sankey

_.md

[ Launch: sankey ] 5565088 by enjalot

config.json

{"description":"sankey","endpoint":"","display":"svg","public":true,"require":[],"fileconfigs":{"inlet.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"sankey.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"_.md":{"default":true,"vim":false,"emacs":false,"fontSize":12},"config.json":{"default":true,"vim":false,"emacs":false,"fontSize":12},"data.json":{"default":true,"vim":false,"emacs":false,"fontSize":12},"style.css":{"default":true,"vim":false,"emacs":false,"fontSize":12}},"fullscreen":false,"play":false,"loop":false,"restart":false,"autoinit":true,"pause":true,"loop_type":"period","bv":false,"nclones":15,"clone_opacity":0.4,"duration":3000,"ease":"linear","dt":0.01,"thumbnail":"http://i.imgur.com/PhYKBAC.png"}

data.json

{
    "nodes": [{"name": "Where is my aid?","category": "myAidIsQuestion"},
{"name": "How much aid am I getting?","category": "myAidIsQuestion"},
{"name": "Why am I not getting more aid?","category": "myAidIsQuestion"},
{"name": "Did my payment go through?","category": "lookingAtMyAccount"},
{"name": "What does T40SFLKOUTSIDE NP SPONSOR1/SP mean?","category": "whatDoesThisMean"},
{"name": "Why do I owe $190 for housing? ","category": "lookingAtMyAccount"},
{"name": "What makes up this large fee amount?","category": "whatDoesThisMean"},
{"name": "How much do I actually owe?","category": "lookingAtMyAccount"},
{"name": "What's the breakdown of my current balance?","category": "whatDoesThisMean"},
{"name": "BearFacts says X, MyFinAid says Y. Which is correct?","category": "lookingAtMyAccount"},
{"name": "Am I registered? Can I enroll in classes?","category": "lookingAtMyAccount"},
{"name": "I need a Financial Aid verification letter","category": "iAmTryingToDoSomething"},
{"name": "Stu is expecting cash","category": "expectingActivity"},
{"name": "Stu has an academic block","category": "blocked"},
{"name": "Stu has an administrative block","category": "blocked"},
{"name": "Stu has a financial block","category": "blocked"},
{"name": "Stu's aid package just changed","category": "whatsHappening"},
{"name": "Stu's aid eligibility  changed","category": "whatsHappening"},
{"name": "Stu's aid withheld; missing documentation","category": "expectingActivity"},
{"name": "Stu's aid withheld; aid will pay past charges","category": "whatsHappening"},
{"name": "Stu expects to see a fee remission on account","category": "expectingActivity"},
{"name": "Stu's account has 2 competing awards","category": "whatsHappening"},
{"name": "Stu submitted online payment via Sallie Mae","category": "whatsHappening"},
{"name": "Stu is viewing account","category": "whatsHappening"},
{"name": "3rd party requires Financial Aid eligibility proof","category": "makingARequest"},
{"name": "Awards are not dibursed daily (SuTuTh)","category": "whatsProblematic"},
{"name": "Stus aren't receiving notifications","category": "whatsProblematic"},
{"name": "Stus can't view upcoming refunds","category": "whatsMissing"},
{"name": "Stus can't see previous aid packages","category": "whatsMissing"},
{"name": "Awards paid late in term --> confusing transactions","category": "whatsConfusing"},
{"name": "Confusing to track one's aid & budget/plan ","category": "whatsConfusing"},
{"name": "Confusing to see how awards are applied to charges","category": "whatsConfusing"},
{"name": "Multi-system data flow leads to delays","category": "whatsProblematic"},
{"name": "Competing grad awards result in confusing transactions","category": "whatsConfusing"},
{"name": "Transaction descriptions are cryptic","category": "whatsBaffling"},
{"name": "Stus see aggregated transaction amounts","category": "whatsMissing"},
{"name": "Transaction details are scattered in time & space","category": "whatsConfusing"},
{"name": "Future-due charges are included in account balance","category": "whatsConfusing"},
{"name": "Systems are often a day behind each other","category": "whatsMissing"},
{"name": "Imperfect CARS <--> BearFacts interface","category": "whatsProblematic"},
{"name": "Imperfect GLOW <--> MyFinAid interface","category": "whatsProblematic"},
{"name": "Confusing to know how to release one's block ","category": "whatsBaffling"},
{"name": "Incomplete messaging around Reg status","category": "whatsBaffling"},
{"name": "BearFacts refund data is incomplete","category": "whatsMissing"},
{"name": "Stus request verification letter in-person","category": "whatsProblematic"},
{"name": "No systematic way to release aid despite financial block","category": "whatsProblematic"},
{"name": "Pay awards daily from ProSAM --> CARS","category": "Tech"},
{"name": "Display aid packaging history to students","category": "Tech"},
{"name": "Revise and streamine messaging to students","category": "Design"},
{"name": "Display aid amounts and status wrt budget","category": "Design"},
{"name": "Display how aid/payments were applied to charges/fees","category": "Design"},
{"name": "Improve unapplieds process in CARS","category": "Process"},
{"name": "Clearly indicate pending payments to account balance","category": "Design "},
{"name": "Display clear & descriptive transactions to Students","category": "Design"},
{"name": "Pay all aid to Student AR via a central packaging engine","category": "Process"},
{"name": "Standardize award entry processes & nomenclature","category": "Process"},
{"name": "Display timely Stu account activity detail in one place","category": "Tech"},
{"name": "Display future-dated dept awards to students","category": "Process"},
{"name": "Hide the BearFacts Awards screen","category": "Tech"},
{"name": "Display refund data for prior terms","category": "Tech"},
{"name": "Provide self-service FinAid Verification letter generation","category": "Process"},
{"name": "Reduce the number of interfaces in the data flow","category": "Tech"},
{"name": "Clearly distinguish btw future & current charges","category": "Design"},
{"name": "Release hold due to financial block for select students","category": "Tech"},
{"name": "Display future refunds to Students","category": "Design"},
{"name": "Process","category": "businessProcess"},
{"name": "Design","category": "uiDesign"},
{"name": "Tech","category": "sysInfrastructure"}
],
    "links": [{"source": 0,"target": 12,"value": 240},
{"source": 0,"target": 13,"value": 60},
{"source": 0,"target": 14,"value": 60},
{"source": 0,"target": 15,"value": 100},
{"source": 0,"target": 18,"value": 90},
{"source": 1,"target": 16,"value": 260},
{"source": 1,"target": 17,"value": 60},
{"source": 2,"target": 17,"value": 60},
{"source": 0,"target": 19,"value": 270},
{"source": 0,"target": 20,"value": 110},
{"source": 1,"target": 21,"value": 80},
{"source": 2,"target": 21,"value": 60},
{"source": 3,"target": 22,"value": 60},
{"source": 4,"target": 23,"value": 120},
{"source": 5,"target": 23,"value": 120},
{"source": 6,"target": 23,"value": 120},
{"source": 7,"target": 23,"value": 120},
{"source": 8,"target": 23,"value": 120},
{"source": 9,"target": 23,"value": 120},
{"source": 10,"target": 23,"value": 120},
{"source": 11,"target": 24,"value": 80},
{"source": 12,"target": 25,"value": 80},
{"source": 12,"target": 27,"value": 160},
{"source": 13,"target": 26,"value": 60},
{"source": 13,"target": 41,"value": 60},
{"source": 14,"target": 41,"value": 60},
{"source": 14,"target": 26,"value": 80},
{"source": 15,"target": 41,"value": 60},
{"source": 15,"target": 26,"value": 100},
{"source": 16,"target": 28,"value": 80},
{"source": 16,"target": 29,"value": 260},
{"source": 17,"target": 26,"value": 120},
{"source": 18,"target": 26,"value": 100},
{"source": 19,"target": 30,"value": 200},
{"source": 19,"target": 45,"value": 70},
{"source": 20,"target": 32,"value": 60},
{"source": 20,"target": 31,"value": 60},
{"source": 21,"target": 33,"value": 80},
{"source": 22,"target": 26,"value": 60},
{"source": 23,"target": 34,"value": 200},
{"source": 23,"target": 35,"value": 60},
{"source": 23,"target": 36,"value": 100},
{"source": 23,"target": 37,"value": 60},
{"source": 23,"target": 38,"value": 90},
{"source": 23,"target": 39,"value": 100},
{"source": 23,"target": 40,"value": 60},
{"source": 23,"target": 41,"value": 60},
{"source": 23,"target": 42,"value": 70},
{"source": 23,"target": 43,"value": 60},
{"source": 24,"target": 44,"value": 60},
{"source": 25,"target": 46,"value": 100},
{"source": 26,"target": 48,"value": 400},
{"source": 27,"target": 48,"value": 110},
{"source": 26,"target": 52,"value": 60},
{"source": 27,"target": 64,"value": 110},
{"source": 28,"target": 47,"value": 60},
{"source": 29,"target": 50,"value": 60},
{"source": 29,"target": 53,"value": 60},
{"source": 29,"target": 55,"value": 80},
{"source": 29,"target": 54,"value": 60},
{"source": 30,"target": 49,"value": 200},
{"source": 29,"target": 57,"value": 90},
{"source": 31,"target": 50,"value": 70},
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{"source": 33,"target": 50,"value": 60},
{"source": 33,"target": 51,"value": 60},
{"source": 33,"target": 54,"value": 60},
{"source": 34,"target": 51,"value": 60},
{"source": 34,"target": 53,"value": 110},
{"source": 34,"target": 55,"value": 60},
{"source": 35,"target": 56,"value": 90},
{"source": 36,"target": 56,"value": 90},
{"source": 37,"target": 62,"value": 70},
{"source": 38,"target": 61,"value": 140},
{"source": 39,"target": 58,"value": 60},
{"source": 40,"target": 54,"value": 80},
{"source": 41,"target": 48,"value": 200},
{"source": 42,"target": 48,"value": 100},
{"source": 43,"target": 59,"value": 60},
{"source": 44,"target": 60,"value": 60},
{"source": 45,"target": 63,"value": 60},
{"source": 46,"target": 67,"value": 100},
{"source": 47,"target": 66,"value": 60},
{"source": 48,"target": 66,"value": 810},
{"source": 49,"target": 66,"value": 200},
{"source": 50,"target": 66,"value": 60},
{"source": 51,"target": 65,"value": 60},
{"source": 51,"target": 67,"value": 60},
{"source": 52,"target": 66,"value": 60},
{"source": 53,"target": 66,"value": 85},
{"source": 53,"target": 65,"value": 85},
{"source": 54,"target": 65,"value": 90},
{"source": 54,"target": 67,"value": 90},
{"source": 55,"target": 65,"value": 140},
{"source": 56,"target": 65,"value": 60},
{"source": 56,"target": 66,"value": 60},
{"source": 56,"target": 67,"value": 60},
{"source": 57,"target": 65,"value": 45},
{"source": 57,"target": 67,"value": 45},
{"source": 58,"target": 67,"value": 30},
{"source": 58,"target": 66,"value": 30},
{"source": 59,"target": 67,"value": 60},
{"source": 60,"target": 65,"value": 20},
{"source": 60,"target": 66,"value": 20},
{"source": 60,"target": 67,"value": 20},
{"source": 61,"target": 65,"value": 80},
{"source": 61,"target": 66,"value": 80},
{"source": 61,"target": 67,"value": 80},
{"source": 62,"target": 66,"value": 70},
{"source": 63,"target": 67,"value": 60},
{"source": 64,"target": 65,"value": 60},
{"source": 64,"target": 66,"value": 50}]
}

inlet.js

var width = tributary.sw;
var height = tributary.sh;
var svg = d3.select("svg");
//var nodes = tributary.data.nodes;
//var links = tributary.data.links;
//console.log(nodes.length, links.length)
var sankey = d3.sankey()
    .nodeWidth(15)
    .nodePadding(15)
    .size([width, height]);

var color = d3.scale.category20b();

var path = sankey.link();


var nodes = [];
var links = [];
m = 3;
n = 13;
if(n < m) n = m;

for(var i = 0; i < m; i++) {
  //nodes.push({name: i, category: i});
  for(var j = 0; j < n; j++) {
    nodes.push({name: i+j, category: i});
  }
}
for(var i = 0; i < m-1; i++) {
  for(var j = 0; j < n; j++) {
    var srandom = Math.abs(Math.floor(Math.sin(i)*(m-1)));
    var trandom = Math.abs(Math.floor(Math.cos(j)*(n-1)));
    var vrandom = Math.abs(Math.floor(Math.sin(i)*115));
    console.log(srandom, trandom, vrandom)
    links.push({source:i + srandom, target: (i+1)*n + trandom, value: 100 + vrandom});
  }
}



//console.log(nodes)
//console.log(links);


 sankey
      .nodes(nodes)
      .links(links)
      .layout(20);

  var link = svg.append("g").selectAll(".link")
      .data(links)
    .enter().append("path")
      .attr("class", "link")
      .attr("d", path)
      .style("stroke-width", function(d) { return Math.max(1, d.dy); })
      .sort(function(a, b) { return b.dy - a.dy; });

  link.append("title")
      .text(function(d) { return d.source.name + " → " + d.target.name; });
 
  var node = svg.append("g").selectAll(".node")
      .data(nodes)
    .enter().append("g")
      .attr("class", "node")
      .attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; })
    .call(d3.behavior.drag()
      .origin(function(d) { return d; })
      .on("dragstart", function() { this.parentNode.appendChild(this); })
      .on("drag", dragmove));

  node.append("rect")
      .attr("height", function(d) { return d.dy; })
      .attr("width", sankey.nodeWidth())
      .style("fill", function(d) { return color(d.category); })
    .append("title")	
      //.text(function(d) { return d.name; });

  node.append("text")
      .attr("x", 6 + sankey.nodeWidth())
      .attr("y", function(d) { return d.dy / 2; })
      .attr("dy", ".35em")
      .attr("text-anchor", "start")
      .attr("transform", null)
      //.text(function(d) { return d.name; })
    .filter(function(d) { return d.x > width * 0.9; })
      .attr("class", function(d) { return d.category ; })
      .attr("text-anchor", "end")
      .attr("transform", function(d) { return "translate (" + ((d.dy / 2) + 30) + "," + (d.dy / 2) + ") rotate(90)"; });
 

  function dragmove(d) {
    d3.select(this)
      .attr("transform", "translate(" + (
        d.x = Math.max(0, Math.min(width - d.dx, d3.event.x))
      ) + "," + (d.y = Math.max(0, Math.min(height - d.dy, d3.event.y))) + ")");
    sankey.relayout();
    link.attr("d", path);
  }
  
  
  
  
  
  

sankey.js

d3.sankey = function() {
  var sankey = {},
      nodeWidth = 24,
      nodePadding = 8,
      size = [1, 1],
      nodes = [],
      links = [];
 
  sankey.nodeWidth = function(_) {
    if (!arguments.length) return nodeWidth;
    nodeWidth = +_;
    return sankey;
  };
 
  sankey.nodePadding = function(_) {
    if (!arguments.length) return nodePadding;
    nodePadding = +_;
    return sankey;
  };
 
  sankey.nodes = function(_) {
    if (!arguments.length) return nodes;
    nodes = _;
    return sankey;
  };
 
  sankey.links = function(_) {
    if (!arguments.length) return links;
    links = _;
    return sankey;
  };
 
  sankey.size = function(_) {
    if (!arguments.length) return size;
    size = _;
    return sankey;
  };
 
  sankey.layout = function(iterations) {
    computeNodeLinks();
    computeNodeValues();
    computeNodeBreadths();
    computeNodeDepths(iterations);
    computeLinkDepths();
    return sankey;
  };
 
  sankey.relayout = function() {
    computeLinkDepths();
    return sankey;
  };
 
  sankey.link = function() {
    var curvature = .5;
 
    function link(d) {
      var x0 = d.source.x + d.source.dx,
          x1 = d.target.x,
          xi = d3.interpolateNumber(x0, x1),
          x2 = xi(curvature),
          x3 = xi(1 - curvature),
          y0 = d.source.y + d.sy + d.dy / 2,
          y1 = d.target.y + d.ty + d.dy / 2;
      return "M" + x0 + "," + y0
           + "C" + x2 + "," + y0
           + " " + x3 + "," + y1
           + " " + x1 + "," + y1;
    }
 
    link.curvature = function(_) {
      if (!arguments.length) return curvature;
      curvature = +_;
      return link;
    };
 
    return link;
  };
 
  // Populate the sourceLinks and targetLinks for each node.
  // Also, if the source and target are not objects, assume they are indices.
  function computeNodeLinks() {
    nodes.forEach(function(node) {
      node.sourceLinks = [];
      node.targetLinks = [];
    });
    links.forEach(function(link) {
      var source = link.source,
          target = link.target;
      if (typeof source === "number") source = link.source = nodes[link.source];
      if (typeof target === "number") target = link.target = nodes[link.target];
      source.sourceLinks.push(link);
      target.targetLinks.push(link);
    });
  }
 
  // Compute the value (size) of each node by summing the associated links.
  function computeNodeValues() {
    nodes.forEach(function(node) {
      node.value = Math.max(
        d3.sum(node.sourceLinks, value),
        d3.sum(node.targetLinks, value)
      );
    });
  }
 
  // Iteratively assign the breadth (x-position) for each node.
  // Nodes are assigned the maximum breadth of incoming neighbors plus one;
  // nodes with no incoming links are assigned breadth zero, while
  // nodes with no outgoing links are assigned the maximum breadth.
  function computeNodeBreadths() {
    var remainingNodes = nodes,
        nextNodes,
        x = 0;
 
    while (remainingNodes.length) {
      nextNodes = [];
      remainingNodes.forEach(function(node) {
        node.x = x;
        node.dx = nodeWidth;
        node.sourceLinks.forEach(function(link) {
          nextNodes.push(link.target);
        });
      });
      remainingNodes = nextNodes;
      ++x;
    }
 
    //
    moveSinksRight(x);
    scaleNodeBreadths((size[0] - nodeWidth) / (x - 1));
  }
 
  function moveSourcesRight() {
    nodes.forEach(function(node) {
      if (!node.targetLinks.length) {
        node.x = d3.min(node.sourceLinks, function(d) { return d.target.x; }) - 1;
      }
    });
  }
 
  function moveSinksRight(x) {
    nodes.forEach(function(node) {
      if (!node.sourceLinks.length) {
        node.x = x - 1;
      }
    });
  }
 
  function scaleNodeBreadths(kx) {
    nodes.forEach(function(node) {
      node.x *= kx;
    });
  }
 
  function computeNodeDepths(iterations) {
    var nodesByBreadth = d3.nest()
        .key(function(d) { return d.x; })
        .sortKeys(d3.ascending)
        .entries(nodes)
        .map(function(d) { return d.values; });
 
    //
    initializeNodeDepth();
    resolveCollisions();
    for (var alpha = 1; iterations > 0; --iterations) {
      relaxRightToLeft(alpha *= .99);
      resolveCollisions();
      relaxLeftToRight(alpha);
      resolveCollisions();
    }
 
    function initializeNodeDepth() {
      var ky = d3.min(nodesByBreadth, function(nodes) {
        return (size[1] - (nodes.length - 1) * nodePadding) / d3.sum(nodes, value);
      });
 
      nodesByBreadth.forEach(function(nodes) {
        nodes.forEach(function(node, i) {
          node.y = i;
          node.dy = node.value * ky;
        });
      });
 
      links.forEach(function(link) {
        link.dy = link.value * ky;
      });
    }
 
    function relaxLeftToRight(alpha) {
      nodesByBreadth.forEach(function(nodes, breadth) {
        nodes.forEach(function(node) {
          if (node.targetLinks.length) {
            var y = d3.sum(node.targetLinks, weightedSource) / d3.sum(node.targetLinks, value);
            node.y += (y - center(node)) * alpha;
          }
        });
      });
 
      function weightedSource(link) {
        return center(link.source) * link.value;
      }
    }
 
    function relaxRightToLeft(alpha) {
      nodesByBreadth.slice().reverse().forEach(function(nodes) {
        nodes.forEach(function(node) {
          if (node.sourceLinks.length) {
            var y = d3.sum(node.sourceLinks, weightedTarget) / d3.sum(node.sourceLinks, value);
            node.y += (y - center(node)) * alpha;
          }
        });
      });
 
      function weightedTarget(link) {
        return center(link.target) * link.value;
      }
    }
 
    function resolveCollisions() {
      nodesByBreadth.forEach(function(nodes) {
        var node,
            dy,
            y0 = 0,
            n = nodes.length,
            i;
 
        // Push any overlapping nodes down.
        nodes.sort(ascendingDepth);
        for (i = 0; i < n; ++i) {
          node = nodes[i];
          dy = y0 - node.y;
          if (dy > 0) node.y += dy;
          y0 = node.y + node.dy + nodePadding;
        }
 
        // If the bottommost node goes outside the bounds, push it back up.
        dy = y0 - nodePadding - size[1];
        if (dy > 0) {
          y0 = node.y -= dy;
 
          // Push any overlapping nodes back up.
          for (i = n - 2; i >= 0; --i) {
            node = nodes[i];
            dy = node.y + node.dy + nodePadding - y0;
            if (dy > 0) node.y -= dy;
            y0 = node.y;
          }
        }
      });
    }
 
    function ascendingDepth(a, b) {
      return a.y - b.y;
    }
  }
 
  function computeLinkDepths() {
    nodes.forEach(function(node) {
      node.sourceLinks.sort(ascendingTargetDepth);
      node.targetLinks.sort(ascendingSourceDepth);
    });
    nodes.forEach(function(node) {
      var sy = 0, ty = 0;
      node.sourceLinks.forEach(function(link) {
        link.sy = sy;
        sy += link.dy;
      });
      node.targetLinks.forEach(function(link) {
        link.ty = ty;
        ty += link.dy;
      });
    });
 
    function ascendingSourceDepth(a, b) {
      return a.source.y - b.source.y;
    }
 
    function ascendingTargetDepth(a, b) {
      return a.target.y - b.target.y;
    }
  }
 
  function center(node) {
    return node.y + node.dy / 2;
  }
 
  function value(link) {
    return link.value;
  }
 
  return sankey;
};

style.css

.node rect {
  cursor: move;
  fill-opacity: .75;
  shape-rendering: crispEdges;
}

.node text {
  pointer-events: none;
  text-shadow: 0 1px 0 #fff;
}

.link {
  fill: none;
  stroke: #969696;
  stroke-opacity: .2;
}

.link:hover {
  stroke-opacity: .5;
}