element-portable/src/components/structures/BackdropPanel.tsx
David Langley 491f0cd08a
Change license (#13)
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2024-09-09 13:57:16 +00:00

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TypeScript

/*
Copyright 2021-2024 New Vector Ltd.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import React, { CSSProperties } from "react";
interface IProps {
backgroundImage?: string;
blurMultiplier?: number;
}
export const BackdropPanel: React.FC<IProps> = ({ backgroundImage, blurMultiplier }) => {
if (!backgroundImage) return null;
const styles: CSSProperties = {};
if (blurMultiplier) {
const rootStyle = getComputedStyle(document.documentElement);
const blurValue = rootStyle.getPropertyValue("--lp-background-blur");
const pixelsValue = blurValue.replace("px", "");
const parsed = parseInt(pixelsValue, 10);
if (!isNaN(parsed)) {
styles.filter = `blur(${parsed * blurMultiplier}px)`;
}
}
return (
<div className="mx_BackdropPanel">
<img role="presentation" alt="" style={styles} className="mx_BackdropPanel--image" src={backgroundImage} />
</div>
);
};
export default BackdropPanel;