NorthwoodsSoftware/GoJS

Features

• Interactive Diagramming Libraries - Functions as a library for embedding interactive, browser-rendered diagrams that bind data to visual templates.
• Data-Driven Diagramming Frameworks - Provides a complete framework for building diagrams that are bidirectionally synchronized with JavaScript data models.
• Node-Based Diagramming Frameworks - Provides a framework for building interactive, node-based visual editors and diagrams in web applications.
• Drag and Drop - Provides comprehensive drag-and-drop functionality for moving parts within diagrams or importing external HTML elements.
• Organizational Charting - Creates hierarchical organizational charts with integrated capabilities for structural editing and reorganization.
• Automated Graph Layouts - Uses algorithmic positioning such as tree, circular, and force-directed layouts to organize complex graphs.
• Graph Data Models - Manages the diagram as a collection of nodes and links with separate data for each.
• Graph Layout Engines - Implements an algorithmic system for automatically arranging nodes into trees, grids, and force-directed layouts.
• Visual Data Modeling - Connects structured data models to a graphical interface for real-time synchronization and bidirectional updates.
• Change Tracking - Tracks additions, deletions, and modifications to the diagram model to support history and synchronization.
• Undo-Redo State History - Tracks state changes as atomic operations to provide reliable undo and redo functionality for user actions.
• Diagram - Supports discarding changes made during a current batch operation to restore the previous diagram state.
• Composite Visual Elements - Constructs complex visual parts using nested panels, shapes, text, and images as the primary building blocks for nodes.
• Flowchart Rendering - Implements a programmatic rendering engine for custom flowcharts and process diagrams using vector graphics.
• Canvas Rendering Engines - Implements a high-performance rendering system that draws nodes and links to an HTML Canvas or SVG.
• Link Path Routing - Determines the path of links between nodes using curved lines or obstacle-avoidance routing to prevent overlaps.
• Interactive Canvas Editing - Provides tools for users to drag elements and reconnect links directly on the canvas.
• Template-Based Element Generation - Generates visual diagram parts by mapping data records to predefined reusable appearance templates.
• Tree Layouts - Implements algorithmic tree-structured graph layouts to automatically arrange nodes into layers.
• Algorithmic Positioning Engines - Calculates node coordinates using a set of pluggable layout algorithms for trees, grids, and graphs.
• Atomic Transactional State Commits - Allows recording batches of diagram changes as single atomic operations for consistent undo and redo.
• Diagram Link Styles - Provides diverse link styles including orthogonal and perpendicular lines that automatically adapt to node alignment.
• Element Relationship Mapping - Connects nodes using lines and custom link types to represent relationships based on underlying data.
• Large Dataset Optimizations - Reduces memory overhead by creating only visible elements while handling thousands of data points.
• Composite Visual Trees - Constructs nodes and links as a hierarchy of shapes, text blocks, and panels to define visual layout.
• Undo-Redo Management - Manages the editing timeline through a transactional system for state restoration.
• Canvas Pan and Zoom Controls - Provides tools for navigating the canvas, including pinch-zooming and infinite scrolling.
• Bidirectional Data-Binding - Links visual element properties to a JavaScript data model for bidirectional automatic updates.
• Component Templates - Uses reusable templates to define the appearance and layout of nodes and links.
• Data-to-UI Bindings - Links visual element properties to fields in a data model for automatic updates.
• Canvas Element Repositioning - Enables repositioning of visual elements on the canvas by updating their location properties.
• Rotation Handles - Implements interactive rotation handles for spinning visual elements around their center point.
• Interactive Visual Modeling Tools - Provides a framework for creating editable diagrams with interactive palettes, transactional history, and in-place text editing.
• Element Resizers - Provides interactive resize handles to programmatically and manually update element bounding box dimensions.
• User Input Processing - Processes mouse, touch, and keyboard input via a tool system to execute interactive commands.
• Viewport-Based Virtualization - Maintains high performance for large datasets by rendering only elements currently within the visible viewport.
• Visual Component Templates - Uses a template-based system to map data records to reusable visual definitions for nodes and links.
• Bidirectional Bindings - Provides bidirectional synchronization between underlying data models and visual diagram elements.
• Interactive Link Reconnection - Supports disconnecting and reconnecting link ends to valid connection ports via drag-and-drop.
• BPMN 2.0 Web Modelers - Creates interactive process notation diagrams with custom templates and linking rules.
• Floor Plan Design - Provides capabilities for creating spatial layouts with drag-and-drop palettes and reshapable area definitions.
• Gantt Charts - Creates project timelines with collapsible task trees and scheduled durations in a Gantt chart format.
• Interactive Floor Planning - Enables designing spatial layouts with grid-snapping walls, room definitions, and drag-and-drop furniture.
• Mind Mapping Software - Develops interactive mind maps using double-tree diagrams with dynamic node addition.
• Warehouse Layout Planning - Enables the creation of warehouse layouts with reshapable areas and drag-and-drop palettes.
• Cascading Deletions - Ensures that deleting a parent node automatically removes all of its descendant children.
• Data Loading - Automatically loads structured JSON objects or arrays into the diagram model.
• Model Persistence - Saves and loads diagram state as JSON-formatted text for persistence and restoration.
• Custom Tool Integrations - Enables overriding methods of command handlers, tools, and layouts to add custom interactive behaviors.
• Sequence Diagrams - Provides specialized templates and routing for creating interactive sequence diagrams.
• State Diagrams - Supports the construction of state diagrams with dynamic runtime node and link creation.
• Data-Driven Diagram Generators - Generates visual diagrams by reading and processing structured JSON data.
• Multi-View Synchronization - Links multiple diagrams to a single data model so changes are reflected across all views.
• Concept Maps - Displays interlinked concepts using a force-directed layout with link labels.
• Data-Driven Visual Styling - Provides the ability to apply distinct visual styles to nodes automatically based on their associated data attributes.
• Diagram Animations - GoJS moves nodes or tokens along link paths and applies visual effects to highlight specific parts.
• Edge Flow Animations - Creates animated visual effects on links to represent the flow of materials through pipes and valves.
• Family Tree Renderers - Arranges nodes in hierarchical layers to display genealogical relationships across generations.
• Fill and Stroke Styles - Provides precise control over the fill color, stroke color, and other visual properties of drawn shapes.
• Custom Shape Rendering - Renders a variety of predefined and user-defined custom shapes directly on the canvas.
• Shape Rendering - Implements the rendering of geometric primitives such as rectangles, ellipses, and polygons within the diagram canvas.
• Grid-Based Node Layouts - Positions nodes in a grid-like arrangement with configurable ordering, spacing, and wrapping.
• Link Routing Controls - Provides orthogonal, curved, and parallel routing options for connection lines between diagram nodes.
• Image Format Rendering - Supports loading and rendering images from various formats and sources as elements within diagram nodes.
• Network Path Routing - Computes paths through connected nodes while avoiding obstacles and respecting specific link constraints.
• Obstacle-Avoidance Link Routing - Computes paths for connecting lines that automatically route around nodes to prevent visual overlap.
• Obstacle Avoidance Routing - Plots link paths that automatically avoid crossing over nodes using a specialized obstacle-avoidance router.
• Path Animation Utilities - Animates diagram parts moving along complex link paths to illustrate progression or flow.
• Diagram Path Animations - Provides the ability to animate nodes or tokens moving along link paths to visualize flow and progression.
• Snap Alignment Libraries - Positions nodes and links using grid snapping and precise alignment tools for uniform distribution.
• Subgraph Grouping - Treats collections of nodes and links as single units to create manageable subgraphs.
• Schematic Capture Editors - Supports drawing electronic circuit diagrams using specialized symbols, wires, and routed connections.
• Functional Network Topologies - Designs network topologies with the ability to organize nodes into functional subnetworks.
• Interactive Connection Ports - Allows users to dynamically add and manage connection ports on nodes via buttons or context menus.
• Dynamic System Modeling - Provides visualization capabilities for system dynamics, including material storages and flows.
• Circular Layouts - Positions nodes in circular or radial arrangements around a central point.
• Directed Graph Layouts - Places nodes of directed graphs into organized layers of rows or columns for hierarchical readability.
• Component Behavior Overrides - Allows overriding internal methods and modifying properties of nodes and links to customize interaction and rendering.
• Custom Interactive Tools - Supports the creation of custom interaction behaviors such as lasso selection and freehand drawing.
• Container Nesting - Provides hierarchical containers that organize related nodes into expandable and collapsible groups.
• Industrial Monitoring Screens - Builds SCADA-style monitoring screens and process flow visualizations for industrial control systems.
• Industrial Process Visualization - Creates SCADA-style monitoring screens and piping diagrams with live indicators and animated process flows.
• Real Time Process Monitors - Displays real-time industrial data on SCADA-style diagrams with updating indicators and icons.
• Security Operation Dashboards - Constructs real-time security operation dashboards displaying live video feeds and door status.
• Buttons - Integrates clickable interactive controls like expanders and checkboxes directly into the visual nodes.
• Chart Embeddings - Integrates various data visualization components, including pie and bar charts, directly into individual nodes.
• Collapsible Containers - Implements containers that group diagram elements together and can be expanded or collapsed by the user.
• Component Palettes - Ships a draggable palette for placing furniture, appliances, and stairs into a diagram with resizing handles.
• Context Menus - Provides pop-up context menus for executing actions on specific diagram elements.
• Custom Node Geometries - Defines complex unique figures using SVG-like path strings and segment objects.
• Custom Node and Edge Geometries - Constructs arbitrary shapes by parsing geometry path strings or assembling path figures.
• Custom UI Control Implementations - Implements specialized UI widgets like gauges, meters, and checkboxes directly within the diagram canvas.
• Overview Maps - Provides a thumbnail view of a larger diagram to show the current viewport.
• Drag-and-Drop Palettes - Ships a draggable element palette for easily adding nodes and components to a diagram.
• Force-Directed Layouts - Positions nodes using physical simulations of attraction and repulsion forces.
• Floor Plan Components - Allows adding appliances, stairs, and furniture from a palette with support for snapping, rotation, and resizing.
• Link Creation Handles - Allows users to create new links by dragging from the edge of a node.
• Interaction Logic Hooks - Provides functional interfaces and hooks to override built-in tools and events for custom interaction models.
• Interaction Controls - Implements high-level editor interaction logic including context menus, tooltips, and keyboard shortcuts.
• Swimlane Layouts - Builds collapsible swimlanes that constrain nodes to stay within their lane.
• Hover Previews - Displays informational tooltips as rich content previews when a user hovers over a diagram object.
• Hover-Activated Action Buttons - Displays contextual action buttons in a node's adornment when the user hovers over it.
• In-Place Editing Inputs - Allows users to modify text blocks directly within the diagram using custom HTML editors.
• Input Handling Systems - Processes mouse and keyboard events through a modal tool system to execute specific interaction behaviors.
• Interactive Connection Managers - Provides tools for dynamically drawing, relinking, and deleting connections between node ports.
• Kanban Boards - Builds interactive Kanban boards for categorizing and editing tasks within columns.
• Custom Layouts - Provides base structures for developing bespoke positioning algorithms to arrange nodes and links.
• Node Grouping Visuals - Implements visual boundaries and panels to group nodes into clusters or subgraphs.
• Data Merging - Applies incremental changes to the model without requiring a full reload of the data set.
• Grid Snapping - Provides a coordinate grid that allows users to snap element positions and sizes to precise increments.
• SVG Integration - Integrates SVG path strings to create custom vector-based shapes and icons within diagrams.
• Viewport Focus Animations - Animates the diagram view to scroll to and scale a specific node to draw user attention.
• Viewport Scrolling Control - Moves the viewport to bring a particular node, link, or part into view.
• Boundary Constraints - Restricts movement or placement of nodes using custom dragging and boundary rules.
• Keyboard Shortcut Mapping - Handles keyboard input events to trigger specific diagram actions or custom command logic.
• Frontend Framework Integrations - Enables embedding diagrams into various JavaScript frontend framework architectures without external dependencies.
• Viewport Fitting Controls - Adjusts the viewport so the entire diagram content is visible within the display area.

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