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
// graph team
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: 6211,
label: 'Biology of Viral Emerging Infections',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_institutpasteur_i04690-150x150.jpg',
x: 0,
y: 0,
size: 30,
color: '#DDDDDD'
});
N=14
var x_node = Math.cos(2 * 0 * Math.PI / N) * 2;
var y_node = Math.sin(2 * 0 * Math.PI / N) * 2;
var biggest_node_size = 0;
//check if content already exist
x_site = Math.cos(2 * 0 * Math.PI / N) * 2;
y_site = Math.sin(2 * 0 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 8242,
label: 'Béatrice Renaudin',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_fullsizerender42-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/beatrice-renaudin/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62118242,
size: 0.5,
source: 6211,
target: 8242 });
//check if content already exist
x_site = Math.cos(2 * 1 * Math.PI / N) * 2;
y_site = Math.sin(2 * 1 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 3947,
label: 'Mathieu Mateo',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-mathieu-mateo-mathieu-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/mathieu-mateo/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62113947,
size: 0.5,
source: 6211,
target: 3947 });
//check if content already exist
x_site = Math.cos(2 * 2 * Math.PI / N) * 2;
y_site = Math.sin(2 * 2 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 3945,
label: 'Xavier Carnec',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_xavier-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/xavier-carnec/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62113945,
size: 0.5,
source: 6211,
target: 3945 });
//check if content already exist
x_site = Math.cos(2 * 3 * Math.PI / N) * 2;
y_site = Math.sin(2 * 3 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 8244,
label: 'Stéphanie Reynard',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_fullsizerender6-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/stephanie-reynard/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62118244,
size: 0.5,
source: 6211,
target: 8244 });
//check if content already exist
x_site = Math.cos(2 * 4 * Math.PI / N) * 2;
y_site = Math.sin(2 * 4 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 8243,
label: 'Alexandra Journeaux',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_fullsizerender21-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/alexandra-fizet/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62118243,
size: 0.5,
source: 6211,
target: 8243 });
//check if content already exist
x_site = Math.cos(2 * 5 * Math.PI / N) * 2;
y_site = Math.sin(2 * 5 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 8245,
label: 'Caroline Picard',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_fullsizerender12-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/caroline-picard/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62118245,
size: 0.5,
source: 6211,
target: 8245 });
//check if content already exist
x_site = Math.cos(2 * 6 * Math.PI / N) * 2;
y_site = Math.sin(2 * 6 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 127340,
label: 'Clara Germain',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2019/06/research_pasteur-cg-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/fr-clara-germain/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211127340,
size: 0.5,
source: 6211,
target: 127340 });
//check if content already exist
x_site = Math.cos(2 * 7 * Math.PI / N) * 2;
y_site = Math.sin(2 * 7 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 151435,
label: 'Kodie Noy',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2020/12/research_pasteur-kodie-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/fr-kodie-noy/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211151435,
size: 0.5,
source: 6211,
target: 151435 });
//check if content already exist
x_site = Math.cos(2 * 8 * Math.PI / N) * 2;
y_site = Math.sin(2 * 8 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 169367,
label: 'Blaise Lafoux',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/10/research_pasteur-blaise-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/blaise-lafoux/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211169367,
size: 0.5,
source: 6211,
target: 169367 });
//check if content already exist
x_site = Math.cos(2 * 9 * Math.PI / N) * 2;
y_site = Math.sin(2 * 9 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 190989,
label: 'Simon Bessis',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2022/11/research_pasteur-simon-bessis-simon-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/simon-bessis/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211190989,
size: 0.5,
source: 6211,
target: 190989 });
//check if content already exist
x_site = Math.cos(2 * 10 * Math.PI / N) * 2;
y_site = Math.sin(2 * 10 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 202836,
label: 'Clémentine Larignon',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2023/06/research_pasteur-clementine-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/clementine-larignon/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211202836,
size: 0.5,
source: 6211,
target: 202836 });
//check if content already exist
x_site = Math.cos(2 * 11 * Math.PI / N) * 2;
y_site = Math.sin(2 * 11 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 202845,
label: 'Hadrien Cousseau',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2023/06/research_pasteur-hadrien-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/hadrien-cousseau/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211202845,
size: 0.5,
source: 6211,
target: 202845 });
//check if content already exist
x_site = Math.cos(2 * 12 * Math.PI / N) * 2;
y_site = Math.sin(2 * 12 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 214530,
label: 'Clélia Giraudot',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2023/12/research_pasteur-enclelia-giraudotfrclelia-giraudot-clelia-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/clelia-giraudot/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 6211214530,
size: 0.5,
source: 6211,
target: 214530 });
//check if content already exist
x_site = Math.cos(2 * 13 * Math.PI / N) * 2;
y_site = Math.sin(2 * 13 * Math.PI / N) * 2;
// adding site
g.nodes.push({
id: 3944,
label: 'Sylvain Baize',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_sylvain-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/sylvain-baize/',
x: x_site,
y: y_site,
size: 16,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 62113944,
size: 0.5,
source: 6211,
target: 3944 });
// update positions
x_node = Math.cos(2 * 0 * Math.PI / N) * 10;
y_node = Math.sin(2 * 0 * Math.PI / N) * 10;
N=7
// 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: 166217,
label: 'PROGRAM_PROJECT: Vaccinology and Immunotherapy initiative',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/10/research_pasteur-envaccinology-and-immunotherapy-initiative-frinitiative-en-vaccinologie-et-immunotherapie-institutpasteur-fouleadobe-stock1-150x150.jpeg',
page_url: 'https://research.pasteur.fr/en/program_project/vaccinology-and-immunotherapy-initiative/',
size: 24,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 6211166217,
size: 0.5,
source: 6211,
target: 166217 });
//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: 4180,
label: 'James Di Santo',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2016/05/research.pasteur.fr_photojd-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/james-di-santo/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 1662174180,
size: 0.5,
source: 166217,
target: 4180 });
// 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: 158419,
label: 'PROGRAM_PROJECT: Emerging Infectious Diseases',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/05/research_pasteur-enemerging-infectious-diseasesfrmaladies-infectieuses-emergentes-institutpasteur-i038212-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/program_project/emerging-infectious-diseases/',
size: 24,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 6211158419,
size: 0.5,
source: 6211,
target: 158419 });
//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: 4171,
label: 'Caroline Demangel',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-caroline-demangel-id-caro2-2018-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/caroline-demangel/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 1584194171,
size: 0.5,
source: 158419,
target: 4171 });
//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: 2624,
label: 'Arnaud Fontanet',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_arnaud-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/arnaud-fontanet/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 1584192624,
size: 0.5,
source: 158419,
target: 2624 });
// adding node
var x_node = Math.cos(2 * 2 * Math.PI / N) * 10;
var y_node = Math.sin(2 * 2 * Math.PI / N) * 10;
g.nodes.push({
id: 27195,
label: 'NRC: Haemorrhagic Fevers',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_institutpasteur_i04690-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/nrc/haemorrhagic-fevers/',
size: 24,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 621127195,
size: 0.5,
source: 6211,
target: 27195 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 3944) {
n.size = n.size + 10;
if ( n.size > biggest_node_size ){
biggest_node_size = n.size;
}
}
});
g.nodes.forEach(function(n) {
if (n.id == 6211) {
if ( n.size < biggest_node_size ){
n.size = biggest_node_size;
}
}
});
//link to content
g.edges.push({
id: 271953944,
size: 0.5,
source: 27195,
target: 3944 });
// adding node
var x_node = Math.cos(2 * 3 * Math.PI / N) * 10;
var y_node = Math.sin(2 * 3 * Math.PI / N) * 10;
g.nodes.push({
id: 21589,
label: 'PROGRAM_PROJECT: The institut Carnot Pasteur MS',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_bac-culture-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/program_project/ms-carnot/',
size: 24,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 621121589,
size: 0.5,
source: 6211,
target: 21589 });
//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: 118894,
label: 'Marion Le Foll',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2019/01/research_pasteur-marion-le-foll-photo-portrait-150x150.jpeg',
page_url: 'https://research.pasteur.fr/en/member/marion-le-foll/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 21589118894,
size: 0.5,
source: 21589,
target: 118894 });
//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: 148720,
label: 'Iman Wanis',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2020/10/research_pasteur-iman-wanis-photo-big-1-e1617484578611-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/fr-iman-wanis/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 21589148720,
size: 0.5,
source: 21589,
target: 148720 });
//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: 388,
label: 'Jean-Christophe Olivo-Marin',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2018/04/research_pasteur-photojcom_2016_2-150x150.png',
page_url: 'https://research.pasteur.fr/en/member/jean-christophe-olivo-marin/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 21589388,
size: 0.5,
source: 21589,
target: 388 });
//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: 7071,
label: 'Isabelle Buckle',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/isabelle-buckle/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 215897071,
size: 0.5,
source: 21589,
target: 7071 });
//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){
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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: 4962,
label: 'Jean-Pierre Vartanian',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/jean-pierre-vartanian/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 344962,
size: 0.5,
source: 34,
target: 4962 });
//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: 62643,
label: 'Sarah Merkling',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2016/02/research.pasteur.fr_img_1465-150x150.jpeg',
page_url: 'https://research.pasteur.fr/en/member/sarah-merkling/',
x: x_site,
y: y_site,
size: 10,
color: '#DDDDDD'
});
//link to content
g.edges.push({
id: 3462643,
size: 0.5,
source: 34,
target: 62643 });
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: 12,
maxNodeSize: 30,
mouseWheelEnabled: false,
font: 'Montserrat',
labelThreshold:25,
borderSize:1,
defaultNodeBorderColor: '#333',
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;
//console.log(n.id);
//console.log(s.graph.nodes(n.id));
});
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) {
});