<!doctype html>
<html>
<head>
<title>Graph | DataSet</title>
<style type="text/css">
html, body {
font: 11pt arial;
}
h1 {
font-size: 150%;
margin: 5px 0;
}
h2 {
font-size: 100%;
margin: 5px 0;
}
table.view {
width: 100%;
}
table td {
vertical-align: top;
}
table table {
background-color: #f5f5f5;
border: 1px solid #e5e5e5;
}
table table td {
vertical-align: middle;
}
input[type=text], pre {
border: 1px solid lightgray;
}
pre {
margin: 0;
padding: 5px;
font-size: 10pt;
}
#graph {
width: 100%;
height: 400px;
border: 1px solid lightgray;
}
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js"></script>
<script type="text/javascript" src="../../vis.js"></script>
<script type="text/javascript">
var nodes, edges, graph;
// convenience method to stringify a JSON object
function toJSON (obj) {
return JSON.stringify(obj, null, 4);
}
$(window).load(function () {
// attach actions to the node buttons
$('#node-add').click(function () {
try {
nodes.add({
id: $('#node-id').val(),
label: $('#node-label').val()
});
}
catch (err) {
alert(err);
}
});
$('#node-update').click(function () {
try {
nodes.update({
id: $('#node-id').val(),
label: $('#node-label').val()
});
}
catch (err) {
alert(err);
}
});
$('#node-remove').click(function () {
try {
var id = $('#node-id').val();
nodes.remove(id);
}
catch (err) {
alert(err);
}
});
// attach actions to the edge buttons
$('#edge-add').click(function () {
try {
edges.add({
id: $('#edge-id').val(),
from: $('#edge-from').val(),
to: $('#edge-to').val()
});
}
catch (err) {
alert(err);
}
});
$('#edge-update').click(function () {
try {
edges.update({
id: $('#edge-id').val(),
from: $('#edge-from').val(),
to: $('#edge-to').val()
});
}
catch (err) {
alert(err);
}
});
$('#edge-remove').click(function () {
try {
var id = $('#edge-id').val();
edges.remove(id);
}
catch (err) {
alert(err);
}
});
// create an array with nodes
nodes = new vis.DataSet();
nodes.subscribe('*', function () {
$('#nodes').html(toJSON(nodes.get()));
});
nodes.add([
{id: '1', label: 'Node 1'},
{id: '2', label: 'Node 2'},
{id: '3', label: 'Node 3'},
{id: '4', label: 'Node 4'},
{id: '5', label: 'Node 5'}
]);
// create an array with edges
edges = new vis.DataSet();
edges.subscribe('*', function () {
$('#edges').html(toJSON(edges.get()));
});
edges.add([
{id: '1', from: '1', to: '2'},
{id: '2', from: '1', to: '3'},
{id: '3', from: '2', to: '4'},
{id: '4', from: '2', to: '5'}
]);
// create a graph
var container = $('#graph').get(0);
var data = {
nodes: nodes,
edges: edges
};
var options = {};
graph = new vis.Graph(container, data, options);
});
</script>
</head>
<body>
<p>
This example demonstrates dynamically adding, updating and removing nodes
and edges using a DataSet.
</p>
<h1>Adjust</h1>
<table>
<tr>
<td>
<h2>Node</h2>
<table>
<tr>
<td></td>
<td><label for="node-id">Id</label></td>
<td><input id="node-id" type="text" value="6"></td>
</tr>
<tr>
<td></td>
<td><label for="node-label">Label</label></td>
<td><input id="node-label" type="text" value="Node 6"></td>
</tr>
<tr>
<td></td>
<td>Action</td>
<td>
<button id="node-add">Add</button>
<button id="node-update">Update</button>
<button id="node-remove">Remove</button>
</td>
</tr>
</table>
</td>
<td>
<h2>Edge</h2>
<table>
<tr>
<td></td>
<td><label for="edge-id">Id</label></td>
<td><input id="edge-id" type="text" value="5"></td>
</tr>
<tr>
<td></td>
<td><label for="edge-from">From</label></td>
<td><input id="edge-from" type="text" value="3"></td>
</tr>
<tr>
<td></td>
<td><label for="edge-to">To</label></td>
<td><input id="edge-to" type="text" value="4"></td>
</tr>
<tr>
<td></td>
<td>Action</td>
<td>
<button id="edge-add">Add</button>
<button id="edge-update">Update</button>
<button id="edge-remove">Remove</button>
</td>
</tr>
</table>
</td>
</tr>
</table>
<h1>View</h1>
<table class="view">
<colgroup>
<col width="25%">
<col width="25%">
<col width="50%">
</colgroup>
<tr>
<td>
<h2>Nodes</h2>
<pre id="nodes"></pre>
</td>
<td>
<h2>Edges</h2>
<pre id="edges"></pre>
</td>
<td>
<h2>Graph</h2>
<div id="graph"></div>
</td>
</tr>
</table>
</body>
</html>