/** * Module dependencies. */ var fs = require('fs') , util = require('util') , jsdom = require('jsdom') , pkg = require('../package') , patch = require('./patch') , XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest , Canvas = require('./canvas') , Image = Canvas.Image , document = jsdom.jsdom('
') , window = document.createWindow() , navigator = window.navigator , HTMLImageElement = window.HTMLImageElement , noop = function() {} , processing = fs.readFileSync('./deps/processing-js/processing.js'); /** * Expose `version`. */ exports.version = pkg.version; /** * Expose `window`. */ exports.window = window; /** * Expose `document`. */ exports.document = document; /** * Make `Canvas` instance of `HTMLCanvasElement`. */ function HTMLCanvasElement() {} Canvas.prototype.__proto__ = HTMLCanvasElement.prototype; /** * Evaluating Processing source code. * * FIXME: `Processing` leaks to global object. */ eval('(function(window, document) {' + processing.toString('utf-8') + '})(window, document);'); /** * Expose `Processing`. */ exports.Processing = Processing; /** * Return processing instance. * * @param {Canvas} canvas * @param {String} path * @return {Processing} */ exports.createInstance = function(canvas, path) { var src; if (Buffer.isBuffer(canvas)) { canvas = canvas.toString(); } if (1 == arguments.length) { path = canvas; canvas = document.createElement('canvas'); } else if ('string' === typeof canvas) { src = canvas; canvas = document.createElement('canvas'); } if (!src) { src = fs.readFileSync(path).toString(); } return patch(new Processing(canvas, src), path); };