Team:Evry/main-img.js

From 2012.igem.org

Revision as of 13:09, 26 September 2012

(function($){

var Renderer = function(elt){
  var dom = $(elt)
  var canvas = dom.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:[36,60,36,60]})
      $(window).resize(that.resize)
      that.resize()
      that._initMouseHandling()
      if (document.referrer.match(/Goldenbricks|Plasmids|AIDSystem/)){
        // if we got here by hitting the back button in one of the Benchwork, 
        // start with the Benchwork section pre-selected
        that.switchSection('Benchwork')
      }
    },
    resize:function(){
      //canvas.width = $(window).width()
      //canvas.height = .75* $(window).height()
      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:3, 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})
        }

/* Begin */

        else if (node.data.shape=='img'){

var img_elem = new Image(); img_elem.src = node.data.url; ctx.drawImage(img_elem, pt.x-w/2, pt.y-w/2, w, w); // Redimensionnement de l'image prévue comme tu le souhaitais !

              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})
        }

/*Thibault END*/

        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 = {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
        if (node.data.shape=='img') 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){
          node.p.x = parent.p.x + .05*Math.random() - .025
          node.p.y = parent.p.y + .05*Math.random() - .025
          node.tempMass = .001
        }
      })
    },
    
    
    _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);
          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, ['French Froggies','Human Practice','Modeling','Benchwork']) >=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)
      
      $('#Model 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 = 'slow'
      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','#')
        $('#Model').fadeTo('fast',0, function(){
          $(this).hide()
          $(that).trigger({type:'mode', mode:'visible', dt:dt})
        })
        document.title = "FRENCH FROGGIES"
        break
        
      }
      
    }
  }
  return that
}

$(document).ready(function(){
  var CLR = {
    branch:"#b2b19d",
    level3benchwork:"#FFBF3E",
    level3model:"#4B86C7"
  }

/*Thibault BEGIN*/

  var theUI = {
    
    nodes:{"FRENCH FROGGIES":{color:"#51C215", shape:"img", alpha:1, link:'Project', url:'https://static.igem.org/mediawiki/2012/a/a1/ResultsbuttonLowRes.png'}, //Attribut url pour l'image ajouté /*Thibault*/
           "Benchwork":{color:"#FF963E", shape:"img", alpha:1, url:'https://static.igem.org/mediawiki/2012/a/a1/ResultsbuttonLowRes.png'},  //Attribut url pour l'image ajouté /*Thibault*/
           "Synthetic hormone":{color:CLR.level3benchwork, alpha:0, link:'AIDSystem'},
           "Goldenbrick":{color:CLR.level3benchwork, alpha:0, link:'GB'},
           "Xenopus : A multicellular chassis":{color:CLR.level3benchwork, alpha:0, link:'FrenchFrog'},
           "Modeling":{color:"#1A5291", shape:"img", alpha:1, link:'Modeling', url:'https://static.igem.org/mediawiki/2012/a/a1/ResultsbuttonLowRes.png'},  //Attribut url pour l'image ajouté /*Thibault*/
           "Auxin transport and diffusion":{color:CLR.level3model, alpha:0, link:'auxin_pde'},
           "Experimental protocol":{color:CLR.level3model, alpha:0, link:'plasmid_splitting'},
           "Cellular model : auxin production":{color:CLR.level3model, alpha:0, link:'Auxin_production'},
           "Cellular model : auxin detection":{color:CLR.level3model, alpha:0, link:'Auxin_detection'},
           "Human Pratice":{color:"#A94AC7", shape:"dot", alpha:1, link:'HumanPractice'}
          },
    edges:{

      "FRENCH FROGGIES":{
          Benchwork:{"length":0.5,"weight":1},
          Modeling:{"length":0.5,"weight":2},
          "Human Pratice":{"length":0.5,"weight":3}
      },
      Benchwork:{
          "Synthetic hormone":{"length":0.5,"weight":1},
          "Goldenbrick":{"length":0.5,"weight":2},
          "Xenopus : A multicellular chassis":{"length":0.5,"weight":3}
      },
      Modeling:{
          "Auxin transport and diffusion":{"length":0.5,"weight":2},
          "Experimental protocol":{"length":0.5,"weight":2},
          "Cellular model : auxin production":{"length":0.5,"weight":2},
          "Cellular model : auxin detection":{"length":0.5,"weight":2}
      },
      "Human Pratice":{}
    }
  }

/*Thibault END*/

  var sys = arbor.ParticleSystem()
  sys.parameters({stiffness:900, repulsion:50, gravity:true, dt:0.015})
  sys.renderer = Renderer("#sitemap")
  sys.graft(theUI)
  
  var nav = Nav("#nav")
  $(sys.renderer).bind('navigate', nav.navigate)
  $(nav).bind('mode', sys.renderer.switchMode)
  nav.init()
})

})(this.jQuery)