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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

Properties

Methods

Constructors

constructor

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

  • 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

Methods

id

  • id(): number

  • Returns number

mergeWith

  • mergeWith(command: SUndoCommand): boolean

  • Parameters

    • command: SUndoCommand

    Returns boolean

redo

  • redo(): void

  • 执行重做操作执行

    Returns void

toString

  • toString(): string

  • 命令细节描述

    Returns string

undo

  • undo(): void

  • 执行取消操作执行

    Returns void