75 lines
2.1 KiB
TypeScript
75 lines
2.1 KiB
TypeScript
import { Ref, ref, unref } from 'vue';
|
|
|
|
type RFSMethodName =
|
|
| 'webkitRequestFullScreen'
|
|
| 'requestFullscreen'
|
|
| 'msRequestFullscreen'
|
|
| 'mozRequestFullScreen';
|
|
type EFSMethodName =
|
|
| 'webkitExitFullscreen'
|
|
| 'msExitFullscreen'
|
|
| 'mozCancelFullScreen'
|
|
| 'exitFullscreen';
|
|
type FSEPropName =
|
|
| 'webkitFullscreenElement'
|
|
| 'msFullscreenElement'
|
|
| 'mozFullScreenElement'
|
|
| 'fullscreenElement';
|
|
|
|
export function useFullscreen(
|
|
target: Ref<Nullable<HTMLElement>> = ref(document.documentElement),
|
|
options?: FullscreenOptions
|
|
) {
|
|
const isFullscreenRef = ref(false);
|
|
const el = document.documentElement;
|
|
let RFC_METHOD_NAME: RFSMethodName = 'requestFullscreen';
|
|
let EFS_METHOD_NAME: EFSMethodName = 'exitFullscreen';
|
|
let FSE_PROP_NAME: FSEPropName = 'fullscreenElement';
|
|
|
|
if ('webkitRequestFullScreen' in el) {
|
|
RFC_METHOD_NAME = 'webkitRequestFullScreen';
|
|
EFS_METHOD_NAME = 'webkitExitFullscreen';
|
|
FSE_PROP_NAME = 'webkitFullscreenElement';
|
|
} else if ('msRequestFullscreen' in el) {
|
|
RFC_METHOD_NAME = 'msRequestFullscreen';
|
|
EFS_METHOD_NAME = 'msExitFullscreen';
|
|
FSE_PROP_NAME = 'msFullscreenElement';
|
|
} else if ('mozRequestFullScreen' in el) {
|
|
RFC_METHOD_NAME = 'mozRequestFullScreen';
|
|
EFS_METHOD_NAME = 'mozCancelFullScreen';
|
|
FSE_PROP_NAME = 'mozFullScreenElement';
|
|
} else if (!('requestFullscreen' in el)) {
|
|
throw new Error('当前浏览器不支持Fullscreen API !');
|
|
}
|
|
function enterFullscreen(): Promise<void> {
|
|
isFullscreenRef.value = true;
|
|
return (target.value as any)[RFC_METHOD_NAME](options);
|
|
}
|
|
|
|
function exitFullscreen(): Promise<void> {
|
|
isFullscreenRef.value = false;
|
|
return (document as any)[EFS_METHOD_NAME]();
|
|
}
|
|
|
|
function isFullscreen(): boolean {
|
|
return unref(target) === (document as any)[FSE_PROP_NAME];
|
|
}
|
|
|
|
function toggleFullscreen(): Promise<void> {
|
|
if (isFullscreen()) {
|
|
return exitFullscreen();
|
|
} else {
|
|
return enterFullscreen();
|
|
}
|
|
}
|
|
|
|
return {
|
|
// watchFullscreen,
|
|
toggleFullscreen,
|
|
exitFullscreen,
|
|
isFullscreen,
|
|
enterFullscreen,
|
|
isFullscreenRef,
|
|
};
|
|
}
|