State Grid

A state grid inspired by an Allison McCann graphic on state taxes. (See also David Mimno’s implementation.)

Mainly, this was an excuse to embed data as ASCII art.

forked from mbostock's block: State Grid

<!DOCTYPE html>
<meta charset="utf-8">
<style>

.state rect {
  fill: #dedede;
}

.state text {
  font: 12px sans-serif;
  text-anchor: middle;
}

.state--selected rect {
  fill: #9f4a6c;
}

.state--selected text {
  fill: white;
}

</style>
<svg width="960" height="500"></svg>
<script id="grid" type="text/plain">
                              ME
               WI          VT NH
WA ID MT ND MN IL MI    NY MA
OR NV WY SD IA IN OH PA NJ CT RI
CA UT CO NE MO KY WV VA MD DE
   AZ NM KS AR TN NC SC
         OK LA MS AL GA
HI AK    TX             FL
</script>
<script src="//d3js.org/d3.v3.min.js"></script>
<script>

var states = [],
    selectedStates = ["MA", "MD", "ME", "MI", "MN", "MO", "MS", "MT"];

d3.select("#grid").text().split("\n").forEach(function(line, i) {
  var re = /\w+/g, m;
  while (m = re.exec(line)) states.push({
    name: m[0],
    selected: selectedStates.indexOf(m[0]) >= 0,
    x: m.index / 3,
    y: i
  });
});
  
console.log(states);
 
var svg = d3.select("svg"),
    width = +svg.attr("width"),
    height = +svg.attr("height");

var gridWidth = d3.max(states, function(d) { return d.x; }) + 1,
    gridHeight = d3.max(states, function(d) { return d.y; }) + 1,
    cellSize = 40;

var state = svg.append("g")
    .attr("transform", "translate(" + width / 2 + "," + height / 2 + ")")
  .selectAll(".state")
    .data(states)
  .enter().append("g")
    .attr("class", function(d) { return "state" + (d.selected ? " state--selected" : ""); })
    .attr("transform", function(d) { return "translate(" + (d.x - gridWidth / 2) * cellSize + "," + (d.y - gridHeight / 2) * cellSize + ")"; });

state.append("rect")
    .attr("x", -cellSize / 2)
    .attr("y", -cellSize / 2)
    .attr("width", cellSize - 1)
    .attr("height", cellSize - 1);

state.append("text")
    .attr("dy", ".35em")
    .text(function(d) { return d.name; });

</script>

https://d3js.org/d3.v3.min.js