My first block

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forked from anonymous's block: My first block

<!DOCTYPE html>
<meta charset="utf-8">
<style> /* set the CSS */

body { font: 12px Arial;}

path { 
    stroke: steelblue;
    stroke-width: 2;
    fill: none;
}

.axis path,
.axis line {
    fill: none;
    stroke: grey;
    stroke-width: 1;
    shape-rendering: crispEdges;
}

</style>
<body>

<script src="https://d3js.org/d3.v3.min.js"></script>

// Set the dimensions of the canvas / graph
var margin = {top: 30, right: 20, bottom: 30, left: 50},
    width = 600 - margin.left - margin.right,
    height = 270 - margin.top - margin.bottom;

// Parse the date / time
var parseDate = d3.time.format("%d-%b-%y").parse;

// Set the ranges
var x = d3.time.scale().range([0, width]);
var y = d3.scale.linear().range([height, 0]);

// Define the axes
var xAxis = d3.svg.axis().scale(x)
    .orient("bottom").ticks(5);

var yAxis = d3.svg.axis().scale(y)
    .orient("left").ticks(5);

// Define the line
var valueline = d3.svg.line()
    .x(function(d) { return x(d.date); })
    .y(function(d) { return y(d.close); });
    
// Adds the svg canvas
var svg = d3.select("body")
    .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 + ")");

// Get the data
d3.csv("data.csv", function(error, data) {
    data.forEach(function(d) {
        d.date = parseDate(d.date);
        d.close = +d.close;
    });

// Scale the range of the data
    x.domain(d3.extent(data, function(d) { return d.date; }));
    y.domain([0, d3.max(data, function(d) { return d.close; })]);

// Add the valueline path.
    svg.append("path")
        .attr("class", "line")
        .attr("d", valueline(data));

// Add the scatterplot
    svg.selectAll("dot")
        .data(data)
      .enter().append("circle")
        .attr("r", 5)
        .attr("cx", function(d) { return x(d.date); })
        .attr("cy", function(d) { return y(d.close); })
  
  .on("mouseover", function(d, i) {
      	d3.select(this).style("fill", "crimson").attr("r",10);
      
        // Should be using Ids instead of values
      	d3.selectAll("text").filter(function(e) {
          return d === e;
        })
        .style("font-size", 24)
        
        
        
        
        svg.append("text").attr({
               id: "t" + d.x + "-" + d.y + "-" + i,  // Create an id for text so we can select it later for removing on mouseout
                x: function() { return (d.x) - 30; },
                y: function() { return (d.y) - 15; }
            })
            .text(function() {
              return [d.x, d.y];  // Value of the text
            });
        
        
        
        
        
      
    	})
    	.on("mouseout", function(d) {
      	d3.select(this).transition().duration(500).style("fill", "black").attr("r",5);
        
        // Should be using Ids instead of values
      	d3.selectAll("text").filter(function(e) {
          return d === e;
        })
        .transition().duration(500)
        .style("font-size", 12)
      });

// 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);

});

</script>
</body>

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

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