projectstorm/react-diagrams
React Diagrams
react-diagrams is a framework for building interactive node-and-link diagrams and visual graphs within React applications. It functions as an interactive graph visualization tool and visual workflow designer, providing a system for rendering manipulatable canvases of connected nodes.
The library is distinguished by its ability to act as a serializable state diagram manager, converting complex node layouts and connection states into storable data formats for session persistence. It further allows for custom behavior extensions to modify core logic and modules to implement project-specific functionality.
The system covers a broad range of diagramming and visualization capabilities, including viewport panning, scaling, and drag-and-drop element manipulation. It handles automatic link routing to prevent visual overlap and provides tools for custom element styling and layer management to control rendering order.
Features
- Node-Based Diagramming Frameworks - Framework for building interactive, node-based visual editors and data flow diagrams in React.
- Flow Diagram Serializations - Serializes the entire diagram structure to JSON for storage and asynchronous restoration.
- Node Graph Serializers - Serializes node graph positions, connections, and associated data to JSON for session saving.
- Event-Driven Graph Models - Maintains a central graph data structure that reactively triggers canvas re-renders when topology changes.
- Interactive Graph Visualizers - Renders and manages interactive networks of connected elements with support for zooming and panning.
- Interactive Flowchart Engines - Enables the development of web-based diagrams with real-time node and link manipulation.
- General Purpose Visual Workflow Designers - Implements a tool for creating interactive process diagrams with custom node behaviors and automatic link routing.
- Diagram State Serializations - Converts complex node layouts and connection states into storable data formats for session persistence.
- Infinite Canvas Coordinate Mapping - Translates screen-space events into a zoomed and panned coordinate system for an infinite canvas.
- Layout State Serialization - Converts spatial graph layouts and connection states into JSON for session persistence.
- Node-Based Logic Interfaces - Provides a visual interface for defining logic and configurations by connecting blocks on a canvas.
- React Component Nodes - Provides a modular architecture where nodes are defined as stateful React components.
- Interactive Process Mappings - Provides a graphical interface to visualize and organize complex business processes and data structures using interactive nodes.
- Layer Management - Organizes nodes and links into distinct layers to manage the visual render order.
- Edge Routing Algorithms - Implements computational methods to determine visual paths of connections between nodes while avoiding overlaps.
- Obstacle-Avoidance Link Routing - Calculates connection paths between nodes using algorithms that automatically route around obstacles.
- Diagram Viewport Controls - Provides panning and zooming controls to navigate large-scale interactive diagrams.
- Drag and Drop Interactions - Implements drag-and-drop interactions for moving nodes across the canvas and adding new elements.
- Rendering Order Managers - Manages the drawing sequence of nodes and links via z-index stacks to control visual layering.
- Diagram Element Styling - Provides customization of colors, line styles, and visual appearances for diagram nodes and links.
- Logic and Module Extensions - Allows developers to modify and extend core logic and modules to implement custom behaviors.
- Viewport Fitting Controls - Automatically adjusts the viewport scale and position to keep all active nodes visible.
- Diagramming Tools - React-based library for flow and process-oriented diagramming.
