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Calculate DetailImage fallback width using rem (#4441)

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DingDongSoLong4 2024-01-09 02:11:46 +02:00 committed by GitHub
parent a998497004
commit 9859ec61fb
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2 changed files with 8 additions and 3 deletions
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7
ui/v2.5/src/components/Shared/DetailImage.tsx
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@ -1,6 +1,7 @@
import { useLayoutEffect, useRef } from "react";
import { remToPx } from "src/utils/units";
const DEFAULT_WIDTH = "200";
const DEFAULT_WIDTH = Math.round(remToPx(30));
// Props used by the <img> element
type IDetailImageProps = JSX.IntrinsicElements["img"];
@ -17,7 +18,7 @@ export const DetailImage = (props: IDetailImageProps) => {
// If the naturalWidth is zero, it means the image either hasn't loaded yet
// or we're on Firefox and it is an SVG w/o an intrinsic size.
// So set the width to our fallback width.
img.setAttribute("width", DEFAULT_WIDTH);
img.setAttribute("width", String(DEFAULT_WIDTH));
} else {
// If we have a `naturalWidth`, this could either be the actual intrinsic width
// of the image, or the image is an SVG w/o an intrinsic size and we're on Chrome or Safari,
@ -26,7 +27,7 @@ export const DetailImage = (props: IDetailImageProps) => {
// so we need to clone the image to disconnect it from the DOM, and then get the `naturalWidth` of the clone,
// in order to always return the same `naturalWidth` for a given src.
const i = img.cloneNode() as HTMLImageElement;
img.setAttribute("width", (i.naturalWidth || DEFAULT_WIDTH).toString());
img.setAttribute("width", String(i.naturalWidth || DEFAULT_WIDTH));
}
}

4
ui/v2.5/src/utils/units.ts
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@ -15,3 +15,7 @@ export function cmToInches(cm: number) {
const inches = cm * cmInInches;
return inches;
}
export function remToPx(rem: number) {
return rem * parseFloat(getComputedStyle(document.documentElement).fontSize);
}