214 lines
7.9 KiB
JavaScript
214 lines
7.9 KiB
JavaScript
"use strict";
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import _extends from "@babel/runtime/helpers/esm/extends";
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import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
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import _createClass from "@babel/runtime/helpers/esm/createClass";
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import _possibleConstructorReturn from "@babel/runtime/helpers/esm/possibleConstructorReturn";
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import _isNativeReflectConstruct from "@babel/runtime/helpers/esm/isNativeReflectConstruct";
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import _getPrototypeOf from "@babel/runtime/helpers/esm/getPrototypeOf";
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import _inherits from "@babel/runtime/helpers/esm/inherits";
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import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
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import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
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function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
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import React from "react";
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import classnames from "classnames";
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import { lazyStartIndex, lazyEndIndex, getPreClones } from "./utils/innerSliderUtils";
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// given specifications/props for a slide, fetch all the classes that need to be applied to the slide
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var getSlideClasses = function getSlideClasses(spec) {
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var slickActive, slickCenter, slickCloned;
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var centerOffset, index;
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if (spec.rtl) {
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index = spec.slideCount - 1 - spec.index;
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} else {
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index = spec.index;
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}
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slickCloned = index < 0 || index >= spec.slideCount;
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if (spec.centerMode) {
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centerOffset = Math.floor(spec.slidesToShow / 2);
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slickCenter = (index - spec.currentSlide) % spec.slideCount === 0;
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if (index > spec.currentSlide - centerOffset - 1 && index <= spec.currentSlide + centerOffset) {
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slickActive = true;
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}
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} else {
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slickActive = spec.currentSlide <= index && index < spec.currentSlide + spec.slidesToShow;
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}
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var focusedSlide;
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if (spec.targetSlide < 0) {
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focusedSlide = spec.targetSlide + spec.slideCount;
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} else if (spec.targetSlide >= spec.slideCount) {
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focusedSlide = spec.targetSlide - spec.slideCount;
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} else {
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focusedSlide = spec.targetSlide;
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}
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var slickCurrent = index === focusedSlide;
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return {
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"slick-slide": true,
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"slick-active": slickActive,
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"slick-center": slickCenter,
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"slick-cloned": slickCloned,
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"slick-current": slickCurrent // dubious in case of RTL
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};
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};
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var getSlideStyle = function getSlideStyle(spec) {
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var style = {};
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if (spec.variableWidth === undefined || spec.variableWidth === false) {
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style.width = spec.slideWidth;
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}
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if (spec.fade) {
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style.position = "relative";
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if (spec.vertical && spec.slideHeight) {
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style.top = -spec.index * parseInt(spec.slideHeight);
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} else {
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style.left = -spec.index * parseInt(spec.slideWidth);
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}
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style.opacity = spec.currentSlide === spec.index ? 1 : 0;
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style.zIndex = spec.currentSlide === spec.index ? 999 : 998;
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if (spec.useCSS) {
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style.transition = "opacity " + spec.speed + "ms " + spec.cssEase + ", " + "visibility " + spec.speed + "ms " + spec.cssEase;
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}
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}
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return style;
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};
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var getKey = function getKey(child, fallbackKey) {
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return child.key + "-" + fallbackKey;
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};
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var renderSlides = function renderSlides(spec) {
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var key;
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var slides = [];
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var preCloneSlides = [];
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var postCloneSlides = [];
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var childrenCount = React.Children.count(spec.children);
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var startIndex = lazyStartIndex(spec);
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var endIndex = lazyEndIndex(spec);
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React.Children.forEach(spec.children, function (elem, index) {
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var child;
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var childOnClickOptions = {
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message: "children",
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index: index,
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slidesToScroll: spec.slidesToScroll,
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currentSlide: spec.currentSlide
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};
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// in case of lazyLoad, whether or not we want to fetch the slide
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if (!spec.lazyLoad || spec.lazyLoad && spec.lazyLoadedList.indexOf(index) >= 0) {
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child = elem;
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} else {
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child = /*#__PURE__*/React.createElement("div", null);
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}
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var childStyle = getSlideStyle(_objectSpread(_objectSpread({}, spec), {}, {
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index: index
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}));
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var slideClass = child.props.className || "";
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var slideClasses = getSlideClasses(_objectSpread(_objectSpread({}, spec), {}, {
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index: index
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}));
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// push a cloned element of the desired slide
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slides.push( /*#__PURE__*/React.cloneElement(child, {
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key: "original" + getKey(child, index),
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"data-index": index,
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className: classnames(slideClasses, slideClass),
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tabIndex: "-1",
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"aria-hidden": !slideClasses["slick-active"],
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style: _objectSpread(_objectSpread({
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outline: "none"
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}, child.props.style || {}), childStyle),
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onClick: function onClick(e) {
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child.props && child.props.onClick && child.props.onClick(e);
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if (spec.focusOnSelect) {
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spec.focusOnSelect(childOnClickOptions);
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}
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}
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}));
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// if slide needs to be precloned or postcloned
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if (spec.infinite && childrenCount > 1 && spec.fade === false && !spec.unslick) {
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var preCloneNo = childrenCount - index;
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if (preCloneNo <= getPreClones(spec)) {
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key = -preCloneNo;
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if (key >= startIndex) {
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child = elem;
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}
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slideClasses = getSlideClasses(_objectSpread(_objectSpread({}, spec), {}, {
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index: key
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}));
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preCloneSlides.push( /*#__PURE__*/React.cloneElement(child, {
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key: "precloned" + getKey(child, key),
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"data-index": key,
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tabIndex: "-1",
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className: classnames(slideClasses, slideClass),
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"aria-hidden": !slideClasses["slick-active"],
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style: _objectSpread(_objectSpread({}, child.props.style || {}), childStyle),
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onClick: function onClick(e) {
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child.props && child.props.onClick && child.props.onClick(e);
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if (spec.focusOnSelect) {
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spec.focusOnSelect(childOnClickOptions);
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}
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}
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}));
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}
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key = childrenCount + index;
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if (key < endIndex) {
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child = elem;
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}
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slideClasses = getSlideClasses(_objectSpread(_objectSpread({}, spec), {}, {
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index: key
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}));
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postCloneSlides.push( /*#__PURE__*/React.cloneElement(child, {
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key: "postcloned" + getKey(child, key),
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"data-index": key,
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tabIndex: "-1",
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className: classnames(slideClasses, slideClass),
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"aria-hidden": !slideClasses["slick-active"],
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style: _objectSpread(_objectSpread({}, child.props.style || {}), childStyle),
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onClick: function onClick(e) {
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child.props && child.props.onClick && child.props.onClick(e);
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if (spec.focusOnSelect) {
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spec.focusOnSelect(childOnClickOptions);
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}
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}
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}));
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}
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});
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if (spec.rtl) {
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return preCloneSlides.concat(slides, postCloneSlides).reverse();
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} else {
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return preCloneSlides.concat(slides, postCloneSlides);
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}
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};
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export var Track = /*#__PURE__*/function (_React$PureComponent) {
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function Track() {
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var _this;
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_classCallCheck(this, Track);
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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_this = _callSuper(this, Track, [].concat(args));
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_defineProperty(_this, "node", null);
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_defineProperty(_this, "handleRef", function (ref) {
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_this.node = ref;
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});
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return _this;
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}
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_inherits(Track, _React$PureComponent);
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return _createClass(Track, [{
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key: "render",
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value: function render() {
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var slides = renderSlides(this.props);
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var _this$props = this.props,
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onMouseEnter = _this$props.onMouseEnter,
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onMouseOver = _this$props.onMouseOver,
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onMouseLeave = _this$props.onMouseLeave;
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var mouseEvents = {
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onMouseEnter: onMouseEnter,
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onMouseOver: onMouseOver,
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onMouseLeave: onMouseLeave
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};
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return /*#__PURE__*/React.createElement("div", _extends({
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ref: this.handleRef,
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className: "slick-track",
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style: this.props.trackStyle
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}, mouseEvents), slides);
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}
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}]);
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}(React.PureComponent); |