Class GrayImageGridDataProvider

QE自定义格点数据访问器

export
implements: {IGridDataProvider}

Hierarchy

GridDataProviderBase
- GrayImageGridDataProvider

Constructors

constructor

new GrayImageGridDataProvider(source: TexImageSource, options: IGrayImageGridDataProviderOptions): GrayImageGridDataProvider

Overrides GridDataProviderBase.constructor
- Defined in src/providers/gray.image.grid.data.provider.ts:54
构建 QEGridDataProvider

memberof
QEGridDataProvider

Parameters
- source: TexImageSource
- options: IGrayImageGridDataProviderOptions
Returns GrayImageGridDataProvider

Properties

gridOptions

gridOptions: IGridDataOptions

格点属性信息

meta

meta: {} = {}

数据元信息（头信息）

Type declaration

[key: string]: any

Static qeName

qeName: string = "g_gray"

Accessors

currentTIdx

get currentTIdx(): number
set currentTIdx(idx: number): void

Inherited from GridDataProviderBase.currentTIdx
- Defined in src/providers/grid.data.provider.base.ts:86
获取当前时间维度值，可能为小数

Returns number
Inherited from GridDataProviderBase.currentTIdx
- Defined in src/providers/grid.data.provider.base.ts:93
设置当前时间维度值，如果超过了数据中的时间维度，则不执行任何操作

Parameters
- idx: number
Returns void

currentZIdx

get currentZIdx(): number
set currentZIdx(idx: number): void

Inherited from GridDataProviderBase.currentZIdx
- Defined in src/providers/grid.data.provider.base.ts:116
获取当前高度维度值，可能为小数

Returns number
Inherited from GridDataProviderBase.currentZIdx
- Defined in src/providers/grid.data.provider.base.ts:123
设置当前层次维度信息，当设置超出维度范围时，不执行操作

Parameters
- idx: number
Returns void

Methods

addEventParent

addEventParent(obj: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.addEventParent
- Defined in src/core/evented.ts:299
Parameters
- obj: any
Returns GrayImageGridDataProvider

allGrids

allGrids(): GridData[][]

Inherited from GridDataProviderBase.allGrids
- Defined in src/providers/grid.data.provider.base.ts:168
获取当前数据访问器中的所有维度数据

Returns GridData[][]

center

center(): { lat: number; lon: number; z: number }

Inherited from GridDataProviderBase.center
- Defined in src/providers/grid.data.provider.base.ts:158
Returns { lat: number; lon: number; z: number }
- lat: number
- lon: number
- z: number

centerLat

centerLat(): number

Inherited from GridDataProviderBase.centerLat
- Defined in src/providers/grid.data.provider.base.ts:147
Returns number

centerLon

centerLon(): number

Inherited from GridDataProviderBase.centerLon
- Defined in src/providers/grid.data.provider.base.ts:143
Returns number

centerZ

centerZ(): number

Inherited from GridDataProviderBase.centerZ
- Defined in src/providers/grid.data.provider.base.ts:151
Returns number

fire

fire(type: any, data: IEventData, propagate?: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.fire
- Defined in src/core/evented.ts:220
Parameters
- type: any
- data: IEventData
- Optional propagate: any
Returns GrayImageGridDataProvider

getGrid

getGrid(dim?: any, level?: any): GridData

Inherited from GridDataProviderBase.getGrid
- Defined in src/providers/grid.data.provider.base.ts:162
获取一个二维格点场

Parameters
- Optional dim: any
- Optional level: any
Returns GridData

getIntTIdx

getIntTIdx(): number

Inherited from GridDataProviderBase.getIntTIdx
- Defined in src/providers/grid.data.provider.base.ts:176
获取当前生效的整数形式的时间索引号

Returns number
{number}

getIntZIdx

getIntZIdx(): number

Inherited from GridDataProviderBase.getIntZIdx
- Defined in src/providers/grid.data.provider.base.ts:180
获取当前生效的整数形式的高度层索引号

Returns number
{number}

listens

listens(type: any, propagate?: any): boolean

Inherited from GridDataProviderBase.listens
- Defined in src/core/evented.ts:261
Parameters
- type: any
- Optional propagate: any
Returns boolean

lock

lock(): GrayImageGridDataProvider

Inherited from GridDataProviderBase.lock
- Defined in src/core/evented.ts:119
Returns GrayImageGridDataProvider

off

off(types: any, fn: any, context?: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.off
- Defined in src/core/evented.ts:97
Parameters
- types: any
- fn: any
- Optional context: any
Returns GrayImageGridDataProvider

offActiveGridUpdated

offActiveGridUpdated(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offActiveGridUpdated
- Defined in src/providers/grid.data.provider.base.ts:250
取消监听当前时间和高度索引所在的格点发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offIntTChanged

offIntTChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offIntTChanged
- Defined in src/providers/grid.data.provider.base.ts:229
取消监听时间整数部分发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offIntTZChanged

offIntTZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offIntTZChanged
- Defined in src/providers/grid.data.provider.base.ts:239
取消监听时间高度整数发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offIntZChanged

offIntZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offIntZChanged
- Defined in src/providers/grid.data.provider.base.ts:234
取消监听高度整数部分发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offTChanged

offTChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offTChanged
- Defined in src/providers/grid.data.provider.base.ts:214
取消监听时间发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offTZChanged

offTZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offTZChanged
- Defined in src/providers/grid.data.provider.base.ts:224
取消监听时间高度发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

offZChanged

offZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.offZChanged
- Defined in src/providers/grid.data.provider.base.ts:219
取消监听高度发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

on

on(types: any, fn: ((event: IEventData) => void), context?: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.on
- Defined in src/core/evented.ts:64
Parameters
- types: any
- fn: ((event: IEventData) => void)
  - - (event: IEventData): void
    - Parameters
      - event: IEventData
      Returns void
- Optional context: any
Returns GrayImageGridDataProvider

onActiveGridUpdated

onActiveGridUpdated(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onActiveGridUpdated
- Defined in src/providers/grid.data.provider.base.ts:245
监听当前时间和高度索引所在的格点发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onIntTChanged

onIntTChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onIntTChanged
- Defined in src/providers/grid.data.provider.base.ts:199
监听时间的整数部分发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onIntTZChanged

onIntTZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onIntTZChanged
- Defined in src/providers/grid.data.provider.base.ts:209
监听时间和高度的整数部分发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onIntZChanged

onIntZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onIntZChanged
- Defined in src/providers/grid.data.provider.base.ts:204
监听高度的整数部分发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onTChanged

onTChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onTChanged
- Defined in src/providers/grid.data.provider.base.ts:184
监听时间索引号发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onTZChanged

onTZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onTZChanged
- Defined in src/providers/grid.data.provider.base.ts:194
监听时间和高度索引号发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

onZChanged

onZChanged(cb: (() => void)): IGridDataProvider

Inherited from GridDataProviderBase.onZChanged
- Defined in src/providers/grid.data.provider.base.ts:189
监听高度层索引号发生变化的消息

Parameters
- cb: (() => void)
  - - (): void
    - Returns void
Returns IGridDataProvider
{IGridDataProvider}

once

once(types: any, fn: ((event: IEventData) => void), context?: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.once
- Defined in src/core/evented.ts:276
Parameters
- types: any
- fn: ((event: IEventData) => void)
  - - (event: IEventData): void
    - Parameters
      - event: IEventData
      Returns void
- Optional context: any
Returns GrayImageGridDataProvider

removeEventParent

removeEventParent(obj: any): GrayImageGridDataProvider

Inherited from GridDataProviderBase.removeEventParent
- Defined in src/core/evented.ts:307
Parameters
- obj: any
Returns GrayImageGridDataProvider

unlock

unlock(fireLocked?: boolean): void

Inherited from GridDataProviderBase.unlock
- Defined in src/core/evented.ts:124
Parameters
- fireLocked: boolean = true
Returns void

updateGrid

updateGrid(grid: GridData, dimIdx: number, levelIdx: number, levelOfZ: number, setActive: boolean): IGridDataProvider

Inherited from GridDataProviderBase.updateGrid
- Defined in src/providers/grid.data.provider.base.ts:172
向当前数据源增加一个格点场

Parameters
- grid: GridData
- dimIdx: number
- levelIdx: number
- levelOfZ: number
- setActive: boolean
Returns IGridDataProvider
{IGridDataProvider}

Static fromBuffer

fromBuffer(buffer: ArrayBuffer, isVideo: boolean, options: IGrayImageGridDataProviderOptions): Promise<GrayImageGridDataProvider>

- Defined in src/providers/gray.image.grid.data.provider.ts:161
Parameters
- buffer: ArrayBuffer
- isVideo: boolean
- options: IGrayImageGridDataProviderOptions
Returns Promise<GrayImageGridDataProvider>

Static fromURL

fromURL(url: string, isVideo: boolean, options: IGrayImageGridDataProviderOptions): Promise<GrayImageGridDataProvider>

- Defined in src/providers/gray.image.grid.data.provider.ts:179
Parameters
- url: string
- isVideo: boolean
- options: IGrayImageGridDataProviderOptions
Returns Promise<GrayImageGridDataProvider>

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