102 lines
2.4 KiB
TypeScript
102 lines
2.4 KiB
TypeScript
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/*
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Copyright 2023 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React, { FC, memo, ReactNode, RefObject, useRef } from "react";
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import { EventTypes, Handler, useDrag } from "@use-gesture/react";
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import { SpringValue, to } from "@react-spring/web";
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import { TileDescriptor } from "./TileDescriptor";
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import { ChildrenProperties } from "./VideoGrid";
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interface Props {
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id: string;
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onDragRef: RefObject<
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(
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tileId: string,
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state: Parameters<Handler<"drag", EventTypes["drag"]>>[0]
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) => void
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>;
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targetWidth: number;
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targetHeight: number;
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item: TileDescriptor;
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opacity: SpringValue<number>;
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scale: SpringValue<number>;
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shadow: SpringValue<number>;
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shadowSpread: SpringValue<number>;
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zIndex: SpringValue<number>;
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x: SpringValue<number>;
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y: SpringValue<number>;
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width: SpringValue<number>;
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height: SpringValue<number>;
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children: (props: ChildrenProperties) => ReactNode;
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}
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/**
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* A wrapper around a tile in a video grid. This component exists to decouple
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* child components from the grid.
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*/
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export const TileWrapper: FC<Props> = memo(
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({
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id,
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onDragRef,
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targetWidth,
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targetHeight,
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item,
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opacity,
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scale,
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shadow,
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shadowSpread,
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zIndex,
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x,
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y,
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width,
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height,
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children,
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}) => {
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const ref = useRef<HTMLElement | null>(null);
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useDrag((state) => onDragRef?.current!(id, state), {
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target: ref,
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filterTaps: true,
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preventScroll: true,
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});
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return (
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<>
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{children({
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ref,
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style: {
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opacity,
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scale,
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zIndex,
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x,
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y,
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width,
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height,
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boxShadow: to(
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[shadow, shadowSpread],
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(s, ss) => `rgba(0, 0, 0, 0.5) 0px ${s}px ${2 * s}px ${ss}px`
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),
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},
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targetWidth,
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targetHeight,
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item,
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})}
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</>
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);
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}
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);
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