block by michalskop 5850382

Colombia 2011

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a-colombia

Colombian Camara 2011: Analysis of voting records
Data from the official website.

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co_camara_1y.json

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"Romero Piñeros, Rafael","id": 118,"d1": [[2011,0.2747]],"d2": [[2011,0.8399]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Rozo Rodriguez, Jorge Enrique","id": 119,"d1": [[2011,-0.3104]],"d2": [[2011,-1.1811]],"color": [[2011,"CR","#00529e"]]},{"name": "Salamanca Corte, Pablo Enrique","id": 120,"d1": [[2011,-0.6112]],"d2": [[2011,0.8947]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Salas Moises, Luis Enrique","id": 121,"d1": [[2011,0.7921]],"d2": [[2011,0.6031]],"color": [[2011,"PU","#fFA500"]]},{"name": "Salazar Uribe, Juan Carlos","id": 122,"d1": [[2011,0.3536]],"d2": [[2011,0.1275]],"color": [[2011,"PIN","#fef153"]]},{"name": "Sanabria Astudi, Heriberto","id": 123,"d1": [[2011,-0.3202]],"d2": [[2011,0.6716]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Sanchez Franco, Juan Carlos","id": 124,"d1": [[2011,0.4427]],"d2": [[2011,0.6012]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Sandoval Perill, Ivan Dario","id": 125,"d1": [[2011,0.3088]],"d2": [[2011,0.7343]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Sarria Villa, Esmeralda","id": 126,"d1": [[2011,0.4554]],"d2": [[2011,0.2104]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Serrano Morales, Luis Antonio","id": 127,"d1": [[2011,-0.364]],"d2": [[2011,-0.6702]],"color": [[2011,"PU","#fFA500"]]},{"name": "Sierra Leon, Pablo A","id": 128,"d1": [[2011,0.3469]],"d2": [[2011,-0.6938]],"color": [[2011,"PU","#fFA500"]]},{"name": "Sierra Palacio, Jimmy Javier","id": 129,"d1": [[2011,0.6128]],"d2": [[2011,0.8908]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Suarez Florez, Mario","id": 130,"d1": [[2011,0.1872]],"d2": [[2011,0.7684]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Taborda Castro, Libardo Antoni","id": 131,"d1": [[2011,-0.1111]],"d2": [[2011,-0.6882]],"color": [[2011,"PU","#fFA500"]]},{"name": "Tamayo Tamayo, Gerardo","id": 132,"d1": [[2011,0.087]],"d2": [[2011,-1.0935]],"color": [[2011,"PU","#fFA500"]]},{"name": "Tavera Amado, Didier Alberto","id": 133,"d1": [[2011,0.5111]],"d2": [[2011,-0.1227]],"color": [[2011,"PIN","#fef153"]]},{"name": "Torres Monsalvo, Efrain Antonio","id": 134,"d1": [[2011,-0.1527]],"d2": [[2011,0.3952]],"color": [[2011,"PU","#fFA500"]]},{"name": "Valdes Barcha, Juan Manuel","id": 135,"d1": [[2011,-0.5751]],"d2": [[2011,-0.8079]],"color": [[2011,"ASI","#ed3237"]]},{"name": "Valencia Girald, Noel Ricardo","id": 136,"d1": [[2011,0.7457]],"d2": [[2011,-0.4884]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Vanegas Osorio, Albeiro","id": 137,"d1": [[2011,0.519]],"d2": [[2011,0.7744]],"color": [[2011,"PU","#fFA500"]]},{"name": "Vargas Vives, Victoria","id": 138,"d1": [[2011,-0.8167]],"d2": [[2011,0.5413]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Vasquez Bustama, Jaime Alonso","id": 139,"d1": [[2011,0.4807]],"d2": [[2011,-0.3668]],"color": [[2011,"PU","#fFA500"]]},{"name": "Vasquez Villanu, Silvio","id": 140,"d1": [[2011,-0.5184]],"d2": [[2011,-0.7071]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Velandia Sepulv, Orlando","id": 141,"d1": [[2011,-0.2269]],"d2": [[2011,0.4595]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Velasquez Jaram, Hugo Orlando","id": 142,"d1": [[2011,-1.106]],"d2": [[2011,0.4772]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Villadiego Vill, Sandra Elena","id": 143,"d1": [[2011,-0.3161]],"d2": [[2011,-1.0282]],"color": [[2011,"PU","#fFA500"]]},{"name": "Yepes Florez, Victor Raul","id": 144,"d1": [[2011,-0.2236]],"d2": [[2011,0.2071]],"color": [[2011,"PLC","#fe0000"]]},{"name": "Yepes Martinez, Jaime Armando","id": 145,"d1": [[2011,0.44]],"d2": [[2011,-0.2671]],"color": [[2011,"PU","#fFA500"]]},{"name": "Zabarain D Arce, Armando Antoni","id": 146,"d1": [[2011,-0.188]],"d2": [[2011,-0.4845]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Zambrano Erazo, Berner Leon","id": 147,"d1": [[2011,0.3551]],"d2": [[2011,-0.6458]],"color": [[2011,"PU","#fFA500"]]},{"name": "Zuluaga Diaz, Carlos Alberto","id": 148,"d1": [[2011,0.7115]],"d2": [[2011,0.114]],"color": [[2011,"PCC","#d2001d"]]},{"name": "Zuluaga Henao, Obed De Jesus","id": 149,"d1": [[2011,0.2266]],"d2": [[2011,0.4868]],"color": [[2011,"PCC","#d2001d"]]}]

motion.js

// Various accessors that specify the four dimensions of data to visualize.
function x(d) { return d.d1; }
function y(d) { return d.d2; }
function z(d) { return d.d3; }
function radius(d) { 
  /*if (("#"+d.id).length > 0) {
  	return 2;
  } else */
    return 1; 
}
function color(d) { return d.color; }
function mid(d) { return d.id; }
function key(d) { return d.id; }
function display(d) { return d.display;}
function mname(d) {return d.name;}


// Chart dimensions.
var margin = {top: 19.5, right: 19.5, bottom: 19.5, left: 39.5},
    width = parameters.width - margin.right,
    height = parameters.height - margin.top - margin.bottom;

// Various scales. These domains make assumptions of data, naturally.
var xScale = d3.scale.linear().domain([parameters.xscale[0], parameters.xscale[1]]).range([0, width]),
    yScale = d3.scale.linear().domain([parameters.yscale[0], parameters.yscale[1]]).range([height, 0]),
    radiusScale = d3.scale.sqrt().domain([0, 1]).range([0, 10]);
    //colorScale = d3.scale.category10();
    var colorScale = d3.scale.category20c();

// The x & y axes.
var xAxis = d3.svg.axis().orient("bottom").scale(xScale).ticks(12, d3.format(",d")),
    yAxis = d3.svg.axis().scale(yScale).orient("left");

// Create the SVG container and set the origin.
var svg = d3.select("#chart svg") //d3.select("#chart").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

// Add the x-axis.
svg.append("g")
    .attr("class", "x axis")
    .attr("transform", "translate(0," + height + ")")
    .call(xAxis);

// Add the y-axis.
svg.append("g")
    .attr("class", "y axis")
    .call(yAxis);

// Add an x-axis label.
svg.append("text")
    .attr("class", "x label")
    .attr("text-anchor", "end")
    .attr("x", width)
    .attr("y", height - 6)
    .text("Dimension 1");

// Add a y-axis label.
svg.append("text")
    .attr("class", "y label")
    .attr("text-anchor", "end")
    .attr("y", 6)
    .attr("dy", ".75em")
    .attr("transform", "rotate(-90)")
    .text("Dimension 2");

// Add the year label; the value is set on transition.
tmp_month = Math.ceil((parameters.start - Math.floor(parameters.start))*12);
tmp_year = Math.floor(parameters.start) + '/' + tmp_month;
var label = svg.append("text")
    .attr("class", "year label")
    .attr("text-anchor", "end")
    .attr("y", height - 24)
    .attr("x", width)
    .text(tmp_year);
    
var formatTime = d3.time.format("%e %B");

var div = d3.select("body").append("div")   
    .attr("class", "tooltip")               
    .style("opacity", 0);
    


// Load the data.
d3.json(parameters.data, function(nations) {

  // A bisector since many nation's data is sparsely-defined.
  var bisect = d3.bisector(function(d) { return d[0]; });

  // Add a dot per nation. Initialize the data at 1800, and set the colors.
  var dot = svg.append("g")
      .attr("class", "dots")
    .selectAll(".dot")
      .data(interpolateData(parameters.start))	//here we set up the dots at the beggining
    .enter().append("circle")
      .attr("class", "dot")
      //.attr("id",function(d) {return "dot-"+key(d)})	//wrong!, shall be in position() and interpolateData
      .call(position)
      .call(checkCheckboxes)
      .sort(order)
      .on("mouseover", showTooltip)                
      .on("mouseout", hideTooltip)
      .on("mousedown", switchHighlight);

  /*FF keeps the checkboxes on reload, so we need to check them at the beginning*/
  function checkCheckboxes() {
	  $(".checkbox-mp").each(function(i) {
		a = $(this).attr('id').split('-');
		id = a[a.length-1];
		if ($('#checkbox-h-'+id).prop('checked'))
		   highlight($('#dot-'+id));
	  });
  }    
  
  //switch highligth
  function switchHighlight(d) {
    a = d.id.split('-');
	id = a[a.length-1];
    if ($('#'+d.id).attr("class") == 'dot') {
       highlight($('#'+d.id));
       $("input#checkbox-h-"+id).attr("checked",true).checkboxradio("refresh");
    } else {
      dehighlight($('#'+d.id));
      $("input#checkbox-h-"+id).attr("checked",false).checkboxradio("refresh");
    } 
  }
    
  // show/hide tooltip      
  function showTooltip(d) {      
            div.transition()        
                .duration(200)      
                .style("opacity", .9);      
            div .html(d.name + "<br/>" + d.group)  
                .style("left", (d3.event.pageX) + "px")     
                .style("top", (d3.event.pageY - 28) + "px");
  }

  function hideTooltip(d) {      
            div.transition()        
                .duration(500)      
                .style("opacity", 0)
  }



  var i=0;
  var playing = false;
  $("#play").click(function() {
	  if(playing === false) {
		    startPlaying();
		} else {
			stopPlaying();
		}

  });
  
  function startPlaying() {
  	playing = true;
    $("#playText").html("Stop ||");
    $('#slider').slider('disable');
    // Start a transition that interpolates the data based on year.
    svg.transition()
	  .duration(30000*(parameters.untilchart-parseFloat($('#slider').val()))/(parameters.untilchart-parameters.sincechart+0.0001))
	  .ease("linear")
	  .tween("year", function() {return tweenYear($('#slider').val()) })
	  .each("end", stopPlaying);
  }
  
  function stopPlaying() {
	playing = false;
    $("#playText").html("Play >");
    svg.transition().duration(0);
    $('#slider').slider('enable');
  }


  // Positions the dots based on data.
  function position(dot) {
    dot .attr("cx", function(d) { return xScale(x(d)); })
        .attr("cy", function(d) { return yScale(y(d)); })
        .attr("r", function(d) { return radiusScale(radius(d)) })
        .attr("id", function(d) {return mid(d);})
        .style("fill", function (d) { return gradient(color(d)) })
		.attr("display", function (d) { return display(d);})
		.attr("title", function (d) {return mname(d);});
  }

  // Defines a sort order so that the smallest dots are drawn on top.
  function order(a, b) {
    return radius(b) - radius(a);
  }

  // Tweens the entire chart by first tweening the year, and then the data.
  // For the interpolated data, the dots and label are redrawn.
  function tweenYear(start) {
    //if ((parseFloat(start)+0.01) >= parameters.untilchart) start=parameters.sincechart;
    var year = d3.interpolateNumber(parseFloat(start),parameters.untilchart);
    return function(t) { displayYear(year(t)); };
  }
  
  // Updates the display to show the specified year.
  function displayYear(year) {
    dot.data(interpolateData(year), key).call(position).sort(order);
    month = Math.ceil((year - Math.floor(year))*12);
    label.text(Math.floor(year) + '/' + month);
    i++;
    if ((i%25) == 0) {	//to prevent jumping and for speed of animation -> "25"
      $("#slider").val(year);
      $('#slider').slider('refresh');
    }
  }

  // Interpolates the dataset for the given (fractional) year.
  function interpolateData(year) {
    return nations.map(function(d) {
      return {
        name: d.name,
        id: "dot-"+d.id,
        d1: interpolateValues(d.d1, year),
        d2: interpolateValues(d.d2, year),
        color: findColor(d.color, year, true),
        display: isDisplayed(d.d1, year),
        title: d.name,
        group: findColor(d.color, year, false)
      };
    });
  }

  // Finds (and possibly interpolates) the value for the specified year.
  function interpolateValues(values, year) {
    var i = bisect.left(values, year, 0, values.length - 1),
        a = values[i];
    if (i > 0) {
      var b = values[i - 1],
          t = (year - a[0]) / (b[0] - a[0]);
      return a[1] * (1 - t) + b[1] * t;
    }
    return a[1];
  }
  
  function findColor(values, year, color) {
     var i = bisect.left(values, year, 0, values.length - 1);
     if (color)
       return values[i][2];
     else
       return values[i][1];
  }
  
  function isDisplayed(values, year) {
     if ( (year < values[0][0]) || (year > values[values.length - 1][0]))
       return 'none';
     else 
       return 'inherit';
  }
	
	function highlight(d) {
	  d.attr("class","dot highlighted");
	  //d.addClass("highlight"); we cannot use this, because http://bugs.jquery.com/ticket/10329
	}
	
	function dehighlight(d) {
	  d.attr('class','dot');
	  //d.removeClass("highlight"); we cannot use this, because http://bugs.jquery.com/ticket/10329
	}


	//checkboxes
	$('.checkbox-mp').click (function () {
	  var thisCheck = $(this);
	  a = $(this).attr('id').split('-');
	  id = a[a.length-1];
	  if (thisCheck.is (':checked')) {
		highlight($("#dot-"+id));
	  } else {
	    dehighlight($("#dot-"+id));
	  }
	});

	
	//slider
	//see http://michalskop.tumblr.com/post/37352195911/strange-behaviour-of-jquery-change
	$('#slider').ready(function() {
	  $('#slider').change(function(){
		displayYear($(this).val());
	  });
	});
	


	
	//color gradients
	//http://dexvis.wordpress.com/2012/12/25/motion-charts-revisited/
	function shadeColor(color, percent) {

		var R = parseInt(color.substring(1,3),16)
		var G = parseInt(color.substring(3,5),16)
		var B = parseInt(color.substring(5,7),16);

		R = parseInt(R * (100 + percent) / 100);
		G = parseInt(G * (100 + percent) / 100);
		B = parseInt(B * (100 + percent) / 100);

		R = (R<255)?R:255;  
		G = (G<255)?G:255;  
		B = (B<255)?B:255;  

		var RR = ((R.toString(16).length==1)?"0"+R.toString(16):R.toString(16));
		var GG = ((G.toString(16).length==1)?"0"+G.toString(16):G.toString(16));
		var BB = ((B.toString(16).length==1)?"0"+B.toString(16):B.toString(16));

		return "#"+RR+GG+BB;
	}

	function gradient(baseColor)
	{
	  var gradientId = "gradient" + baseColor.substring(1)
	  console.log("COLOR: " + gradientId);

	  //var lightColor = shadeColor(baseColor, -10)
	  var darkColor = shadeColor(baseColor, -20) 
	  
	  var grad = d3.select("#gradients").selectAll("#" + gradientId)
		.data([ gradientId ])
		.enter()
		.append("radialGradient")
		.attr("id", gradientId)
		.attr("gradientUnits", "objectBoundingBox")
		.attr("fx", "30%")
		.attr("fy", "30%")

	  grad.append("stop")
		.attr("offset", "0%")
		.attr("style", "stop-color:#FFFFFF")
	  
	  // Middle
	  grad.append("stop")
		.attr("offset", "40%")
		.attr("style", "stop-color:" + baseColor)

	  // Outer Edges
	  grad.append("stop")
		.attr("offset", "100%")
		.attr("style", "stop-color:" + darkColor)
	  
	  console.log("url(#" + gradientId + ")")
	  return "url(#" + gradientId + ")";
	}
	
});

parameters.json

{"width":600,
"height":400,
"xscale":[-2,2],
"yscale":[-2,2],
"data":"co_camara_1y.json",
"start":2011,
"sincechart":2011,
"untilchart":2011
}