@mlightcad/common/lib/loader/AcCmLoader.js

The common package provides shared utilities and base classes that are used across the RealDWG-Web ecosystem. This package contains fundamental components for color management, event handling, logging, performance monitoring, and file loading operations.

import { DefaultLoadingManager } from './AcCmLoadingManager';
/**
 * Base class for implementing loaders.
 */
var AcCmLoader = /** @class */ (function () {
    /**
     * Creates a new AcCmLoader instance.
     * @param manager The loadingManager for the loader to use. Default is DefaultLoadingManager.
     */
    function AcCmLoader(manager) {
        this.manager = manager !== undefined ? manager : DefaultLoadingManager;
        this.crossOrigin = 'anonymous';
        this.withCredentials = false;
        this.path = '';
        this.resourcePath = '';
        this.requestHeader = {};
    }
    /**
     * This method is equivalent to 'load', but returns a Promise.
     * @param url A string containing the path/URL of the file to be loaded.
     * @param onProgress (optional) — A function to be called while the loading is in progress.
     * The argument will be the ProgressEvent instance, which contains .lengthComputable, .total
     * and .loaded. If the server does not set the Content-Length header; .total will be 0.
     * @returns Return a promise.
     */
    AcCmLoader.prototype.loadAsync = function (url, onProgress) {
        var _this = this;
        return new Promise(function (resolve, reject) {
            _this.load(url, resolve, onProgress, reject);
        });
    };
    /**
     * This method needs to be implement by all concrete loaders. It holds the logic for parsing the asset.
     */
    AcCmLoader.prototype.parse = function (_data) { };
    /**
     * Set the crossOrigin string to implement CORS for loading the url from a different domain that allows
     * CORS.
     * @param crossOrigin The crossOrigin string
     * @returns Return this object
     */
    AcCmLoader.prototype.setCrossOrigin = function (crossOrigin) {
        this.crossOrigin = crossOrigin;
        return this;
    };
    /**
     * Set whether the XMLHttpRequest uses credentials such as cookies, authorization headers or TLS
     * client certificates.
     * Note that this has no effect if you are loading files locally or from the same domain.
     * @param value The flag whether the XMLHttpRequest uses credentials.
     * @returns Return this object
     */
    AcCmLoader.prototype.setWithCredentials = function (value) {
        this.withCredentials = value;
        return this;
    };
    /**
     * Set the base path for the asset.
     * @param path The base path for the asset.
     * @returns Return this object
     */
    AcCmLoader.prototype.setPath = function (path) {
        this.path = path;
        return this;
    };
    /**
     * Set the base path for dependent resources like textures.
     * @param resourcePath The base path for dependent resources like textures.
     * @returns Return this object
     */
    AcCmLoader.prototype.setResourcePath = function (resourcePath) {
        this.resourcePath = resourcePath;
        return this;
    };
    /**
     * Set the request header used in HTTP request.
     * @param requestHeader  key: The name of the header whose value is to be set. value: The value
     * to set as the body of the header.
     * @returns Return this object
     */
    AcCmLoader.prototype.setRequestHeader = function (requestHeader) {
        this.requestHeader = requestHeader;
        return this;
    };
    return AcCmLoader;
}());
export { AcCmLoader };
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