<!DOCTYPE html>
<head>
<meta charset="utf-8">
<title>Kobe Bryant 2012-13 Game Log Line Graph</title>
<style>
body {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.legend-box {
cursor: pointer;
}
.line {
fill: none;
stroke: steelblue;
stroke-width: 1.5px;
}
</style>
</head>
<body>
<script src="http://d3js.org/d3.v3.js"></script>
<script>
var margin = {top: 20, right: 80, bottom: 30, left: 50},
width = 960 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
var parseDate = d3.time.format("%Y-%m-%d").parse;
var xScale = d3.time.scale()
.range([0, width]);
var yScale = d3.scale.linear()
.range([height, 0]);
var color = d3.scale.category20();
var xAxis = d3.svg.axis()
.scale(xScale)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(yScale)
.orient("left");
var line = d3.svg.line()
.interpolate("monotone")
.x(function(d) { return xScale(d.date); })
.y(function(d) { return yScale(d.stat); });
var maxY;
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 + ")");
d3.csv("kobegamelog.csv", function(error, data) {
color.domain(d3.keys(data[0]).filter(function(key) {
var exclude = ["Rk","G","Date","Age","Tm","","Opp","","GS"], // blacklist
include = ["MP","FG","FGA","FG%","3P","3PA","FT","FTA",
"ORB","DRB","TRB","AST","STL","BLK","TOV","PF","PTS","GmSc"]; // whitelist
return (include.indexOf(key) >= 0);
}));
data.forEach(function(d) {
d.Date = parseDate(d.Date);
});
var categories = color.domain().map(function(name) {
return {
name: name,
values: data.map(function(d) {
return {
date: d.Date,
stat: parseFloat(d[name]),
result: d.Res,
opponent: d.Opp,
};
}),
visible: (name === "PTS" ? true : false)
};
});
xScale.domain(d3.extent(data, function(d) { return d.Date; }));
yScale.domain([0,
d3.max(categories, function(c) { return d3.max(c.values, function(v) { return v.stat; }); })
]);
// draw line graph
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis);
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 6)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("Stat");
var statistic = svg.selectAll(".statistic")
.data(categories)
.enter().append("g")
.attr("class", "statistic");
statistic.append("path")
.attr("class", "line")
.attr("id", function(d) {
return "line-" + d.name.replace("%", "P");
})
.attr("d", function(d) {
return d.visible ? line(d.values) : null;
})
.style("stroke", function(d) { return color(d.name); });
// draw legend
statistic.append("rect")
.attr("height",10)
.attr("width", 25)
.attr("x",width+10)
.attr("y",function(d,i) {return i * 20 - 8;})
.attr("stroke", function(d) { return color(d.name); })
.attr("fill",function(d) {
return d.visible ? color(d.name) : "white";
})
.attr("class", "legend-box")
.on("click", function(d){
d.visible = !d.visible;
maxY = findMaxY(categories);
yScale.domain([0,maxY]);
svg.select(".y.axis")
.transition()
.call(yAxis);
statistic.select("path").transition()
.attr("d", function(d){
return d.visible ? line(d.values) : null;
})
statistic.select("rect")
.transition()
.attr("fill", function(d) {
return d.visible ? color(d.name) : "white";
});
})
.on("mouseover", function(d){
d3.select("#line-" + d.name.replace("%", "P"))
.transition()
.style("stroke-width", 3);
})
.on("mouseout", function(d){
d3.select("#line-" + d.name.replace("%", "P"))
.transition()
.style("stroke-width", 1.5);
})
statistic.append("text")
.attr("x", function (d) {
return width + 25 + 15
})
.attr("y", function(d,i) {
return i * 20;
})
.text(function(d) { return d.name; })
});
function findMaxY(data){
var maxValues = data.map(function(d) {
if (d.visible){
return d3.max(d.values, function(value) {
return value.stat; })
}
});
return d3.max(maxValues);
}
</script>
</html>