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: 63331,
label: 'Giovanni Bussotti',
type: 'image',
url: '',
x: 0,
y: 0,
size: 30,
color: '#DDDDDD'
});
var biggest_node_size = 0;
N=4
// 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: 120351,
label: 'PROJECT: H2020-MSA-RISE-2017: LeiSHield-MATI consortium',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2019/02/research_pasteur-featured-leishield-mati-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/project/h2020-msa-rise-2017leishield-mati-consortium/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 63331120351,
size: 0.5,
source: 63331,
target: 120351,
});
//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: 4849,
label: 'Pascale Pescher',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2019/02/research_pasteur-pescher-pascale-12_crop-150x150.png',
page_url: 'https://research.pasteur.fr/en/member/pascale-pescher/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1203514849,
size: 0.5,
source: 120351,
target: 4849 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 63331) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 12035163331,
size: 0.5,
source: 120351,
target: 63331 });
//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: 8440,
label: 'Laura Piel',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2017/05/research_pasteur-laura_photot-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/laura-piel/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1203518440,
size: 0.5,
source: 120351,
target: 8440 });
//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: 4848,
label: 'Gérald Spaeth',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-gerald-spaeth-portrait-gfs-1-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/gerald-spaeth/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1203514848,
size: 0.5,
source: 120351,
target: 4848 });
// 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: 119873,
label: 'PROJECT: “Modelling and functional analysis of clonal Evolution in Leishmania – possible role of non-coding RNAs and RNA modification”',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2019/01/research_pasteur-modelling-and-functional-analysis-of-clonal-evolution-in-leishmania-possible-role-of-non-coding-rnas-and-rna-modification-campus-france.svg',
page_url: 'https://research.pasteur.fr/en/project/modelling-and-functional-analysis-of-clonal-evolution-in-leishmania-possible-role-of-non-coding-rnas-and-rna-modification/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 63331119873,
size: 0.5,
source: 63331,
target: 119873,
});
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 4849) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 1198734849,
size: 0.5,
source: 119873,
target: 4849 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 63331) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 11987363331,
size: 0.5,
source: 119873,
target: 63331 });
//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: 4847,
label: 'Eric Prina',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_eric-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/eric-prina/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1198734847,
size: 0.5,
source: 119873,
target: 4847 });
//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: 4846,
label: '',
type: 'image',
url: '',
page_url: '',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1198734846,
size: 0.5,
source: 119873,
target: 4846 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 4848) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 1198734848,
size: 0.5,
source: 119873,
target: 4848 });
// 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: 106067,
label: 'TEAM: Expertise group: GORE – Genome Organization Regulation and Expression',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2018/03/research_pasteur-enexpertise-group-gore-genome-organization-regulation-and-expressionfrgroupe-dexpertise-teg-transcriptomique-et-epigenomique-figure3-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/team/hub-gore/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 63331106067,
size: 0.5,
source: 63331,
target: 106067,
});
//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: 4943,
label: 'Adrien Pain',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2016/11/research.pasteur.fr_dsc_8827_2-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/adrien-pain/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 1060674943,
size: 0.5,
source: 106067,
target: 4943 });
//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: 57915,
label: 'Rachel Legendre',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/11/research_pasteur-rachel-legendre-img-20201028-145758-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/rachel-legendre/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 10606757915,
size: 0.5,
source: 106067,
target: 57915 });
//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: 152507,
label: 'Victoire Baillet',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/01/research_pasteur-victoire-baillet-foo2-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/victoire-baillet/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 106067152507,
size: 0.5,
source: 106067,
target: 152507 });
//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: 153773,
label: 'Olivier Mirabeau',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2021/02/research_pasteur-olivier-mirabeau-omirabeau-badge-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/olivier-mirabeau/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 106067153773,
size: 0.5,
source: 106067,
target: 153773 });
//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: 187931,
label: 'Stephan Fischer',
type: 'image',
url: '',
page_url: 'https://research.pasteur.fr/en/member/stephan-fischer/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 106067187931,
size: 0.5,
source: 106067,
target: 187931 });
//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: 57919,
label: 'Claudia Chica',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2018/09/research_pasteur-img_1035-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/claudia-chica/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 10606757919,
size: 0.5,
source: 106067,
target: 57919 });
// 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: 37035,
label: 'PROJECT: LeiSHield – A new collaborative action to determine prevalence, anticipate emergence and assess urbanization of cutaneous and visceral leishmaniasis in LeishRIIP partner countries',
x: x_node,
y: y_node,
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_logo-web-leishield-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/project/leishield-a-new-collaborative-action-to-determine-prevalence-anticipate-emergence-and-assess-urbanization-of-cutaneous-and-visceral-leishmaniasis-in-leishriip-partner-countries/',
size: 35,
color: '#DDDDDD'
});
//link content to central post
g.edges.push({
id: 6333137035,
size: 0.5,
source: 63331,
target: 37035,
});
//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: 4761,
label: 'Richard Paul',
type: 'image',
url: 'https://research.pasteur.fr/wp-content/uploads/2015/11/research.pasteur.fr_endmovember-150x150.jpg',
page_url: 'https://research.pasteur.fr/en/member/richard-paul/',
x: x_site,
y: y_site,
size: 10,
color: '#dddddd'
});
//link to content
g.edges.push({
id: 370354761,
size: 0.5,
source: 37035,
target: 4761 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 63331) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 3703563331,
size: 0.5,
source: 37035,
target: 63331 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 8440) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 370358440,
size: 0.5,
source: 37035,
target: 8440 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 4849) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 370354849,
size: 0.5,
source: 37035,
target: 4849 });
//check if content already exist
// update node size depending on the amount of edges
g.nodes.forEach(function(n) {
if (n.id == 4848) {
n.size = n.size + 8;
}
});
//link to content
g.edges.push({
id: 370354848,
size: 0.5,
source: 37035,
target: 4848 });
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) {
});