71 lines
1.9 KiB
Text
71 lines
1.9 KiB
Text
---
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import { getPicture } from '../dist/index.js';
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import { warnForMissingAlt } from './index.js';
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import type { ImgHTMLAttributes, HTMLAttributes } from './index.js';
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import type { ImageMetadata, OutputFormat, TransformOptions } from '../dist/index.js';
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interface LocalImageProps
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extends Omit<HTMLAttributes, 'src' | 'width' | 'height'>,
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Omit<TransformOptions, 'src'>,
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Pick<astroHTML.JSX.ImgHTMLAttributes, 'loading' | 'decoding'> {
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src: ImageMetadata | Promise<{ default: ImageMetadata }>;
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/** Defines an alternative text description of the image. Set to an empty string (alt="") if the image is not a key part of the content (it's decoration or a tracking pixel). */
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alt: string;
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sizes: HTMLImageElement['sizes'];
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widths: number[];
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formats?: OutputFormat[];
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}
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interface RemoteImageProps
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extends Omit<HTMLAttributes, 'src' | 'width' | 'height'>,
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TransformOptions,
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Pick<ImgHTMLAttributes, 'loading' | 'decoding'> {
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src: string;
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/** Defines an alternative text description of the image. Set to an empty string (alt="") if the image is not a key part of the content (it's decoration or a tracking pixel). */
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alt: string;
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sizes: HTMLImageElement['sizes'];
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widths: number[];
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aspectRatio: TransformOptions['aspectRatio'];
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formats?: OutputFormat[];
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background: TransformOptions['background'];
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}
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export type Props = LocalImageProps | RemoteImageProps;
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const {
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src,
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alt,
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sizes,
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widths,
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aspectRatio,
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fit,
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background,
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position,
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formats = ['avif', 'webp'],
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loading = 'lazy',
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decoding = 'async',
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...attrs
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} = Astro.props as Props;
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if (alt === undefined || alt === null) {
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warnForMissingAlt();
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}
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const { image, sources } = await getPicture({
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src,
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widths,
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formats,
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aspectRatio,
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fit,
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background,
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position,
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});
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delete image.width;
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delete image.height;
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---
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<picture>
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{sources.map((attrs) => <source {...attrs} {sizes} />)}
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<img {...image} {loading} {decoding} {alt} {...attrs} />
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</picture>
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