You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
889 B
34 lines
889 B
import { Ref } from 'vue';
|
|
|
|
export default (isScrollAtTop: Ref<boolean>, isScrollAtBottom: Ref<boolean>) => {
|
|
// Do lock for a wheel when scrolling
|
|
let lock = false;
|
|
let lockTimeout: any = null;
|
|
function lockScroll() {
|
|
clearTimeout(lockTimeout);
|
|
|
|
lock = true;
|
|
|
|
lockTimeout = setTimeout(() => {
|
|
lock = false;
|
|
}, 50);
|
|
}
|
|
return (deltaY: number, smoothOffset = false) => {
|
|
const originScroll =
|
|
// Pass origin wheel when on the top
|
|
(deltaY < 0 && isScrollAtTop.value) ||
|
|
// Pass origin wheel when on the bottom
|
|
(deltaY > 0 && isScrollAtBottom.value);
|
|
|
|
if (smoothOffset && originScroll) {
|
|
// No need lock anymore when it's smooth offset from touchMove interval
|
|
clearTimeout(lockTimeout);
|
|
lock = false;
|
|
} else if (!originScroll || lock) {
|
|
lockScroll();
|
|
}
|
|
|
|
return !lock && originScroll;
|
|
};
|
|
};
|