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Team:Evry/site.js
From 2012.igem.org
// // site.js // // the arbor.js website // var supported = getWebWorkerSupport(); var plain = (document.cookie === null) ? false:(readCookie('plain') === 'true');
function createCookie(name,value,days) { if (days) { var date = new Date(); date.setTime(date.getTime()+(days*24*60*60*1000)); var expires = "; expires="+date.toGMTString(); } else var expires = ""; document.cookie = name+"="+value+expires+"; path=/"; }
function readCookie(name) { var nameEQ = name + "="; var ca = document.cookie.split(';'); for(var i=0;i < ca.length;i++) { var c = ca[i]; while (c.charAt(0)==' ') c = c.substring(1,c.length); if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length); } return null; }
function eraseCookie(name) { createCookie(name,"",-1); }
function getWebWorkerSupport() {
return (typeof(Worker) !== "undefined") ? true:false;
}
(function($){
// var trace = function(msg){
// if (typeof(window)=='undefined' || !window.console) return
// var len = arguments.length, args = [];
// for (var i=0; i<len; i++) args.push("arguments["+i+"]")
// eval("console.log("+args.join(",")+")")
// }
var Renderer = function(elt){
var dom = $(elt)
var canvas = dom.get(0)
var canvas = $(canvas).get(0)
var ctx = canvas.getContext("2d");
var gfx = arbor.Graphics(canvas)
var sys = null
var _vignette = null
var selected = null,
nearest = null,
_mouseP = null;
var that = {
init:function(pSystem){
sys = pSystem
sys.screen({size:{width:dom.width(), height:dom.height()},
padding:[120,120,120,120]})
$(window).resize(that.resize)
that.resize()
that._initMouseHandling()
//if (document.referrer.match(/echolalia|atlas|halfviz/)){
// if we got here by hitting the back button in one of the demos,
// start with the demos section pre-selected
// that.switchSection('demos')
//}
},
resize:function(){
canvas.width = $(window).width()
canvas.height = $(window).height() - 20
sys.screen({size:{width:canvas.width, height:canvas.height}})
_vignette = null
that.redraw()
},
redraw:function(){
gfx.clear()
sys.eachEdge(function(edge, p1, p2){
if (edge.source.data.alpha * edge.target.data.alpha == 0) return
gfx.line(p1, p2, {stroke:"#b2b19d", width:2, alpha:edge.target.data.alpha})
})
sys.eachNode(function(node, pt){
var w = Math.max(20, 20+gfx.textWidth(node.name) )
if (node.data.alpha===0) return
if (node.data.shape=='dot'){
gfx.oval(pt.x-w/2, pt.y-w/2, w, w, {fill:node.data.color, alpha:node.data.alpha})
gfx.text(node.name, pt.x, pt.y+7, {color:"white", align:"center", font:"Arial", size:12})
gfx.text(node.name, pt.x, pt.y+7, {color:"white", align:"center", font:"Arial", size:12})
}else{
gfx.rect(pt.x-w/2, pt.y-8, w, 20, 4, {fill:node.data.color, alpha:node.data.alpha})
gfx.text(node.name, pt.x, pt.y+9, {color:"white", align:"center", font:"Arial", size:12})
gfx.text(node.name, pt.x, pt.y+9, {color:"white", align:"center", font:"Arial", size:12})
}
})
that._drawVignette()
},
_drawVignette:function(){
var w = canvas.width
var h = canvas.height
var r = 20
if (!_vignette){
var top = ctx.createLinearGradient(0,0,0,r)
top.addColorStop(0, "#e0e0e0")
top.addColorStop(.7, "rgba(255,255,255,0)")
var bot = ctx.createLinearGradient(0,h-r,0,h)
bot.addColorStop(0, "rgba(255,255,255,0)")
bot.addColorStop(1, "white")
_vignette = {top:top, bot:bot}
}
// top
ctx.fillStyle = _vignette.top
ctx.fillRect(0,0, w,r)
// bot
ctx.fillStyle = _vignette.bot
ctx.fillRect(0,h-r, w,r)
},
switchMode:function(e){
if (e.mode=='hidden'){
dom.stop(true).fadeTo(e.dt,0, function(){
if (sys) sys.stop()
$(this).hide()
})
}else if (e.mode=='visible'){
dom.stop(true).css('opacity',0).show().fadeTo(e.dt,1,function(){
that.resize()
})
if (sys) sys.start()
}
},
switchSection:function(newSection){
var parent = sys.getEdgesFrom(newSection)[0].source
var children = $.map(sys.getEdgesFrom(newSection), function(edge){
return edge.target
})
sys.eachNode(function(node){
if (node.data.shape=='dot')
return // skip all but leafnodes
var nowVisible = ($.inArray(node, children)>=0)
var newAlpha = (nowVisible) ? 1 : 0
var dt = (nowVisible) ? .5 : .5
sys.tweenNode(node, dt, {alpha:newAlpha})
if (newAlpha==1){
// sys.tweenNode(parent, .5, {color:node.data.color}) // sys.tweenNode('marten@stdio.nl', .5, {color:node.data.color})
node.p.x = parent.p.x + .05*Math.random() - .025
node.p.y = parent.p.y + .05*Math.random() - .025
node.tempMass = .001
}
// else // parent.data.color = '#e0e0e0'
})
},
_initMouseHandling:function(){
// no-nonsense drag and drop (thanks springy.js)
selected = null;
nearest = null;
var dragged = null;
var oldmass = 1
var _section = null
var handler = {
moved:function(e){
var pos = $(canvas).offset();
_mouseP = arbor.Point(e.pageX-pos.left, e.pageY-pos.top)
nearest = sys.nearest(_mouseP);
// TODO: iterate over children to activate hand
if (!nearest.node) return false
if (nearest.node.data.shape!='dot'){
selected = (nearest.distance < 50) ? nearest : null
if (selected){
dom.addClass('linkable')
window.status = selected.node.data.link.replace(/^\//,"http://"+window.location.host+"/").replace(/^#/,)
}
else{
dom.removeClass('linkable')
window.status =
}
}else if ($.inArray(nearest.node.name, ['marten@stdio.nl','academic','about','links']) >=0 ){
if (nearest.node.name!=_section){
_section = nearest.node.name
that.switchSection(_section)
}
dom.removeClass('linkable')
window.status =
}
return false
},
clicked:function(e){
var pos = $(canvas).offset();
_mouseP = arbor.Point(e.pageX-pos.left, e.pageY-pos.top)
nearest = dragged = sys.nearest(_mouseP);
if (nearest && selected && nearest.node===selected.node){
var link = selected.node.data.link
if (link.match(/^#/)){
$(that).trigger({type:"navigate", path:link.substr(1)})
}else{
window.location = link
}
return false
}
if (dragged && dragged.node !== null) dragged.node.fixed = true
$(canvas).unbind('mousemove', handler.moved);
$(canvas).bind('mousemove', handler.dragged)
$(window).bind('mouseup', handler.dropped)
return false
},
dragged:function(e){
var old_nearest = nearest && nearest.node._id
var pos = $(canvas).offset();
var s = arbor.Point(e.pageX-pos.left, e.pageY-pos.top)
if (!nearest) return
if (dragged !== null && dragged.node !== null){
var p = sys.fromScreen(s)
dragged.node.p = p
}
return false
},
dropped:function(e){
if (dragged===null || dragged.node===undefined) return
if (dragged.node !== null) dragged.node.fixed = false
dragged.node.tempMass = 1000
dragged = null;
// selected = null
$(canvas).unbind('mousemove', handler.dragged)
$(window).unbind('mouseup', handler.dropped)
$(canvas).bind('mousemove', handler.moved);
_mouseP = null
return false
}
}
$(canvas).mousedown(handler.clicked);
$(canvas).mousemove(handler.moved);
}
}
return that
}
var Nav = function(elt){
var dom = $(elt)
var _path = null
var that = {
init:function(){
$(window).bind('popstate',that.navigate)
dom.find('> a').click(that.back)
$('.more').one('click',that.more)
$('#docs dl:not(.datastructure) dt').click(that.reveal)
that.update()
return that
},
more:function(e){
$(this).removeAttr('href').addClass('less').html(' ').siblings().fadeIn()
$(this).next('h2').find('a').one('click', that.less)
return false
},
less:function(e){
var more = $(this).closest('h2').prev('a')
$(this).closest('h2').prev('a')
.nextAll().fadeOut(function(){
$(more).text('creation & use').removeClass('less').attr('href','#')
})
$(this).closest('h2').prev('a').one('click',that.more)
return false
},
reveal:function(e){
$(this).next('dd').fadeToggle('fast')
return false
},
back:function(){
_path = "/"
if (window.history && window.history.pushState){
window.history.pushState({path:_path}, "", _path);
}
that.update()
return false
},
navigate:function(e){
var oldpath = _path
if (e.type=='navigate'){
_path = e.path
if (window.history && window.history.pushState){
window.history.pushState({path:_path}, "", _path);
}else{
that.update()
}
}else if (e.type=='popstate'){
var state = e.originalEvent.state || {}
_path = state.path || window.location.pathname.replace(/^\//,)
}
if (_path != oldpath) that.update()
},
update:function(){
var dt = 'fast'
if (_path===null){
// this is the original page load. don't animate anything just jump
// to the proper state
_path = window.location.pathname.replace(/^\//,)
dt = 0
dom.find('p').css('opacity',0).show().fadeTo('slow',1)
}
switch (_path){
case :
case '/':
dom.find('p').text('a graph visualization library using web workers and jQuery')
dom.find('> a').removeClass('active').attr('href','#')
$('#docs').fadeTo('fast',0, function(){
$(this).hide()
$(that).trigger({type:'mode', mode:'visible', dt:dt})
})
document.title = "Marten Lohstroh"
break
case 'introduction':
case 'reference':
$(that).trigger({type:'mode', mode:'hidden', dt:dt})
dom.find('> p').text(_path)
dom.find('> a').addClass('active').attr('href','#')
$('#docs').stop(true).css({opacity:0}).show().delay(333).fadeTo('fast',1)
$('#docs').find(">div").hide()
$('#docs').find('#'+_path).show()
document.title = "arbor.js » " + _path
break
}
}
}
return that
}
$(document).ready(function(){
var CLR = {
branch:"#b2b19d",
academic:"#ff7e00",
about:"#871f74",
links:"#108800"
}
if(supported===false || plain===true) {
$("#viewport").css("visibility","hidden");
//document.getElementById("viewport").style.visibility="hidden"; //
$("#altview").css("visibility","visible");
// document.getElementById("altview").style.visibility="visible";
$("#plain").css("font-weight","bold");
$("#graphical").css("font-weight","normal");
if (supported===false) {
$("#graphical").css("color","#f3f3f3");
$("#graphical").css("cursor","default");
$("#graphical").click(function() { return false; });
$("#plain").css("cursor","default");
$("#plain").click(function() { return false; }); // add hover
}
return;
} else {
$("#plain").css("font-weight","normal");
$("#graphical").css("font-weight","bold");
$("#graphical").css("cursor","default");
$("#graphical").click(function() { return false; });
}
var theUI = {
nodes:{
'marten@stdio.nl':{color:'#dc0a00', shape:'dot', alpha:1},
'academic':{color:CLR.branch, shape:'dot', alpha:1},
'The Actor Model':{color:CLR.academic, alpha:0, link:'pdf/tamt.pdf'},
'BSc Thesis':{color:CLR.academic, alpha:0, link:'http://www.jbisa.nl/download/?id=8761831'},
'SystemC Cache Coherency Simulations':{color:CLR.academic, alpha:0, link:'pdf/aca_report.pdf'},
'Civilized C Compiler':{color:CLR.academic, alpha:0, link:'pdf/compos_report.pdf'},
'SVP Game of Life':{color:CLR.academic, alpha:0, link:'pdf/svp_gol.pdf'},
'Transactional Memory and Dataflow':{color:CLR.academic, alpha:0, link:'pdf/tm_vs_df.pdf'},
'Reo Coordination Language':{color:CLR.academic, alpha:0, link:'pdf/reo.pdf'},
'about':{color:CLR.branch, shape:'dot', alpha:1},
'Concise CV':{color:CLR.about, alpha:0, link:'pdf/cv_concise.pdf'},
'Detailed CV':{color:CLR.about, alpha:0, link:'pdf/cv_detailed.pdf'},
'E-mail':{color:CLR.about, alpha:0, link:'mailto:marten@stdio.nl'},
'links':{color:CLR.branch, shape:'dot',alpha:1},
'LinkedIn':{color:CLR.links, alpha:0, link:'http://nl.linkedin.com/pub/marten-lohstroh/13/b51/5a3'},
'Toolsfordata':{color:CLR.links, alpha:0, link:'http://www.toolsfordata.com'}
},
edges:{
'marten@stdio.nl':{
'academic':{},
'about':{},
'links':{}
},
'academic':{
'The Actor Model':{},
'BSc Thesis':{},
'SystemC Cache Coherency Simulations':{},
'Civilized C Compiler':{},
'SVP Game of Life':{},
'Transactional Memory and Dataflow':{},
'Reo Coordination Language':{}
},
'links':{
'LinkedIn':{},
'Toolsfordata':{}
},
'about':{
'Concise CV':{},
'Detailed CV':{},
'E-mail':{}
}
}
}
var sys = arbor.ParticleSystem()
sys.parameters({stiffness:900, repulsion:2000, gravity:true, dt:0.015})
sys.renderer = Renderer("#viewport")
sys.graft(theUI)
var nav = Nav("#nav")
$(sys.renderer).bind('navigate', nav.navigate)
$(nav).bind('mode', sys.renderer.switchMode)
nav.init()
})
})(this.jQuery)
