Type Alias ImageFetcher

ImageFetcher: (url: string, signal: AbortSignal) => Promise<Blob | ImageBitmap>

自定义图片请求函数类型 Custom image fetcher function type

Type Declaration

- (url: string, signal: AbortSignal): Promise<Blob | ImageBitmap>
- Parameters
  - url: string
    图片 URL | Image URL
  - signal: AbortSignal
    AbortSignal 用于取消请求 | AbortSignal for request cancellation
  Returns Promise<Blob | ImageBitmap>
  返回 Blob（库自动转 ImageBitmap）或直接返回 ImageBitmap Returns Blob (auto-converted to ImageBitmap) or ImageBitmap directly