GazeTK

/*

 * Copyright 2015 Thies Pfeiffer and Dimitri Heil

 * Blinker is distributed under the terms of the GNU General Public License

 * 

 * This file is part of Blinker.

 * 

 * Blinker is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 * 

 * Blinker is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with Blinker. If not, see <http://www.gnu.org/licenses/>.

 */

var {

    ToggleButton

} = require("sdk/ui/button/toggle");

var panels = require("sdk/panel");

var tabs = require("sdk/tabs");

var pageMod = require("sdk/page-mod");

var pageWorker = require("sdk/page-worker");

var self = require("sdk/self");

var settings = require("sdk/simple-prefs");

var activeTABURL = "no";

var about_config = require("sdk/preferences/service");

var array = require("sdk/util/array");

about_config.set("network.websocket.allowInsecureFromHTTPS", true);

var pageModWorkers = [];

var activeWorker;

var calibrationImage = self.data.url('calib.png');

var holeImage = self.data.url('hole_200.gif');

var currentPort = null;

var arr;

//open the presentation.html on startup

tabs.open({

    url: self.data.url("presentation.html"),

    inBackground: false,

});

//initiation of the settings panel button

var button = ToggleButton({

    id: "mozilla-link",

    label: "Visit Mozilla",

    icon: {

        "16": "./eye-icon.png",

        "32": "./eye-icon.png",

        "64": "./eye-icon.png"

    },

    onChange: handleChange

});

/*

 * Initiate pageworker (WebSocketServer-Connector)

 */

var pw = pageWorker.Page({

    contentURL: self.data.url("websocket.html")

});

//pw.contentURL = self.data.url("websocket.html");

pw.port.on('getEyeTracker', function() {

    worker.port.emit("EyeTracker", eyeTracker);

});

/*

 * If pageworker

 */

pw.port.on('getAllSettings', function() {

    emitAllPrefs(worker.port);

});

/*

 *        If message with name: 'eyeTrackerData' is received from pageworker, send it to the according listener

 *        inside the active pagemod

 */

pw.port.on('eyeTrackerData', function(message) {

    //console.log("main.js :: pageMod :: port.on.eyeTrackerData" + ", message: " + message);

    if (activeWorker !== undefined) {

        switch (settings.prefs.eyeTracker) {

            case "eyetribe":

                activeWorker.port.emit('eyeTrackerData', message);

                break;

            case "smi":

                activeWorker.port.emit('smiData', message);

                break;

            case "mygaze":

                activeWorker.port.emit('myGazeData', message);

                break;

            default:

                break;

        }

    }

});

/*

 *        Initiate pagemod and append listeners

 *

 */

pageMod.PageMod({

    include: ["*", "file://*", "resource://*"],

    contentScriptFile: [self.data.url("jquery-1.11.1.js"), self.data.url("notify.js"), self.data.url("jquery-ui.js"), self.data.url("jquery.knob.js"), self.data.url("eyeTribe.js"), self.data.url("withinViewport.js"), self.data.url("jquery.withinViewport.js"), self.data.url("circle-progress.js"), self.data.url("functions.js"), self.data.url("myscript.js"), self.data.url("jquery.nearest.js")],

    contentStyleFile: [self.data.url("style.css"), self.data.url("font-awesome.css")],

    attachTo: ["top"],

    onAttach: function(worker) {

        //set global activeworker to current pagemod

        activeWorker = worker;

        /*

         *        if page tab / page is (re)-activated - reset the eyetribes configuration settings and refresh the

         *        blickBrowserSettings, that might have changed in another tab

         */

        worker.tab.on('activate', function() {

            activeWorker = worker;

            activeWorker.port.emit("initializeEyeTribe", "");

            emitAllPrefs(activeWorker.port);

        });

        /*

         *        if page tab / page is (re)-activated - reset the eyetribes configuration settings and refresh the

         *        blickBrowserSettings, that might have changed in another tab

         */

        worker.on('pageshow', function() {

            activeWorker = worker;

            activeWorker.port.emit("initializeEyeTribe", "");

            array.add(pageModWorkers, this);

            emitAllPrefs(activeWorker.port);

        });

        /*

         *        if page tab / page is minimized, remove the actual worker from pagemodworkers

         */

        worker.on('pagehide', function() {

            array.remove(pageModWorkers, this);

        });

        /*

         *        if page tab / page is closed, remove the actual worker from pagemodworkers

         */

        worker.on('detach', function() {

            console.log("worker detached.");

            array.remove(pageModWorkers, this);

        });

        /*

         *        ################################################################

         *        #################### PAGEMOD PORT LISTENERS ####################

         *        ################################################################

         */

        /*

         *        Redirect message from pagemod to pageworker

         */

        worker.port.on("sendToTracker", function(message) {

            pw.port.emit("toEyetracker", message);

        });

        /*

         *        Set panel button icon color

         */

        worker.port.on('setIconGreen', function() {

            button.icon = "./eye-icon_green.png";

        });

        worker.port.on('setIconRed', function() {

            button.icon = "./eye-icon_red.png";

        });

        worker.port.on('blickBrowserMode', function(value) {

            settings.prefs.blickBrowserMode = value;

            emitAllPrefs(activeWorker.port);

        });

        /*

         *        Settings have changed from inside the pagemod - adjust them globally

         */

        worker.port.on("writeSettings", function(settings) {

            writeSettings(settings);

        });

        /*

         *        ################################################################

         *        #################### PAGEMOD PORT EMITTERS #####################

         *        ################################################################

         */

        /*

         *        Send calibration image file to pagemod

         */

        worker.port.emit("calibrationImage", calibrationImage);

        /*

         *        Send privacy image file to pagemod

         */

        worker.port.emit("holeImage", holeImage);

    }

});

/*

 *        Initiate the settings panel

 */

var panel = panels.Panel({

    contentURL: self.data.url("settings.html"),

    contentScriptFile: [self.data.url("settingsvariables.js"), self.data.url("jquery-1.11.1.js"), self.data.url("settings.js")],

    position: button,

    //width: 400,

    height: 700,

    onHide: handleHide

});

/*

 * Send all blickbrowsersettings to the settings panel on request

 */

panel.port.on('getAllSettings', function() {

    emitAllPrefs(panel.port);

    //panel.port.emit('blickBrowserSettings', settings.prefs);

});

/*

 *        Settings have changed from inside the settings panel - adjust them globally

 */

panel.port.on("writeSettings", function(settings) {

    writeSettings(settings);

});

/*

 *        Eyetracker calibration has been toggled from settings panel

 *        send request to eyetracker

 */

panel.port.on("toggleCalibrate", function(value) {

    if (settings.prefs.eyeTracker == "eyetribe") {

        activeWorker.port.emit('startCalibration', 'go');

    }

});

/*

 *        Calibration check is being called from settings panel - hide the panel and tell the pagemod

 */

panel.port.on("toggleCheckCalibration", function(value) {

    if (settings.prefs.eyeTracker == "eyetribe") {

        /*tabs.activeTab.reload();*/

        panel.hide();

        //handleChange();                                

        activeWorker.port.emit('checkCalibration', 'go');

    }

});

/*

 *        Emit blickbrowsersettings to the panel

 */

panel.port.emit('loadSettings', 'go');

/*

 *        Is called when the button's state has changed (is it checked or not)

 */

function handleChange(state) {

    if (state.checked) {

        panel.port.emit('loadSettings', 'go');

        panel.show();

    }

}

/*

 * update settings and send them to the active tab

 * @set: The settings array (e.g. blickBrowserSettings)

 */

function writeSettings(set) {

    //console.log("writeSettings()");

    for (var name in set) {

        settings.prefs[name] = set [name];

    }

    emitAllPrefs(activeWorker.port);

}

/*

 *        Update the panel settings button's state when settings panel is being hidden

 */

function handleHide() {

    button.state('window', {

        checked: false

    });

}

/*

 * send all settings to the given port

 * @port: The port the settings are sent to (e.g. )

 */

function emitAllPrefs(port) {

    port.emit("blickBrowserSettings", settings.prefs);

}