GUIDE
- Left-click and drag the background to move the graph
- Left-click and drag the nodes to reorganize
- Left-click a node to view first level connections
- Double left-click a node to navigate to its page
- Double left-click the background to zoom in
- Right-click the background to zoom out
sigma.utils.pkg('sigma.canvas.nodes');
sigma.canvas.nodes.image = (function() {
var _cache = {},
_loading = {},
_callbacks = {};
// Return the renderer itself:
var renderer = function(node, context, settings) {
var args = arguments,
prefix = settings('prefix') || '',
size = node[prefix + 'size'],
color = node.color || settings('defaultNodeColor'),
url = node.url;
if (_cache[url]) {
context.save();
// Draw the clipping disc:
context.beginPath();
context.arc(
node[prefix + 'x'],
node[prefix + 'y'],
node[prefix + 'size'],
0,
Math.PI * 2,
true
);
context.closePath();
context.clip();
// Draw the image
context.drawImage(
_cache[url],
node[prefix + 'x'] - size,
node[prefix + 'y'] - size,
2 * size,
2 * size
);
// Quit the "clipping mode":
context.restore();
// Draw the border:
context.beginPath();
context.arc(
node[prefix + 'x'],
node[prefix + 'y'],
node[prefix + 'size'],
0,
Math.PI * 2,
true
);
context.lineWidth = 1;
context.strokeStyle = node.color || settings('defaultNodeColor');
context.stroke();
} else {
sigma.canvas.nodes.image.cache(url);
sigma.canvas.nodes.def.apply(
sigma.canvas.nodes,
args
);
}
};
// Let's add a public method to cache images, to make it possible to
// preload images before the initial rendering:
renderer.cache = function(url, callback) {
if (callback)
_callbacks[url] = callback;
if (_loading[url])
return;
var img = new Image();
img.onload = function() {
_loading[url] = false;
_cache[url] = img;
if (_callbacks[url]) {
_callbacks[url].call(this, img);
delete _callbacks[url];
}
};
_loading[url] = true;
img.src = url;
};
return renderer;
})();
var i,
s,
o,
offset_left = 0.5,
N = 1,
E = 40,
C = 5,
d = 0.5,
cs = [],
g = {
nodes: [],
edges: []
};
if (!sigma.classes.graph.hasMethod('neighbors')){
sigma.classes.graph.addMethod('neighbors', function(nodeId) {
var k,
neighbors = {},
index = this.allNeighborsIndex[nodeId] || {};
for (k in index)
neighbors[k] = this.nodesIndex[k];
return neighbors;
});
}
//adding the central node
g.nodes.push({
id: 187839,
label: 'Paul Rochette',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/09/research_pasteur-paul-rochette-index-150x150.jpg',
x: 0,
y: 0,
size: 30,
color: '#DDDDDD'
});
var biggest_node_size = 0;
N=2
// adding node
var x_node = Math.cos(2 * 0 * Math.PI / N) * 10;
var y_node = Math.sin(2 * 0 * Math.PI / N) * 10;
g.nodes.push({
id: 190575,
label: 'COURSE: Resistance to antibacterial agents MOOC',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/11/research_pasteur-resistance-to-antibacterial-agents-mooc-twit-1-mooc--150x150.jpg',
page_url: 'https://research.pasteur.fr/en/course/resistance-to-antibacterial-agents-mooc/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 187839190575,
size: 0.5,
source: 187839,
target: 190575,
});
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 4541,
label: 'Didier Mazel',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-didier-mazel-img-6478-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/didier-mazel/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1905754541,
size: 0.5,
source: 190575,
target: 4541 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 7209,
label: 'Philippe Glaser',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_ha41-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/philippe-glaser/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1905757209,
size: 0.5,
source: 190575,
target: 7209 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 187839) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 190575187839,
size: 0.5,
source: 190575,
target: 187839 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 4913,
label: 'Patrick Trieu-Cuot',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_photo_p_trieu_cuot_aout01-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/patrick-trieu-cuot/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1905754913,
size: 0.5,
source: 190575,
target: 4913 });
// adding node
var x_node = Math.cos(2 * 1 * Math.PI / N) * 10;
var y_node = Math.sin(2 * 1 * Math.PI / N) * 10;
g.nodes.push({
id: 6120,
label: 'TEAM: Synthetic Biology',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_institutpasteur_i03590-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/team/synthetic-biology/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 1878396120,
size: 0.5,
source: 187839,
target: 6120,
});
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 3959,
label: 'Florence Depardieu',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_fig1-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/florence-depardieu/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 61203959,
size: 0.5,
source: 6120,
target: 3959 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 83412,
label: 'Baptiste Saudemont',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2017/01/research_pasteur-baptiste-saudemont-profile-pic2-150x150.png',
page_url: 'https://research.pasteur.fr/en/member/fr-baptiste-saudemont/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 612083412,
size: 0.5,
source: 6120,
target: 83412 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 7050,
label: 'Florence Dumonteil',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-florence-dumonteil-moi-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/florence-dumonteil/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 61207050,
size: 0.5,
source: 6120,
target: 7050 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 152723,
label: 'Amandine Maire',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/01/research_pasteur-enamandine-maireframandine-photo-amandine-maire-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/amandine-maire/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120152723,
size: 0.5,
source: 6120,
target: 152723 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 139052,
label: 'Loic Charpenay',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2020/02/research_pasteur-loic3-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/loic-charpenay/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120139052,
size: 0.5,
source: 6120,
target: 139052 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 167756,
label: 'Fabien Fuche',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/fabien-fuche-2/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120167756,
size: 0.5,
source: 6120,
target: 167756 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 187839) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 6120187839,
size: 0.5,
source: 6120,
target: 187839 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 175824,
label: 'Elena Lopez Rodriguez',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/02/research_pasteur-elena-lopez-rodriguez-dsc-1721-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/elena-lopez-rodriguez-2/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120175824,
size: 0.5,
source: 6120,
target: 175824 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 187846,
label: 'Beatriz Beamud',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/09/research_pasteur-beatriz-beamud-bba-150x150.jpeg',
page_url: 'https://research.pasteur.fr/en/member/beatriz-beamud/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120187846,
size: 0.5,
source: 6120,
target: 187846 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 190156,
label: 'Fabienne Benz',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/11/research_pasteur-fabienne-benz-dsc0113-passfotoformat-croped-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/fabienne-benz/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120190156,
size: 0.5,
source: 6120,
target: 190156 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 207006,
label: 'Christophe Rouillon',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/christophe-rouillon/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120207006,
size: 0.5,
source: 6120,
target: 207006 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 217437,
label: 'Igor Stzepourginski',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/igor-stzepourginski/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120217437,
size: 0.5,
source: 6120,
target: 217437 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 226332,
label: 'Catherine Fan',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2024/05/research_pasteur-encatherine-fanfrcatherine-fan-1670275664224-150x150.jpeg',
page_url: 'https://research.pasteur.fr/en/member/catherine-fan/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120226332,
size: 0.5,
source: 6120,
target: 226332 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 239901,
label: 'Nathan Barrabes',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/nathan-barrabes/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120239901,
size: 0.5,
source: 6120,
target: 239901 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 240908,
label: 'Grégoire Huré',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/240908/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120240908,
size: 0.5,
source: 6120,
target: 240908 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 240910,
label: 'Carys Croft',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/carys-croft/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120240910,
size: 0.5,
source: 6120,
target: 240910 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 145320,
label: 'Raphaël Laurenceau',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2020/08/research_pasteur-raphael-laurenceau-research-pasteur-raphael-laurenceau-capture-decran-2024-04-18-a-15.20.35-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/raphael-laurenceau/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120145320,
size: 0.5,
source: 6120,
target: 145320 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 251783,
label: 'Léo Regnier',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/leo-regnier/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120251783,
size: 0.5,
source: 6120,
target: 251783 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 252062,
label: 'Nadav BenAssa',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/nadav-benassa/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120252062,
size: 0.5,
source: 6120,
target: 252062 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 252066,
label: 'Tom Reidy',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2025/10/research_pasteur-tom-reidy-headshot-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/tom-reidy/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 6120252066,
size: 0.5,
source: 6120,
target: 252066 });
//check if content already exist
if (x_node<0){
x_site = x_node + ((Math.random() * 2)-1) - offset_left;
}else{
x_site = x_node + ((Math.random() * 2)-1) + offset_left;
}
if (y_node<0){
y_site = y_node + ((Math.random() * 2)-1) - offset_left;
}else{
y_site = y_node + ((Math.random() * 2)-1) + offset_left;
}
// adding site
g.nodes.push({
id: 3957,
label: 'David Bikard',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-david-bikard-bikard-david-8746-headshot-copie-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/david-bikard/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 61203957,
size: 0.5,
source: 6120,
target: 3957 });
var s = new sigma({
//container: document.getElementById('graph-main'),
graph: g,
renderer: {
// IMPORTANT:
// This works only with the canvas renderer, so the
// renderer type set as "canvas" is necessary here.
container: document.getElementById('graph-main'),
type: 'canvas'
},
settings: {
minNodeSize: 6,
maxNodeSize: 35,
mouseWheelEnabled: false,
font: 'Montserrat',
labelThreshold:25,
borderSize:1,
defaultNodeBorderColor: '#999',
sideMargin:25,
}
});
// We first need to save the original colors of our
// nodes and edges, like this:
s.graph.nodes().forEach(function(n) {
n.originalColor = n.color;
});
s.graph.edges().forEach(function(e) {
e.originalColor = e.color;
});
// When a node is clicked, we check for each node
// if it is a neighbor of the clicked one. If not,
// we set its color as grey, and else, it takes its
// original color.
// We do the same for the edges, and we only keep
// edges that have both extremities colored.
s.bind('clickNode', function(e) {
var nodeId = e.data.node.id,
toKeep = s.graph.neighbors(nodeId);
toKeep[nodeId] = e.data.node;
s.graph.nodes().forEach(function(n) {
if (toKeep[n.id])
n.color = '#35a9f5';
else
n.color = '#dddddd';
});
s.graph.edges().forEach(function(e) {
if (toKeep[e.source] && toKeep[e.target])
e.color = '#35a9f5';
else
e.color = '#dddddd';
});
// Since the data has been modified, we need to
// call the refresh method to make the colors
// update effective.
s.refresh();
});
// When the stage is clicked, we just color each
// node and edge with its original color.
s.bind('clickStage', function(e) {
s.graph.nodes().forEach(function(n) {
n.color = n.originalColor;
});
s.graph.edges().forEach(function(e) {
e.color = e.originalColor;
});
// Same as in the previous event:
s.refresh();
});
s.bind("doubleClickNode", function (e) {
$("#canvas-wrap, .sigma-scene, .sigma-mouse").val();
ajax_load_page( e.data.node.page_url );
});
var c = s.camera;
s.bind("rightClickStage", function (e) {
sigma.misc.animation.camera(c, {
ratio: c.ratio * c.settings('zoomingRatio')
}, {
duration: 200
});
});
// Configure the noverlap layout:
var noverlapListener = s.configNoverlap({
nodeMargin: 10,
scaleNodes: 0.3,
gridSize: 1,
easing: 'quadraticInOut', // animation transition function
duration: 4000 // animation duration. Long here for the purposes of this example only
});
// Bind the events:
noverlapListener.bind('start stop interpolate', function(e) {
//console.log(e.type);
if(e.type === 'start') {
//console.time('noverlap');
}
if(e.type === 'interpolate') {
//console.timeEnd('noverlap');
}
});
// Start the layout:
s.startNoverlap();
//s.refresh();
// Initialize the dragNodes plugin:
var dragListener = sigma.plugins.dragNodes(s, s.renderers[0]);
dragListener.bind('startdrag', function(event) {
});
dragListener.bind('drag', function(event) {
});
dragListener.bind('drop', function(event) {
});
dragListener.bind('dragend', function(event) {
});