Class NodeHandler

Hierarchy

AbstractHandler
- NodeHandler

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new NodeHandler(handler: Handler): NodeHandler

Inherited from AbstractHandler.constructor
- Defined in src/canvas/handlers/AbstractHandler.ts:6
Parameters
- handler: Handler
Returns NodeHandler

Properties

Protected canvas

canvas: FabricCanvas

Protected handler

handler: Handler

Methods

deselect

deselect(): void

- Defined in src/canvas/handlers/NodeHandler.ts:156
Deselect nodes

Returns void

getNodePath

getNodePath(target: NodeObject, nodes?: NodeObject[], direction?: "to" | "from" | "init", visited?: Set<NodeObject>): void

- Defined in src/canvas/handlers/NodeHandler.ts:53
Get the node path by target object

Parameters
- target: NodeObject
- Default value nodes: NodeObject[] = []
- Default value direction: "to" | "from" | "init" = "init"
- Default value visited: Set<NodeObject> = new Set<NodeObject>()
Returns void

highlightingByPath

highlightingByPath(path?: string[], options?: NodeHighlightOptions): void

- Defined in src/canvas/handlers/NodeHandler.ts:179
Highlight path by ids

Parameters
- Optional path: string[]
- Optional options: NodeHighlightOptions
Returns void

highlightingLink

highlightingLink(obj: FabricObject, targetObj?: NodeObject, duration?: number): void

- Defined in src/canvas/handlers/NodeHandler.ts:223
Highlight link

Parameters
- obj: FabricObject
- Optional targetObj: NodeObject
- Default value duration: number = 300
Returns void

highlightingNode

highlightingNode(obj: NodeObject, options?: NodeHighlightOptions): void

- Defined in src/canvas/handlers/NodeHandler.ts:284
Highlight node

Parameters
- obj: NodeObject
- Default value options: NodeHighlightOptions = { duration: 300, minBlur: 0, maxBlur: 30 }
Returns void

Protected initialize

initialize(): void

Inherited from AbstractHandler.initialize
- Defined in src/canvas/handlers/AbstractHandler.ts:14
Returns void

selectById

selectById(id: string): void

- Defined in src/canvas/handlers/NodeHandler.ts:140
Select node by id

Parameters
- id: string
Returns void

selectByPath

selectByPath(path?: string[], options?: NodeHighlightOptions): void

- Defined in src/canvas/handlers/NodeHandler.ts:92
Select the node path

Parameters
- Optional path: string[]
- Optional options: NodeHighlightOptions
Returns void

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