View this code at http://livecoding.io/9962490
Created
April 3, 2014 20:43
-
-
Save flowstate/9962490 to your computer and use it in GitHub Desktop.
created by http://livecoding.io/3419309
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
{ | |
"libraries": [ | |
"d3" | |
], | |
"mode": "javascript", | |
"layout": "fullscreen mode (vertical)", | |
"resolution": "reset" | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
svg { | |
position: absolute; | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<div id="lexDrag"></div> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
var width = 960, | |
height = 960, | |
count = 5, | |
fill = d3.scale.category10(); | |
nodes = d3.range(count).map(Object); | |
var groupPath = function (interiorPoints) { | |
return "M" + | |
d3.geom.hull(interiorPoints.map(function (point) { return [point.x, point.y]; })) | |
.join("L") | |
+ "Z"; | |
}; | |
var groups = []; | |
groups.init = function () { | |
groups.a = Math.min(width, height); | |
groups.r = groups.a * 0.10; | |
for (i = 0; i < 4; i++) { | |
var g = []; | |
g.groupId = i; | |
g.x = width / 2; | |
g.y = height / 2; | |
var k = 0.25 * groups.a; | |
g.x += i & 2 ? k : -k; | |
g.y += i & 1 ? k : -k; | |
for (j = 0; j < 5; j++) { | |
var alpha = (2 * Math.PI * j / 5); | |
var dummy = { x: g.x + 10 * Math.sin(alpha), y: g.y + 10 * Math.cos(alpha) }; | |
g.push(dummy); | |
} | |
groups[i] = g; | |
}; | |
} | |
groups.snap = function (d) { | |
function change(d, to) { | |
if (d.groupId != null) { | |
var oldGroup = groups[d.groupId]; | |
var index = oldGroup.indexOf(d); | |
if (index >= 0) { | |
oldGroup.splice(index, 1); | |
} | |
} | |
if (to == null) { | |
d.groupId = null; | |
} else { | |
d.groupId = to.groupId; | |
to.push(d); | |
} | |
} | |
groups.forEach(function (g) { | |
var distance = Math.sqrt(Math.pow(d.x - g.x, 2) + Math.pow(d.y - g.y, 2)); | |
if (distance < groups.r) { | |
if (d.groupId != g.groupId) { | |
change(d, g); | |
} | |
} else { | |
if (d.groupId == g.groupId) { | |
change(d, null) | |
} | |
} | |
}); | |
} | |
groups.delta = function (d) { | |
function massCenter(g) { | |
var x = 0, y = 0; | |
g.forEach(function (e) { | |
x += e.x; | |
y += e.y; | |
}); | |
return { x: x / g.length, y: y / g.length }; | |
} | |
if (d.groupId == null) return 0; | |
var g = groups[d.groupId]; | |
var massCenter = massCenter(g); | |
var delta = { | |
x: g.x - massCenter.x, | |
y: g.y - massCenter.y | |
} | |
return delta; | |
} | |
groups.init(); | |
var nodeFill = function (n) { return n.groupId != null ? fill(n.groupId) : "lightgray"; }; | |
var vis = d3.select("#lexDrag").append("svg") | |
.attr("width", width) | |
.attr("height", height); | |
var force = d3.layout.force() | |
.nodes(nodes) | |
.links([]) | |
.size([width, height]) | |
.start(); | |
var node = vis.selectAll("circle.node") | |
.data(nodes) | |
.enter.append("g") | |
.attr("class", "node") | |
.call(force.drag); | |
node.append("text") | |
.attr("dx", 12) | |
.attr("dy", ".35em") | |
.text(function(data) {return "testing" + data}); | |
node.append("circle") | |
.attr("r", 8); | |
/*var node = vis.selectAll("circle.node") | |
.data(nodes) | |
.enter().append("circle") | |
.attr("class", "node") | |
.attr("cx", function (d) { return d.x; }) | |
.attr("cy", function (d) { return d.y; }) | |
.attr("r", 8) | |
.style("fill", nodeFill) | |
.style("stroke", function (d, i) { return d3.rgb(nodeFill).darker(2); }) | |
.style("stroke-width", 1.5) | |
.on("mousemove", groups.snap) | |
.call(force.drag);*/ | |
vis.style("opacity", 1e-6) | |
.transition() | |
.duration(1000) | |
.style("opacity", 1); | |
var group = vis.selectAll("path") | |
.data(groups) | |
.attr("d", groupPath) | |
.enter().insert("path", "circle") | |
.style("fill", nodeFill) | |
.style("stroke", nodeFill) | |
.style("stroke-width", 40) | |
.style("stroke-linejoin", "round") | |
.style("opacity", .2) | |
force.on("tick", function (e) { | |
nodes.forEach(function (o) { | |
if (o.groupId == null) return; | |
// pull towards the 'group' x and y | |
o.x += groups.delta(o).x * .3; | |
o.y += groups.delta(o).y * .3; | |
}); | |
node.attr("transform", function(d){return "translate(" + d.x + "," + d.y + ")"}); | |
// node.attr("cx", function (d) { return d.x; }) | |
// .attr("cy", function (d) { return d.y; }) | |
// .style("fill", nodeFill); | |
group.attr("d", groupPath); | |
}); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
{ | |
"data": [ | |
[ | |
11975, | |
5871, | |
8916, | |
2868 | |
], | |
[ | |
1951, | |
10048, | |
2060, | |
6171 | |
], | |
[ | |
8010, | |
16145, | |
8090, | |
8045 | |
], | |
[ | |
1013, | |
990, | |
940, | |
6907 | |
] | |
] | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment