Old school D3 from simpler times

All examples By author By category About

russdb

Full window Github gist

Interactive Map

forked from Qinita's block: Interactive Map

<!DOCTYPE html>
<meta charset="utf-8">
<html lang="en">
<head>
	<meta charset="utf-8">
	<title>Lily Qian D3.js hw1 </title>
	
	<style>
  .halo {
      font-weight: 700;
      fill: none;
      stroke: white;
      stroke-width:4px;
      font-size: 14px; 
    }
    .text {
      font-weight: 700;
      fill: #777;
      stroke: none;
      stroke-width:0px;
      font-size: 14px; 
    }
    .bartextformat{
    font-weight: 500;
      fill: purple;
      stroke: none;
      stroke-width:0px;
      font-size: 12px; 
    }
.states {
  fill: #ccc;
}
.state-borders {
  fill: none;
  stroke: #fff;
  stroke-width: 1.5px;
  stroke-linejoin: round;
  stroke-linecap: round;
}
.airport-arcs {
  display: none;
  fill: none;
  stroke: #000;
}
.airport-cell {
  fill: none;
  pointer-events: all;
}
.airports circle {
  fill: purple;
  stroke: #fff;
  pointer-events: none;
}
.airports bar {
  fill: purple;
}
.airport:hover .airport-arcs {
  display: inline;
}
svg:not(:hover) .airport-cell {
  stroke: #000;
  stroke-opacity: .2;
}
</style>

<meta name="description" content="D3 Tutorial Template">
	<meta name="author" content="Northwestern University">
	
	<link rel="stylesheet" href="https://raw.githubusercontent.com/Qinita/examples2/master/css/reset.css">
	<link rel="stylesheet" href="https://raw.githubusercontent.com/Qinita/examples2/master/css/bargraph.css">
	
	<script src="https://d3js.org/d3.v3.js"></script>
	<div id="toptextcontainer"><h2>Lily Qian Zhao</h2></div>
	<p id="clabel1">D3.js Flight Visualization</p>
	<p id="clabel2">Map here!</p>
	<div id="chart0" class="toshow"> </div>

<p id="clabel3">Welcome welcome! Please click on the airport (on the map) to see the Top 20 destinations!</p>
    <div id="chart4" class="toshow"> </div>
    

	
	
</head>
<body>
	<div id="fixedheader">
		<span class="textspan">Flight between airports</span>

</div>

<script src="https://d3js.org/d3.v3.min.js"></script>
    <script src="https://d3js.org/topojson.v1.js"></script>
    <script src="https://cdn.jsdelivr.net/gh/qinita/examples2/airports/queue.js"></script>

<script>
var width = 960;
var height = 500;
var projection = d3.geo.albers()
    .translate([width / 2, height / 2])
    .scale(1080);
var path = d3.geo.path()
    .projection(projection);
var voronoi = d3.geom.voronoi()
    .x(function(d) { return d.x; })
    .y(function(d) { return d.y; })
    .clipExtent([[0, 0], [width, height]]);
var svg = d3.select("#chart0").append("svg")
    .attr("width", width)
    .attr("height", height);
queue()
    .defer(d3.json, "https://cdn.rawgit.com/Qinita/examples2/master/airports/us.json")
    .defer(d3.csv, "https://cdn.rawgit.com/Qinita/examples2/master/airports/airports.csv")
    .defer(d3.csv, "https://cdn.rawgit.com/Qinita/examples2/master/airports/flights.csv")
    .await(ready);
function ready(error, us, airports, flights) {
  var airportById = d3.map(),
      positions = [];
  airports.forEach(function(d) {
    airportById.set(d.iata, d);
    d.outgoing = [];
    d.incoming = [];
  });
  flights.forEach(function(flight) {
    var source = airportById.get(flight.origin),
        target = airportById.get(flight.destination),
        link = {source: source, target: target};
    source.outgoing.push(link);
    target.incoming.push(link);
  });
  airports = airports.filter(function(d) {
    if (d.count = Math.max(d.incoming.length, d.outgoing.length)) {
      d[0] = +d.longitude;
      d[1] = +d.latitude;
      var position = projection(d);
      d.x = position[0];
      d.y = position[1];
      return true;
    }
  });
  voronoi(airports)
      .forEach(function(d) { d.point.cell = d; });
  svg.append("path")
      .datum(topojson.feature(us, us.objects.land))
      .attr("class", "states")
      .attr("d", path);
  svg.append("path")
      .datum(topojson.mesh(us, us.objects.states, function(a, b) { return a !== b; }))
      .attr("class", "state-borders")
      .attr("d", path);
  var airport = svg.append("g")
      .attr("class", "airports")
    .selectAll("g")
      .data(airports.sort(function(a, b) { return b.count - a.count; }))
    .enter().append("g")
      .attr("class", "airport").on("click", function(d){
      	        document.getElementById("clabel3").innerHTML = "The airport you choose is "+d.iata;
                d3.selectAll("text").remove(); 
                airport.append("svg:text")
                .attr("x", d.x)
                .attr("y", d.y)
                .attr("class", "halo")
                .text(d.iata);
                airport.append("svg:text")
                .attr("x", d.x)
                .attr("y", d.y)
                .attr("class", "text")
                .text(d.iata);
                
                var data;
                if ( d.outgoing.length > 20 ) {
                                          data = d.outgoing.splice( 0, 20 );
                                      }
                                      else {
                                         data = d.outgoing;
                                      }
                
                data = data.sort(function(a,b) { return parseFloat(b.target.count) - parseFloat(a.target.count) } );
                
                adjustScales(data);
                createBarChart(data);
                
                //updateBars();
              })
  airport.append("path")
      .attr("class", "airport-cell")
      .attr("d", function(d) { return d.cell.length ? "M" + d.cell.join("L") + "Z" : null; });
      
  airport.append("g")
      .attr("class", "airport-arcs")
      
    .selectAll("path")
      .data(function(d) { return d.outgoing; })
    .enter().append("path")
      .attr("d", function(d) { return path({type: "LineString", coordinates: [d.source, d.target]}); });
     // console.log(d.target)
  airport.append("circle")
      .attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; })
      .attr("r", function(d, i) { return Math.sqrt(d.count); });
  var newtest = airport.append('text')
     .attr("x",function(d,i){return d.x;})
     .attr("y",function(d,i) {return d.y;});
  var barchart = airport.append('g')
     .attr("x",function(d,i){return d.x;})
     .attr("y",function(d,i) {return d.y;});
  //    //.on("mouseover", function(d, i) { d3.select("#footer span").text(d.name); });
  //    //.on("click", function(d,i) {d3.text.(d.iata); });
  //    //.text(function(d){return d.iata; })
  
     function testfunction(d,i){
	     console.log(d.iata)
	     newtest.text(function(d,i){return d.iata; });
	 // newtest.text(function(d){return d.source; });
     //.attr("x",function(d){return d.x;})
     //.attr("y",function(d) {return d.y;})
     //.on("mouseover", function(d, i) { d3.select("#footer span").text(d.name); });
     //.on("click", function(d,i) {d3.text.(d.iata); });
     //.text(function(d){return d.iata; })
} 
var c1;
var svg1 = d3.select("#chart2").append("svg")
    .attr("width", width)
    .attr("height", height);
var svg2 = d3.select("#chart4").append("svg")
    .attr("width", 0)
    .attr("height", 0);
var xAxis;
var yAxis;
var dataset = [];
// var dataset = [ {"key":"a","v":25},
// 	{"key":"b","v":25},
// 	{"key":"c","v":25},
// 	{"key":"d","v":25},
// 	{"key":"e","v":25},
// 	{"key":"f","v":25},
// 	{"key":"gg","v":25},
// 	{"key":"h","v":25},
// 	{"key":"ii","v":25},
// 	{"key":"j","v":25},
// 	{"key":"k","v":25},
// 	{"key":"l","v":25},
// 	{"key":"m","v":25},
// 	{"key":"n","v":25},
// 	{"key":"o","v":25},
// 	{"key":"p","v":25},
// 	{"key":"q","v":25},
// 	{"key":"rr","v":25},
// 	{"key":"ss","v":25},
// 	{"key":"t","v":25},];
	
var barConfig = {
	width :800,
	height : 700,
	leftMargin : 100,
	topMargin : 100,
	barWidth : 30.0,
	chartWidth: 600,
	chartHeight : 400
}
var colorBar = d3.scale.category20();
// Attach the functions to the buttons
// d3.select("#b1").on("click", updateBars);
// d3.select("#b2").on("click", randomBars);
// d3.select("#b3").on("click", deleteBar);
// d3.select("#b4").on("click", addBar);
// // Change the labels on the buttons
// document.getElementById("b1").innerHTML="Update";
// //document.getElementById("b2").innerHTML="Random";
// document.getElementById("b3").innerHTML="Delete";
// document.getElementById("b4").innerHTML="Insert";
// Selection of the div into which we will insert the chart 
c1 = d3.select("#chart4");
// Append an SVG to the div with an offset from the upper left corner
// svg1 = c1.append("svg")
// 	.attr("width", barConfig.width)
// 	.attr("height", barConfig.height)
// 	.append("g")
// 	.attr("transform", "translate(" + barConfig.leftMargin + "," + barConfig.topMargin + ")")
// 	;
svg2 = c1.append("svg")
	.attr("width", barConfig.width)
	.attr("height", barConfig.height)
	.append("g")
	.attr("transform", "translate(" + barConfig.leftMargin + "," + barConfig.topMargin + ")")
	;
svg2.selectAll("text.btext")
	.data(dataset,function(d){return d.target.iata;})
	.enter().append("text")
	.attr("class", "btext")
	.attr("x", function(d,i){return xScale(i)-20;})
	.attr("y", function(d,i){return yScale(d.target.count-30);})
	.text(function(d,i){return d.target.iata;})
	;
// // Compute the scales
// adjustScales();
// // Create axes and append to SVG
// xAxis = d3.svg.axis().scale(xScale).orient("bottom");
// yAxis = d3.svg.axis().scale(yScale).orient("left");
// svg1.append("g").attr("class", "xaxis axis")
// 	.attr("transform", "translate(0," + barConfig.chartHeight + ")")
// 	.call(xAxis)
// 	;
// svg1.append("g").attr("class", "yaxis axis").call(yAxis);
// Creation of DOM elements from initial data
// svg1.selectAll("rect")
// 	.data(dataset,function(d){return d.key;})
// 	.enter().append("rect")
// 	.attr("class", "bar")
// 	.attr("x", function(d,i){return xScale(i);})
// 	.attr("y", function(d,i){return yScale(d.v);})
// 	.attr("width", function(d,i){return barConfig.chartWidth/dataset.length-4;})
// 	.attr("height", function(d,i) {return barConfig.chartHeight-yScale(d.v);})
// 	;
	
// 	dumpDataset();
//read csv
// var yTextPadding = 20;
// svg.selectAll(".bartext")
// .data(dataset)
// .enter()
// .append("text")
// .attr("class", "bartext")
// .attr("text-anchor", "middle")
// .attr("fill", "white")
// .attr("x", function(d,i) {
//     return x(i)+x.rangeBand()/2;
// })
// .attr("y", function(d,i) {
//     return height-y(d)+yTextPadding;
// })
// .text(function(d){
//      return d.target.iata;
// });
// ----- Functions -----
// Creation of DOM elements from initial data
function createBarChart( dataset ) {
 svg2.selectAll("rect").remove( );
 var dataJoin = svg2.selectAll("rect")
       .data(dataset,function(d){return d.target.iata;});
       
 
 dataJoin.enter().append("rect")
       .attr("fill", function(d,i) {return "rgb(0, 0, " + (d.target.count%35) + ")";})
       .attr("x", function(d,i){return xScale(i);})
       .attr("y", function(d,i){return yScale(d.target.count);})
       .attr("width", function(d,i){return barConfig.chartWidth/20-4;})
       .attr("height", function(d,i) {return barConfig.chartHeight-yScale(d.target.count);})
       .attr("fill", function(d, i) {return colorBar(d.target.count);}) 
       
   ;
}
// Adjust the X and Y scales
function adjustScales( dataset ) {
   svg2.selectAll( ".axis" ).remove( );
   var textJoin = svg2.selectAll("text.btext")
		.data(dataset,function(d){return d.target.iata;});
   var dataJoin = svg2.selectAll("rect")
       .attr("fill", function(d) {return "rgb(0, 0, " + (d.target.count%35) + ")";})
       .data(dataset,function(d){return d.target.iata;})
       ;
   
   yScale = d3.scale.linear()
               .domain([0, d3.max(dataset, function(d){return d.target.count;})])
               .range([barConfig.chartHeight, 0])
               ;
       xScale = d3.scale.linear()
               .domain([0, dataset.length])
               .range([0, barConfig.chartWidth])
               ;
     // Create axes and append to SVG
 xAxis = d3.svg.axis().scale(xScale).orient("bottom");
 yAxis = d3.svg.axis().scale(yScale).orient("left");
 
 svg2.append("g")
   .data(dataset)
   .attr("fill", function(d) {return "rgb(0, 0, " + (d.target.count %35) + ")";});
 svg2.append("g").attr("class", "xaxis axis")
       .attr("transform", "translate(0," + barConfig.chartHeight + ")")
       .call(xAxis)
       ;
 svg2.append("g").attr("class", "yaxis axis").call(yAxis);
 textJoin.enter().append("text")
        .attr("class", "halo")
		.attr("class", "bartextformat")
		.attr("fill", function(d) {return "rgb(0, 0, " + (d.target.count%35) + ")";})
		.attr("x", function(d,i){return xScale(i)+10;})
		.attr("y", function(d,i){return yScale(d.target.count+10);})
		.text(function(d,i){return d.target.iata;})
		
	// A transition is applied to smootly change the data
dataJoin.transition().duration(500)
		.attr("x", function(d,i){return xScale(i);})
		.attr("fill", function(d) {return "rgb(0, 0, " + (d.target.count%35) + ")";})
		.attr("y", function(d,i){return yScale(d.target.count+10);})
		.attr("width", function(d,i){return barConfig.chartWidth/dataset.length-4;})
		.attr("height", function(d,i) {return barConfig.chartHeight-yScale(d.target.count);})
		;
	textJoin.transition().duration(500)
	    .attr("class", "halo")
		.attr("class", "bartextformat")
		.attr("x", function(d,i){return xScale(i);})
		.attr("y", function(d,i){return yScale(d.target.count+10);})
		.text(function(d,i){return d.target.iata;})
		.attr("fill", function(d) {return "rgb(0, 0, " + (d.target.count%35) + ")";})
		;
	// The "exit" set is transitioned to zero height and removed
	dataJoin.exit().transition().duration(500)
		.attr("y", function(d,i){return barConfig.chartHeight;})
		.attr("height", function(d,i) {return 0;})
		.remove()
		;
	textJoin.exit().transition().duration(500)
		.attr("y", function(d,i){return barConfig.chartHeight+15;})
		.remove();
		;
  // svg2.selectAll("text")
  //  .data(dataset)
  //  .enter()
  //  .append("text")
  //  .text(function(d,i) {
  //       return d.target.iata;
  //       console.log(d.target);
  //  })
  //  .attr("x", function(d, i) {
  //       return xScale(i) + 5;  // +5
  //  })
  //  .attr("y", function(d) {
  //       return yScale(d.target.count) + 15;              // +15
  //  });
  //  .attr("font-family", "sans-serif")
  //  .attr("font-size", "11px")
  //  .attr("fill", "white");
}
// Populate the data array with random values  from 5 to 30
function randomBars() {
	var k;
	for (k=0; k<dataset.length; k++) {
		dataset[k].v = d.target.count[i];
	}
	dumpDataset();
}
// // Update the DOM elements to reflect changes in the data array
// function updateBars() {
// 	// Re-compute the scales
// 	adjustScales();
// 	// adjust the axes
// 	xAxis = d3.svg.axis().scale(xScale).orient("bottom");
// 	yAxis = d3.svg.axis().scale(yScale).orient("left");
// 	svg1.selectAll("g.xaxis.axis").call(xAxis);
// 	svg1.selectAll("g.yaxis.axis").call(yAxis);
// 	// Bind the new dataset
// 	var dataJoin = svg1.selectAll("rect")
// 		.data(dataset,function(d){return d.key;});
		
// 	// The "enter" set consists of new data in the data array
// 	// The bar is initially set with zero height so it can transition later
// 	dataJoin.enter().append("rect")
//        .attr("x", function(d,i){return xScale(i);})
//        .attr("y", function(d,i){return yScale(d.target.count);})
//        .attr("width", function(d,i){return barConfig.chartWidth/dataset.length-1;})
//        .attr("height", function(d,i) {return barConfig.chartHeight-yScale(d.target.count);})
//    ;
// 	// The "update" set now includes the "enter" set
// 	// A transition is applied to smootly change the data
// 	dataJoin.transition().duration(500)
// 		.attr("x", function(d,i){return xScale(i);})
// 		.attr("y", function(d,i){return yScale(d.v);})
// 		.attr("width", function(d,i){return barConfig.chartWidth/dataset.length-4;})
// 		.attr("height", function(d,i) {return barConfig.chartHeight-yScale(d.v);})
// 		;
// 	// The "exit" set is transitioned to zero height and removed
// 	dataJoin.exit().transition().duration(500)
// 		.attr("y", function(d,i){return barConfig.chartHeight;})
// 		.attr("height", function(d,i) {return 0;})
// 		.remove()
// 		;
// }
// // Delete one data array element at the second position
// function deleteBar() {
// 	dataset.splice(1,1);
// 	dumpDataset();
// }
// // Add one random value data element at the 3rd position of the data array
// var newIdCtr = 10;
// function addBar() {
// 	var dat ={};
// 	dat.key = "b" + String(newIdCtr++);
// 	dat.v = Math.random()*25.0 + 5.0;
// 	dataset.splice(2,0, dat);
// 	dumpDataset();
// }
// // Adjust the X and Y scales
// function adjustScales() {
// 	yScale = d3.scale.linear()
// 		.domain([0, d3.max(dataset, function(d){return d.v;})])
// 		.range([barConfig.chartHeight, 0])
// 		;
// 	xScale = d3.scale.linear()
// 		.domain([0, dataset.length])
// 		.range([0, barConfig.chartWidth])
// 		;
// }
// //Display dataset on 2nd chart
// function dumpDataset()
// {
// 	var e = document.getElementById("chart3");
// 	e.style.fontFamily='Courier';
// 	e.style.fontSize='12px';
// 	e.innerHTML = '';
// 	for (var i=0; i<dataset.length; i++) {
// 		var s = JSON.stringify(dataset[i]);
// 		e.innerHTML += s+'<br/>'
// 	}
// }
}
// var ddd;
// function dumpdata(d,i){ddd = d; console.log(d);}
</script>

</body>

</html>

Modified http://d3js.org/d3.v3.js to a secure url

Modified http://d3js.org/d3.v3.min.js to a secure url

Modified http://d3js.org/topojson.v1.js to a secure url

Updated missing url https://rawgit.com/Qinita/examples2/master/airports/queue.js to https://cdn.jsdelivr.net/gh/qinita/examples2/airports/queue.js

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

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

https://d3js.org/topojson.v1.js

https://rawgit.com/Qinita/examples2/master/airports/queue.js