"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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exports.__esModule = true;
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exports.default = void 0;
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var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
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var _utils = require("../utils");
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var _touch = require("../mixins/touch");
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var _createNamespace = (0, _utils.createNamespace)('tabs'),
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createComponent = _createNamespace[0],
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bem = _createNamespace[1];
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var MIN_SWIPE_DISTANCE = 50;
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var _default = createComponent({
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mixins: [_touch.TouchMixin],
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props: {
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count: Number,
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duration: [Number, String],
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animated: Boolean,
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swipeable: Boolean,
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currentIndex: Number
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},
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computed: {
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style: function style() {
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if (this.animated) {
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return {
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transform: "translate3d(" + -1 * this.currentIndex * 100 + "%, 0, 0)",
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transitionDuration: this.duration + "s"
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};
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}
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},
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listeners: function listeners() {
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if (this.swipeable) {
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return {
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touchstart: this.touchStart,
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touchmove: this.touchMove,
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touchend: this.onTouchEnd,
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touchcancel: this.onTouchEnd
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};
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}
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}
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},
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methods: {
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// watch swipe touch end
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onTouchEnd: function onTouchEnd() {
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var direction = this.direction,
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deltaX = this.deltaX,
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currentIndex = this.currentIndex;
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/* istanbul ignore else */
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if (direction === 'horizontal' && this.offsetX >= MIN_SWIPE_DISTANCE) {
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/* istanbul ignore else */
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if (deltaX > 0 && currentIndex !== 0) {
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this.$emit('change', currentIndex - 1);
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} else if (deltaX < 0 && currentIndex !== this.count - 1) {
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this.$emit('change', currentIndex + 1);
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}
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}
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},
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genChildren: function genChildren() {
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var h = this.$createElement;
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if (this.animated) {
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return h("div", {
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"class": bem('track'),
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"style": this.style
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}, [this.slots()]);
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}
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return this.slots();
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}
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},
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render: function render() {
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var h = arguments[0];
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return h("div", {
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"class": bem('content', {
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animated: this.animated
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}),
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"on": (0, _extends2.default)({}, this.listeners)
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}, [this.genChildren()]);
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}
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});
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exports.default = _default;
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