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Sketchy Charts with D3
Raw
readme.md

d3.sketchy

Sloppy circles, uneven lines, poorly filled rectangles, slightly mismatched colors.

Raw
d3.sketchy.js
d3.sketchy = {};
d3.sketchy.circle = function(selection) {
var r = 5, c = [0,0], w = 2, fillColor = "red", strokeColor = "black";
function d3_sketchyCircle(selection) {
selection.append("circle").attr("class", "sketchy").attr("r", r).attr("cx", c[0]).attr("cy", c[1]).style("fill", fillColor)
r = r * 1.5;
//divide width by two to get the offset
var z = w /2;
var gCirclePoints = [];
gCirclePoints.push([c[0],c[1] + r - (r * .35)]);
gCirclePoints.push([c[0],c[1] + r - (r * .25)]);
gCirclePoints.push([c[0] + (r + (z * .375)) * .3,c[1] + (r - (r * .25)) * .9]);
gCirclePoints.push([c[0] + (r * .9) + (z * .375),c[1] - (r * .1)]);
gCirclePoints.push([c[0],c[1] - (r * 1) - (z * .5)]);
gCirclePoints.push([c[0] - (r * .9) - (z * .35),c[1] - (r * .1)]);
gCirclePoints.push([c[0] - (r + (z * .95)) * .4,c[1] + (r - (r * .25)) * .9]);
gCirclePoints.push([c[0],c[1] + (r * .9) + (z) - (r * .25)]);
gCirclePoints.push([c[0],c[1] + (r * .9) - (z) - (r * .25)]);
gCirclePoints.push([c[0] - (r - (z * .95)) * .3,c[1] + (r - (r * .25)) * .9]);
gCirclePoints.push([c[0] - (r * .9) + (z * .75),c[1] - (r * .1)]);
gCirclePoints.push([c[0],c[1] - (r * 1) + (z * .5)]);
gCirclePoints.push([c[0] + (r * .9) - (z * .375),c[1] - (r * .1)]);
gCirclePoints.push([c[0] + (r - (z * .375)) * .3,c[1] + (r - (r * .25)) * .9]);
gCirclePoints.push([c[0],c[1] + r - (r * .35)]);
sketchyC = d3.svg.line()
.x(function(d,i) {
return d[0]
})
.y(function(d) {
return d[1]
})
.interpolate("basis")
selection.append("path").attr("class", "sketchy").attr("d", sketchyC(gCirclePoints)).style("stroke", "none").style("fill", strokeColor)
return this;
}
d3_sketchyCircle.radius = function(data) {
if (!arguments.length) return r;
r = data;
return this;
}
d3_sketchyCircle.cx = function(data) {
if (!arguments.length) return c[0];
c[0] = data;
return this;
}
d3_sketchyCircle.cy = function(data) {
if (!arguments.length) return c[1];
c[1] = data;
return this;
}
d3_sketchyCircle.fill = function(data) {
if (!arguments.length) return fillColor;
fillColor = data;
return this;
}
d3_sketchyCircle.stroke = function(data) {
if (!arguments.length) return strokeColor;
strokeColor = data;
return this;
}
d3_sketchyCircle.strokeWidth = function(data) {
if (!arguments.length) return w;
w = data;
return this;
}
return d3_sketchyCircle;
}
d3.sketchy.rect = function(selection) {
var rh = 50,rw = 10,w = 2,c = [0,0],fillColor = "red",strokeColor="black",jostle = 0;
function d3_sketchyRect(selection) {
selection.append("rect").attr("class", "sketchy").attr("x", c[0]).attr("y", c[1]).attr("height", rh).attr("width", rw).style("fill", fillColor)
var randomJostle = d3.scale.linear().domain([0,1]).range([-jostle,jostle]);
var j = [];
j.push(randomJostle(Math.random()));
j.push(randomJostle(Math.random()));
j.push(randomJostle(Math.random()));
j.push(randomJostle(Math.random()));
j.push(randomJostle(Math.random()));
j.push(randomJostle(Math.random()));
//divide width by two to get the offset
var z = w /2;
var gRectPoints = [];
gRectPoints.push([c[0] + (z),c[1] + rh]);
gRectPoints.push([c[0] - (z),c[1] + rh]);
gRectPoints.push([c[0] - (z * .55) + j[0],c[1] - (z * .55) + j[1]]);
gRectPoints.push([c[0] + rw + (z * .35) + j[2],c[1] - (z * .35) + j[3]]);
gRectPoints.push([c[0] + rw + (z * .25) + j[4],c[1] + rh + (z * .25) + j[5]]);
gRectPoints.push([c[0] + (z),c[1] + rh + (z * .1)]);
gRectPoints.push([c[0] + (z),c[1] + rh - (z * .1)]);
gRectPoints.push([c[0] + rw - (z * .25) + j[4],c[1] + rh - (z * .25) + j[5]]);
gRectPoints.push([c[0] + rw - (z * .35) + j[2],c[1] + (z * .35) + j[3]]);
gRectPoints.push([c[0] + (z * .55) + j[0],c[1] + (z * .55) + j[1]]);
gRectPoints.push([c[0] + (z),c[1] + rh]);
sketchyC = d3.svg.line()
.x(function(d,i) {
return d[0]
})
.y(function(d) {
return d[1]
})
.interpolate("linear")
selection.append("path").attr("class", "sketchy").attr("d", sketchyC(gRectPoints)).style("stroke", "none").style("fill", strokeColor)
return this;
}
d3_sketchyRect.height = function(data) {
if (!arguments.length) return rh;
rh = data;
return this;
}
d3_sketchyRect.width = function(data) {
if (!arguments.length) return rw;
rw = data;
return this;
}
d3_sketchyRect.x = function(data) {
if (!arguments.length) return c[0];
c[0] = data;
return this;
}
d3_sketchyRect.y = function(data) {
if (!arguments.length) return c[1];
c[1] = data;
return this;
}
d3_sketchyRect.fill = function(data) {
if (!arguments.length) return fillColor;
fillColor = data;
return this;
}
d3_sketchyRect.stroke = function(data) {
if (!arguments.length) return strokeColor;
strokeColor = data;
return this;
}
d3_sketchyRect.strokeWidth = function(data) {
if (!arguments.length) return w;
w = data;
return this;
}
d3_sketchyRect.jostle = function(data) {
if (!arguments.length) return jostle;
jostle = data;
return this;
}
return d3_sketchyRect;
}
d3.sketchy.randomColor = function(baseColor,range) {
var hslBase = d3.hsl(baseColor)
hslBase.h = hslBase.h + (Math.floor(Math.random() * (range * 255)) - Math.floor(range / 2));
hslBase.s = hslBase.s + (Math.floor(Math.random() * range) - Math.floor(range / 2));
hslBase.l = hslBase.l + (Math.floor(Math.random() * range) - Math.floor(range / 2));
return hslBase.toString();
}
Raw
index.html
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Awesome Charting</title>
<meta charset="utf-8" />
</head>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script src="d3.sketchy.js"></script>
<script src="http://d3js.org/colorbrewer.v1.min.js"></script>
<style>
rect.extent {
fill: gray;
}
</style>
<body onload="sketchyDashboard()">
<footer>
<script>
function sketchyDashboard() {
d3.select("body").append("svg").attr("id", "leftSVG").style("width", "50%").style("height", "40%").style("background", "#FCFCFC");
d3.select("body").append("svg").attr("id", "rightSVG").style("width", "50%").style("height", "40%").style("background", "#FCFCFC");
d3.select("body").append("div").attr("id", "brush").style("overflow", "auto").style("width", "100%").style("height", "40%").style("background", "#FCFCFC");
window.onresize = function(event) {
redraw();
}
function hover(hoverD) {
d3.selectAll("circle.pack").filter(function (d) {return d == hoverD}).style("fill", d3.sketchy.randomColor("blue",.05));
d3.selectAll("g.bar > rect").filter(function (d) {return d == hoverD}).style("fill", d3.sketchy.randomColor("blue",.05));
d3.selectAll("g.bar > rect").filter(function (d) {return d.values.indexOf(hoverD) > -1}).style("fill", d3.sketchy.randomColor("blue",.05));
}
function mouseOut() {
d3.selectAll("circle.pack").style("fill", function(d) {return d3.sketchy.randomColor(depthScale(d.depth),.04)});
d3.selectAll("g.bar > rect").style("fill", d3.sketchy.randomColor("teal",.02)).style("stroke-width", 0);
}
d3.json("tweets.json",function(error,data) {main(data.tweets)});
function main(incData) {
var nestedTweets = d3.nest()
.key(function (el) {return el.user})
.entries(incData);
packableTweets = {id: "root", values: nestedTweets}
createBar(nestedTweets, "#rightSVG");
createPack(packableTweets, "#leftSVG");
createBrush(incData);
redraw();
}
function createBrush(incData) {
timeRange = d3.extent(incData.map(function(d) {return new Date(d.timestamp)}));
timeScale = d3.time.scale().domain(timeRange).range([0,1000]);
timeAxis = d3.svg.axis()
.scale(timeScale)
.orient('bottom')
.ticks(d3.time.hours, 2)
.tickFormat(d3.time.format('%I%p'));
timeBrush = d3.svg.brush()
.x(timeScale)
.on("brush", brushed);
var brushSVG = d3.select("#brush").append("svg").attr("height", "100%").attr("width", "100%");
brushSVG.append("g").attr("transform", "translate(0,100)").attr("id", "brushAxis").call(timeAxis);
brushSVG.append("g").attr("transform", "translate(0,50)").attr("id", "brushG").call(timeBrush)
.selectAll("rect").attr("height", 50);
function brushed() {
var rightSize = canvasSize("#rightSVG");
var e = timeBrush.extent();
d3.selectAll("g.pack").filter(function(d){return d.depth == 2})
.style("display", function (d) {
return new Date(d.timestamp) >= e[0] && new Date(d.timestamp) <= e[1] ? "block" : "none"
});
d3.select("#rightSVG")
.selectAll("g.bar")
.each(function (d,i) {
d3.select(this).selectAll("*").remove();
var x = barXScale(d.key) + 5;
var y = barYScale(filteredLength(d));
var rw = barXScale.rangeBand() - 5;
var rh = rightSize[1] - barYScale(filteredLength(d));
var sketchyBar = d3.sketchy.rect();
sketchyBar
.height(rh)
.width(rw)
.x(x)
.y(y)
.fill(d3.sketchy.randomColor("teal",.02))
.stroke("black")
.strokeWidth(10)
.jostle(5)
d3.select(this).call(sketchyBar);
})
gnarlifyBar();
function filteredLength(d) {
var filteredValues = d.values.filter(function (p) {
return new Date(p.timestamp) >= e[0] && new Date(p.timestamp) <= e[1]
})
return filteredValues.length;
}
}
}
function canvasSize(targetElement) {
var newHeight = parseFloat(d3.select(targetElement).node().clientHeight);
var newWidth = parseFloat(d3.select(targetElement).node().clientWidth);
return [newWidth,newHeight];
}
function redraw() {
var leftSize = canvasSize("#leftSVG");
packChart.size(leftSize)
d3.select("#leftSVG")
.selectAll("g")
.data(packChart(packableTweets));
gnarlifyPack();
gnarlifyBar();
var rectNumber = d3.select("#rightSVG").selectAll("g.bar").size();
var rectData = d3.select("#rightSVG").selectAll("g.bar").data();
var rectMax = d3.max(rectData, function(d) {return d.values.length});
var rightSize = canvasSize("#rightSVG");
barXScale = d3.scale.ordinal().domain(rectData.map(function(d){return d.key})).rangeBands([0, rightSize[0]]);
barYScale = d3.scale.linear()
.domain([0, rectMax])
.range([rightSize[1],20])
timeTickScale = d3.scale.linear().domain([0,1000]).rangeRound([10,1]).clamp(true);
var bExtent = timeBrush.extent();
timeScale.range([0,rightSize[0] + leftSize[0]]);
timeAxis.scale(timeScale).ticks(d3.time.hours, timeTickScale((rightSize[0] + leftSize[0])));
timeBrush.x(timeScale);
d3.select("#rightSVG")
.selectAll("g.bar")
.each(function (d,i) {
d3.select(this).selectAll("*").remove();
var x = barXScale(d.key) + 5;
var y = barYScale(d.values.length);
var rw = barXScale.rangeBand() - 5;
var rh = rightSize[1] - barYScale(d.values.length);
var sketchyBar = d3.sketchy.rect();
sketchyBar
.height(rh)
.width(rw)
.x(x)
.y(y)
.fill(d3.sketchy.randomColor("teal",.02))
.stroke("black")
.strokeWidth(10)
.jostle(5)
d3.select(this).call(sketchyBar);
})
d3.select("#brushAxis").call(timeAxis);
d3.select("#brushG").call(timeBrush.extent(bExtent)) ;
}
function createBar(incData,targetSVG) {
d3.select(targetSVG).selectAll("g").data(incData)
.enter()
.append("g")
.attr("class", "bar")
.on("mouseover", hover)
.on("mouseout", mouseOut);
}
function createPack(incData,targetSVG) {
depthScale = d3.scale.quantize().domain([0,1,2]).range(colorbrewer.Reds[3]);
packChart = d3.layout.pack();
packChart.size([500,500])
.children(function(d) {return d.values})
.value(function(d) {return 1})
d3.select(targetSVG)
.append("g")
.attr("transform", "translate(0,0)")
.selectAll("g")
.data(packChart(incData))
.enter()
.append("g")
.attr("class", "pack")
.on("mouseover", hover)
.on("mouseout", mouseOut)
.append("circle")
.attr("class", "pack")
}
function gnarlify(d,i) {
d3.select(this).selectAll("*").remove();
var randomWidth = d3.scale.linear().domain([0,1]).range([10,20]);
var sketchyCircle = d3.sketchy.circle();
sketchyCircle
.radius(d.r)
.cx(d.x)
.cy(d.y)
.fill(d3.sketchy.randomColor(depthScale(d.depth),.05))
.stroke("black")
.strokeWidth(randomWidth(Math.random()));
d3.select(this).call(sketchyCircle);
d3.select(this).select("circle").attr("class", "pack")
}
function gnarlifyPack() {
d3.selectAll("g.pack").each(gnarlify);
}
function gnarlifyBar() {
d3.select("#brushG").select("path.sketchy").remove();
var x = parseInt(d3.selectAll("#brushG").select("rect.extent").attr("x"));
var y = 0;
var rw = parseInt(d3.selectAll("#brushG").select("rect.extent").attr("width"));
var rh = parseInt(d3.selectAll("#brushG").select("rect.extent").attr("height"));
var sketchyBrush = d3.sketchy.rect();
sketchyBrush
.height(rh)
.width(rw)
.x(x)
.y(y)
.stroke("black")
.strokeWidth(10)
.jostle(5)
d3.select("#brushG").call(sketchyBrush);
d3.select("#brushG").select("rect.sketchy").remove();
d3.select("#brushG").select("path.sketchy").style("pointer-events","none");
d3.select("#brushG").select("rect.extent").style("fill", d3.sketchy.randomColor("pink",.075))
}
}
</script>
</footer>
</body>
</html>
Raw
tweets.json
{
"tweets": [
{"user": "Al", "content": "I really love seafood.", "timestamp": " Mon Dec 23 2013 21:30 GMT-0800 (PST)", "retweets": ["Raj","Pris","Roy"], "favorites": ["Sam"]},
{"user": "Al", "content": "I take that back, this doesn't taste so good.", "timestamp": "Mon Dec 23 2013 21:55 GMT-0800 (PST)", "retweets": ["Roy"], "favorites": []},
{"user": "Al", "content": "From now on, I'm only eating cheese sandwiches.", "timestamp": "Mon Dec 23 2013 22:22 GMT-0800 (PST)", "retweets": [], "favorites": ["Roy","Sam"]},
{"user": "Roy", "content": "Great workout!", "timestamp": " Mon Dec 23 2013 7:20 GMT-0800 (PST)", "retweets": [], "favorites": []},
{"user": "Roy", "content": "Spectacular oatmeal!", "timestamp": " Mon Dec 23 2013 7:23 GMT-0800 (PST)", "retweets": [], "favorites": []},
{"user": "Roy", "content": "Amazing traffic!", "timestamp": " Mon Dec 23 2013 7:47 GMT-0800 (PST)", "retweets": [], "favorites": []},
{"user": "Roy", "content": "Just got a ticket for texting and driving!", "timestamp": " Mon Dec 23 2013 8:05 GMT-0800 (PST)", "retweets": [], "favorites": ["Sam", "Sally", "Pris"]},
{"user": "Pris", "content": "Going to have some boiled eggs.", "timestamp": " Mon Dec 23 2013 18:23 GMT-0800 (PST)", "retweets": [], "favorites": ["Sally"]},
{"user": "Pris", "content": "Maybe practice some gymnastics.", "timestamp": " Mon Dec 23 2013 19:47 GMT-0800 (PST)", "retweets": [], "favorites": ["Sally"]},
{"user": "Sam", "content": "@Roy Let's get lunch", "timestamp": " Mon Dec 23 2013 11:05 GMT-0800 (PST)", "retweets": ["Pris"], "favorites": ["Sally", "Pris"]}
]
}
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