Class TileLoader

瓦片加载器

Hierarchy (View Summary)

TileLoader
- TileMapLoader

Implements

ITileLoader

Index

Constructors

Properties

Accessors

bounds demSource downloadingThreads imgSource manager maxThreads projectionID

Methods

log update updateGeometry updateMaterial

Constructors

constructor

new TileLoader(): TileLoader
Returns TileLoader

Properties

debug

debug: number = 0

调试级别

Accessors

bounds

get bounds(): BoundsType
经纬度范围

Returns BoundsType
Implementation of ITileLoader.bounds
- Defined in packages/lib/src/loader/TileLoader.ts:22
set bounds(value: BoundsType): void
经纬度范围
Parameters
- value: BoundsType
Returns void
Implementation of ITileLoader.bounds
- Defined in packages/lib/src/loader/TileLoader.ts:25

demSource

get demSource(): ISource | undefined
获取地形数据源

Returns ISource | undefined
Implementation of ITileLoader.demSource
- Defined in packages/lib/src/loader/TileLoader.ts:57
set demSource(value: ISource | undefined): void
设置地形数据源
Parameters
- value: ISource | undefined
Returns void
Implementation of ITileLoader.demSource
- Defined in packages/lib/src/loader/TileLoader.ts:61

downloadingThreads

get downloadingThreads(): number
获取瓦片下载并发数量

Returns number
Implementation of ITileLoader.downloadingThreads
- Defined in packages/lib/src/loader/TileLoader.ts:41

imgSource

get imgSource(): ISource[]
获取影像数据源

Returns ISource[]
Implementation of ITileLoader.imgSource
- Defined in packages/lib/src/loader/TileLoader.ts:47
set imgSource(value: ISource[]): void
设置影像数据源
Parameters
- value: ISource[]
Returns void
Implementation of ITileLoader.imgSource
- Defined in packages/lib/src/loader/TileLoader.ts:51

manager

get manager(): TileLoadingManager
加载管理器

Returns TileLoadingManager
Implementation of ITileLoader.manager
- Defined in packages/lib/src/loader/TileLoader.ts:71

maxThreads

get maxThreads(): number
获取最大下载线程数

Returns number
Implementation of ITileLoader.maxThreads
- Defined in packages/lib/src/loader/TileLoader.ts:31
set maxThreads(value: number): void
设置最大下载线程数
Parameters
- value: number
Returns void
Implementation of ITileLoader.maxThreads
- Defined in packages/lib/src/loader/TileLoader.ts:35

projectionID

get projectionID(): ProjectionType
获取地图投影ID

Returns ProjectionType
Implementation of ITileLoader.projectionID
- Defined in packages/lib/src/loader/TileLoader.ts:66

Methods

`Protected`log

log(...args: unknown[]): void
日志方法，debug > 0 时输出
Parameters
- ...args: unknown[]
Returns void
- Defined in packages/lib/src/loader/TileLoader.ts:79

update

update(params: TileLoadParamsType, tileMesh: TileMesh): Promise<boolean>
更新瓦片数据（材质和几何体）
Parameters
- params: TileLoadParamsType
  加载参数（瓦片坐标、范围等）
- tileMesh: TileMesh
  待更新的瓦片网格
Returns Promise<boolean>
内容是否发生变化
Implementation of ITileLoader.update
- Defined in packages/lib/src/loader/TileLoader.ts:99

`Protected`updateGeometry

updateGeometry(params: TileLoadParamsType, tileMesh: TileMesh): Promise<boolean>
更新几何体
Parameters
- params: TileLoadParamsType
  加载参数
- tileMesh: TileMesh
  瓦片网格
Returns Promise<boolean>
几何体是否重新加载
- Defined in packages/lib/src/loader/TileLoader.ts:130

`Protected`updateMaterial

updateMaterial(params: TileLoadParamsType, tileMesh: TileMesh): Promise<boolean>
更新材质
Parameters
- params: TileLoadParamsType
  加载参数
- tileMesh: TileMesh
  瓦片网格
Returns Promise<boolean>
材质是否发生变化
- Defined in packages/lib/src/loader/TileLoader.ts:170