https://interactive-materials.github.io/shape-haptics/lib/paper/dist/node/self.js

1/*
2 * Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
3 * http://paperjs.org/
4 *
5 * Copyright (c) 2011 - 2020, Jürg Lehni & Jonathan Puckey
6 * http://juerglehni.com/ & https://puckey.studio/
7 *
8 * Distributed under the MIT license. See LICENSE file for details.
9 *
10 * All rights reserved.
11 */
12
13// Node.js emulation layer of browser environment, based on jsdom with node-
14// canvas integration.
15
16var path = require('path');
17// Determine the name by which name the module was required (either 'paper',
18// 'paper-jsdom' or 'paper-jsdom-canvas'), and use this to determine if error
19// exceptions should be thrown or if loading should fail silently.
20var parent = module.parent && module.parent.parent,
21    requireName = parent && path.basename(path.dirname(parent.filename));
22requireName = /^paper/.test(requireName) ? requireName : 'paper';
23
24var jsdom,
25    self;
26
27try {
28    jsdom = require('jsdom');
29} catch(e) {
30    // Check the required module's name to see if it contains jsdom, and only
31    // complain about its lack if the module requires it.
32    if (/\bjsdom\b/.test(requireName)) {
33        throw new Error('Unable to load jsdom module.');
34    }
35}
36
37if (jsdom) {
38    // Create our document and window objects through jsdom.
39    /* global document:true, window:true */
40    var document = new jsdom.JSDOM('<html><body></body></html>', {
41        // Use the current working directory as the document's origin, so
42        // requests to local files work correctly with CORS.
43        url: 'file://' + process.cwd() + '/',
44        resources: 'usable'
45    });
46    self = document.window;
47    require('./canvas.js.js')(self, requireName);
48    require('./xml.js.js')(self);
49} else {
50    self = {
51        navigator: {
52            userAgent: 'Node.js (' + process.platform + '; U; rv:' +
53                    process.version + ')'
54        }
55    };
56}
57
58module.exports = self;