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force-graph

Force directed graph implementation using D3.js.

neo4j browser screenshot

Features

  • Compaptible with the the D3.js data format.
  • Force simulation.
  • Custom node colors by node type.
  • Text nodes + Font Awesome icon nodes.
  • Dynamic graph update.
  • Relationship auto-orientation.
  • Zoom and pan.
  • Compatible with D3.js v5.

Running

Clone the repository, install all dependencies, build and serve the project.

> git clone https://github.com/Degooya/force-graph.git
> npm install
> npm start

Open http://localhost:8080 in your favorite browser.

Documentation

var directedGraph = new DirectedGraph('.selector', options);
directedGraph.drawGraph(d3Data);

Options

Parameter Type Description
icons object Map node labels to Font Awesome icons.
Example:
{
    'bicycle': 'fas fa-bicycle',
    'compass': 'fas fa-compass',
    'feather': 'fas fa-feather'}
}.
colors object Map node labels to colors.
Example:
{
    'bicycle': '#FF1B36',
    'compass': '#FFC100',
    'feather': '#B6D4FF'
}.
nodeRadius int Radius of nodes. Default: 23.
arrowSize int Size of arrows. Default: 7.5.
relationshipWidth int Width of relationships. Default: 1.5.
nodeCaption boolean Show the node caption: true, false. Default: true.
relationshipCaption boolean Show the relationship caption: true, false. Default: true.

JavaScript API

Function Description
drawGraph(d3Data) Draws the graph using D3.js data format.

Documentation

D3.js data format

{
    "nodes": [
        {
            "id": "1",
            "labels": ["User"],
            "properties": {
                "userId": "degoya"
            }
        },
        {
            "id": "8",
            "labels": ["Project"],
            "properties": {
                "name": "Force-Graph",
                "title": "directedGraph.js",
                "description": "Force directed graph implementation using D3.js.",
                "url": "https://github.com/Degooya/force-graph"
            }
        }
    ],
    "relationships": [
        {
            "id": "7",
            "type": "DEVELOPS",
            "startNode": "1",
            "endNode": "8",
            "properties": {
                "from": 1470002400000
            }
        }
    ]
}

What's coming?

  • Info panel.
  • Pin nodes.
  • Toolbar.
  • SVG icon support.

Copyright and license

Copyright (C) 2021. Code released under the GNU General Public License.