152 lines
4.4 KiB
JavaScript
152 lines
4.4 KiB
JavaScript
(self["webpackChunkapp"] = self["webpackChunkapp"] || []).push([[749],{
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/***/ 40749:
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/*!************************************************************!*\
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!*** ./node_modules/@ionic/core/dist/esm/ion-img.entry.js ***!
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\************************************************************/
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/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
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__webpack_require__.r(__webpack_exports__);
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/* harmony export */ __webpack_require__.d(__webpack_exports__, {
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/* harmony export */ "ion_img": () => (/* binding */ Img)
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/* harmony export */ });
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/* harmony import */ var _index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./index-8e692445.js */ 91559);
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/* harmony import */ var _ionic_global_c74e4951_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./ionic-global-c74e4951.js */ 95823);
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/* harmony import */ var _helpers_3b390e48_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./helpers-3b390e48.js */ 29259);
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/*!
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* (C) Ionic http://ionicframework.com - MIT License
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*/
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const imgCss = ":host{display:block;-o-object-fit:contain;object-fit:contain}img{display:block;width:100%;height:100%;-o-object-fit:inherit;object-fit:inherit;-o-object-position:inherit;object-position:inherit}";
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const Img = class {
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constructor(hostRef) {
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(0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.r)(this, hostRef);
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this.ionImgWillLoad = (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.e)(this, "ionImgWillLoad", 7);
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this.ionImgDidLoad = (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.e)(this, "ionImgDidLoad", 7);
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this.ionError = (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.e)(this, "ionError", 7);
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this.inheritedAttributes = {};
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this.onLoad = () => {
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this.ionImgDidLoad.emit();
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};
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this.onError = () => {
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this.ionError.emit();
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};
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}
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srcChanged() {
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this.addIO();
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}
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componentWillLoad() {
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this.inheritedAttributes = (0,_helpers_3b390e48_js__WEBPACK_IMPORTED_MODULE_2__.j)(this.el, ['draggable']);
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}
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componentDidLoad() {
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this.addIO();
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}
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addIO() {
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if (this.src === undefined) {
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return;
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}
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if (typeof window !== 'undefined' && 'IntersectionObserver' in window && 'IntersectionObserverEntry' in window && 'isIntersecting' in window.IntersectionObserverEntry.prototype) {
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this.removeIO();
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this.io = new IntersectionObserver(data => {
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/**
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* On slower devices, it is possible for an intersection observer entry to contain multiple
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* objects in the array. This happens when quickly scrolling an image into view and then out of
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* view. In this case, the last object represents the current state of the component.
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*/
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if (data[data.length - 1].isIntersecting) {
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this.load();
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this.removeIO();
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}
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});
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this.io.observe(this.el);
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} else {
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// fall back to setTimeout for Safari and IE
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setTimeout(() => this.load(), 200);
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}
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}
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load() {
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this.loadError = this.onError;
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this.loadSrc = this.src;
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this.ionImgWillLoad.emit();
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}
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removeIO() {
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if (this.io) {
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this.io.disconnect();
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this.io = undefined;
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}
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}
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render() {
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const {
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loadSrc,
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alt,
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onLoad,
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loadError,
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inheritedAttributes
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} = this;
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const {
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draggable
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} = inheritedAttributes;
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return (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.h)(_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.H, {
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class: (0,_ionic_global_c74e4951_js__WEBPACK_IMPORTED_MODULE_1__.b)(this)
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}, (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.h)("img", {
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decoding: "async",
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src: loadSrc,
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alt: alt,
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onLoad: onLoad,
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onError: loadError,
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part: "image",
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draggable: isDraggable(draggable)
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}));
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}
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get el() {
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return (0,_index_8e692445_js__WEBPACK_IMPORTED_MODULE_0__.i)(this);
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}
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static get watchers() {
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return {
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"src": ["srcChanged"]
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};
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}
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};
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/**
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* Enumerated strings must be set as booleans
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* as Stencil will not render 'false' in the DOM.
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* The need to explicitly render draggable="true"
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* as only certain elements are draggable by default.
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* https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/draggable.
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*/
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const isDraggable = draggable => {
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switch (draggable) {
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case 'true':
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return true;
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case 'false':
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return false;
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default:
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return undefined;
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}
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};
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Img.style = imgCss;
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/***/ })
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}])
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//# sourceMappingURL=749.js.map
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