Difference between revisions of "Template:UCAS-China/igemUCAS.js"

m (Replaced content with "alert(1);")
m
 
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Line 1: Line 1:
−
alert(1);
+
/*!
 +
* igemUCAS JavaScript Library v0.18.1
 +
* Copyright UCAS iGEM team
 +
*/
 +
 
 +
( function( global, factory ) { var iU = global.iU = factory(global); iU(); } ) (window, function( window ) {
 +
var
 +
document = window.document,
 +
inspect = (function(){
 +
var
 +
strErr = "igemUCAS v0.18.19\n",
 +
nextseq = 1,
 +
error = function( location, desc ){
 +
strErr = strErr.concat(nextseq, " ", location, ": ", desc, '\n');
 +
nextseq ++;
 +
},
 +
garrison = function( name ){
 +
var f = {
 +
string: function( s ){
 +
if( (!s) || typeof s != 'string' )
 +
error(name, "parameter should be of .");
 +
return f;
 +
},
 +
number: function( s ){
 +
if( (!s) || typeof s != 'number' )
 +
error(name, "parameter should be of number type.");
 +
return f;
 +
},
 +
keyUnused: function(obj, key){
 +
if( obj[key] )
 +
error(name, "key "+key+" has been used.");
 +
return f;
 +
},
 +
assert: function( val, desc ){
 +
if( !val )
 +
error(name, desc );
 +
return f;
 +
}
 +
};
 +
return f;
 +
};
 +
 
 +
garrison.displayErrors = function(){
 +
if(strErr.length == 0 )
 +
console.log("No errors, Congrats!")
 +
else
 +
console.log( strErr );
 +
};
 +
garrison.root_not_found = function(){
 +
console.log("DIV igemUCAS does not exist.");
 +
garrison.displayErrors();
 +
};
 +
garrison.gl_not_supported = function(){
 +
console.log("WebGL is not supported.");
 +
}
 +
return garrison;
 +
})(),
 +
 
 +
getUid = (function(){
 +
var now = -1;
 +
return function(){
 +
now ++;
 +
return (function(n){
 +
return '_'+n+'_';
 +
})(now);
 +
};
 +
})(),
 +
 
 +
configs = {
 +
defSpan: 3,
 +
scriptPadding: 20,
 +
topBlank: 60
 +
};
 +
 
 +
function css( elem, styles ){
 +
if( !(elem && styles) )
 +
return ;
 +
 
 +
for(var prop in styles){
 +
var
 +
key = "",
 +
change = false;
 +
 
 +
for(var j = 0; j < prop.length; j ++){
 +
if( prop[j] == '-' )
 +
change = true;
 +
else{
 +
key += change ? prop[j].toUpperCase() : prop[j];
 +
change = false;
 +
}
 +
}
 +
 
 +
if( typeof styles[ prop ] == "function" )
 +
elem.addEventListener(key, styles[prop]);
 +
else
 +
elem.style[ key ] = styles[ prop ];
 +
}
 +
}
 +
function Component( node, cls, width, padding ){
 +
if( typeof node == "string" ){
 +
this.elem = document.createElement(node);
 +
this.elem.style.visibility = "hidden";
 +
this.elem.wait = true;
 +
}
 +
else
 +
this.elem = node;
 +
 
 +
this.elem.id = getUid();
 +
Component.prototype.iU_book.appendChild(this.elem);
 +
 
 +
this.padding = padding || 0;
 +
this.width = width - 2*this.padding;
 +
 
 +
if(cls)
 +
this.elem.className = cls;
 +
 
 +
if( this.elem.wait )
 +
this.state = "wait";
 +
else
 +
this.loaded();
 +
}
 +
Component.prototype = {
 +
constructor: Component,
 +
loaded: function(){
 +
css(this.elem,{"width": this.width+"px"});
 +
this.height= this.elem.offsetHeight;
 +
this.state = "unused";
 +
},
 +
place:  function(left, top){
 +
this.left = left;
 +
this.top  = top;
 +
this.state= "used";
 +
},
 +
render: function( offsetX ){
 +
css(this.elem, {
 +
"position": "absolute",
 +
"left": (offsetX+this.left) +"px",
 +
"top":  this.top +"px",
 +
"visibility": "visible"
 +
});
 +
},
 +
toString: function(){
 +
return "["+this.elem.tagName.toLowerCase() +"] "+ this.elem.innerHTML.substr(0,50)+"\n";
 +
}
 +
};
 +
 
 +
function Flow( seq, width, height, top ){
 +
this.seq = seq;
 +
 
 +
this.width = width;
 +
this.height = height;
 +
this.top  = top;
 +
 
 +
this.page = 0;
 +
this.frontier = 0;
 +
this.reserve = 0;
 +
this.usedW = 0;
 +
 
 +
this.comps = [];
 +
this.buffer = [];
 +
this.isVisible = true;
 +
}
 +
Flow.prototype = {
 +
constructor: Flow,
 +
operate: function(){
 +
var
 +
pause = false;
 +
while( !pause && this.buffer.length > 0 ){
 +
switch( this.buffer[0].state ){
 +
case "dispose": this.buffer.shift(); break;
 +
 
 +
case "pause":
 +
if( this.buffer[0].state == "wait" ){
 +
        pause = true;
 +
        break;
 +
}
 +
case "unused":
 +
var
 +
comp = this.buffer.shift();
 +
 
 +
if( this.page == 0 )
 +
this.page = 1;
 +
else if( this.usedW == 0 || this.usedW + comp.width > this.width ){
 +
if( this.frontier + comp.height > this.height ){
 +
this.page += 1;
 +
this.frontier = 0;
 +
}
 +
this.reserve  = this.frontier;
 +
this.usedW   = 0;
 +
}
 +
 
 +
comp.place(this.width * (this.page-1) + this.usedW + comp.padding, this.reserve + this.top);
 +
comp.state = "used";
 +
 
 +
this.usedW  += comp.width;
 +
this.frontier = Math.max( this.frontier, this.reserve+comp.height );
 +
 
 +
this.comps.push( comp );
 +
}
 +
}
 +
},
 +
hide: function(){
 +
if( this.isVisible )
 +
for(var i = 0, i_len = this.comps.length; i < i_len; i ++)
 +
this.comps[ i ].elem.style["visibility"] = "hidden";
 +
 +
this.isVisible = false;
 +
},
 +
getBreadth: function(){
 +
return this.page * this.width;
 +
},
 +
render: function( offsetX ){
 +
this.isVisible = true;
 +
this.operate();
 +
 
 +
for(var i = 0, i_len = this.comps.length; i < i_len; i ++)
 +
this.comps[ i ].render( offsetX );
 +
}
 +
};
 +
 
 +
function Book( iU_root, nav ){
 +
this.interface = document.createElement("div");
 +
this.interface.id = "iU_book";
 +
this.nav = nav;
 +
 
 +
iU_root.parentNode.appendChild( this.interface );
 +
Component.prototype.iU_book = this.interface;
 +
 
 +
this.flows = [];
 +
this.buffer  = [];
 +
this.nowFlow = null;
 +
this.counter = 0;
 +
 
 +
this.nav = undefined;
 +
this.width  = 0;
 +
this.height  = this.interface.clientHeight;
 +
 
 +
var
 +
_this = this;
 +
this.offset = 0;
 +
this.scroll = function( ev ){
 +
ev = ev || window.event;
 +
if( ev.preventDefault )
 +
ev.preventDefault();
 +
 +
_this.offset -= ev.wheelDelta || ev.detail || 0;
 +
_this.offset  = Math.max(_this.offset, 0);
 +
var
 +
accum = 0;
 +
for(var i = 0; i < _this.flows.length; i ++){
 +
_this.flows[i].render( accum - _this.offset );
 +
accum += _this.flows[i].getBreadth();
 +
}
 +
}
 +
}
 +
Book.prototype = {
 +
constructor: Book,
 +
alloc:  function( span ){
 +
this.buffer.push(new Flow( this.counter++, Math.round(window.innerWidth * span / 9), this.height - configs.topBlank, configs.topBlank ) );
 +
},
 +
forward: function(){
 +
if( this.buffer.length == 0 )
 +
this.alloc( configs.defSpan );
 +
this.nowFlow = this.buffer.shift();
 +
this.flows.push(this.nowFlow);
 +
return this.nowFlow;
 +
},
 +
append: function( node ){
 +
switch( ((node||{}).tagName||"").toLowerCase() ){
 +
case "p":  case "span":
 +
this.script(node); break;
 +
case "b":
 +
this.title(node);  break;
 +
case "img": case "video":
 +
this.image(node); break;
 +
case "dfn":
 +
this.special(node);break;
 +
case "pre":
 +
this.formula(node); break;
 +
default: node.parentNode.removeChild(node); break;
 +
}
 +
},
 +
script: function( node ){
 +
var
 +
target = this.nowFlow || this.forward();
 +
for(var i = 0, i_len = node.childNodes.length; i < i_len; i ++){
 +
var
 +
e = node.childNodes[i];
 +
if( !e.attributes ){
 +
var
 +
child = document.createElement("span");
 +
child.className = "script";
 +
child.innerHTML = e.textContent;
 +
node.replaceChild(child, e);
 +
}
 +
}
 +
target.buffer.push( new Component(node, "script", target.width, configs.scriptPadding ));
 +
},
 +
title:  function( node ){
 +
var
 +
target = this.forward();
 +
target.buffer.push( new Component(node, "title", target.width, configs.scriptPadding ));
 +
},
 +
image:  function( node ){
 +
var
 +
target = this.nowFlow || this.forward(),
 +
box  = document.createElement("div"),
 +
comp = new Component(node, "title", target.width, configs.scriptPadding );
 +
node.comp = comp;
 +
target.buffer.push( comp );
 +
},
 +
special:function( node ){
 +
node.parentNode.removeChild(node);
 +
},
 +
formula: function( node ){
 +
node.parentNode.removeChild(node);
 +
}
 +
};
 +
 
 +
function NaviBar( iU_root, logo, sponsors ){
 +
this.surface = document.createElement("div");
 +
iU_root.parentNode.appendChild( this.surface );
 +
 
 +
this.headings = [];
 +
this.init(logo, sponsors);
 +
 
 +
this.fstNow    = 0;
 +
this.secNow    = 0;
 +
this.subheading= null;
 +
}
 +
NaviBar.prototype = {
 +
constructor: NaviBar,
 +
init: function( logo, sponsors ){
 +
this.surface.id = "NaviBar";
 +
this.header = document.createElement("div");
 +
this.header.id = "header";
 +
 
 +
logo.id  = "logo";
 +
this.header.appendChild( logo );
 +
 
 +
this.ptrH = document.createElement("div"),
 +
this.ptrH.id  = "heading pointer";
 +
this.ptrH.className = "arrow";
 +
css(this.ptrH,{
 +
"visibility": "hidden",
 +
"position": "absolute"
 +
});
 +
this.header.appendChild( this.ptrH );
 +
 
 +
 
 +
this.ptrS = document.createElement("div");
 +
this.ptrS.id  = "subheading pointer";
 +
this.ptrS.className = "arrow";
 +
css(this.ptrS,{
 +
"visibility": "hidden",
 +
"position": "absolute"
 +
});
 +
this.header.appendChild( this.ptrS );
 +
 
 +
this.surface.appendChild( this.header);
 +
 
 +
var
 +
footer = document.createElement("div");
 +
footer.id = "footer";
 +
this.surface.appendChild(footer);
 +
 
 +
var
 +
strSponsors = document.createElement("span");
 +
strSponsors.innerHTML = "Sponsors";
 +
strSponsors.id = "strSponsors";
 +
footer.appendChild(strSponsors);
 +
 
 +
for(var i = 0; i < sponsors.length; i ++){
 +
sponsors[i].className = "sponsor";
 +
footer.appendChild(sponsors[i]);
 +
}
 +
},
 +
jumpTo: function( path ){
 +
if( !path )
 +
return false;
 +
 +
var
 +
tarF, tarS;
 +
if( typeof path == "string" ){
 +
var
 +
sep = path.split(/\s*\.\s*/);
 +
if( !sep[0] )
 +
return false;
 +
 
 +
var
 +
fst = sep[0].toUpperCase(),
 +
h = this.headings,
 +
s = null;
 +
 
 +
for(var i = 0; i < h.length; i ++){
 +
if( h[i].innerHTML == fst ){
 +
tarF = i;
 +
s = h[i]._catalog.children;
 +
}
 +
}
 +
if( !s )
 +
return false;
 +
 
 +
if(sep[1]){
 +
var
 +
sec = sep[1].toUpperCase();
 +
for(var i = 0; i < s.length; i ++)
 +
if( s[i].innerHTML == sec )
 +
tarS = i;
 +
}
 +
else
 +
tarS = 0;
 +
}
 +
else{
 +
tarF = path[0];
 +
tarS = path[1];
 +
if(!(tarF === +tarF && tarS === +tarS))
 +
return false;
 +
}
 +
 
 +
var
 +
fstElem = this.headings[ tarF ],
 +
t = fstElem.offsetTop  + fstElem.clientHeight - 3,
 +
l = fstElem.offsetLeft + fstElem.clientWidth*0.5 - 5;
 +
 
 +
css(this.ptrH,{
 +
"top":  Math.round(t) + "px",
 +
"left":  Math.round(l) + "px",
 +
"visibility": "visible"
 +
});
 +
 
 +
if(this.subheading)
 +
this.subheading.className = "HiddenCatalog";
 +
 
 +
this.subheading = h[ tarF ]._catalog;
 +
this.subheading.className = "VisibleCatalog"
 +
 
 +
return true;
 +
},
 +
addPath: function( path, jumpFunc ){
 +
var
 +
sep = path.split(/\s*\.\s*/);
 +
if( !(sep[0] && sep[1]) )
 +
return false;
 +
 
 +
var
 +
fst = sep[0].toUpperCase(),
 +
sec = sep[1].toUpperCase(),
 +
_this = this,
 +
h = this.headings,
 +
target = null;
 +
 
 +
for(var i = 0; i < h.length; i ++)
 +
if( h[i].innerHTML == fst )
 +
target = h[i];
 +
 +
if( !target ){
 +
target = document.createElement("span");
 +
target.className = "H1";
 +
target.innerHTML = fst;
 +
 
 +
target._catalog  = document.createElement("div");
 +
target._catalog.className = "HiddenCatalog";
 +
this.header.appendChild(target._catalog);
 +
 
 +
target.addEventListener("mousedown",(function(fst, target){
 +
return function(){
 +
_this.jumpTo( fst );
 +
if(_this.subheading)
 +
_this.subheading.className = "HiddenCatalog";
 +
 
 +
_this.subheading = target._catalog;
 +
_this.subheading.className = "VisibleCatalog";
 +
};
 +
})(fst, target) );
 +
 
 +
this.header.appendChild(target);
 +
this.headings.push(target);
 +
 
 +
var accum = [ 0 ];
 +
for(var i = 0; i < this.headings.length; i ++)
 +
accum[i+1] = accum[i] + this.headings[i].clientWidth + 60;
 +
 +
var left  = Math.round(window.innerWidth * 0.6 - accum.pop()/2);
 +
for(var i = 0; i < this.headings.length; i ++)
 +
css(this.headings[i],{
 +
"left": (left + accum[i]) + "px"
 +
});
 +
}
 +
 
 +
var
 +
s = target._catalog.children;
 +
for(var i = 0; i < s.length; i ++)
 +
if( s[i].innerHTML == sec ){
 +
s[i]._jumpFunc = jumpFunc;
 +
return true;
 +
}
 +
 
 +
var
 +
subheading = document.createElement("span");
 +
subheading.className = "H2";
 +
subheading.innerHTML = sec;
 +
subheading._jumpFunc = jumpFunc;
 +
subheading.addEventListener("mouseover",function(){
 +
_this.jumpTo( path );
 +
});
 +
target._catalog.appendChild(subheading);
 +
 
 +
var accum = [ 0 ];
 +
for(var i = 0; i < s.length; i ++)
 +
accum[i+1] = accum[i] + s[i].clientWidth + 60;
 +
 +
var left  = Math.round(window.innerWidth * 0.6 - accum.pop()/2);
 +
for(var i = 0; i < s.length; i ++)
 +
css(s[i],{
 +
"left": (left + accum[i]) + "px"
 +
});
 +
return true;
 +
}
 +
};
 +
 
 +
function Loader( iU_root, cover ){
 +
this.boot = document.createElement("div");
 +
this.boot.id = "loader";
 +
iU_root.parentNode.appendChild( this.boot );
 +
 
 +
this.total  = 0;
 +
this.loaded = 0;
 +
this.failed = 0;
 +
 
 +
var
 +
_this = this;
 +
this.load = function( img ){
 +
if( !img.height ){
 +
img.onload = function(){
 +
_this.loaded ++;
 +
if(img.comp)
 +
img.comp.state = "unused";
 +
};
 +
img.onerr  = function(){
 +
_this.failed ++;
 +
if(img.comp)
 +
img.comp.state = "dispose";
 +
};
 +
img.wait = true;
 +
_this.total ++;
 +
}
 +
};
 +
}
 +
Loader.prototype.constructor = Loader;
 +
 
 +
var
 +
fn = {
 +
initRoot: function( overflow ){
 +
var
 +
iU_root = document.getElementById("igemUCAS");
 +
 
 +
if( !iU_root )
 +
return null;
 +
 
 +
iU_root.style.visibility = "hidden";
 +
iU_root.style["z-index"] = "-100";
 +
 
 +
 
 +
inspect("fn.initRoot").assert(iU_root, "");
 +
return iU_root;
 +
},
 +
initWebGL: function( iU_root ){
 +
var
 +
canvas    = document.createElement("canvas");
 +
 
 +
canvas.id = "bgCanvas";
 +
canvas.width  = window.innerWidth;
 +
canvas.height = window.innerHeight;
 +
iU_root.parentNode.appendChild(canvas);
 +
 +
var
 +
gl = canvas.getContext('webgl') || canvas.getContext('experimental-webgl');
 +
 
 +
if(gl)
 +
css(canvas, {
 +
"position":"absolute",
 +
"top":"0",
 +
"left":"0",
 +
"z-index":"-90",
 +
"overflow":"hidden",
 +
"visibility":"visible"
 +
});
 +
 +
return gl;
 +
},
 +
initBase: function( iU_root ){
 +
var
 +
iU_base = document.createElement("div");
 +
iU_base.id  = "UCASigem";
 +
iU_base.style.position    = "absolute";
 +
 
 +
iU_root.parentNode.appendChild(iU_base);
 +
return iU_base;
 +
}
 +
};
 +
 
 +
function igemUCAS(){
 +
var
 +
iU_root = fn.initRoot();
 +
if( !iU_root )
 +
return inspect.root_not_found();
 +
 
 +
var
 +
gl = fn.initWebGL( iU_root );
 +
if( !gl )
 +
inspect.gl_not_supported();
 +
 
 +
var
 +
icons = iU_root.children[0].children;
 +
cover = icons[0],
 +
logo = icons[1],
 +
sponsors = [];
 +
iU_root.removeChild(iU_root.children[0]);
 +
for(var i = 2; i < icons.length; i ++)
 +
sponsors.push( icons[i] );
 +
 
 +
var
 +
loader = new Loader ( iU_root, cover ),
 +
nav = new NaviBar( iU_root, logo, sponsors );
 +
book = new Book( iU_root, nav );
 +
 
 +
for(var i = 0; i < icons.length; i ++)
 +
loader.load(icons[i]);
 +
 
 +
nav.addPath("project.description");
 +
nav.addPath("project.light to color");
 +
nav.addPath("project.light to odor");
 +
nav.addPath("project.sound to light");
 +
nav.addPath("results.overview");
 +
nav.addPath("results.the rose!");
 +
nav.addPath("results.hardware");
 +
nav.addPath("results.software");
 +
nav.addPath("results.proof & demonstrate");
 +
nav.addPath("results.model");
 +
nav.addPath("results.parts");
 +
nav.addPath("human practice.gift for the world");
 +
nav.addPath("human practice.integrated human practice");
 +
nav.addPath("human practice.public engagement");
 +
nav.addPath("human practice.expert interviews");
 +
nav.addPath("human practice.safety & security");
 +
nav.addPath("human practice.education");
 +
nav.addPath("human practice.collaborations");
 +
nav.addPath("people.meet the team");
 +
nav.addPath("people.arrtibutions");
 +
nav.addPath("people.medal achievement");
 +
nav.addPath("people.notebook");
 +
 
 +
nav.jumpTo("human practice.safety & security");
 +
 +
while( iU_root.children.length > 0 ){
 +
var
 +
node = iU_root.children[0];
 +
node.style.visibility = "hidden";
 +
if( (node||{}).tagName == "IMAGE" )
 +
loader.load(node);
 +
book.append( node );
 +
}
 +
 
 +
document.addEventListener("DOMMouseScroll", book.scroll, false);
 +
window.onmousewheel = document.onmousewheel = book.scroll;
 +
book.scroll( {wheelDelta: 0} );
 +
inspect.displayErrors();
 +
}
 +
return igemUCAS;
 +
});

Latest revision as of 10:32, 14 October 2018

/*! 

* igemUCAS JavaScript Library v0.18.1
* Copyright UCAS iGEM team
*/

( function( global, factory ) { var iU = global.iU = factory(global); iU(); } ) (window, function( window ) { var document = window.document, inspect = (function(){ var strErr = "igemUCAS v0.18.19\n", nextseq = 1, error = function( location, desc ){ strErr = strErr.concat(nextseq, " ", location, ": ", desc, '\n'); nextseq ++; }, garrison = function( name ){ var f = { string: function( s ){ if( (!s) || typeof s != 'string' ) error(name, "parameter should be of ."); return f; }, number: function( s ){ if( (!s) || typeof s != 'number' ) error(name, "parameter should be of number type."); return f; }, keyUnused: function(obj, key){ if( obj[key] ) error(name, "key "+key+" has been used."); return f; }, assert: function( val, desc ){ if( !val ) error(name, desc ); return f; } }; return f; };

garrison.displayErrors = function(){ if(strErr.length == 0 ) console.log("No errors, Congrats!") else console.log( strErr ); }; garrison.root_not_found = function(){ console.log("DIV igemUCAS does not exist."); garrison.displayErrors(); }; garrison.gl_not_supported = function(){ console.log("WebGL is not supported."); } return garrison; })(),

getUid = (function(){ var now = -1; return function(){ now ++; return (function(n){ return '_'+n+'_'; })(now); }; })(),

configs = { defSpan: 3, scriptPadding: 20, topBlank: 60 };

function css( elem, styles ){ if( !(elem && styles) ) return ;

for(var prop in styles){ var key = "", change = false;

for(var j = 0; j < prop.length; j ++){ if( prop[j] == '-' ) change = true; else{ key += change ? prop[j].toUpperCase() : prop[j]; change = false; } }

if( typeof styles[ prop ] == "function" ) elem.addEventListener(key, styles[prop]); else elem.style[ key ] = styles[ prop ]; } } function Component( node, cls, width, padding ){ if( typeof node == "string" ){ this.elem = document.createElement(node); this.elem.style.visibility = "hidden"; this.elem.wait = true; } else this.elem = node;

this.elem.id = getUid(); Component.prototype.iU_book.appendChild(this.elem);

this.padding = padding || 0; this.width = width - 2*this.padding;

if(cls) this.elem.className = cls;

if( this.elem.wait ) this.state = "wait"; else this.loaded(); } Component.prototype = { constructor: Component, loaded: function(){ css(this.elem,{"width": this.width+"px"}); this.height= this.elem.offsetHeight; this.state = "unused"; }, place: function(left, top){ this.left = left; this.top = top; this.state= "used"; }, render: function( offsetX ){ css(this.elem, { "position": "absolute", "left": (offsetX+this.left) +"px", "top": this.top +"px", "visibility": "visible" }); }, toString: function(){ return "["+this.elem.tagName.toLowerCase() +"] "+ this.elem.innerHTML.substr(0,50)+"\n"; } };

function Flow( seq, width, height, top ){ this.seq = seq;

this.width = width; this.height = height; this.top = top;

this.page = 0; this.frontier = 0; this.reserve = 0; this.usedW = 0;

this.comps = []; this.buffer = []; this.isVisible = true; } Flow.prototype = { constructor: Flow, operate: function(){ var pause = false; while( !pause && this.buffer.length > 0 ){ switch( this.buffer[0].state ){ case "dispose": this.buffer.shift(); break;

case "pause": if( this.buffer[0].state == "wait" ){ pause = true; break; } case "unused": var comp = this.buffer.shift();

if( this.page == 0 ) this.page = 1; else if( this.usedW == 0 || this.usedW + comp.width > this.width ){ if( this.frontier + comp.height > this.height ){ this.page += 1; this.frontier = 0; } this.reserve = this.frontier; this.usedW = 0; }

comp.place(this.width * (this.page-1) + this.usedW + comp.padding, this.reserve + this.top); comp.state = "used";

this.usedW += comp.width; this.frontier = Math.max( this.frontier, this.reserve+comp.height );

this.comps.push( comp ); } } }, hide: function(){ if( this.isVisible ) for(var i = 0, i_len = this.comps.length; i < i_len; i ++) this.comps[ i ].elem.style["visibility"] = "hidden";

this.isVisible = false; }, getBreadth: function(){ return this.page * this.width; }, render: function( offsetX ){ this.isVisible = true; this.operate();

for(var i = 0, i_len = this.comps.length; i < i_len; i ++) this.comps[ i ].render( offsetX ); } };

function Book( iU_root, nav ){ this.interface = document.createElement("div"); this.interface.id = "iU_book"; this.nav = nav;

iU_root.parentNode.appendChild( this.interface ); Component.prototype.iU_book = this.interface;

this.flows = []; this.buffer = []; this.nowFlow = null; this.counter = 0;

this.nav = undefined; this.width = 0; this.height = this.interface.clientHeight;

var _this = this; this.offset = 0; this.scroll = function( ev ){ ev = ev || window.event; if( ev.preventDefault ) ev.preventDefault();

_this.offset -= ev.wheelDelta || ev.detail || 0; _this.offset = Math.max(_this.offset, 0); var accum = 0; for(var i = 0; i < _this.flows.length; i ++){ _this.flows[i].render( accum - _this.offset ); accum += _this.flows[i].getBreadth(); } } } Book.prototype = { constructor: Book, alloc: function( span ){ this.buffer.push(new Flow( this.counter++, Math.round(window.innerWidth * span / 9), this.height - configs.topBlank, configs.topBlank ) ); }, forward: function(){ if( this.buffer.length == 0 ) this.alloc( configs.defSpan ); this.nowFlow = this.buffer.shift(); this.flows.push(this.nowFlow); return this.nowFlow; }, append: function( node ){ switch( ((node||{}).tagName||"").toLowerCase() ){ case "p": case "span": this.script(node); break; case "b": this.title(node); break; case "img": case "video": this.image(node); break; case "dfn": this.special(node);break; case "pre": this.formula(node); break; default: node.parentNode.removeChild(node); break; } }, script: function( node ){ var target = this.nowFlow || this.forward(); for(var i = 0, i_len = node.childNodes.length; i < i_len; i ++){ var e = node.childNodes[i]; if( !e.attributes ){ var child = document.createElement("span"); child.className = "script"; child.innerHTML = e.textContent; node.replaceChild(child, e); } } target.buffer.push( new Component(node, "script", target.width, configs.scriptPadding )); }, title: function( node ){ var target = this.forward(); target.buffer.push( new Component(node, "title", target.width, configs.scriptPadding )); }, image: function( node ){ var target = this.nowFlow || this.forward(), box = document.createElement("div"), comp = new Component(node, "title", target.width, configs.scriptPadding ); node.comp = comp; target.buffer.push( comp ); }, special:function( node ){ node.parentNode.removeChild(node); }, formula: function( node ){ node.parentNode.removeChild(node); } };

function NaviBar( iU_root, logo, sponsors ){ this.surface = document.createElement("div"); iU_root.parentNode.appendChild( this.surface );

this.headings = []; this.init(logo, sponsors);

this.fstNow = 0; this.secNow = 0; this.subheading= null; } NaviBar.prototype = { constructor: NaviBar, init: function( logo, sponsors ){ this.surface.id = "NaviBar"; this.header = document.createElement("div"); this.header.id = "header";

logo.id = "logo"; this.header.appendChild( logo );

this.ptrH = document.createElement("div"), this.ptrH.id = "heading pointer"; this.ptrH.className = "arrow"; css(this.ptrH,{ "visibility": "hidden", "position": "absolute" }); this.header.appendChild( this.ptrH );


this.ptrS = document.createElement("div"); this.ptrS.id = "subheading pointer"; this.ptrS.className = "arrow"; css(this.ptrS,{ "visibility": "hidden", "position": "absolute" }); this.header.appendChild( this.ptrS );

this.surface.appendChild( this.header);

var footer = document.createElement("div"); footer.id = "footer"; this.surface.appendChild(footer);

var strSponsors = document.createElement("span"); strSponsors.innerHTML = "Sponsors"; strSponsors.id = "strSponsors"; footer.appendChild(strSponsors);

for(var i = 0; i < sponsors.length; i ++){ sponsors[i].className = "sponsor"; footer.appendChild(sponsors[i]); } }, jumpTo: function( path ){ if( !path ) return false;

var tarF, tarS; if( typeof path == "string" ){ var sep = path.split(/\s*\.\s*/); if( !sep[0] ) return false;

var fst = sep[0].toUpperCase(), h = this.headings, s = null;

for(var i = 0; i < h.length; i ++){ if( h[i].innerHTML == fst ){ tarF = i; s = h[i]._catalog.children; } } if( !s ) return false;

if(sep[1]){ var sec = sep[1].toUpperCase(); for(var i = 0; i < s.length; i ++) if( s[i].innerHTML == sec ) tarS = i; } else tarS = 0; } else{ tarF = path[0]; tarS = path[1]; if(!(tarF === +tarF && tarS === +tarS)) return false; }

var fstElem = this.headings[ tarF ], t = fstElem.offsetTop + fstElem.clientHeight - 3, l = fstElem.offsetLeft + fstElem.clientWidth*0.5 - 5;

css(this.ptrH,{ "top": Math.round(t) + "px", "left": Math.round(l) + "px", "visibility": "visible" });

if(this.subheading) this.subheading.className = "HiddenCatalog";

this.subheading = h[ tarF ]._catalog; this.subheading.className = "VisibleCatalog"

return true; }, addPath: function( path, jumpFunc ){ var sep = path.split(/\s*\.\s*/); if( !(sep[0] && sep[1]) ) return false;

var fst = sep[0].toUpperCase(), sec = sep[1].toUpperCase(), _this = this, h = this.headings, target = null;

for(var i = 0; i < h.length; i ++) if( h[i].innerHTML == fst ) target = h[i];

if( !target ){ target = document.createElement("span"); target.className = "H1"; target.innerHTML = fst;

target._catalog = document.createElement("div"); target._catalog.className = "HiddenCatalog"; this.header.appendChild(target._catalog);

target.addEventListener("mousedown",(function(fst, target){ return function(){ _this.jumpTo( fst ); if(_this.subheading) _this.subheading.className = "HiddenCatalog";

_this.subheading = target._catalog; _this.subheading.className = "VisibleCatalog"; }; })(fst, target) );

this.header.appendChild(target); this.headings.push(target);

var accum = [ 0 ]; for(var i = 0; i < this.headings.length; i ++) accum[i+1] = accum[i] + this.headings[i].clientWidth + 60;

var left = Math.round(window.innerWidth * 0.6 - accum.pop()/2); for(var i = 0; i < this.headings.length; i ++) css(this.headings[i],{ "left": (left + accum[i]) + "px" }); }

var s = target._catalog.children; for(var i = 0; i < s.length; i ++) if( s[i].innerHTML == sec ){ s[i]._jumpFunc = jumpFunc; return true; }

var subheading = document.createElement("span"); subheading.className = "H2"; subheading.innerHTML = sec; subheading._jumpFunc = jumpFunc; subheading.addEventListener("mouseover",function(){ _this.jumpTo( path ); }); target._catalog.appendChild(subheading);

var accum = [ 0 ]; for(var i = 0; i < s.length; i ++) accum[i+1] = accum[i] + s[i].clientWidth + 60;

var left = Math.round(window.innerWidth * 0.6 - accum.pop()/2); for(var i = 0; i < s.length; i ++) css(s[i],{ "left": (left + accum[i]) + "px" }); return true; } };

function Loader( iU_root, cover ){ this.boot = document.createElement("div"); this.boot.id = "loader"; iU_root.parentNode.appendChild( this.boot );

this.total = 0; this.loaded = 0; this.failed = 0;

var _this = this; this.load = function( img ){ if( !img.height ){ img.onload = function(){ _this.loaded ++; if(img.comp) img.comp.state = "unused"; }; img.onerr = function(){ _this.failed ++; if(img.comp) img.comp.state = "dispose"; }; img.wait = true; _this.total ++; } }; } Loader.prototype.constructor = Loader;

var fn = { initRoot: function( overflow ){ var iU_root = document.getElementById("igemUCAS");

if( !iU_root ) return null;

iU_root.style.visibility = "hidden"; iU_root.style["z-index"] = "-100";


inspect("fn.initRoot").assert(iU_root, ""); return iU_root; }, initWebGL: function( iU_root ){ var canvas = document.createElement("canvas");

canvas.id = "bgCanvas"; canvas.width = window.innerWidth; canvas.height = window.innerHeight; iU_root.parentNode.appendChild(canvas);

var gl = canvas.getContext('webgl') || canvas.getContext('experimental-webgl');

if(gl) css(canvas, { "position":"absolute", "top":"0", "left":"0", "z-index":"-90", "overflow":"hidden", "visibility":"visible" });

return gl; }, initBase: function( iU_root ){ var iU_base = document.createElement("div"); iU_base.id = "UCASigem"; iU_base.style.position = "absolute";

iU_root.parentNode.appendChild(iU_base); return iU_base; } };

function igemUCAS(){ var iU_root = fn.initRoot(); if( !iU_root ) return inspect.root_not_found();

var gl = fn.initWebGL( iU_root ); if( !gl ) inspect.gl_not_supported();

var icons = iU_root.children[0].children; cover = icons[0], logo = icons[1], sponsors = []; iU_root.removeChild(iU_root.children[0]); for(var i = 2; i < icons.length; i ++) sponsors.push( icons[i] );

var loader = new Loader ( iU_root, cover ), nav = new NaviBar( iU_root, logo, sponsors ); book = new Book( iU_root, nav );

for(var i = 0; i < icons.length; i ++) loader.load(icons[i]);

nav.addPath("project.description"); nav.addPath("project.light to color"); nav.addPath("project.light to odor"); nav.addPath("project.sound to light"); nav.addPath("results.overview"); nav.addPath("results.the rose!"); nav.addPath("results.hardware"); nav.addPath("results.software"); nav.addPath("results.proof & demonstrate"); nav.addPath("results.model"); nav.addPath("results.parts"); nav.addPath("human practice.gift for the world"); nav.addPath("human practice.integrated human practice"); nav.addPath("human practice.public engagement"); nav.addPath("human practice.expert interviews"); nav.addPath("human practice.safety & security"); nav.addPath("human practice.education"); nav.addPath("human practice.collaborations"); nav.addPath("people.meet the team"); nav.addPath("people.arrtibutions"); nav.addPath("people.medal achievement"); nav.addPath("people.notebook");

nav.jumpTo("human practice.safety & security");

while( iU_root.children.length > 0 ){ var node = iU_root.children[0]; node.style.visibility = "hidden"; if( (node||{}).tagName == "IMAGE" ) loader.load(node); book.append( node ); }

document.addEventListener("DOMMouseScroll", book.scroll, false); window.onmousewheel = document.onmousewheel = book.scroll; book.scroll( {wheelDelta: 0} ); inspect.displayErrors(); } return igemUCAS; });