paper.js/src/load.js

50 lines
1.9 KiB
JavaScript

/*
* Paper.js - The Swiss Army Knife of Vector Graphics Scripting.
* http://paperjs.org/
*
* Copyright (c) 2011 - 2013, Juerg Lehni & Jonathan Puckey
* http://lehni.org/ & http://jonathanpuckey.com/
*
* Distributed under the MIT license. See LICENSE file for details.
*
* All rights reserved.
*/
// This file uses PrePro to preprocess the paper.js source code on the fly in
// the browser, avoiding the step of having to manually preprocess it after each
// change. This is very useful during development of the library itself.
if (typeof window === 'object') {
// Browser based loading through PrePro:
if (!window.include) {
var scripts = document.getElementsByTagName('script');
var src = scripts[scripts.length - 1].getAttribute('src');
// Assume that we're loading browser.js from a root folder, either
// through dist/paper.js, or directly through src/load.js, and match
// root as all the parts of the path that lead to that folder.
var root = src.match(/^(.*\/)\w*\//)[1];
// First load the PrePro's browser.js file, which provides the include()
// function for the browser.
document.write('<script type="text/javascript" src="' + root
+ 'node_modules/prepro/lib/browser.js"></script>');
// Now that we have include(), load this file again, which will execute
// the lower part of the code the 2nd time around.
document.write('<script type="text/javascript" src="' + root
+ 'src/load.js"></script>');
} else {
include('options.js');
include('paper.js');
}
} else {
// Node based loading through PrePro:
var prepro = require('prepro/lib/node.js');
// Include deafult browser options.
// Step out and back into src in case this is loaded from dist/paper-node.js
prepro.include('../src/options.js');
// Override node specific options.
prepro.setOptions({
environment: 'node',
stats: false
});
// Load Paper.js library files.
prepro.include('../src/paper.js');
}