Class SGraphPointListDelete

多边形、折线等相关顶点的位置删除命令

author: 韩耀龙

Hierarchy

SGraphCommand
- SGraphPointListDelete

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new SGraphPointListDelete(scene: SGraphScene, item: SGraphItem, pointList: SPoint[], pos: SPoint, index?: number | null): SGraphPointListDelete

Overrides SGraphCommand.constructor
- Defined in persagy-web-graph/src/commands/SGraphPointListDelete.ts:46
构造函数

Parameters
- scene: SGraphScene
  
  item所在场景
- item: SGraphItem
  
  指向item对象
- pointList: SPoint[]
  
  顶点数组
- pos: SPoint
  
  删除的点
- Default value index: number | null = null
  
  索引
Returns SGraphPointListDelete

Properties

Readonly command

command: string

命令名称

desc

desc: string

index

index: number | null

索引

item

item: SGraphItem

指向item对象

pointList

pointList: SPoint[]

顶点数组

pos

pos: SPoint | null

删除位置

scene

scene: SGraphScene | null = null

命令所属的场景类

Methods

id

id(): number

Inherited from SGraphCommand.id
- Defined in persagy-web-graph/node_modules/@persagy-web/base/lib/undo/SUndoCommand.d.ts:8
Returns number

mergeWith

mergeWith(command: SUndoCommand): boolean

Inherited from SGraphCommand.mergeWith
- Defined in persagy-web-graph/node_modules/@persagy-web/base/lib/undo/SUndoCommand.d.ts:7
Parameters
- command: SUndoCommand
Returns boolean

redo

redo(): void

Overrides SGraphCommand.redo
- Defined in persagy-web-graph/src/commands/SGraphPointListDelete.ts:75
执行重做操作执行

Returns void

toString

toString(): string

Overrides SGraphCommand.toString
- Defined in persagy-web-graph/src/commands/SGraphPointListDelete.ts:101
命令细节描述

Returns string

undo

undo(): void

Overrides SGraphCommand.undo
- Defined in persagy-web-graph/src/commands/SGraphPointListDelete.ts:87
执行取消操作执行

Returns void