misskey/packages/frontend/src/scripts/fullscreen.ts

47 lines
1.2 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
type PartiallyPartial<T, K extends keyof T> = Omit<T, K> & Partial<Pick<T, K>>;
type VideoEl = PartiallyPartial<HTMLVideoElement, 'requestFullscreen'> & {
webkitEnterFullscreen?(): void;
webkitExitFullscreen?(): void;
};
type PlayerEl = PartiallyPartial<HTMLElement, 'requestFullscreen'>;
type RequestFullscreenProps = {
readonly videoEl: VideoEl;
readonly playerEl: PlayerEl;
readonly options?: FullscreenOptions | null;
};
type ExitFullscreenProps = {
readonly videoEl: VideoEl;
};
export const requestFullscreen = ({ videoEl, playerEl, options }: RequestFullscreenProps) => {
if (playerEl.requestFullscreen != null) {
playerEl.requestFullscreen(options ?? undefined);
return;
}
if (videoEl.webkitEnterFullscreen != null) {
videoEl.webkitEnterFullscreen();
return;
}
};
export const exitFullscreen = ({ videoEl }: ExitFullscreenProps) => {
// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
if (document.exitFullscreen != null) {
document.exitFullscreen();
return;
}
if (videoEl.webkitExitFullscreen != null) {
videoEl.webkitExitFullscreen();
return;
}
};