(".owl owl");
$(window).off("resize", base.resizer);
},
unWrap : function () {
var base = this;
if (base.$elem.children().length !== 0) {
base.$owlWrapper.unwrap();
base.$userItems.unwrap().unwrap();
if (base.owlControls) {
base.owlControls.remove();
}
}
base.clearEvents();
base.$elem
.attr("style", base.$elem.data("owl-originalStyles") || "")
.attr("class", base.$elem.data("owl-originalClasses"));
},
destroy : function () {
var base = this;
base.stop();
window.clearInterval(base.checkVisible);
base.unWrap();
base.$elem.removeData();
},
reinit : function (newOptions) {
var base = this,
options = $.extend({}, base.userOptions, newOptions);
base.unWrap();
base.init(options, base.$elem);
},
addItem : function (htmlString, targetPosition) {
var base = this,
position;
if (!htmlString) {return false; }
if (base.$elem.children().length === 0) {
base.$elem.append(htmlString);
base.setVars();
return false;
}
base.unWrap();
if (targetPosition === undefined || targetPosition === -1) {
position = -1;
} else {
position = targetPosition;
}
if (position >= base.$userItems.length || position === -1) {
base.$userItems.eq(-1).after(htmlString);
} else {
base.$userItems.eq(position).before(htmlString);
}
base.setVars();
},
removeItem : function (targetPosition) {
var base = this,
position;
if (base.$elem.children().length === 0) {
return false;
}
if (targetPosition === undefined || targetPosition === -1) {
position = -1;
} else {
position = targetPosition;
}
base.unWrap();
base.$userItems.eq(position).remove();
base.setVars();
}
};
$.fn.owlCarousel = function (options) {
return this.each(function () {
if ($(this).data("owl-init") === true) {
return false;
}
$(this).data("owl-init", true);
var carousel = Object.create(Carousel);
carousel.init(options, this);
$.data(this, "owlCarousel", carousel);
});
};
$.fn.owlCarousel.options = {
items : 5,
itemsCustom : false,
itemsDesktop : [1199, 4],
itemsDesktopSmall : [979, 3],
itemsTablet : [768, 2],
itemsTabletSmall : false,
itemsMobile : [479, 1],
singleItem : false,
itemsScaleUp : false,
slideSpeed : 200,
paginationSpeed : 800,
rewindSpeed : 1000,
autoPlay : false,
stopOnHover : false,
navigation : false,
navigationText : ["prev", "next"],
rewindNav : true,
scrollPerPage : false,
pagination : true,
paginationNumbers : false,
responsive : true,
responsiveRefreshRate : 200,
responsiveBaseWidth : window,
baseClass : "owl-carousel",
theme : "owl-theme",
lazyLoad : false,
lazyFollow : true,
lazyEffect : "fade",
autoHeight : false,
jsonPath : false,
jsonSuccess : false,
dragBeforeAnimFinish : true,
mouseDrag : true,
touchDrag : true,
addClassActive : false,
transitionStyle : false,
beforeUpdate : false,
afterUpdate : false,
beforeInit : false,
afterInit : false,
beforeMove : false,
afterMove : false,
afterAction : false,
startDragging : false,
afterLazyLoad: false
};
}(jQuery, window, document));