<!doctype html>
|
|
<html>
|
|
<head>
|
|
<title>Graph | Navigation</title>
|
|
|
|
<style type="text/css">
|
|
body {
|
|
font: 10pt sans;
|
|
}
|
|
#mygraph {
|
|
width: 600px;
|
|
height: 600px;
|
|
border: 1px solid lightgray;
|
|
}
|
|
table.legend_table {
|
|
font-size: 11px;
|
|
border-width:1px;
|
|
border-color:#d3d3d3;
|
|
border-style:solid;
|
|
}
|
|
table.legend_table,td {
|
|
border-width:1px;
|
|
border-color:#d3d3d3;
|
|
border-style:solid;
|
|
padding: 2px;
|
|
}
|
|
div.table_content {
|
|
width:80px;
|
|
text-align:center;
|
|
}
|
|
div.table_description {
|
|
width:100px;
|
|
}
|
|
|
|
div.graph-manipulationDiv {
|
|
border-width:0px;
|
|
border-bottom: 1px;
|
|
border-style:solid;
|
|
border-color: #d6d9d8;
|
|
background: #ffffff; /* Old browsers */
|
|
background: -moz-linear-gradient(top, #ffffff 0%, #f3f3f3 50%, #ededed 51%, #ffffff 100%); /* FF3.6+ */
|
|
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#ffffff), color-stop(50%,#f3f3f3), color-stop(51%,#ededed), color-stop(100%,#ffffff)); /* Chrome,Safari4+ */
|
|
background: -webkit-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* Chrome10+,Safari5.1+ */
|
|
background: -o-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* Opera 11.10+ */
|
|
background: -ms-linear-gradient(top, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* IE10+ */
|
|
background: linear-gradient(to bottom, #ffffff 0%,#f3f3f3 50%,#ededed 51%,#ffffff 100%); /* W3C */
|
|
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#ffffff',GradientType=0 ); /* IE6-9 */
|
|
width: 600px;
|
|
height:30px;
|
|
z-index:10;
|
|
position:absolute;
|
|
}
|
|
|
|
span.manipulationUI {
|
|
font-family: verdana;
|
|
font-size: 12px;
|
|
-moz-border-radius: 15px;
|
|
border-radius: 15px;
|
|
display:inline-block;
|
|
background-position: 0px 0px;
|
|
background-repeat:no-repeat;
|
|
height:24px;
|
|
margin: -14px 0px 0px 10px;
|
|
vertical-align:middle;
|
|
cursor: pointer;
|
|
padding: 0px 8px 0px 8px;
|
|
-webkit-touch-callout: none;
|
|
-webkit-user-select: none;
|
|
-khtml-user-select: none;
|
|
-moz-user-select: none;
|
|
-ms-user-select: none;
|
|
user-select: none;
|
|
}
|
|
|
|
span.manipulationUI:hover {
|
|
box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.20);
|
|
}
|
|
|
|
span.manipulationUI:active {
|
|
box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.50);
|
|
}
|
|
|
|
span.manipulationUI.back {
|
|
background-image: url("../../dist/img/backIcon.png");
|
|
}
|
|
|
|
span.manipulationUI.none:hover {
|
|
box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.0);
|
|
cursor: default;
|
|
}
|
|
span.manipulationUI.none:active {
|
|
box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.0);
|
|
}
|
|
span.manipulationUI.none {
|
|
padding: 0px 0px 0px 0px;
|
|
}
|
|
span.manipulationUI.notification{
|
|
margin: 2px;
|
|
font-weight: bold;
|
|
}
|
|
|
|
span.manipulationUI.add {
|
|
background-image: url("../../dist/img/addNodeIcon.png");
|
|
}
|
|
|
|
span.manipulationUI.edit {
|
|
background-image: url("../../dist/img/editIcon.png");
|
|
}
|
|
|
|
span.manipulationUI.connect {
|
|
background-image: url("../../dist/img/connectIcon.png");
|
|
}
|
|
|
|
span.manipulationUI.delete {
|
|
background-image: url("../../dist/img/deleteIcon.png");
|
|
}
|
|
span.manipulationUI.acceptDelete {
|
|
background-image: url("../../dist/img/acceptDeleteIcon.png");
|
|
}
|
|
/* top right bottom left */
|
|
span.manipulationLabel {
|
|
margin: 0px 0px 0px 23px;
|
|
line-height: 25px;
|
|
}
|
|
div.seperatorLine {
|
|
display:inline-block;
|
|
width:1px;
|
|
height:20px;
|
|
background-color: #bdbdbd;
|
|
margin: 5px 7px 0px 15px;
|
|
}
|
|
input.manipulatorInput[type="text"] {
|
|
width:80px;
|
|
height:15px;
|
|
font-size:11px;
|
|
margin: 2px 0px 0px 0px;
|
|
}
|
|
input.manipulatorInput[type="button"] {
|
|
width:80px;
|
|
height:22px;
|
|
font-size:12px;
|
|
margin: 2px 0px 0px 10px;
|
|
}
|
|
|
|
</style>
|
|
|
|
<script type="text/javascript" src="../../dist/vis.js"></script>
|
|
|
|
<script type="text/javascript">
|
|
var nodes = null;
|
|
var edges = null;
|
|
var graph = null;
|
|
|
|
function draw() {
|
|
nodes = [];
|
|
edges = [];
|
|
var connectionCount = [];
|
|
|
|
// randomly create some nodes and edges
|
|
var nodeCount = document.getElementById('nodeCount').value;
|
|
for (var i = 0; i < nodeCount; i++) {
|
|
nodes.push({
|
|
id: i,
|
|
label: String(i)
|
|
});
|
|
|
|
connectionCount[i] = 0;
|
|
|
|
// create edges in a scale-free-graph way
|
|
if (i == 1) {
|
|
var from = i;
|
|
var to = 0;
|
|
edges.push({
|
|
from: from,
|
|
to: to
|
|
});
|
|
connectionCount[from]++;
|
|
connectionCount[to]++;
|
|
}
|
|
else if (i > 1) {
|
|
var conn = edges.length * 2;
|
|
var rand = Math.floor(Math.random() * conn);
|
|
var cum = 0;
|
|
var j = 0;
|
|
while (j < connectionCount.length && cum < rand) {
|
|
cum += connectionCount[j];
|
|
j++;
|
|
}
|
|
|
|
var from = i;
|
|
var to = j;
|
|
edges.push({
|
|
from: from,
|
|
to: to
|
|
});
|
|
connectionCount[from]++;
|
|
connectionCount[to]++;
|
|
}
|
|
}
|
|
|
|
// create a graph
|
|
var container = document.getElementById('mygraph');
|
|
var data = {
|
|
nodes: nodes,
|
|
edges: edges
|
|
};
|
|
/*
|
|
var options = {
|
|
nodes: {
|
|
shape: 'circle'
|
|
},
|
|
edges: {
|
|
length: 50
|
|
},
|
|
stabilize: false
|
|
};
|
|
*/
|
|
var options = {
|
|
edges: {
|
|
length: 50
|
|
},
|
|
stabilize: false,
|
|
clustering:true,
|
|
navigation: true,
|
|
keyboard: true,
|
|
dataManipulationToolbar: true
|
|
};
|
|
graph = new vis.Graph(container, data, options);
|
|
|
|
// add event listeners
|
|
graph.on('select', function(params) {
|
|
document.getElementById('selection').innerHTML = 'Selection: ' + params.nodes;
|
|
});
|
|
}
|
|
</script>
|
|
</head>
|
|
|
|
<body onload="draw();">
|
|
<h2>Navigation controls and keyboad navigation</h2>
|
|
<div style="width: 700px; font-size:14px;">
|
|
This example is the same as example 2, except for the navigation controls that has been activated. The navigation controls are described below. <br /><br />
|
|
<table class="legend_table">
|
|
<tr>
|
|
<td>Icons: </td>
|
|
<td><div class="table_content"><img src="../../dist/img/uparrow.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/downarrow.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/leftarrow.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/rightarrow.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/plus.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/minus.png" /> </div></td>
|
|
<td><div class="table_content"><img src="../../dist/img/zoomExtends.png" /> </div></td>
|
|
</tr>
|
|
<tr>
|
|
<td><div class="table_description">Keyboard shortcuts:</div></td>
|
|
<td><div class="table_content">Up arrow</div></td>
|
|
<td><div class="table_content">Down arrow</div></td>
|
|
<td><div class="table_content">Left arrow</div></td>
|
|
<td><div class="table_content">Right arrow</div></td>
|
|
<td><div class="table_content">=<br />[<br />Page up</div></td>
|
|
<td><div class="table_content">-<br />]<br />Page down</div></td>
|
|
<td><div class="table_content">None</div></td>
|
|
</tr>
|
|
<tr>
|
|
<td><div class="table_description">Description:</div></td>
|
|
<td><div class="table_content">Move up</div></td>
|
|
<td><div class="table_content">Move down</div></td>
|
|
<td><div class="table_content">Move left</div></td>
|
|
<td><div class="table_content">Move right</div></td>
|
|
<td><div class="table_content">Zoom in</div></td>
|
|
<td><div class="table_content">Zoom out</div></td>
|
|
<td><div class="table_content">Zoom extends</div></td>
|
|
</tr>
|
|
</table>
|
|
<br />
|
|
Apart from clicking the icons, you can also navigate using the keyboard. The buttons are in table above.
|
|
Zoom Extends changes the zoom and position of the camera to encompass all visible nodes.
|
|
|
|
|
|
</div>
|
|
<br />
|
|
|
|
<form onsubmit="draw(); return false;">
|
|
<label for="nodeCount">Number of nodes:</label>
|
|
<input id="nodeCount" type="text" value="25" style="width: 50px;">
|
|
<input type="submit" value="Go">
|
|
</form>
|
|
<br>
|
|
|
|
<div id="mygraph"></div>
|
|
|
|
<p id="selection"></p>
|
|
</body>
|
|
</html>
|