"use client"; import * as React from "react"; import { MousePointer2 } from "lucide-react"; type PointerLayerContextValue = { getRect: () => DOMRect | null; } | null; const PointerLayerContext = React.createContext(null); export interface PointerLayerProps extends React.HTMLAttributes {} export function PointerLayer({ className, children, ...props }: PointerLayerProps) { const ref = React.useRef(null); const getRect = React.useCallback((): DOMRect | null => { const el = ref.current; if (!el) return null; return el.getBoundingClientRect(); }, []); return (

{children}

); } function useLayerBounds() { const ctx = React.useContext(PointerLayerContext); return ctx?.getRect ?? (() => null); } export interface PointerProps extends React.HTMLAttributes { x: number; y: number; thoughts?: string | null; clampToLayer?: boolean; } export function Pointer({ x, y, thoughts, clampToLayer = true, className, ...props }: PointerProps) { const getRect = useLayerBounds(); const { clampedX, clampedY } = React.useMemo(() => { const rect = getRect(); if (!clampToLayer || !rect) return { clampedX: x, clampedY: y }; const maxX = Math.max(0, rect.width - 20); const maxY = Math.max(0, rect.height - 20); return { clampedX: Math.min(Math.max(0, x), maxX), clampedY: Math.min(Math.max(0, y), maxY), }; }, [x, y, clampToLayer, getRect]); const showThoughts = Boolean(thoughts && thoughts.trim().length > 0); return (

{/* Thoughts bubble (anchored near bottom-right of the cursor) */}

{thoughts}

); } export type MoveToArgs = { x: number; y: number; thoughts?: string | null }; export function usePointer(initial: { x?: number; y?: number; thoughts?: string | null } = {}) { const [x, setX] = React.useState(initial.x ?? 24); const [y, setY] = React.useState(initial.y ?? 24); const [thoughts, setThoughts] = React.useState(initial.thoughts ?? null); const moveTo = React.useCallback((args: MoveToArgs) => { setX(args.x); setY(args.y); if (typeof args.thoughts !== "undefined") setThoughts(args.thoughts); }, []); return { x, y, thoughts, moveTo, setThoughts } as const; } export default Pointer;