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bentwonk/fish2.js

Created April 27, 2012 23:31
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d3 force graph with fish eye, pan and zoom, and custom tool tip
Raw
fish2.js
var w = 1600,
h = 800,
fill = d3.scale.category20()
trans=[0,0]
scale=1;
var fisheye = d3.fisheye()
.radius(100)
.power(3);
var vis = d3.select("#chart")
.append("svg:svg")
.attr("width", w)
.attr("height", h)
.attr("pointer-events", "all")
.append('svg:g')
.call(d3.behavior.zoom().on("zoom", redraw))
.append('svg:g');
vis.append('svg:rect')
.attr('width', w)
.attr('height', h)
.attr('fill', 'white');
function redraw() {
trans=d3.event.translate;
scale=d3.event.scale;
vis.attr("transform",
"translate(" + trans + ")"
+ " scale(" + scale + ")");
}
var draw = function(json) {
var force = d3.layout.force()
.charge(-120)
.linkDistance(30)
.nodes(json.nodes)
.links(json.links)
.size([w, h]);
//.start();
var link = vis.selectAll("line.link")
.data(json.links)
.enter().append("svg:line")
.attr("class", "link")
.style("stroke-width", function(d) { return Math.sqrt(d.value); })
.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
var node = vis.selectAll("circle.node")
.data(json.nodes)
.enter().append("svg:circle")
.attr("class", "node")
.attr("cx", function(d) { return d.x; })
.attr("cy", function(d) { return d.y; })
.attr("r", 5)
.style("fill", function(d) { return fill(d.group); })
.on("click", click)
.on ("mouseover",mover)
.on ("mouseout",mout)
;
// .call(force.drag);
var n = data.nodes.length;
vis.style("opacity", 1e-6)
.transition()
.duration(1000)
.style("opacity", 1);
force.start();
for (var i = n; i > 0; --i) force.tick();
force.stop();
// Test on click.
function click(d) {
console.log("click");
}
function mover(d) {
$("#pop-up").fadeOut(100,function () {
// Popup content
$("#pop-up-title").html("M: text ");
$("#pop-img").html("23");
$("#pop-desc").html("M+T: text text test");
// Popup position
var popLeft = (d.x*scale)+trans[0]+20;//lE.cL[0] + 20;
var popTop = (d.y*scale)+trans[1]+20;//lE.cL[1] + 70;
$("#pop-up").css({"left":popLeft,"top":popTop});
$("#pop-up").fadeIn(100);
});
}
function mout(d) {
$("#pop-up").fadeOut(50);
d3.select(this).attr("fill","url(#ten1)");
}
vis.on("mousemove", function() {
fisheye.center(d3.mouse(this));
node
.each(function(d) { d.display = fisheye(d); })
.attr("cx", function(d) { return d.display.x; })
.attr("cy", function(d) { return d.display.y; })
.attr("r", function(d) { return d.display.z * 4.5; });
link
.attr("x1", function(d) { return d.source.display.x; })
.attr("y1", function(d) { return d.source.display.y; })
.attr("x2", function(d) { return d.target.display.x; })
.attr("y2", function(d) { return d.target.display.y; });
});
};
var data = {"nodes":[{"name":"Myriel","group":1},{"name":"Napoleon","group":1},{"name":"Mlle.Baptistine","group":1},{"name":"Mme.Magloire","group":1},{"name":"CountessdeLo","group":1},{"name":"Geborand","group":1},{"name":"Champtercier","group":1},{"name":"Cravatte","group":1},{"name":"Count","group":1},{"name":"OldMan","group":1},{"name":"Labarre","group":2},{"name":"Valjean","group":2},{"name":"Marguerite","group":3},{"name":"Mme.deR","group":2},{"name":"Isabeau","group":2},{"name":"Gervais","group":2},{"name":"Tholomyes","group":3},{"name":"Listolier","group":3},{"name":"Fameuil","group":3},{"name":"Blacheville","group":3},{"name":"Favourite","group":3},{"name":"Dahlia","group":3},{"name":"Zephine","group":3},{"name":"Fantine","group":3},{"name":"Mme.Thenardier","group":4},{"name":"Thenardier","group":4},{"name":"Cosette","group":5},{"name":"Javert","group":4},{"name":"Fauchelevent","group":0},{"name":"Bamatabois","group":2},{"name":"Perpetue","group":3},{"name":"Simplice","group":2},{"name":"Scaufflaire","group":2},{"name":"Woman1","group":2},{"name":"Judge","group":2},{"name":"Champmathieu","group":2},{"name":"Brevet","group":2},{"name":"Chenildieu","group":2},{"name":"Cochepaille","group":2},{"name":"Pontmercy","group":4},{"name":"Boulatruelle","group":6},{"name":"Eponine","group":4},{"name":"Anzelma","group":4},{"name":"Woman2","group":5},{"name":"MotherInnocent","group":0},{"name":"Gribier","group":0},{"name":"Jondrette","group":7},{"name":"Mme.Burgon","group":7},{"name":"Gavroche","group":8},{"name":"Gillenormand","group":5},{"name":"Magnon","group":5},{"name":"Mlle.Gillenormand","group":5},{"name":"Mme.Pontmercy","group":5},{"name":"Mlle.Vaubois","group":5},{"name":"Lt.Gillenormand","group":5},{"name":"Marius","group":8},{"name":"BaronessT","group":5},{"name":"Mabeuf","group":8},{"name":"Enjolras","group":8},{"name":"Combeferre","group":8},{"name":"Prouvaire","group":8},{"name":"Feuilly","group":8},{"name":"Courfeyrac","group":8},{"name":"Bahorel","group":8},{"name":"Bossuet","group":8},{"name":"Joly","group":8},{"name":"Grantaire","group":8},{"name":"MotherPlutarch","group":9},{"name":"Gueulemer","group":4},{"name":"Babet","group":4},{"name":"Claquesous","group":4},{"name":"Montparnasse","group":4},{"name":"Toussaint","group":5},{"name":"Child1","group":10},{"name":"Child2","group":10},{"name":"Brujon","group":4},{"name":"Mme.Hucheloup","group":8}],"links":[{"source":1,"target":0,"value":1},{"source":2,"target":0,"value":8},{"source":3,"target":0,"value":10},{"source":3,"target":2,"value":6},{"source":4,"target":0,"value":1},{"source":5,"target":0,"value":1},{"source":6,"target":0,"value":1},{"source":7,"target":0,"value":1},{"source":8,"target":0,"value":2},{"source":9,"target":0,"value":1},{"source":11,"target":10,"value":1},{"source":11,"target":3,"value":3},{"source":11,"target":2,"value":3},{"source":11,"target":0,"value":5},{"source":12,"target":11,"value":1},{"source":13,"target":11,"value":1},{"source":14,"target":11,"value":1},{"source":15,"target":11,"value":1},{"source":17,"target":16,"value":4},{"source":18,"target":16,"value":4},{"source":18,"target":17,"value":4},{"source":19,"target":16,"value":4},{"source":19,"target":17,"value":4},{"source":19,"target":18,"value":4},{"source":20,"target":16,"value":3},{"source":20,"target":17,"value":3},{"source":20,"target":18,"value":3},{"source":20,"target":19,"value":4},{"source":21,"target":16,"value":3},{"source":21,"target":17,"value":3},{"source":21,"target":18,"value":3},{"source":21,"target":19,"value":3},{"source":21,"target":20,"value":5},{"source":22,"target":16,"value":3},{"source":22,"target":17,"value":3},{"source":22,"target":18,"value":3},{"source":22,"target":19,"value":3},{"source":22,"target":20,"value":4},{"source":22,"target":21,"value":4},{"source":23,"target":16,"value":3},{"source":23,"target":17,"value":3},{"source":23,"target":18,"value":3},{"source":23,"target":19,"value":3},{"source":23,"target":20,"value":4},{"source":23,"target":21,"value":4},{"source":23,"target":22,"value":4},{"source":23,"target":12,"value":2},{"source":23,"target":11,"value":9},{"source":24,"target":23,"value":2},{"source":24,"target":11,"value":7},{"source":25,"target":24,"value":13},{"source":25,"target":23,"value":1},{"source":25,"target":11,"value":12},{"source":26,"target":24,"value":4},{"source":26,"target":11,"value":31},{"source":26,"target":16,"value":1},{"source":26,"target":25,"value":1},{"source":27,"target":11,"value":17},{"source":27,"target":23,"value":5},{"source":27,"target":25,"value":5},{"source":27,"target":24,"value":1},{"source":27,"target":26,"value":1},{"source":28,"target":11,"value":8},{"source":28,"target":27,"value":1},{"source":29,"target":23,"value":1},{"source":29,"target":27,"value":1},{"source":29,"target":11,"value":2},{"source":30,"target":23,"value":1},{"source":31,"target":30,"value":2},{"source":31,"target":11,"value":3},{"source":31,"target":23,"value":2},{"source":31,"target":27,"value":1},{"source":32,"target":11,"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draw(data);
Raw
fisheye.js
(function() {
d3.fisheye = function() {
var radius = 200,
power = 2,
k0,
k1,
center = [0, 0];
function fisheye(d) {
var dx = d.x - center[0],
dy = d.y - center[1],
dd = Math.sqrt(dx * dx + dy * dy);
if (dd >= radius) return {x: d.x, y: d.y, z: 1};
var k = k0 * (1 - Math.exp(-dd * k1)) / dd * .75 + .25;
return {x: center[0] + dx * k, y: center[1] + dy * k, z: Math.min(k, 10)};
}
function rescale() {
k0 = Math.exp(power);
k0 = k0 / (k0 - 1) * radius;
k1 = power / radius;
return fisheye;
}
fisheye.radius = function(_) {
if (!arguments.length) return radius;
radius = +_;
return rescale();
};
fisheye.power = function(_) {
if (!arguments.length) return power;
power = +_;
return rescale();
};
fisheye.center = function(_) {
if (!arguments.length) return center;
center = _;
return fisheye;
};
return rescale();
};
})();
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<title>Fish 2</title>
<script type="text/javascript" src="http://mbostock.github.com/d3/d3.js?1.29.1"></script>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<style type="text/css">
circle.node {
stroke: #fff;
stroke-width: 1.5px;
}
line.link {
stroke: #999;
stroke-opacity: .6;
}
div#pop-up {
display: none;
position:absolute;
color: white;
font-size: 14px;
background: rgba(0,0,0,0.5);
padding: 5px 10px 5px 10px;
-moz-border-radius: 8px 8px;
border-radius: 8px 8px;
}
div#pop-up-title {
font-size: 15px;
width:200px;
margin-bottom: 4px;
font-weight: bolder;
}
div#pop-up-content {
font-size: 12px;
}
div#pop-desc {
width: 100px;
}
div#pop-img {
font-size: 30px;
font-weight: bolder;
}
</style>
</head>
<body>
<div id="chart">
<div id="pop-up">
<div id="pop-up-title"></div>
<div id="pop-up-content">
<table> <tr>
<td><div id="pop-img"></div></td>
<td><div id="pop-desc"></div></td>
</tr> </table>
</div>
</div>
</div>
<script type="text/javascript" src="fisheye.js"></script>
<script type="text/javascript" src="fish2.js"></script>
</body>
</html>
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