D3 Examples - Project Prototype round 3 v2

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<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
        body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    .xAxisText, .yAxisText{font-size: 30}
    .popObj {}
    .outerGroup {}
    .popObj1990 {}
    .popObj1991 {}
    .popObj1992 {}
    .popObj1993 {}
    .popObj1994 {}
    .popObj1995 {}
    .popObj1996 {}
    .popObj1997 {}
    .popObj1998 {}
    .popObj1999 {}
    .popObj2000 {}
    .popObj2001 {}
    .popObj2002 {}
    .popObj2003 {}
    .popObj2004 {}
    .popObj2005 {}
    .popObj2006 {}
    .popObj2007 {}
    .popObj2008 {}
    .popObj2009 {}
    .popObj2010 {}
    .popObj2011 {}
    .popObj2012 {}
    .popObj2013 {}
    .popGroup {}
    .stem1990 {}
    .stem1991 {}
    .stem1992 {}
    .stem1993 {}
    .stem1994 {}
    .stem1995 {}
    .stem1996 {}
    .stem1997 {}
    .stem1998 {}
    .stem1999 {}
    .stem2001 {}
    .stem2002 {}
    .stem2003 {}
    .stem2004 {}
    .stem2005 {}
    .stem2006 {}
    .stem2007 {}
    .stem2008 {}
    .stem2009 {}
    .stem2010 {}
    .stem2011 {}
    .stem2012 {}
    .stem2013 {}
​
    
    .Year {}
    
 
​
    .textMarker{}
   .tooltip{
  position: absolute;           
  text-align: center;           
  width: 60px;                  
  height: 28px;                 
  padding: 2px;             
  font: 12px sans-serif;        
  background: lightsteelblue;   
  border: 0px;      
  border-radius: 8px;           
  pointer-events: none; 
    }
  </style>
</head>
​
<body>
      <p>
      <label for="Year" style="display: inline-block; width: 160px; text-align: right">
             Year = <span id="Year-value" style="width:400px">…</span>
      </label>
      <input type="range" min="1990" max="2013" id="Year">
   </p>
  <script>
​
​
    
    
   var height = 500;
   var width = 960;
   var margin = {top: 50, bottom: 40, left:20, right:20};
   var innerHeight = height - margin['top'] - margin['bottom'];
   var innerWidth = height - margin['left'] - margin['right'];
​
    
    
    
  function generalUpdate(obj, elt, data)
    {
            var className  = ((elt.hasOwnProperty('cl'))? elt.class: elt.obj);
            var output = obj.selectAll(className)
                            .data(data);
​
    return(output)
    
    };
    
  function generalEnter(obj, elt)
  {
    var output = obj.enter().append(elt.obj);
    if(elt.hasOwnProperty('cl'))
        output = output.attr('class', elt.cl);
  return(output)
  };  
    
    
function attributes(obj, attributes)
{
var output = obj;
    for(var name in attributes)
    {
        if( attributes.hasOwnProperty(name))
        {
            output = output.attr(name, attributes[name]);
        };
    };
    return(output);
}
    
    
/*function exitObjects(arr)
{
  for(name in arr)
    {
      if(arr.hasOwnProperty(name))
      {
            arr[name].exit().remove();    
      }
    }
  
}*/
    function render(data, year, countryNum)
    {
            
            data = data.filter(function(d){return(d.Year <= Math.ceil(year));});
      data = data.filter(function(d){return(d.Final_Rank <= countryNum)});
      data = data.sort(function(a,b){return(a.Final_Rank - b.Final_Rank);})
      
      
      
      
      
      var xValue = d => d.Country;//function(d){return d.Country;}
        var xScale = d3.scaleBand().padding(.80);
            xScale.domain(data.map(xValue))
          .range([0,innerWidth]);
  
​
​
            //var yScale = d3.scaleLinear().domain([0,d3.max(data, d => d.GHG_Cum) + 1000])
      //                            .range([innerHeight,0]);
      
      var yScale = d3.scaleLinear().domain([0,200000])
                                .range([innerHeight,0]);
      
     var yValueBottom = d => d.GHG_Cum - d.GHG;
     var yValueTop = d  => d.GHG_Cum
      
      
     var body = d3.select('body');
     var svg = generalUpdate(body, {obj:'svg'}, [null]);
         svg = attributes(svg,{height:height,width:width} );
​
      
​
​
      svg = generalEnter(svg, {obj: 'svg'} ); //Why do I need this here and not after svg declaration?
      svg = attributes(svg,{height:innerHeight,width:innerWidth} );
      
      
      var outerGroup = generalUpdate(svg, {obj: 'g'}, [null]);
      outerGroup = generalEnter(outerGroup, {obj: 'g', cl:'.outerGroup'});
      outerGroup = attributes(outerGroup, {height: innerHeight
                                           , width: innerWidth
                                           , transform: `translate(${margin['left']}, ${margin['top']})`});
      outerGroup = outerGroup.merge(outerGroup);
​
      var floatingLabel = generalUpdate(outerGroup, {obj:'g', cl:'.floatingLabel'}, [null]);
      
      
     var fYearData = data.filter(function(d){return(d.Year == Math.ceil(year));})
     //console.log(fYearData)
     var factor = 1 - (Math.ceil(year) - year);
     //console.log(factor)      
      
      var popObj = generalUpdate(outerGroup, {obj:"g", cl:".popObj"}, fYearData);
     popObj = generalEnter(popObj, {obj:"g", cl:".popObj"})
     popObj = popObj.merge(popObj);
     popObj = attributes(popObj,{transform: function(d){return( 
                                        'translate('+ (xScale(d.Country)+ xScale.bandwidth()/2) + ','  + yScale(d.GHG_Cum - d.GHG + factor * d.GHG)  + ')');}
                                , stroke: "black"
                                , 'stroke-dasharray': '5,5'}
                                );
      
      
      
        popCircle = popObj.append('circle')
                                    .attr("r",d => Math.sqrt(3*d.Population/(1000000)))
                       .attr("fill", "rgba(10,10,10,.1)")
​
     
        popObj.on('mouseover', function(d){
        d3.select(this).select('circle').attr('fill', 'rgba(0,0,255,.2)');
        d3.select(this).select('text')
          .text(d => "Pop: " + Math.round(d.Population/1000000) + "M , Cum GHG: " + Math.round(d.GHG_Cum/1000) + 'K tonnes')
            .attr('y',-40)
            .attr('x', 50)
          .style('display',null);
        
        
      })
        .on('mouseout', function(d){
          d3.select(this).select('circle').attr('fill', 'rgba(10, 10, 10, .1)');
          d3.select(this).select('text').style('display','none');
        })
     ;
      
      
      popObj = popObj.append('text')
                                    .text('Hello')
                                    .style('display','none');
      
      popObj.exit().remove();      
      
      
      
      floatingLabel = generalEnter(floatingLabel, {obj:'g', cl:'.floatingLabel'});
      floatingLabel = floatingLabel.style("display", "none");
      floatingLabel.append('rect')
                                .attr("width",60)
                                .attr("height", 20)
                                .attr("fill", "white")
                                .attr("opacity", .5);
      
      floatingLabel.exit().remove();
      
        var floatingText = floatingLabel.append("text")
            .attr("x", 30)
            .attr("dy", "1.2em")
            .style("text-anchor", "middle")
            .attr("font-size", "12px")
            .attr("font-weight", "bold");
      
      
            
        var popMarker = floatingText.append('tspan');
        var cumGHGMarker = floatingText.append('tspan');
     var bandwidthFactor = 1.08
     var stemObjBottom = {}
    for(var yr = 1990; yr < year; yr++)
     {
       yearData = data.filter(function(d){return(d.Year == yr);})
       
       stemObjBottom[yr] = generalUpdate(outerGroup,{obj:"rect", cl:".stem" + yr}, yearData);
       stemObjBottom[yr] = generalEnter(stemObjBottom[yr],{obj:"rect", cl:".stem" + yr});
       stemObjBottom[yr] = stemObjBottom[yr].merge(stemObjBottom[yr]);
       stemObjBottom[yr] = attributes(stemObjBottom[yr], {height:function(d){return( innerHeight - yScale(d.GHG));}
                                                          
                                             , width: xScale.bandwidth() * bandwidthFactor
                                             , stroke:"black"
                                             , x: d => xScale(xValue(d))
                                             , y: function(d){return yScale(d.GHG_Cum - d.GHG);}
                                             , fill:"none"});
       
​
      stemObjBottom[yr] = stemObjBottom[yr].on('mouseover',function(d){
        //d3.select(this).attr("fill","blue");
        var className = "stem" + yr
        
        var currentClass = d3.select(this).attr('class');
        console.log(currentClass);
        outerGroup.selectAll(currentClass).attr("fill", "blue");
        
        
        
      
      }) 
      stemObjBottom[yr].exit().remove(); 
     };
      
​
     
    
     var stemObjTop = generalUpdate(outerGroup,{obj:"rect", cl:".stem" + Math.ceil(year)}, fYearData);
     stemObjTop = generalEnter(stemObjTop, {obj:"rect", cl:".stem" + Math.ceil(year)});
     stemObjTop = stemObjTop.merge(stemObjTop);
     stemObjTop = attributes(stemObjTop, {width: xScale.bandwidth() * bandwidthFactor
                                         , height:function(d){return(yScale( (1-factor) * d.GHG));}
                                         , x: d=>xScale(xValue(d))
                                         , y: function(d){return(yScale((d.GHG_Cum - d.GHG) + factor * d.GHG ));}
                                         , stroke: "black"
                                         , fill: "none"});
      
      
      stemObjTop.exit().remove();
      
 
​
​
    
     
     /*var popObj = generalUpdate(outerGroup, {obj:"g", cl:".popObj"}, fYearData);
     popObj = generalEnter(popObj, {obj:"g", cl:".popObj"})
     popObj = popObj.merge(popObj);
     popObj = attributes(popObj,{transform: function(d){return( 
                                        'translate('+ (xScale(d.Country)+ xScale.bandwidth()/2) + ','  + yScale(d.GHG_Cum - d.GHG + factor * d.GHG)  + ')');}
                                , stroke: "black"
                                , 'stroke-dasharray': '5,5'}
                                );*/
                                        
​
      
    }
    
    
    
​
     var rows = function(d){
     d.Country = d.Country;
     d.Year = +d.Year;
     d.GHG = +d.GHG;
     d.GHG_Cum = +d.GHG_Cum;
     d.Population = +d.Population;
     d.Final_Rank = +d.Final_Rank;
     return(d);};
    
  d3.csv("Data3.csv", rows , function(data){return(render(data, 2013, 2))})  
    
    
    /*var update = function(Year){
      console.log(Year);
      d3.csv("Data3.csv", rows , function(data){return(render(data, Year, 5))});
    };
    //d3.csv("Data3.csv", rows , function(data){return(render(data, 2013, 2))})
    update(1990)
    
    d3.select("#Year").on("input", function() 
    {
            update(+this.value);
        });*/
  </script>
</body>
​
    