Create AJAX enabled Visio-like diagrams

Essential Diagram is an extensible, high-performance .NET diagramming framework for ASP.NET applications. It can be used for developing Microsoft Visio-like interactive graphics and diagramming applications. It stores graphical objects in a node graph and renders those objects on the screen. It supports both vector and raster graphics on the drawing surface.

Flexible Architecture

Essential Diagram is designed to be a high-performance, modular, easy-to-use and easy-to-customize engine. Many of the classes and components in the library can be sub-classed, providing users the ability to extend and customize the library to meet their needs.

• Export Options
• Hierarchy
• Model-view-controller
• Property Inheritance and Styling

Graphical Objects

Essential Diagram provides you all the basic shapes to let you come up with symbols which reflect your business needs.

• Label
• Model
• Node
• Shapes
• Symbol

Node Linking

Essential Diagram comes with built-in shapes that let you link diagram nodes illustrating work flow.

• Connector
• End-Point Decorator
• Line Routing and Bridging
• Port

Appearance

There are plenty of options to customize the appearance of different portions of a diagram. These options let you create professional-looking diagrams that can reflect the style patterns commonly used in your business domain.

• Background Style
• Enable Shading
• Fill Style
• Font Color and Style
• Layer
• Line Style
• Shadow Style

Layout Management

Essential Diagram provides a default layout implementation for all the common layout patterns. It also lets you easily customize the existing layout technique and implement brand new ones as well.

• Custom Layout Manager
• Directed-Tree Layout Manager
• Hierarchical Layout Manager
• Org. Chart Layout
• Radial-Tree Layout Manager
• Symmetric Layout Manager
• Table-Tree Layout Manager

Diagram Builder Mode

Essential Diagram can be used to create a rich Visio-like Diagram Builder application. This framework provides many utility controls to help you put such an application together very easily.

• Drawing Tools
• Editing Tools
• Grouping
• Layout Grid
• Rulers
• Serialization
• Undo Redo

Custom Symbols

Custom Symbols can be easily created using the Symbol Designer Utility. Such symbols can then be added to the symbol palette in a Diagram Builder application or simply be reused in diagrams you might create programmatically.

• Symbol Designer Utility
• Visio-Stencil Import

Wizard

Essential Diagram comes with advanced user-interface features to provide end-users with a rich visualization experience.The wizard features highlighted in this section include Wizard.

• Wizard

Scripting

Essential Diagram is integrated with the Essential Scripting Library to support diagram creation with scriptable interactivity. The scripting feature lets end-users define behaviors for diagram entities at run-time using one of the supported scripting languages. The scripting languages currently supported are C#, Visual Basic.NET and JScript.NET.

• Client-Side Scripting

Client Side Functionalities

Essential Diagram provides support for client-side events and methods that allows access to different nodes drawn in diagram control.

• Client-Side Event
• In-Place Editing
• Node Information