Class Data<T>

Data structure underlying Vectors. Use the convenience method makeData.

Type parameters

T: DataType = DataType

Hierarchy

Data

Index

Constructors

constructor

Properties

Accessors

Methods

Constructors

constructor

new Data<T>(type: T, offset: number, length: number, nullCount?: number, buffers?: Data<T> | Partial<Buffers<T>>, children?: Data<DataType<Type, any>>[], dictionary?: Vector<any>): Data<T>

- Defined in data.ts:98
Type parameters
- T: DataType<Type, any, T> = DataType<Type, any>
Parameters
- type: T
- offset: number
- length: number
- Optional nullCount: number
- Optional buffers: Data<T> | Partial<Buffers<T>>
- children: Data<DataType<Type, any>>[] = []
- Optional dictionary: Vector<any>
Returns Data<T>

Properties

Readonly TArray

TArray: T["TArray"]

Readonly TType

TType: T["TType"]

Readonly TValue

TValue: T["TValue"]

Readonly children

children: Data<DataType<Type, any>>[]

Optional dictionary

dictionary?: Vector<any>

The dictionary for this Vector, if any. Only used for Dictionary type.

Readonly length

length: number

Readonly nullBitmap

nullBitmap: Uint8Array

Readonly nullable

nullable: boolean

Readonly offset

offset: number

Readonly stride

stride: number

Readonly type

type: T

Readonly typeIds

typeIds: T["TArray"]

Readonly valueOffsets

valueOffsets: Int32Array

Readonly values

values: T["TArray"]

Accessors

ArrayType

get ArrayType(): T["ArrayType"]

- Defined in data.ts:73
Returns T["ArrayType"]

buffers

get buffers(): Buffers<T>

- Defined in data.ts:74
Returns Buffers<T>

byteLength

get byteLength(): number

- Defined in data.ts:77
Returns number

nullCount

get nullCount(): number

- Defined in data.ts:89
Returns number

typeId

get typeId(): T["TType"]

- Defined in data.ts:72
Returns T["TType"]

Methods

_changeLengthAndBackfillNullBitmap

_changeLengthAndBackfillNullBitmap(newLength: number): Data<T>

- Defined in data.ts:169
Parameters
- newLength: number
Returns Data<T>

clone

clone<R>(type?: R, offset?: number, length?: number, nullCount?: number, buffers?: Buffers<R>, children?: Data<DataType<Type, any>>[]): Data<R>

- Defined in data.ts:152
Type parameters
- R: DataType<Type, any, R> = T
Parameters
- type: R = ...
- offset: number = ...
- length: number = ...
- nullCount: number = ...
- buffers: Buffers<R> = ...
- children: Data<DataType<Type, any>>[] = ...
Returns Data<R>

getValid

getValid(index: number): boolean

- Defined in data.ts:124
Parameters
- index: number
Returns boolean

setValid

setValid(index: number, value: boolean): boolean

- Defined in data.ts:133
Parameters
- index: number
- value: boolean
Returns boolean

slice

slice(offset: number, length: number): Data<T>

- Defined in data.ts:156
Parameters
- offset: number
- length: number
Returns Data<T>

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