forked from daren.hsu/line_push
95 lines
3.3 KiB
JavaScript
95 lines
3.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _measurable = _interopRequireDefault(require("../../mixins/measurable"));
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var _toggleable = _interopRequireDefault(require("../../mixins/toggleable"));
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var _intersect = _interopRequireDefault(require("../../directives/intersect"));
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var _mixins = _interopRequireDefault(require("../../util/mixins"));
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var _helpers = require("../../util/helpers");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }
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function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(source, true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(source).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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var _default2 = (0, _mixins.default)(_measurable.default, _toggleable.default).extend({
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name: 'VLazy',
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directives: {
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intersect: _intersect.default
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},
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props: {
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options: {
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type: Object,
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// For more information on types, navigate to:
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// https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Observer_API
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default: function _default() {
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return {
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root: undefined,
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rootMargin: undefined,
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threshold: undefined
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};
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}
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},
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tag: {
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type: String,
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default: 'div'
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},
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transition: {
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type: String,
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default: 'fade-transition'
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}
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},
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computed: {
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styles: function styles() {
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return _objectSpread({}, this.measurableStyles);
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}
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},
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methods: {
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genContent: function genContent() {
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var slot = (0, _helpers.getSlot)(this);
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/* istanbul ignore if */
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if (!this.transition) return slot;
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var children = [];
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if (this.isActive) children.push(slot);
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return this.$createElement('transition', {
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props: {
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name: this.transition
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}
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}, children);
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},
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onObserve: function onObserve(entries, observer, isIntersecting) {
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if (this.isActive) return;
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this.isActive = isIntersecting;
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}
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},
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render: function render(h) {
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return h(this.tag, {
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staticClass: 'v-lazy',
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attrs: this.$attrs,
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directives: [{
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name: 'intersect',
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value: {
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handler: this.onObserve,
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options: this.options
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}
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}],
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on: this.$listeners,
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style: this.styles
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}, [this.genContent()]);
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}
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});
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exports.default = _default2;
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//# sourceMappingURL=VLazy.js.map
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