gavinsharp

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80 filetype=javascript: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

/**
 * This module implements a subset of "Task.js" <http://taskjs.org/>.

gavinsharp

tabs.on('ready', function(tab) {
  reportError("tab activated");
  let gBrowser = Svc.Services.wm.getMostRecentWindow("navigator:browser").gBrowser;
  let doc = gBrowser.contentDocument;
  let browser = gBrowser.getBrowserForDocument(doc);
  if (browser.engines) {
    reportError(Object.keys(browser.engines[0]));
    browser.engines.forEach(function({uri, title, icon}) {
      let type = (/xml$/).test(uri) ? Ci.nsISearchEngine.DATA_XML : Ci.nsISearchEngine.DATA_TEXT;
      let e = Svc.Services.search.currentEngine;

gavinsharp

function getDominantColor(aImg) {
  let canvas = document.createElement("canvas");
  canvas.height = aImg.height;
  canvas.width = aImg.width;

  let context = canvas.getContext("2d");
  context.drawImage(aImg, 0, 0);

  // keep track of how many times a color appears in the image
  let colorCount = {};