site/node_modules/mathjax-full/ts/adaptors/lite/Element.ts

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/*************************************************************
*
* Copyright (c) 2018-2022 The MathJax Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @fileoverview Implements a lightweight HTML Element replacement
*
* @author dpvc@mathjax.org (Davide Cervone)
*/
import {OptionList} from '../../util/Options.js';
import {Styles} from '../../util/Styles.js';
import {LiteText} from './Text.js';
/**
* Type for attribute lists
*/
export type LiteAttributeList = OptionList;
/**
* Type for generic nodes in LiteAdaptor
*/
export type LiteNode = LiteElement | LiteText;
/************************************************************/
/**
* Implements a lightweight HTML element replacement
*/
export class LiteElement {
/**
* The type of element (tag name)
*/
public kind: string;
/**
* The element's attribute list
*/
public attributes: LiteAttributeList;
/**
* The element's children
*/
public children: LiteNode[];
/**
* The element's parent
*/
public parent: LiteElement;
/**
* The styles for the element
*/
public styles: Styles;
/**
* @param {string} kind The type of node to create
* @param {LiteAttributeList} attributes The list of attributes to set (if any)
* @param {LiteNode[]} children The children for the node (if any)
* @constructor
*/
constructor(kind: string, attributes: LiteAttributeList = {}, children: LiteNode[] = []) {
this.kind = kind;
this.attributes = {...attributes};
this.children = [...children];
for (const child of this.children) {
child.parent = this;
}
this.styles = null;
}
}