Module events 

Structs

Properties

Generic properties that can be attached to any element

Style

Visual style properties

Enums

Direction

Direction for layouts

EdgeType

Types of edges/connections

EventResult

Result of processing an event

GraphEvent

Rich graph events that can represent any type of diagram

GroupType

Group types

LayoutType

Layout hints for visualization

MessageType

Message types for sequence diagrams

NodeType

Types of nodes - generic enough for any diagram

Position

Position hints

StateType

State types for state machines