@antv/x6/src/geometry/geometry.ts

JavaScript diagramming library that uses SVG and HTML for rendering.

import { JSONObject, JSONArray } from '../util'
import { Point } from './point'

export abstract class Geometry {
  abstract scale(
    sx: number,
    sy: number,
    origin?: Point.PointLike | Point.PointData,
  ): this

  abstract rotate(
    angle: number,
    origin?: Point.PointLike | Point.PointData,
  ): this

  abstract translate(tx: number, ty: number): this

  abstract translate(p: Point.PointLike | Point.PointData): this

  abstract equals(g: any): boolean

  abstract clone(): Geometry

  abstract toJSON(): JSONObject | JSONArray

  abstract serialize(): string

  valueOf() {
    return this.toJSON()
  }

  toString() {
    return JSON.stringify(this.toJSON())
  }
}