react-slick/lib/dots.js

React port of slick carousel

"use strict";

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.Dots = void 0;
var _react = _interopRequireDefault(require("react"));
var _classnames = _interopRequireDefault(require("classnames"));
var _innerSliderUtils = require("./utils/innerSliderUtils");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _inherits(t, e) { if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function"); t.prototype = Object.create(e && e.prototype, { constructor: { value: t, writable: !0, configurable: !0 } }), Object.defineProperty(t, "prototype", { writable: !1 }), e && _setPrototypeOf(t, e); }
function _setPrototypeOf(t, e) { return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) { return t.__proto__ = e, t; }, _setPrototypeOf(t, e); }
function _createSuper(t) { var r = _isNativeReflectConstruct(); return function () { var e, o = _getPrototypeOf(t); if (r) { var s = _getPrototypeOf(this).constructor; e = Reflect.construct(o, arguments, s); } else e = o.apply(this, arguments); return _possibleConstructorReturn(this, e); }; }
function _possibleConstructorReturn(t, e) { if (e && ("object" == _typeof(e) || "function" == typeof e)) return e; if (void 0 !== e) throw new TypeError("Derived constructors may only return object or undefined"); return _assertThisInitialized(t); }
function _assertThisInitialized(e) { if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); return e; }
function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
function _getPrototypeOf(t) { return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) { return t.__proto__ || Object.getPrototypeOf(t); }, _getPrototypeOf(t); }
var getDotCount = function getDotCount(spec) {
  var dots;
  if (spec.infinite) {
    dots = Math.ceil(spec.slideCount / spec.slidesToScroll);
  } else {
    dots = Math.ceil((spec.slideCount - spec.slidesToShow) / spec.slidesToScroll) + 1;
  }
  return dots;
};
var Dots = exports.Dots = /*#__PURE__*/function (_React$PureComponent) {
  _inherits(Dots, _React$PureComponent);
  var _super = _createSuper(Dots);
  function Dots() {
    _classCallCheck(this, Dots);
    return _super.apply(this, arguments);
  }
  _createClass(Dots, [{
    key: "clickHandler",
    value: function clickHandler(options, e) {
      // In Autoplay the focus stays on clicked button even after transition
      // to next slide. That only goes away by click somewhere outside
      e.preventDefault();
      this.props.clickHandler(options);
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props = this.props,
        onMouseEnter = _this$props.onMouseEnter,
        onMouseOver = _this$props.onMouseOver,
        onMouseLeave = _this$props.onMouseLeave,
        infinite = _this$props.infinite,
        slidesToScroll = _this$props.slidesToScroll,
        slidesToShow = _this$props.slidesToShow,
        slideCount = _this$props.slideCount,
        currentSlide = _this$props.currentSlide;
      var dotCount = getDotCount({
        slideCount: slideCount,
        slidesToScroll: slidesToScroll,
        slidesToShow: slidesToShow,
        infinite: infinite
      });
      var mouseEvents = {
        onMouseEnter: onMouseEnter,
        onMouseOver: onMouseOver,
        onMouseLeave: onMouseLeave
      };
      var dots = [];
      for (var i = 0; i < dotCount; i++) {
        var _rightBound = (i + 1) * slidesToScroll - 1;
        var rightBound = infinite ? _rightBound : (0, _innerSliderUtils.clamp)(_rightBound, 0, slideCount - 1);
        var _leftBound = rightBound - (slidesToScroll - 1);
        var leftBound = infinite ? _leftBound : (0, _innerSliderUtils.clamp)(_leftBound, 0, slideCount - 1);
        var className = (0, _classnames["default"])({
          "slick-active": infinite ? currentSlide >= leftBound && currentSlide <= rightBound : currentSlide === leftBound
        });
        var dotOptions = {
          message: "dots",
          index: i,
          slidesToScroll: slidesToScroll,
          currentSlide: currentSlide
        };
        var onClick = this.clickHandler.bind(this, dotOptions);
        dots = dots.concat(/*#__PURE__*/_react["default"].createElement("li", {
          key: i,
          className: className
        }, /*#__PURE__*/_react["default"].cloneElement(this.props.customPaging(i), {
          onClick: onClick
        })));
      }
      return /*#__PURE__*/_react["default"].cloneElement(this.props.appendDots(dots), _objectSpread({
        className: this.props.dotsClass
      }, mouseEvents));
    }
  }]);
  return Dots;
}(_react["default"].PureComponent);