may91.0

<!DOCTYPE html>
<meta charset="utf-8">
<title>class-02 demo</title>

</style>

var data = null; // global variable
// Set the map projection centered on Texas
var projection = d3.geoMercator()
    .scale(2000)
    .center([-98.90, 31.96]);
		
var path = d3.geoPath()
    .pointRadius(5)
    .projection(projection);
    //projection.fitSize([width, height], object);
var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height);
var layer1 = svg.append("g");
var layer2 = svg.append("g");

var url = "https://raw.githubusercontent.com/TNRIS/tx.geojson/master/counties/tx_counties.geojson";
var TEX = "https://raw.githubusercontent.com/li01012/classes/master/Project/Final_Texas_Data.csv";

// Read and plot the state & county boundaries  
d3.json(url, plotState);
var color = d3.scaleThreshold()
	.domain(d3.range(2, 10).map(function(d) {return d * 1000 })) 
  //state plot
function plotState(error, tx) {
  if (error) console.log(error);
  
var all = tx.features;
   d3.csv(TEX, function(err, csv){
  if (err) throw err;
    var data = d3.map();
  csv.forEach(function(d) {data.set(d.FIPS, +d.Average_An)[0]})
   svg.selectAll('path.County')
      .data( all)
    .enter().append("path")
      .attr("d", path)
      .attr("stroke", "#aaa")
      .attr("stroke-width", 0.5)
      .attr("fill", function(d) { return color(d.FIPS)});
     
  svg.append("path")      
      .attr("stroke", "#aaa")
      .attr("stroke-width", 0.5)    
  		.attr("d", path(topojson.mesh(tx, tx.features.geometry, function(a, b) { return  a !== b;
  })));

});
  
  layer1.selectAll("path")
      .data(all)
  	.enter().append ("path")
      .attr("d", path); 
 
  
   svg.append("path")
      .attr("d", path(topojson.feature(tx, tx.features.geometry)[0]));
  
  //plot csv data
  
  //.csv(TEX, function(err, csv){
 //f (err) throw err;
 //sv.forEach(function(d) { tx.features.set(d.id, +d.object[1])});
//console.log(csv[0])

//  
  
  
  
  //chawalein

//cosole.log[0]
}
</script>

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

https://unpkg.com/topojson-client@3

https://d3js.org/topojson.v2.min.js