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markvital/.block

Created January 31, 2017 17:35
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D3 Horizontal Tree Layout (Reingold-Tilford )
Raw
.block
license: mit
Raw
index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script type="text/javascript" src="//code.jquery.com/jquery-1.8.3.js"></script>
<script src="http://d3js.org/d3.v3.min.js"></script>
<style>
body{
background:#aae;
}
.node {
cursor: pointer;
}
.node circle {
/*fill: #fff;
stroke: steelblue;*/
stroke-width: 3px;
}
.node text {
font: 12px sans-serif;
fill: #fff;
}
.link {
fill: none;
stroke: #ccc;
stroke-width: 2px;
}
.tree {
margin-bottom: 10px;
overflow: auto;
}
</style>
</head>
<body>
<div id="tree">
</div>
<script>
$(document).ready(function () {
//build tree
function BuildVerticaLTree(treeData, treeContainerDom) {
var margin = { top: 40, right: 120, bottom: 20, left: 120 };
var width = 960 - margin.right - margin.left;
var height = 500 - margin.top - margin.bottom;
var i = 0, duration = 750;
var tree = d3.layout.tree()
.size([height, width]);
var diagonal = d3.svg.diagonal()
.projection(function (d) { return [d.x, d.y]; });
var svg = d3.select(treeContainerDom).append("svg")
.attr("width", width + margin.right + margin.left)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
root = treeData;
update(root);
function update(source) {
// Compute the new tree layout.
var nodes = tree.nodes(root).reverse(),
links = tree.links(nodes);
// Normalize for fixed-depth.
nodes.forEach(function (d) { d.y = d.depth * 100; });
// Declare the nodes…
var node = svg.selectAll("g.node")
.data(nodes, function (d) { return d.id || (d.id = ++i); });
// Enter the nodes.
var nodeEnter = node.enter().append("g")
.attr("class", "node")
.attr("transform", function (d) {
return "translate(" + source.x0 + "," + source.y0 + ")";
}).on("click", nodeclick);
nodeEnter.append("circle")
.attr("r", 10)
.attr("stroke", function (d) { return d.children || d._children ? "steelblue" : "#00c13f"; })
.style("fill", function (d) { return d.children || d._children ? "lightsteelblue" : "#fff"; });
//.attr("r", 10)
//.style("fill", "#fff");
nodeEnter.append("text")
.attr("y", function (d) {
return d.children || d._children ? 18 : 18;
})
.attr("dy", ".35em")
.attr("text-anchor", "middle")
.text(function (d) { return d.name; })
.style("fill-opacity", 1e-6);
// Transition nodes to their new position.
//horizontal tree
var nodeUpdate = node.transition()
.duration(duration)
.attr("transform", function (d) { return "translate(" + d.x + "," + d.y + ")"; });
nodeUpdate.select("circle")
.attr("r", 10)
.style("fill", function (d) { return d._children ? "lightsteelblue" : "#fff"; });
nodeUpdate.select("text")
.style("fill-opacity", 1);
// Transition exiting nodes to the parent's new position.
var nodeExit = node.exit().transition()
.duration(duration)
.attr("transform", function (d) { return "translate(" + source.x + "," + source.y + ")"; })
.remove();
nodeExit.select("circle")
.attr("r", 1e-6);
nodeExit.select("text")
.style("fill-opacity", 1e-6);
// Update the links…
// Declare the links…
var link = svg.selectAll("path.link")
.data(links, function (d) { return d.target.id; });
// Enter the links.
link.enter().insert("path", "g")
.attr("class", "link")
.attr("d", function (d) {
var o = { x: source.x0, y: source.y0 };
return diagonal({ source: o, target: o });
});
// Transition links to their new position.
link.transition()
.duration(duration)
.attr("d", diagonal);
// Transition exiting nodes to the parent's new position.
link.exit().transition()
.duration(duration)
.attr("d", function (d) {
var o = { x: source.x, y: source.y };
return diagonal({ source: o, target: o });
})
.remove();
// Stash the old positions for transition.
nodes.forEach(function (d) {
d.x0 = d.x;
d.y0 = d.y;
});
}
// Toggle children on click.
function nodeclick(d) {
if (d.children) {
d._children = d.children;
d.children = null;
} else {
d.children = d._children;
d._children = null;
}
update(d);
}
}
var treeData =
{
"name": "BU Head",
"children": [
{
"name": "Manager",
"children": [
{
"name": "TL A",
"children": [
{"name": "Dev 1"},
{"name": "Dev 2"},
{"name": "Dev 3"}
]
},
{
"name": "TL B",
"children": []
}
]
},
{
"name": "Manager 2",
"children": [
{
"name": "Team Lead C",
"children": [
{"name": "Dev 1"},
{"name": "Dev 2"},
{"name": "Dev 3"}
]
},
{
"name": "Team Lead D",
"children": [
{"name": "Dev 1"},
{"name": "Dev 2"},
]
}
]
}
]
};
BuildVerticaLTree(treeData, "#tree");
}); $(document).ready(function () {
//build tree
function BuildVerticaLTree(treeData, treeContainerDom) {
var margin = { top: 40, right: 120, bottom: 20, left: 120 };
var width = 960 - margin.right - margin.left;
var height = 500 - margin.top - margin.bottom;
var i = 0, duration = 750;
var tree = d3.layout.tree()
.size([height, width]);
var diagonal = d3.svg.diagonal()
.projection(function (d) { return [d.x, d.y]; });
var svg = d3.select(treeContainerDom).append("svg")
.attr("width", width + margin.right + margin.left)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
root = treeData;
update(root);
function update(source) {
// Compute the new tree layout.
var nodes = tree.nodes(root).reverse(),
links = tree.links(nodes);
// Normalize for fixed-depth.
nodes.forEach(function (d) { d.y = d.depth * 100; });
// Declare the nodes…
var node = svg.selectAll("g.node")
.data(nodes, function (d) { return d.id || (d.id = ++i); });
// Enter the nodes.
var nodeEnter = node.enter().append("g")
.attr("class", "node")
.attr("transform", function (d) {
return "translate(" + source.x0 + "," + source.y0 + ")";
}).on("click", nodeclick);
nodeEnter.append("circle")
.attr("r", 10)
.attr("stroke", function (d) { return d.children || d._children ? "steelblue" : "#00c13f"; })
.style("fill", function (d) { return d.children || d._children ? "lightsteelblue" : "#fff"; });
//.attr("r", 10)
//.style("fill", "#fff");
nodeEnter.append("text")
.attr("y", function (d) {
return d.children || d._children ? -18 : 18;
})
.attr("dy", ".35em")
.attr("text-anchor", "middle")
.text(function (d) { return d.name; })
.style("fill-opacity", 1e-6);
// Transition nodes to their new position.
//horizontal tree
var nodeUpdate = node.transition()
.duration(duration)
.attr("transform", function (d) { return "translate(" + d.x + "," + d.y + ")"; });
nodeUpdate.select("circle")
.attr("r", 10)
.style("fill", function (d) { return d._children ? "lightsteelblue" : "#fff"; });
nodeUpdate.select("text")
.style("fill-opacity", 1);
// Transition exiting nodes to the parent's new position.
var nodeExit = node.exit().transition()
.duration(duration)
.attr("transform", function (d) { return "translate(" + source.x + "," + source.y + ")"; })
.remove();
nodeExit.select("circle")
.attr("r", 1e-6);
nodeExit.select("text")
.style("fill-opacity", 1e-6);
// Update the links…
// Declare the links…
var link = svg.selectAll("path.link")
.data(links, function (d) { return d.target.id; });
// Enter the links.
link.enter().insert("path", "g")
.attr("class", "link")
.attr("d", function (d) {
var o = { x: source.x0, y: source.y0 };
return diagonal({ source: o, target: o });
});
// Transition links to their new position.
link.transition()
.duration(duration)
.attr("d", diagonal);
// Transition exiting nodes to the parent's new position.
link.exit().transition()
.duration(duration)
.attr("d", function (d) {
var o = { x: source.x, y: source.y };
return diagonal({ source: o, target: o });
})
.remove();
// Stash the old positions for transition.
nodes.forEach(function (d) {
d.x0 = d.x;
d.y0 = d.y;
});
}
// Toggle children on click.
function nodeclick(d) {
if (d.children) {
d._children = d.children;
d.children = null;
} else {
d.children = d._children;
d._children = null;
}
update(d);
}
}
var treeData =
{
"name": "BU Head",
"children": [
{
"name": "Manager",
"children": [
{
"name": "Team Lead",
"children": []
},
{
"name": "Team Lead",
"children": []
}
]
},
{
"name": "Manager",
"children": []
}
]
};
BuildVerticaLTree(treeData, "#tree");
});
</script>
</body>
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