131 lines
3.5 KiB
JavaScript
131 lines
3.5 KiB
JavaScript
/* global $, config,
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setLargeVideoVisible, Util */
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var VideoLayout = require("../videolayout/VideoLayout");
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var Prezi = require("../prezi/Prezi");
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var UIUtil = require("../util/UIUtil");
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var etherpadName = null;
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var etherpadIFrame = null;
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var domain = null;
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var options = "?showControls=true&showChat=false&showLineNumbers=true&useMonospaceFont=false";
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/**
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* Resizes the etherpad.
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*/
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function resize() {
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if ($('#etherpad>iframe').length) {
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var remoteVideos = $('#remoteVideos');
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var availableHeight
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= window.innerHeight - remoteVideos.outerHeight();
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var availableWidth = UIUtil.getAvailableVideoWidth();
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$('#etherpad>iframe').width(availableWidth);
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$('#etherpad>iframe').height(availableHeight);
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}
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}
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/**
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* Creates the Etherpad button and adds it to the toolbar.
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*/
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function enableEtherpadButton() {
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if (!$('#toolbar_button_etherpad').is(":visible"))
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$('#toolbar_button_etherpad').css({display: 'inline-block'});
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}
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/**
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* Creates the IFrame for the etherpad.
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*/
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function createIFrame() {
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etherpadIFrame = VideoLayout.createEtherpadIframe(
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domain + etherpadName + options, function() {
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document.domain = document.domain;
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bubbleIframeMouseMove(etherpadIFrame);
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setTimeout(function() {
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// the iframes inside of the etherpad are
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// not yet loaded when the etherpad iframe is loaded
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var outer = etherpadIFrame.
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contentDocument.getElementsByName("ace_outer")[0];
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bubbleIframeMouseMove(outer);
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var inner = outer.
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contentDocument.getElementsByName("ace_inner")[0];
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bubbleIframeMouseMove(inner);
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}, 2000);
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});
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}
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function bubbleIframeMouseMove(iframe){
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var existingOnMouseMove = iframe.contentWindow.onmousemove;
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iframe.contentWindow.onmousemove = function(e){
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if(existingOnMouseMove) existingOnMouseMove(e);
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var evt = document.createEvent("MouseEvents");
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var boundingClientRect = iframe.getBoundingClientRect();
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evt.initMouseEvent(
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"mousemove",
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true, // bubbles
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false, // not cancelable
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window,
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e.detail,
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e.screenX,
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e.screenY,
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e.clientX + boundingClientRect.left,
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e.clientY + boundingClientRect.top,
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e.ctrlKey,
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e.altKey,
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e.shiftKey,
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e.metaKey,
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e.button,
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null // no related element
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);
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iframe.dispatchEvent(evt);
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};
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}
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var Etherpad = {
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/**
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* Initializes the etherpad.
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*/
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init: function (name) {
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if (config.etherpad_base && !etherpadName && name) {
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domain = config.etherpad_base;
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etherpadName = name;
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enableEtherpadButton();
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/**
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* Resizes the etherpad, when the window is resized.
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*/
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$(window).resize(function () {
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resize();
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});
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}
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},
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/**
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* Opens/hides the Etherpad.
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*/
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toggleEtherpad: function (isPresentation) {
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if (!etherpadIFrame)
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createIFrame();
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if(VideoLayout.getLargeVideoState() === "etherpad")
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{
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VideoLayout.setLargeVideoState("video");
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}
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else
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{
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VideoLayout.setLargeVideoState("etherpad");
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}
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resize();
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}
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};
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module.exports = Etherpad;
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