73 lines
1.7 KiB
TypeScript
73 lines
1.7 KiB
TypeScript
import { state } from './state';
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import {
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displayTimeFromAbsolute,
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absoluteTimeFromDisplay,
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absoluteTimeFromRatio,
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getBounds,
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} from './timeline';
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import {
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showControls,
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toggleMute,
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togglePlayPause,
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toggleFullscreen,
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seekBy,
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setVolume,
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formatTime,
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} 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)
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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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