////  tabletEventBridgeTest.js////  Created by Anthony J. Thibault on 2016-12-15//  Copyright 2016 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// // Adds a button to the tablet that will switch to a web page.// This web page contains buttons that will use the event bridge to trigger sounds. /* globals Tablet */  var tablet = Tablet.getTablet("com.highfidelity.interface.tablet.system");var tabletButton = tablet.addButton({    text: "SOUNDS",    icon: Script.getExternalPath(Script.ExternalPaths.HF_Public, "/tony/icons/trombone-i.png"),    activeIcon: Script.getExternalPath(Script.ExternalPaths.HF_Public, "/tony/icons/trombone-a.png")}); var WEB_BRIDGE_TEST_HTML = Script.getExternalPath(Script.ExternalPaths.HF_Public, "/tony/webBridgeTest.html?2");var TROMBONE_URL = Script.getExternalPath(Script.ExternalPaths.HF_Public, "/tony/audio/sad-trombone.wav");var SCREAM_URL = Script.getExternalPath(Script.ExternalPaths.HF_Public, "/tony/audio/wilhelm-scream.wav"); tabletButton.clicked.connect(function () {    if (shown) {        tablet.gotoHomeScreen();    } else {        tablet.gotoWebScreen(WEB_BRIDGE_TEST_HTML);    }}); var shown = false; function onScreenChanged(type, url) {    if (type === "Web" && url === WEB_BRIDGE_TEST_HTML) {        tabletButton.editProperties({isActive: true});         if (!shown) {            // hook up to the event bridge            tablet.webEventReceived.connect(onWebEventReceived);        }        shown = true;    } else {        tabletButton.editProperties({isActive: false});         if (shown) {            // disconnect from the event bridge            tablet.webEventReceived.disconnect(onWebEventReceived);        }        shown = false;    }} tablet.screenChanged.connect(onScreenChanged); // ctorfunction SoundBuddy(url) {    this.sound = SoundCache.getSound(url);    this.injector = null;} SoundBuddy.prototype.play = function (options, doneCallback) {    if (this.sound.downloaded) {        if (this.injector) {            this.injector.setOptions(options);            this.injector.restart();        } else {            this.injector = Audio.playSound(this.sound, options);            this.injector.finished.connect(function () {                if (doneCallback) {                    doneCallback();                }            });        }    }}; var tromboneSound = new SoundBuddy(TROMBONE_URL);var screamSound = new SoundBuddy(SCREAM_URL);var soundOptions = { position: MyAvatar.position, volume: 1.0, loop: false, localOnly: true }; function onWebEventReceived(msg) {    Script.print("HIFI: recv web event = " + JSON.stringify(msg));    if (msg === "button-1-play") {        soundOptions.position = MyAvatar.position;        tromboneSound.play(soundOptions, function () {            tablet.emitScriptEvent("button-1-done");        });    } else if (msg === "button-2-play") {        soundOptions.position = MyAvatar.position;        screamSound.play(soundOptions, function () {            tablet.emitScriptEvent("button-2-done");        });    }} Script.scriptEnding.connect(function () {    tablet.removeButton(tabletButton);    if (shown) {        tablet.webEventReceived.disconnect(onWebEventReceived);    }});