59 lines
1.6 KiB
TypeScript
59 lines
1.6 KiB
TypeScript
import { state } from './state'
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import { displayTimeFromAbsolute, absoluteTimeFromDisplay, absoluteTimeFromRatio, getBounds } from './timeline'
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import { showControls, toggleMute, togglePlayPause, toggleFullscreen, seekBy, setVolume, formatTime } from './controls'
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export const setupKeyboard = (): void => {
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document.addEventListener('keydown', (e) => {
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const target = e.target as HTMLElement
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if (target.tagName === 'INPUT' || target.tagName === 'TEXTAREA' || target.isContentEditable) return
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switch (e.code) {
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case 'Space':
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case 'KeyK':
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e.preventDefault()
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togglePlayPause()
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showControls()
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break
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case 'ArrowLeft':
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case 'KeyJ':
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e.preventDefault()
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seekBy(-10)
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break
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case 'ArrowRight':
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case 'KeyL':
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e.preventDefault()
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seekBy(10)
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break
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case 'ArrowUp':
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e.preventDefault()
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setVolume(state.video.volume + 0.05)
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showControls()
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break
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case 'ArrowDown':
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e.preventDefault()
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setVolume(state.video.volume - 0.05)
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showControls()
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break
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case 'KeyM':
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e.preventDefault()
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toggleMute()
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showControls()
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break
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case 'KeyF':
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e.preventDefault()
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toggleFullscreen()
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showControls()
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break
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default:
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if (/^\d$/.test(e.key)) {
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const b = getBounds()
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if (b.duration > 0) {
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e.preventDefault()
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state.video.currentTime = absoluteTimeFromRatio(parseInt(e.key, 10) / 10)
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showControls()
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}
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}
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}
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})
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}
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