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OpenBoard/resources/library/interactivities/etudier.wgt/js/script.js

533 lines
22 KiB

var sankoreLang = {
display: "Display",
edit: "Edit",
text_content: "This is an example. Instead of this text you can put your own content.",
new_txt: "New text block",
new_slide: "This is new slide."
};
//some flags
var mouse_state = false;
//object for resize
var resize_obj = {
object: null,
top: 0,
left: 0,
clicked: false
}
//main function
function start(){
$("#display_text").text(sankoreLang.display);
$("#edit_text").text(sankoreLang.edit);
if(window.sankore){
if(sankore.preference("etudier","")){
var data = jQuery.parseJSON(sankore.preference("etudier",""));
importData(data);
}
else {
showExample();
}
}
else
showExample();
//events
if (window.widget) {
window.widget.onleave = function(){
exportData();
}
}
$("#display, #edit").click(function(event){
if(this.id == "display"){
if(!$(this).hasClass("selected")){
if(window.sankore)
sankore.enableDropOnWidget(false);
$(this).addClass("selected");
$("#display_img").removeClass("red_point").addClass("green_point");
$("#edit_img").removeClass("green_point").addClass("red_point");
$("#edit").removeClass("selected");
$("#slider li>div").each(function(){
var container = $(this);
container.removeAttr("ondragenter")
.removeAttr("ondragleave")
.removeAttr("ondragover")
.removeAttr("ondrop");
container.find(".text_block").each(function(){
$(this).draggable();
$(this).find(".move_block").remove();
$(this).find(".close_img").remove();
$(this).find(".resize_block").remove();
$(this).removeAttr("contenteditable").removeClass("block_border");
$(this).css("position","absolute");
});
container.find(".img_block").each(function(){
$(this).draggable();
$(this).find(".close_img").remove();
$(this).find(".move_block").remove();
$(this).find(".resize_block").remove();
$(this).removeClass("block_border");
$(this).css("position","absolute");
});
container.find(".audio_block").each(function(){
$(this).find(".close_img").remove();
$(this).removeClass("block_border");
$(this).css("position","absolute");
});
container.find(".add_left").remove();
container.find(".add_right").remove();
container.find(".close_slide").remove();
container.find(".add_text").remove();
});
}
} else {
if(!$(this).hasClass("selected")){
if(window.sankore)
sankore.enableDropOnWidget(true);
$(this).addClass("selected");
$("#edit_img").removeClass("red_point").addClass("green_point");
$("#display_img").removeClass("green_point").addClass("red_point");
$("#display").removeClass("selected");
$("#slider li>div").each(function(){
var container = $(this);
container.attr("ondragenter", "return false;")
.attr("ondragleave", "$(this).css(\"background-color\",\"white\"); return false;")
.attr("ondragover", "$(this).css(\"background-color\",\"#ccc\"); return false;")
.attr("ondrop", "$(this).css(\"background-color\",\"white\"); return onDropTarget(this,event);");
container.find(".text_block").each(function(){
$(this).draggable("destroy");
$("<div class='move_block' contenteditable='false'>").appendTo($(this));
$("<div class='close_img' contenteditable='false'>").appendTo($(this));
$("<div class='resize_block' contenteditable='false'>").appendTo($(this));
$(this).attr("contenteditable", "true").addClass("block_border");
});
container.find(".img_block").each(function(){
$(this).draggable("destroy");
$("<div class='move_block' contenteditable='false'>").appendTo($(this));
$("<div class='close_img' contenteditable='false'>").appendTo($(this));
$("<div class='resize_block' contenteditable='false'>").appendTo($(this));
$(this).addClass("block_border");
});
container.find(".audio_block").each(function(){
$("<div class='close_img' contenteditable='false'>").appendTo($(this));
$(this).addClass("block_border");
});
$("<div class='add_left'>").appendTo(container);
$("<div class='add_right'>").appendTo(container);
$("<div class='close_slide'>").appendTo(container);
$("<div class='add_text'>").appendTo(container);
});
}
}
$("audio").each(function(){
this.pause();
$(this).parent().find(":first-child").removeClass("stop").addClass("play");
});
});
//deleting the img block
$(".close_img").live("click", function(){
$(this).parent().remove();
});
//play/pause event
$(".play, .stop").live("click", function(){
var tmp_audio = $(this);
var audio = tmp_audio.parent().find("audio").get(0);
if($(this).hasClass("play")){
if(tmp_audio.parent().find("source").attr("src")){
tmp_audio.removeClass("play").addClass("stop");
var id = setInterval(function(){
if(audio.currentTime == audio.duration){
clearInterval(id);
tmp_audio.removeClass("stop").addClass("play");
}
}, 10);
tmp_audio.parent().find("input").val(id);
audio.play();
}
} else {
$(this).removeClass("stop").addClass("play");
clearInterval( tmp_audio.parent().find("input").val())
audio.pause();
}
});
$(".replay").live("click", function(){
var tmp_audio = $(this).prev();
var audio = $(this).parent().find("audio").get(0);
if(tmp_audio.parent().find("source").attr("src")){
$(this).prev().removeClass("play").addClass("stop");
clearInterval($(this).parent().find("input").val());
var id = setInterval(function(){
if(audio.currentTime == audio.duration){
clearInterval(id);
tmp_audio.removeClass("stop").addClass("play");
}
}, 10);
tmp_audio.parent().find("input").val(id);
audio.currentTime = 0;
audio.play();
}
});
//moving objects
$(".move_block").live("mouseover",function(){
$(this).parent().draggable();
});
$(".move_block").live("mouseleave",function(){
if(!mouse_state)
$(this).parent().draggable("destroy");
});
$(".move_block").live("mousedown",function(){
mouse_state = true;
});
$(".move_block").live("mouseup",function(){
mouse_state = false;
});
//resize block
$(".resize_block").live("mousedown", function(){
resize_obj.object = $(this);
resize_obj.top = event.clientY;
resize_obj.left = event.clientX;
resize_obj.clicked = true;
})
$("li>div").live("mouseup", function(){
resize_obj.object = null;
resize_obj.top = 0;
resize_obj.left = 0;
resize_obj.clicked = false;
})
$("li>div").live("mousemove", function(){
if(resize_obj.clicked){
if(resize_obj.object.parent().hasClass("text_block")){
var width = resize_obj.object.parent().width() - resize_obj.left + event.clientX;
var height = resize_obj.object.parent().height() - resize_obj.top + event.clientY;
resize_obj.left = event.clientX;
resize_obj.top = event.clientY;
resize_obj.object.parent().css("width", width).css("height",height);
} else {
width = resize_obj.object.parent().width() - resize_obj.left + event.clientX;
height = resize_obj.object.parent().height() - resize_obj.top + event.clientY;
var img_width = resize_obj.object.parent().find("img").width() - resize_obj.left + event.clientX;
var img_height = resize_obj.object.parent().find("img").height() - resize_obj.top + event.clientY;
resize_obj.left = event.clientX;
resize_obj.top = event.clientY;
resize_obj.object.parent().css("width", width).css("height",height);
resize_obj.object.parent().find("img").css("width", img_width).css("height", img_height);
}
}
});
//closing a slide
$(".close_slide").live("click", function(){
$(this).parent().parent().remove();
$("#slider").removeSlide();
});
//adding new slides
$(".add_left").live("click", function(){
var cur_li = $(this).parent().parent();
var new_li = $("<li>");
new_li.width(cur_li.width()).height(cur_li.height()).css("float","left");
var new_div = $("<div>").appendTo(new_li);
new_div.attr("ondragenter", "return false;")
.attr("ondragleave", "$(this).css(\"background-color\",\"white\"); return false;")
.attr("ondragover", "$(this).css(\"background-color\",\"#ccc\"); return false;")
.attr("ondrop", "$(this).css(\"background-color\",\"white\"); return onDropTarget(this,event);");
var example = $("<div class='text_block' contenteditable='true'>" + sankoreLang.new_slide + "</div>").addClass("block_border");
$("<div class='move_block' contenteditable='false'>").appendTo(example);
$("<div class='close_img' contenteditable='false'>").appendTo(example);
$("<div class='resize_block' contenteditable='false'>").appendTo(example);
example.css("top","40%").css("left","40%");
new_div.append(example);
$("<div class='add_left'>").appendTo(new_div);
$("<div class='add_right'>").appendTo(new_div);
$("<div class='close_slide'>").appendTo(new_div);
$("<div class='add_text'>").appendTo(new_div);
new_li.insertBefore(cur_li);
$("#slider").addSlide("before");
});
$(".add_right").live("click", function(){
var cur_li = $(this).parent().parent();
var new_li = $("<li>");
new_li.width(cur_li.width()).height(cur_li.height()).css("float","left");
var new_div = $("<div>").appendTo(new_li);
new_div.attr("ondragenter", "return false;")
.attr("ondragleave", "$(this).css(\"background-color\",\"white\"); return false;")
.attr("ondragover", "$(this).css(\"background-color\",\"#ccc\"); return false;")
.attr("ondrop", "$(this).css(\"background-color\",\"white\"); return onDropTarget(this,event);");
var example = $("<div class='text_block' contenteditable='true'>" + sankoreLang.new_slide + "</div>").addClass("block_border");
$("<div class='move_block' contenteditable='false'>").appendTo(example);
$("<div class='close_img' contenteditable='false'>").appendTo(example);
$("<div class='resize_block' contenteditable='false'>").appendTo(example);
example.css("top","40%").css("left","40%");
new_div.append(example);
$("<div class='add_left'>").appendTo(new_div);
$("<div class='add_right'>").appendTo(new_div);
$("<div class='close_slide'>").appendTo(new_div);
$("<div class='add_text'>").appendTo(new_div);
new_li.insertAfter(cur_li);
$("#slider").addSlide("after");
});
$(".add_text").live("click", function(){
var container = $(this).parent();
var text_block = $("<div class='text_block'>" + sankoreLang.new_txt + "</div>").appendTo(container);
$("<div class='move_block' contenteditable='false'>").appendTo(text_block);
$("<div class='close_img' contenteditable='false'>").appendTo(text_block);
$("<div class='resize_block' contenteditable='false'>").appendTo(text_block);
text_block.attr("contenteditable", "true").addClass("block_border");
});
}
//export
function exportData(){
var array_to_export = [];
$("#slider li>div").each(function(){
var cont_obj = new Object();
cont_obj.w = $(this).parent().width();
cont_obj.h = $(this).parent().height();
cont_obj.text = [];
$(this).find(".text_block").each(function(){
var txt_block = new Object();
txt_block.top = $(this).position().top;
txt_block.left = $(this).position().left;
txt_block.h = $(this).height();
txt_block.w = $(this).width();
txt_block.val = $(this).text();
cont_obj.text.push(txt_block);
});
cont_obj.imgs = [];
$(this).find(".img_block").each(function(){
var img_obj = new Object();
img_obj.link = $(this).find("img").attr("src");
img_obj.h = $(this).find("img").height();
img_obj.w = $(this).find("img").width();
img_obj.block_h = $(this).height();
img_obj.block_w = $(this).width();
img_obj.top = $(this).position().top;
img_obj.left = $(this).position().left;
cont_obj.imgs.push(img_obj);
});
cont_obj.audio = [];
$(this).find(".audio_block").each(function(){
var audio_block = new Object();
audio_block.top = $(this).position().top;
audio_block.left = $(this).position().left;
audio_block.val = $(this).find("source").attr("src");
cont_obj.audio.push(audio_block);
});
array_to_export.push(cont_obj);
});
sankore.setPreference("etudier", JSON.stringify(array_to_export));
}
//import
function importData(data){
var width = 0;
var height = 0;
for(var i in data){
width = data[i].w;
height = data[i].h;
var li = $("<li style='float: left; width: " + data[i].w + "; height: " + data[i].h + ";'>");
var div = $("<div>").appendTo(li);
for(var j in data[i].text){
var text_div = $("<div class='text_block'>" + data[i].text[j].val + "</div>");
text_div.draggable().css("position","absolute")
.width(data[i].text[j].w)
.height(data[i].text[j].h)
.css("top", data[i].text[j].top)
.css("left", data[i].text[j].left)
.appendTo(div);
}
for(j in data[i].imgs){
var img_div = $("<div class='img_block' style='text-align: center;'>");
img_div.draggable().css("position","absolute")
.width(data[i].imgs[j].block_w)
.height(data[i].imgs[j].block_h)
.css("top", data[i].imgs[j].top)
.css("left", data[i].imgs[j].left)
.appendTo(div);
$("<img src='" + data[i].imgs[j].link + "' style='display: inline;' width='" + data[i].imgs[j].w + "' height='" + data[i].imgs[j].h + "'/>").appendTo(img_div);
}
for(j in data[i].audio){
var audio_div = $("<div class='audio_block'>");
$("<div class='play'>").appendTo(audio_div);
$("<div class='replay'>").appendTo(audio_div);
var tmp_audio = $("<audio>").appendTo(audio_div);
$("<source src='" + data[i].audio[j].val + "' />").appendTo(tmp_audio);
audio_div.draggable().css("position","absolute")
.css("top", data[i].audio[j].top)
.css("left", data[i].audio[j].left)
.appendTo(div);
}
$("#slider ul").append(li);
}
$("#slider").width(width).height(height).easySlider({
prevText: '',
nextText: '',
controlsShow: false
});
}
//example
function showExample(){
var li1 = $("<li>");
var div1 = $("<div>").appendTo(li1);
$("<div class='text_block'>" + sankoreLang.text_content + "</div>").draggable().appendTo(div1)
li1.width($("#slider").width()).height($("#slider").height());
$("#slider ul").append(li1);
var li2 = $("<li>");
var div2 = $("<div>").appendTo(li2);
var img = $("<div class='img_block' style='text-align: center;'></div>").draggable().appendTo(div2);
$("<img src=\"objects/1.gif\" style=\"display: inline;\" height=\"120\"/>").appendTo(img);
li2.width($("#slider").width()).height($("#slider").height());
$("#slider ul").append(li2);
var li3 = $("<li>");
var div3 = $("<div>").appendTo(li3);
li3.width($("#slider").width()).height($("#slider").height());
var audio_block = $("<div class='audio_block'>").draggable().appendTo(div3);
$("<div class='play'>").appendTo(audio_block);
$("<div class='replay'>").appendTo(audio_block);
var source = $("<source/>").attr("src", "objects/bateaux.mp3");
var audio = $("<audio>").appendTo(audio_block);
audio.append(source);
$("#slider ul").append(li3);
var li4 = $("<li>");
var div4 = $("<div>").appendTo(li4);
$("<div class='text_block'>" + sankoreLang.text_content + "</div>").draggable().appendTo(div4);
var img2 = $("<div class='img_block' style='text-align: center;'></div>").draggable().appendTo(div4);
$("<img src=\"objects/1.gif\" style=\"display: inline;\" height=\"120\"/>").appendTo(img2);
var audio_block2 = $("<div class='audio_block'>").draggable().appendTo(div4);
$("<div class='play'>").appendTo(audio_block2);
$("<div class='replay'>").appendTo(audio_block2);
var source2 = $("<source/>").attr("src", "objects/bateaux.mp3");
var audio2 = $("<audio>").appendTo(audio_block2);
audio2.append(source2);
li4.width($("#slider").width()).height($("#slider").height());
$("#slider ul").append(li4);
$(".text_block, .audio_block, .img_block").each(function(){
$(this).css("position","absolute");
});
$("#slider").easySlider({
prevText: '',
nextText: '',
controlsShow: false
});
}
//string into xml-format
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;
}
//drop handler
function onDropTarget(obj, event) {
if (event.dataTransfer) {
var format = "text/plain";
var textData = event.dataTransfer.getData(format);
if (!textData) {
alert(":(");
}
textData = stringToXML(textData);
var tmp = textData.getElementsByTagName("path")[0].firstChild.textContent;
var tmp_type = textData.getElementsByTagName("type")[0].firstChild.textContent;
tmp = tmp.substr(1, tmp.length);
if(tmp_type.substr(0, 5) == "audio"){
var audio_block = $("<div class='audio_block'>").draggable().appendTo($(obj));
audio_block.css("position","absolute").css("top",event.clientY).css("left",event.clientX);
$("<div class='close_img' contenteditable='false'>").appendTo(audio_block);
audio_block.addClass("block_border");
$("<div class='play'>").appendTo(audio_block);
$("<div class='replay'>").appendTo(audio_block);
var source = $("<source/>").attr("src", tmp);
var audio = $("<audio>").appendTo(audio_block);
audio.append(source);
} else {
var img_block = $("<div class='img_block' style='text-align: center;'></div>").appendTo($(obj));
img_block.css("top",event.clientY).css("left",event.clientX);
$("<div class='move_block' contenteditable='false'>").appendTo(img_block);
$("<div class='close_img' contenteditable='false'>").appendTo(img_block);
$("<div class='resize_block' contenteditable='false'>").appendTo(img_block);
img_block.addClass("block_border");
var tmp_img = $("<img src=\"" + tmp + "\" style=\"display: inline;\"/>").appendTo(img_block);
setTimeout(function(){
if(tmp_img.height() >= tmp_img.width())
tmp_img.attr("height", "120");
else{
tmp_img.attr("width","120");
tmp_img.css("margin",(120 - tmp_img.height())/2 + "px 0");
}
}, 6)
}
}
else {
alert ("Your browser does not support the dataTransfer object.");
}
if (event.stopPropagation) {
event.stopPropagation ();
}
else {
event.cancelBubble = true;
}
return false;
}
if (window.widget) {
window.widget.onremove = function(){
$("audio").each(function(){
this.pause();
$(this).parent().find(":first-child").removeClass("stop").addClass("play");
});
}
}
$(window).resize(function(){
var slider = $("#slider");
slider.width($(this).width()).height($(this).height());
$("#slider li").each(function(){
$(this).width(slider.width()).height(slider.height());
});
slider.setSize(slider.width(), slider.height());
})