95 строки
2.9 KiB
JavaScript
95 строки
2.9 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict
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* @format
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*/
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'use strict';
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/**
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* Keep this in sync with `DeprecatedImageSourcePropType.js`.
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*
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* This type is intentinoally inexact in order to permit call sites that supply
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* extra properties.
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*/
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export type ImageURISource = $ReadOnly<{
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/**
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* `uri` is a string representing the resource identifier for the image, which
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* could be an http address, a local file path, or the name of a static image
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* resource (which should be wrapped in the `require('./path/to/image.png')`
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* function).
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*/
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uri?: ?string,
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/**
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* `bundle` is the iOS asset bundle which the image is included in. This
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* will default to [NSBundle mainBundle] if not set.
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* @platform ios
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*/
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bundle?: ?string,
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/**
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* `method` is the HTTP Method to use. Defaults to GET if not specified.
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*/
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method?: ?string,
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/**
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* `headers` is an object representing the HTTP headers to send along with the
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* request for a remote image.
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*/
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headers?: ?{[string]: string},
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/**
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* `body` is the HTTP body to send with the request. This must be a valid
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* UTF-8 string, and will be sent exactly as specified, with no
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* additional encoding (e.g. URL-escaping or base64) applied.
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*/
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body?: ?string,
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/**
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* `cache` determines how the requests handles potentially cached
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* responses.
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*
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* - `default`: Use the native platforms default strategy. `useProtocolCachePolicy` on iOS.
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*
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* - `reload`: The data for the URL will be loaded from the originating source.
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* No existing cache data should be used to satisfy a URL load request.
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*
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* - `force-cache`: The existing cached data will be used to satisfy the request,
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* regardless of its age or expiration date. If there is no existing data in the cache
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* corresponding the request, the data is loaded from the originating source.
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*
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* - `only-if-cached`: The existing cache data will be used to satisfy a request, regardless of
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* its age or expiration date. If there is no existing data in the cache corresponding
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* to a URL load request, no attempt is made to load the data from the originating source,
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* and the load is considered to have failed.
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*
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* @platform ios
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*/
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cache?: ?('default' | 'reload' | 'force-cache' | 'only-if-cached'),
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/**
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* `width` and `height` can be specified if known at build time, in which case
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* these will be used to set the default `<Image/>` component dimensions.
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*/
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width?: ?number,
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height?: ?number,
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/**
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* `scale` is used to indicate the scale factor of the image. Defaults to 1.0 if
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* unspecified, meaning that one image pixel equates to one display point / DIP.
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*/
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scale?: ?number,
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...
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}>;
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export type ImageSource =
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| number
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| ImageURISource
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| $ReadOnlyArray<ImageURISource>;
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