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Yuting-Lab-slopechart #3

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YutingHan Feb 21, 2019
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YutingHan Feb 21, 2019
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Update README.md
YutingHan Feb 21, 2019
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4 changes: 4 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
@@ -1,4 +1,8 @@
# Lab -- Making a Slopechart
Working Link
-------
https://yutinghan.github.io/lab-slopechart/index


Slopecharts are incredibly useful for comparing multiple values across two points in time.

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204 changes: 203 additions & 1 deletion index.html
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@@ -1,6 +1,208 @@
<script src="https://d3js.org/d3.v5.min.js"></script>

<svg width="800", height="600"></svg>
<script>
console.log(d3); // test if d3 is loaded
// Insert slopegraph here
// Select your SVG and get variables needed for scales
var svg = d3.select("svg"),
width = +svg.attr("width"),
height = +svg.attr("height"),
gVertical = svg.append("g");
gTotal=svg.append("g");
gFT=svg.append("g");
gPT=svg.append("g");
gMS=svg.append("g");
gPhD=svg.append("g");
gTimespan=svg.append("g");
var margin=50;
d3.csv("wpi-cs-grads.csv").then(function(data) {

//map the data
sdata=data;
sdata=sdata.map(function(row){
return{
Timespan: row.Timespan,
Total:+row.Total,
FT:+row.FT,
PT:+row.PT,
MS:+row.MS,
PhD:+row.PhD
}
});
//s1data = the sdata deleted the last row
s1data=sdata.slice(0,sdata.length-1)
console.log(sdata.slice(0,sdata.length-1));
console.log(data);


//color
var colorScale=d3.schemeCategory10;

var yscale = d3.scaleLinear()
.domain([0,160])
.range( [margin,height-margin] );
console.log(height);

var xscale=d3.scaleLinear()
.domain([0,5])
.range([margin,width-margin]);


//draw verticle lines
var lineVertical=gVertical.selectAll("line")
.data(sdata).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",margin)
.attr("x2",function(d,i){return xscale(i)})
.attr("y2",height-margin)
.attr("stroke","grey")
.attr("stroke-width",1)
//Write TimeSpan
var TextTimeSpan=gTimespan.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return xscale(i)})
.attr("y",height+20-margin)
.attr("fill","grey")
.attr("text-anchor","middle")
.text(function(d,i){return d.Timespan})

//Total
var lineTotal=gTotal.selectAll("line")
.data(s1data).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",function(d){return yscale(d.Total)})
.attr("x2",function(d,i){return xscale(i+1)})
.attr("y2",function(d,i){return yscale(sdata[i+1].Total)})
.attr("stroke",colorScale[0])
.attr("stroke-width",1)


var circleTotal=gTotal.selectAll("circle")
.data(sdata).enter().append("circle")
.attr("cx",function(d,i){return xscale(i)})
.attr("cy",function(d){return yscale(d.Total)})
.attr("r",5)
.attr("fill",colorScale[0])

var textTotal=gTotal.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return 5+xscale(i)})
.attr("y",function(d){return yscale(d.Total)})
.text(function(d,i){return "Total "+d.Total})
.attr("fill",colorScale[0])



//FT
var lineFT=gFT.selectAll("line")
.data(s1data).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",function(d){return yscale(d.FT)})
.attr("x2",function(d,i){return xscale(i+1)})
.attr("y2",function(d,i){return yscale(sdata[i+1].FT)})
.attr("stroke",colorScale[1])
.attr("stroke-width",1)


var circleFT=gFT.selectAll("circle")
.data(sdata).enter().append("circle")
.attr("cx",function(d,i){return xscale(i)})
.attr("cy",function(d){return yscale(d.FT)})
.attr("r",5)
.attr("fill",colorScale[1])

var textFT=gFT.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return 5+xscale(i)})
.attr("y",function(d){return yscale(d.FT)})
.text(function(d,i){return "FT "+d.FT})
.attr("fill",colorScale[1])


//PT
var linePT=gPT.selectAll("line")
.data(s1data).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",function(d){return yscale(d.PT)})
.attr("x2",function(d,i){return xscale(i+1)})
.attr("y2",function(d,i){return yscale(sdata[i+1].PT)})
.attr("stroke",colorScale[2])
.attr("stroke-width",1)


var circlePT=gPT.selectAll("circle")
.data(sdata).enter().append("circle")
.attr("cx",function(d,i){return xscale(i)})
.attr("cy",function(d){return yscale(d.PT)})
.attr("r",5)
.attr("fill",colorScale[2])

var textPT=gPT.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return 5+xscale(i)})
.attr("y",function(d){return yscale(d.PT)})
.text(function(d,i){return "FT "+d.PT})
.attr("fill",colorScale[2])



//MS
var lineMS=gMS.selectAll("line")
.data(s1data).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",function(d){return yscale(d.MS)})
.attr("x2",function(d,i){return xscale(i+1)})
.attr("y2",function(d,i){return yscale(sdata[i+1].MS)})
.attr("stroke",colorScale[3])
.attr("stroke-width",1)


var circleMS=gMS.selectAll("circle")
.data(sdata).enter().append("circle")
.attr("cx",function(d,i){return xscale(i)})
.attr("cy",function(d){return yscale(d.MS)})
.attr("r",5)
.attr("fill",colorScale[3])

var textMS=gMS.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return 5+xscale(i)})
.attr("y",function(d){return yscale(d.MS)})
.text(function(d,i){return "MS "+d.MS})
.attr("fill",colorScale[3])


//PhD
var linePhD=gPhD.selectAll("line")
.data(s1data).enter().append("line")
.attr("x1",function(d,i){return xscale(i)})
.attr("y1",function(d){return yscale(d.PhD)})
.attr("x2",function(d,i){return xscale(i+1)})
.attr("y2",function(d,i){return yscale(sdata[i+1].PhD)})
.attr("stroke",colorScale[4])
.attr("stroke-width",1)


var circlePhD=gPhD.selectAll("circle")
.data(sdata).enter().append("circle")
.attr("cx",function(d,i){return xscale(i)})
.attr("cy",function(d){return yscale(d.PhD)})
.attr("r",5)
.attr("fill",colorScale[4])

var textPhD=gPhD.selectAll("text")
.data(sdata).enter().append("text")
.attr("x",function(d,i){return 5+xscale(i)})
.attr("y",function(d){return yscale(d.PhD)})
.text(function(d,i){return "PhD "+d.PhD})
.attr("fill",colorScale[4])

});







</script>