Documentation / @geoverse/core-libre / TileBitmapFetcher

Type Alias: TileBitmapFetcher

type TileBitmapFetcher = (tx, ty, z, signal) => Promise<ImageBitmap | null>;

Defined in: packages/core-libre/src/sources/baiduProtocol.ts:260

取单张百度瓦片为可绘制位图；null 表示该瓦片缺失（跳过绘制）

Parameters

tx

number

ty

number

z

number

signal

AbortSignal

Returns

Promise<ImageBitmap | null>