Lecture 3 HW - version 0.3

forked from riff4's block: Lecture 3 HW - version 0.1

forked from riff4's block: Lecture 3 HW - version 0.2

<!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; }
  </style>
</head>

svg.selectAll("rect")
    	.attr("class", "bar")
	    .attr("width", function(d, i) {return 0.9*x0.bandwidth(); })
      .attr("height", function(d, i) { return y0(sommeAnneeSymbol(d.year,d.symbol)); })
      .attr("x", function(d, i) {return x0(d.year); })
      .attr("y",  function(d) { return 400 - y0(sommeStacked(d.year,d.symbol)); })
    	.style("fill", function(d){return color(d.symbol)})
    	.style('opacity',100)
		
    var etat = "stacked"
    
    function stacked(){
      svg.selectAll("rect.bar").transition()
      .duration(1000)
      .attr("y",  function(d) { return 400 - y0(sommeStacked(d.year,d.symbol)); })
			.transition()
      .attr("width", function(d, i) {return 0.9*x0.bandwidth(); })
      .attr("x", function(d, i) {return x0(d.year); })
      .attr("height", function(d, i) { return y0(sommeAnneeSymbol(d.year,d.symbol)); })
    }
    
    function grouped(){
      svg.selectAll("rect.bar").transition()
      .duration(1000)
	    .attr("width", function(d, i) {return 0.9*x0.bandwidth()/d3.map(data,function(d){ return d.symbol;}).keys().length; })
      .attr("x", function(d, i) {return x0(d.year)+z0(d.symbol); })
			.transition()
      .attr("y",  function(d) { return 400 - y0(sommeAnneeSymbol(d.year,d.symbol)); })
      .attr("height", function(d, i) { return y0(sommeAnneeSymbol(d.year,d.symbol)); })
    }
      
   	function separated(){
      svg.selectAll("rect.bar").transition()
      .duration(1000)
	    .attr("width", function(d) {return x1.bandwidth()})
      .attr("x", function(d, i) {return x1(d.date); })
      .attr("height",function(d) { return y1(d.price); })
      .attr("y",  function(d) { return 400-y0(sommeStacked(d.year,d.symbol))-y1(d.price); })
      .transition()
      .attr("y",  function(d) { return 400-z1(d.symbol)-y1(d.price); })
    }
    
    d3.selectAll("svg")
    	 .on('click',function(){console.log(etat);
       		if (etat=="stacked"){separated(); etat ="separated"}
          else if(etat=="separated"){grouped(); etat ="grouped"}
      		else {stacked(); etat = "stacked"}
    })
    
    var years = d3.map(data,function(d){ return d.year;}).keys();
    for (var i=0; i<years.length; i++) {console.log(years[i]);
      svg.append("text")
      	.attr("x",x0(years[i])+(0.9*x0.bandwidth()/2))
      	.attr("y",425)
      	.text(years[i])
      	.attr("text-anchor","middle")
    }
    
    var legend = svg.selectAll(".legend")
      .data(color.domain())
      .enter().append("g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(" + i * 100 + ",0)"; });

legend.append("rect")
        .attr("x", 18)
        .attr("width", 18)
        .attr("height", 18)
        .style("fill", color);

legend.append("text")
        .attr("x", 40)
        .attr("y", 9)
        .attr("dy", ".35em")
        .style("text-anchor", "start")
        .text(function(d) {console.log(d); return d });
      
    
    
    })
  </script>
</body>

https://d3js.org/d3.v4.min.js