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118 lines
3.3 KiB
118 lines
3.3 KiB
2 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.css = void 0;
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var utils_js_1 = require("../utils.js");
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/**
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* Set multiple CSS properties for every matched element.
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*
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* @category CSS
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* @param prop - The names of the properties.
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* @param val - The new values.
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* @returns The instance itself.
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* @see {@link https://api.jquery.com/css/}
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*/
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function css(prop, val) {
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if ((prop != null && val != null) ||
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// When `prop` is a "plain" object
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(typeof prop === 'object' && !Array.isArray(prop))) {
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return (0, utils_js_1.domEach)(this, function (el, i) {
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if ((0, utils_js_1.isTag)(el)) {
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// `prop` can't be an array here anymore.
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setCss(el, prop, val, i);
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}
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});
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}
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if (this.length === 0) {
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return undefined;
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}
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return getCss(this[0], prop);
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}
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exports.css = css;
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/**
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* Set styles of all elements.
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*
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* @private
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* @param el - Element to set style of.
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* @param prop - Name of property.
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* @param value - Value to set property to.
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* @param idx - Optional index within the selection.
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*/
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function setCss(el, prop, value, idx) {
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if (typeof prop === 'string') {
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var styles = getCss(el);
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var val = typeof value === 'function' ? value.call(el, idx, styles[prop]) : value;
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if (val === '') {
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delete styles[prop];
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}
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else if (val != null) {
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styles[prop] = val;
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}
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el.attribs['style'] = stringify(styles);
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}
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else if (typeof prop === 'object') {
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Object.keys(prop).forEach(function (k, i) {
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setCss(el, k, prop[k], i);
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});
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}
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}
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function getCss(el, prop) {
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if (!el || !(0, utils_js_1.isTag)(el))
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return;
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var styles = parse(el.attribs['style']);
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if (typeof prop === 'string') {
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return styles[prop];
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}
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if (Array.isArray(prop)) {
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var newStyles_1 = {};
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prop.forEach(function (item) {
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if (styles[item] != null) {
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newStyles_1[item] = styles[item];
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}
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});
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return newStyles_1;
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}
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return styles;
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}
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/**
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* Stringify `obj` to styles.
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*
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* @private
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* @category CSS
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* @param obj - Object to stringify.
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* @returns The serialized styles.
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*/
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function stringify(obj) {
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return Object.keys(obj).reduce(function (str, prop) { return "".concat(str).concat(str ? ' ' : '').concat(prop, ": ").concat(obj[prop], ";"); }, '');
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}
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/**
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* Parse `styles`.
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*
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* @private
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* @category CSS
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* @param styles - Styles to be parsed.
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* @returns The parsed styles.
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*/
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function parse(styles) {
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styles = (styles || '').trim();
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if (!styles)
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return {};
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var obj = {};
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var key;
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for (var _i = 0, _a = styles.split(';'); _i < _a.length; _i++) {
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var str = _a[_i];
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var n = str.indexOf(':');
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// If there is no :, or if it is the first/last character, add to the previous item's value
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if (n < 1 || n === str.length - 1) {
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var trimmed = str.trimEnd();
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if (trimmed.length > 0 && key !== undefined) {
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obj[key] += ";".concat(trimmed);
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}
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}
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else {
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key = str.slice(0, n).trim();
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obj[key] = str.slice(n + 1).trim();
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}
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}
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return obj;
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}
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//# sourceMappingURL=css.js.map
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