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Show object attributes when hovering or tapping timeline bounding box (#6879)

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* Show overlay when hovering on timeline box

* Make it work with mobile too

* Fix lint

* Fix ratio

* Update web/src/components/TimelineEventOverlay.jsx

Co-authored-by: Blake Blackshear <blakeb@blakeshome.com>

* Show overlay when hovering on timeline box

* Make it work with mobile too

* Fix lint

* Fix ratio

* Remove label and make overlay respect selected theme

---------

Co-authored-by: Blake Blackshear <blakeb@blakeshome.com>
This commit is contained in:
Nicolas Mowen 2023-06-30 06:15:19 -06:00 committed by GitHub
parent ed0d2be321
commit bd17e7d824
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2 changed files with 70 additions and 17 deletions
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65
web/src/components/TimelineEventOverlay.jsx Normal file
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@ -0,0 +1,65 @@
import { Fragment, h } from 'preact';
import { useState } from 'preact/hooks';
export default function TimelineEventOverlay({ eventOverlay, cameraConfig }) {
const boxLeftEdge = Math.round(eventOverlay.data.box[0] * 100);
const boxTopEdge = Math.round(eventOverlay.data.box[1] * 100);
const boxRightEdge = Math.round((1 - eventOverlay.data.box[2] - eventOverlay.data.box[0]) * 100);
const boxBottomEdge = Math.round((1 - eventOverlay.data.box[3] - eventOverlay.data.box[1]) * 100);
const [isHovering, setIsHovering] = useState(false);
const getHoverStyle = () => {
if (boxLeftEdge < 15) {
// show object stats on right side
return {
left: `${boxLeftEdge + eventOverlay.data.box[2] * 100 + 1}%`,
top: `${boxTopEdge}%`,
};
}
return {
right: `${boxRightEdge + eventOverlay.data.box[2] * 100 + 1}%`,
top: `${boxTopEdge}%`,
};
};
const getObjectArea = () => {
const width = eventOverlay.data.box[2] * cameraConfig.detect.width;
const height = eventOverlay.data.box[3] * cameraConfig.detect.height;
return Math.round(width * height);
};
const getObjectRatio = () => {
const width = eventOverlay.data.box[2] * cameraConfig.detect.width;
const height = eventOverlay.data.box[3] * cameraConfig.detect.height;
return Math.round(100 * (width / height)) / 100;
};
return (
<Fragment>
<div
className="absolute border-4 border-red-600"
onMouseEnter={() => setIsHovering(true)}
onMouseLeave={() => setIsHovering(false)}
onTouchStart={() => setIsHovering(true)}
onTouchEnd={() => setIsHovering(false)}
style={{
left: `${boxLeftEdge}%`,
top: `${boxTopEdge}%`,
right: `${boxRightEdge}%`,
bottom: `${boxBottomEdge}%`,
}}
>
{eventOverlay.class_type == 'entered_zone' ? (
<div className="absolute w-2 h-2 bg-yellow-500 left-[50%] -translate-x-1/2 translate-y-3/4 bottom-0" />
) : null}
</div>
{isHovering && (
<div className="absolute bg-white dark:bg-slate-800 p-4 block dark:text-white text-lg" style={getHoverStyle()}>
<div>{`Area: ${getObjectArea()} px`}</div>
<div>{`Ratio: ${getObjectRatio()}`}</div>
</div>
)}
</Fragment>
);
}

22
web/src/routes/Events.jsx
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@ -29,6 +29,7 @@ import { formatUnixTimestampToDateTime, getDurationFromTimestamps } from '../uti
import TimeAgo from '../components/TimeAgo';
import Timepicker from '../components/TimePicker';
import TimelineSummary from '../components/TimelineSummary';
import TimelineEventOverlay from '../components/TimelineEventOverlay';
const API_LIMIT = 25;
@ -717,23 +718,10 @@ export default function Events({ path, ...props }) {
}}
>
{eventOverlay ? (
<div
className="absolute border-4 border-red-600"
style={{
left: `${Math.round(eventOverlay.data.box[0] * 100)}%`,
top: `${Math.round(eventOverlay.data.box[1] * 100)}%`,
right: `${Math.round(
(1 - eventOverlay.data.box[2] - eventOverlay.data.box[0]) * 100
)}%`,
bottom: `${Math.round(
(1 - eventOverlay.data.box[3] - eventOverlay.data.box[1]) * 100
)}%`,
}}
>
{eventOverlay.class_type == 'entered_zone' ? (
<div className="absolute w-2 h-2 bg-yellow-500 left-[50%] -translate-x-1/2 translate-y-3/4 bottom-0" />
) : null}
</div>
<TimelineEventOverlay
eventOverlay={eventOverlay}
cameraConfig={config.cameras[event.camera]}
/>
) : null}
</VideoPlayer>
</div>