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/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import useVideo from '@/common/components/video/editor/useVideo';
import {getPointInImage} from '@/common/components/video/editor/VideoEditorUtils';
import {SegmentationPoint} from '@/common/tracker/Tracker';
import {labelTypeAtom} from '@/demo/atoms';
import stylex from '@stylexjs/stylex';
import {useAtomValue} from 'jotai';
import {MouseEvent} from 'react';
const styles = stylex.create({
container: {
position: 'absolute',
left: 0,
top: 0,
right: 0,
bottom: 0,
},
});
type Props = {
onPoint: (point: SegmentationPoint) => void;
};
export default function InteractionLayer({onPoint}: Props) {
const video = useVideo();
// Use labelType to swap positive and negative points. The most important use
// case is the switch between positive and negative label for left mouse
// clicks.
const labelType = useAtomValue(labelTypeAtom);
return (
<div
{...stylex.props(styles.container)}
onClick={(event: MouseEvent<HTMLDivElement>) => {
const canvas = video?.getCanvas();
if (canvas != null) {
const point = getPointInImage(event, canvas);
onPoint([...point, labelType === 'positive' ? 1 : 0]);
}
}}
onContextMenu={event => {
event.preventDefault();
const canvas = video?.getCanvas();
if (canvas != null) {
const point = getPointInImage(event, canvas);
onPoint([...point, labelType === 'positive' ? 0 : 1]);
}
}}
/>
);
}
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