vikkya/.block

## .block
license: mit

## README.md

      
    Raw
  

              README.md
            
          
    Built with blockbuilder.org
forked from vikkya's block: multiline chart

  
## index.html
<!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;
}

.legend {
    font-size: 16px;
    font-weight: bold;
    text-anchor: middle;
}

</style>
<body>

<!-- load the d3.js library -->
<script src="https://d3js.org/d3.v4.min.js"></script>

<script>

// Set the dimensions of the canvas / graph
var margin = {top: 30, right: 20, bottom: 70, left: 50},
    width = 600 - margin.left - margin.right,
    height = 300 - margin.top - margin.bottom;

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

// Define the line
var line = d3.line()
    .x(function(d) { return x(d.month); })
    .y(function(d) { return y(d.sales); });

// 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("stockes.csv", function(error, data) {
    data.forEach(function(d) {
		d.month = +d.month;
		d.sales = +d.sales;
    });

    // Scale the range of the data
    x.domain([1, d3.max(data, function(d) { return d.month; })]).nice();
    y.domain([0, d3.max(data, function(d) { return d.sales; })]).nice();
// Add the X Axis
  svg.append("g")
      .attr("class", "axis")
      .attr("transform", "translate(0," + height + ")")
      .call(d3.axisBottom(x));

  // Add the Y Axis
  svg.append("g")
      .attr("class", "axis")
      .call(d3.axisLeft(y));

    // Nest the entries by series
    var dataNest = d3.nest()
        .key(function(d) {return d.series;})
        .entries(data);

    // set the colour scale
    var color = d3.scaleOrdinal(d3.schemeCategory10);

    legendSpace = width/dataNest.length; // spacing for the legend

    // Loop through each series / key
    dataNest.forEach(function(d,i) {

        svg.append("path")
            .attr("class", "line")
            .style("stroke", function() { // Add the colours dynamically
                return d.color = color(d.key); })
            .attr("d", line(d.values));
    });


});

</script>
</body>

## stockes.csv

          
            series
            month
            sales

            
              series1
              1
              24.31

            
              series1
              2
              32.34

            
              series1
              3
              21.76

            
              series1
              4
              20.87

            
              series1
              5
              20.09

            
              series1
              6
              30.93

            
              series1
              7
              32.56

            
              series1
              8
              36.65

            
              series1
              9
              42.69

            
              series1
              10
              39.45

            
              series1
              11
              44.1

            
              series1
              12
              44.46

            
              series2
              1
              21.85

            
              series2
              2
              22.01

            
              series2
              3
              26.03

            
              series2
              4
              28.69

            
              series2
              5
              35.89

            
              series2
              6
              36.32

            
              series2
              7
              41.64

            
              series2
              8
              46.32

            
              series2
              9
              48.43

            
              series2
              10
              54.43

            
              series2
              11
              53.97

            
              series2
              12
              59.62

            
              series3
              1
              71.22

            
              series3
              2
              71.13

            
              series3
              3
              71.57

            
              series3
              4
              77.47

            
              series3
              5
              80.48

            
              series3
              6
              75.42

            
              series3
              7
              74.28

            
              series3
              8
              75.12

            
              series3
              9
              80.91

            
              series3
              10
              81.96

            
              series3
              11
              83.08

            
              series3
              12
              85.05

            
              series4
              1
              7.18

            
              series4
              2
              8.51

            
              series4
              3
              9.07

            
              series4
              4
              11.11

            
              series4
              5
              15.98

            
              series4
              6
              14.53

            
              series4
              7
              16.54

            
              series4
              8
              18.31

            
              series4
              9
              22.36

            
              series4
              10
              20.44

            
              series4
              11
              34.45

            
              series4
              12
              38.69
	<!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;
	}

	.legend {
	font-size: 16px;
	font-weight: bold;
	text-anchor: middle;
	}

	</style>
	<body>

	<!-- load the d3.js library -->
	<script src="https://d3js.org/d3.v4.min.js"></script>

	<script>

	// Set the dimensions of the canvas / graph
	var margin = {top: 30, right: 20, bottom: 70, left: 50},
	width = 600 - margin.left - margin.right,
	height = 300 - margin.top - margin.bottom;

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

	// Define the line
	var line = d3.line()
	.x(function(d) { return x(d.month); })
	.y(function(d) { return y(d.sales); });

	// 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("stockes.csv", function(error, data) {
	data.forEach(function(d) {
	d.month = +d.month;
	d.sales = +d.sales;
	});

	// Scale the range of the data
	x.domain([1, d3.max(data, function(d) { return d.month; })]).nice();
	y.domain([0, d3.max(data, function(d) { return d.sales; })]).nice();
	// Add the X Axis
	svg.append("g")
	.attr("class", "axis")
	.attr("transform", "translate(0," + height + ")")
	.call(d3.axisBottom(x));

	// Add the Y Axis
	svg.append("g")
	.attr("class", "axis")
	.call(d3.axisLeft(y));

	// Nest the entries by series
	var dataNest = d3.nest()
	.key(function(d) {return d.series;})
	.entries(data);

	// set the colour scale
	var color = d3.scaleOrdinal(d3.schemeCategory10);

	legendSpace = width/dataNest.length; // spacing for the legend

	// Loop through each series / key
	dataNest.forEach(function(d,i) {

	svg.append("path")
	.attr("class", "line")
	.style("stroke", function() { // Add the colours dynamically
	return d.color = color(d.key); })
	.attr("d", line(d.values));
	});



	});

	</script>
	</body>
series	month	sales
series1	1	24.31
series1	2	32.34
series1	3	21.76
series1	4	20.87
series1	5	20.09
series1	6	30.93
series1	7	32.56
series1	8	36.65
series1	9	42.69
series1	10	39.45
series1	11	44.1
series1	12	44.46
series2	1	21.85
series2	2	22.01
series2	3	26.03
series2	4	28.69
series2	5	35.89
series2	6	36.32
series2	7	41.64
series2	8	46.32
series2	9	48.43
series2	10	54.43
series2	11	53.97
series2	12	59.62
series3	1	71.22
series3	2	71.13
series3	3	71.57
series3	4	77.47
series3	5	80.48
series3	6	75.42
series3	7	74.28
series3	8	75.12
series3	9	80.91
series3	10	81.96
series3	11	83.08
series3	12	85.05
series4	1	7.18
series4	2	8.51
series4	3	9.07
series4	4	11.11
series4	5	15.98
series4	6	14.53
series4	7	16.54
series4	8	18.31
series4	9	22.36
series4	10	20.44
series4	11	34.45
series4	12	38.69