lingo3d/lib/states/useTimelineLayer.js

Lingo3D is a React/Vue 3d game development framework that ships with a complete visual editor

import store from "@lincode/reactivity";
import { getSelectionTarget } from "./useSelectionTarget";
import { timelineDataPtr } from "../pointers/timelineDataPtr";
const [_setTimelineLayer, getTimelineLayer] = store(undefined);
export { getTimelineLayer };
let blocked = false;
let timeout;
export const setTimelineLayer = (val) => {
    _setTimelineLayer(val);
    blocked = true;
    clearTimeout(timeout);
    timeout = setTimeout(() => (blocked = false), 10);
};
getSelectionTarget(async (selectionTarget) => {
    if (blocked)
        return;
    if (!selectionTarget) {
        _setTimelineLayer(undefined);
        return;
    }
    const [timelineData] = timelineDataPtr;
    if (!timelineData || !(selectionTarget.uuid in timelineData)) {
        _setTimelineLayer(undefined);
        return;
    }
    _setTimelineLayer(selectionTarget.uuid);
});
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