Class GridIndex<T>

constructor

• new GridIndex<T extends GridKey>(
      width: number,
      height: number,
      cellSize: number,
  ): GridIndex<T>

  Type Parameters

  • T extends GridKey

  Parameters

  • width: number
  • height: number
  • cellSize: number

  Returns GridIndex<T>

bboxes

boxCells

boxKeys

boxUid

circleCells

circleKeys

circles

circleUid

height

width

xCellCount

xScale

yCellCount

yScale

hitTest

• hitTest(
      x1: number,
      y1: number,
      x2: number,
      y2: number,
      overlapMode: OverlapMode,
      predicate?: (key: T) => boolean,
  ): boolean

  Parameters

  • x1: number
  • y1: number
  • x2: number
  • y2: number
  • overlapMode: OverlapMode
  • Optionalpredicate: (key: T) => boolean

  Returns boolean

hitTestCircle

• hitTestCircle(
      x: number,
      y: number,
      radius: number,
      overlapMode: OverlapMode,
      predicate?: (key: T) => boolean,
  ): boolean

  Parameters

  • x: number
  • y: number
  • radius: number
  • overlapMode: OverlapMode
  • Optionalpredicate: (key: T) => boolean

  Returns boolean

insert

• insert(key: T, x1: number, y1: number, x2: number, y2: number): void

  Parameters

  • key: T
  • x1: number
  • y1: number
  • x2: number
  • y2: number

  Returns void

insertCircle

• insertCircle(key: T, x: number, y: number, radius: number): void

  Parameters

  • key: T
  • x: number
  • y: number
  • radius: number

  Returns void

keysLength

• keysLength(): number

  Returns number

query

• query(x1: number, y1: number, x2: number, y2: number): QueryResult<T>[]

  Parameters

  • x1: number
  • y1: number
  • x2: number
  • y2: number

  Returns QueryResult<T>[]