Class GeoJSONFeatureProvider

GeoJSON的数据访问器

export
implements: {IFeaturesProvider}

Hierarchy

FeatureDataProviderBase
- GeoJSONFeatureProvider

Index

Constructors

constructor

Properties

qeName

Methods

Constructors

constructor

new GeoJSONFeatureProvider(jsonObj: any): GeoJSONFeatureProvider

Overrides FeatureDataProviderBase.constructor
- Defined in src/providers/geojson.feature.provider.ts:22
构建 GeoJSONFeatureProvider.

memberof
GeoJSONFeatureProvider

Parameters
- jsonObj: any
  
  GeoJSON对象
Returns GeoJSONFeatureProvider

Properties

Static qeName

qeName: string = "v_geojson"

Methods

addEventParent

addEventParent(obj: any): GeoJSONFeatureProvider

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

addFeature

addFeature(feature: Feature<Geometry, {}>): void

- Defined in src/providers/geojson.feature.provider.ts:71
Parameters
- feature: Feature<Geometry, {}>
Returns void

fire

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

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

getFeature

getFeature(fid: string): Feature<Geometry, {}>

Overrides FeatureDataProviderBase.getFeature
- Defined in src/providers/geojson.feature.provider.ts:90
获取Feature Id

Parameters
- fid: string
Returns Feature<Geometry, {}>

getFeatures

getFeatures(): FeatureCollection<Geometry, {}>

Overrides FeatureDataProviderBase.getFeatures
- Defined in src/providers/geojson.feature.provider.ts:86
获取FeatureCollection集合

Returns FeatureCollection<Geometry, {}>

listens

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

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

lock

lock(): GeoJSONFeatureProvider

Inherited from FeatureDataProviderBase.lock
- Defined in src/core/evented.ts:119
Returns GeoJSONFeatureProvider

off

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

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

offFeaturesUpdate

offFeaturesUpdate(cb: (() => void)): IFeaturesProvider

Inherited from FeatureDataProviderBase.offFeaturesUpdate
- Defined in src/providers/feature.data.provider.base.ts:51
去掉数据源更新回调

Parameters
- cb: (() => void)
  
  更新回调
  - - (): void
    - Returns void
Returns IFeaturesProvider
当前数据访问器实例

on

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

Inherited from FeatureDataProviderBase.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 GeoJSONFeatureProvider

onFeaturesUpdate

onFeaturesUpdate(cb: (() => void)): IFeaturesProvider

Inherited from FeatureDataProviderBase.onFeaturesUpdate
- Defined in src/providers/feature.data.provider.base.ts:41
设置数据源更新回调

Parameters
- cb: (() => void)
  
  更新时候的回调
  - - (): void
    - Returns void
Returns IFeaturesProvider
当前数据访问器实例

once

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

Inherited from FeatureDataProviderBase.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 GeoJSONFeatureProvider

removeEventParent

removeEventParent(obj: any): GeoJSONFeatureProvider

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

removeFeature

removeFeature(fid: string): void

- Defined in src/providers/geojson.feature.provider.ts:77
Parameters
- fid: string
Returns void

unlock

unlock(fireLocked?: boolean): void

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

updateFeatures

updateFeatures(data: any): void

Inherited from FeatureDataProviderBase.updateFeatures
- Defined in src/providers/feature.data.provider.base.ts:31
更新数据源

Parameters
- data: any
  
  数据源
Returns void

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