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OpenBoard/resources/library/interactivities/Memory.wgt/js/lib/ubw-main.js

269 lines
7.3 KiB

/*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
function log(object) {
console.log(object);
}
function initAfterI18nMessagesLoaded(reload, templates, callbacks) {
document.title = fr.njin.i18n.document.title;
var ubwidget = $("#ubwidget");
var parameters = Object.create(Parameters,{
container: {
value: ubwidget
},
delegate: {
value: window.sankore || Object.create(ParametersDelegate)
}
});
var app = Object.create(App, {
container: {
value: ubwidget
},
parameters: {
value: parameters
},
reload: {
value: reload
}
});
app.init();
app.onEdit = false;
if(templates.toolbar) {
$("#toolbar").html(Mustache.render(templates.toolbar, window));
}
if(templates.parameters) {
$("#parameters").html(Mustache.render(templates.parameters, window));
}
if(callbacks.onTemplatesLoaded && typeof callbacks.onTemplatesLoaded === 'function') {
callbacks.onTemplatesLoaded(app);
}
log("Update setting views with stored parameters");
$("#parameters (input|select)[role=parameter]").each(function(i, input) {
(function(input){
var key = input.name;
var type = input.type;
var isRadioOrcheckbox = (type !== undefined && (type === "checkbox" || type === "radio"));
var stored = parameters.value(key);
if(isRadioOrcheckbox)
$(input).attr("checked", (typeof stored === "string" ? stored === "true" : stored));
else
$(input).val(stored);
$(input).change(function(){
var val = (isRadioOrcheckbox ? $(this).is(":checked") : $(this).val());
parameters.value(key, val);
});
})(input);
});
log("Toobar Initialisation");
$("button[role=edit]").click(function(){
app.onEdit = true;
$(document.body).addClass("onEdit");
if(callbacks.onEdit && typeof callbacks.onEdit === 'function') {
callbacks.onEdit(app);
}
});
$("button[role=view]").click(function(){
app.onEdit = false;
$(document.body).removeClass("onEdit");
if(callbacks.onView && typeof callbacks.onView === 'function') {
callbacks.onView(app);
}
});
$("button[role=reload]").click(function(){
app.reload();
});
$("button[role=help]").click(function(){
$("body").toggleClass("showHelp");
});
$("select[name='themes']").change(function() {
$("body").get(0).className = $("body")[0].className.replace(/\btheme-[^\s]*\b/gi, '');
$("body").addClass("theme-"+$(this).val());
});
$("body").addClass("theme-"+$("select[name='themes']").val());
}
function init(reload, templates, callbacks){
var locale = window.sankore ? sankore.locale() : "";
$.i18n.properties({
name: 'Messages',
path: 'i18n/',
language: locale,
callback: function(){
initAfterI18nMessagesLoaded(reload, templates, callbacks);
}
});
}
var Parameters = (function(){
var self = Object.create({}, {
container: {
value: null
},
delegate: {
value: null
},
value: {
value: function(key, value) {
if(value === undefined) {
var val = this.delegate.preference(key);
log("Retrieve parameter value ["+val+"] as type ["+(typeof val)+"] for key : ["+key+"]");
return (val !== undefined && (typeof val !== "string" || val)) ? val : $("#ubwidget").data(key);
}
else {
log("Set parameter value ["+value+"] for key : ["+key+"]");
this.delegate.setPreference(key, value);
this.container.trigger("preferenceChange", {key: key, value: value});
}
}
}
});
return self;
})();
var ParametersDelegate = (function(){
var self = Object.create({}, {
preference: {
value: function(key) {
return this[key];
}
},
setPreference: {
value: function(key, value) {
this[key] = value;
}
}
});
return self;
})();
var App = (function() {
var self = Object.create({}, {
container: {
value: null
},
parameters: {
value: null
},
init: {
value: function() {
var that = this;
this.container.bind("preferenceChange", function(evt, parameter) {
that.reload(parameter);
});
this.reload();
}
},
reload: {
value: function(parameter) {
if(parameter === undefined)
log("Reload");
else
log("Update");
}
},
utils: {
value: Object.create({}, {
shuffle: {
value: function(array) {
var unpickedSize = array.length;
while(unpickedSize > 0) {
var n = Math.floor(Math.random()*unpickedSize);
var temp = array[unpickedSize-1];
array[unpickedSize-1] = array[n];
array[n] = temp;
unpickedSize--;
}
}
},
guid: {
value: function() {
var S4 = function() {
return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
};
return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
}
},
droppable: {
value: function($e, callback) {
$e.bind("dragover", function(){
$(this).addClass("hover");
return false;
});
$e.bind("dragleave", function(){
$(this).removeClass("hover");
return false;
});
$e.bind("drop", function(e){
$(this).removeClass("hover");
e = e || window.event;
e.preventDefault();
// jQuery wraps the originalEvent, so we try to detect that here...
e = e.originalEvent || e;
if(window.sankore) {
function stringToXML(text){
if (window.ActiveXObject){
var doc=new ActiveXObject('Microsoft.XMLDOM');
doc.async='false';
doc.loadXML(text);
} else {
var parser=new DOMParser();
doc=parser.parseFromString(text,'text/xml');
}
return doc;
}
var file = stringToXML(e.dataTransfer.getData("text/plain"));
callback({
src: $(file).find("path:eq(0)").text()
});
return false;
}
// Using e.files with fallback because e.dataTransfer is immutable and can't be overridden in Polyfills (http://sandbox.knarly.com/js/dropfiles/).
var files = (e.files || e.dataTransfer.files);
for (var i = 0; i < files.length; i++) {
// Loop through our files with a closure so each of our FileReader's are isolated.
(function (i) {
if(typeof FileReader !== "undefined") {
var reader = new FileReader();
reader.onload = function (event) {
callback({
src: event.target.result,
title: (files[i].name),
alt: (files[i].name)
});
};
reader.readAsDataURL(files[i]);
}
})(i);
}
return false;
});
}
}
})
}
});
return self;
})();