www_engage_os/src/components/Globe.tsx
2025-08-05 16:41:17 +02:00

122 lines
3.3 KiB
TypeScript

"use client";
import createGlobe, { COBEOptions } from "cobe";
import { useMotionValue, useSpring } from "framer-motion";
import { useEffect, useRef } from "react";
const MOVEMENT_DAMPING = 1400;
const GLOBE_CONFIG: COBEOptions = {
width: 800,
height: 800,
onRender: () => {},
devicePixelRatio: 2,
phi: 0,
theta: 0.3,
dark: 1,
diffuse: 1.2,
mapSamples: 16000,
mapBrightness: 0.5,
baseColor: [1, 1, 1], // tailwind gray-700
markerColor: [1, 1, 1], // white dots
glowColor: [0.6, 0.6, 0.6],
markers: [
{ location: [14.5995, 120.9842], size: 0.03 },
{ location: [19.076, 72.8777], size: 0.1 },
{ location: [23.8103, 90.4125], size: 0.05 },
{ location: [30.0444, 31.2357], size: 0.07 },
{ location: [39.9042, 116.4074], size: 0.08 },
{ location: [-23.5505, -46.6333], size: 0.1 },
{ location: [19.4326, -99.1332], size: 0.1 },
{ location: [40.7128, -74.006], size: 0.1 },
{ location: [34.6937, 135.5022], size: 0.05 },
{ location: [41.0082, 28.9784], size: 0.06 },
],
};
export function Globe({
className,
config = GLOBE_CONFIG,
}: {
className?: string;
config?: COBEOptions;
}) {
let phi = 0;
let width = 0;
const canvasRef = useRef<HTMLCanvasElement>(null);
const pointerInteracting = useRef<number | null>(null);
const pointerInteractionMovement = useRef(0);
const r = useMotionValue(0);
const rs = useSpring(r, {
mass: 1,
damping: 30,
stiffness: 100,
});
const updatePointerInteraction = (value: number | null) => {
pointerInteracting.current = value;
if (canvasRef.current) {
canvasRef.current.style.cursor = value !== null ? "grabbing" : "grab";
}
};
const updateMovement = (clientX: number) => {
if (pointerInteracting.current !== null) {
const delta = clientX - pointerInteracting.current;
pointerInteractionMovement.current = delta;
r.set(r.get() + delta / MOVEMENT_DAMPING);
}
};
useEffect(() => {
const onResize = () => {
if (canvasRef.current) {
width = canvasRef.current.offsetWidth;
}
};
window.addEventListener("resize", onResize);
onResize();
const globe = createGlobe(canvasRef.current!, {
...config,
width: width * 2,
height: width * 2,
onRender: (state) => {
if (!pointerInteracting.current) phi += 0.005;
state.phi = phi + rs.get();
state.width = width * 2;
state.height = width * 2;
},
});
setTimeout(() => (canvasRef.current!.style.opacity = "1"), 0);
return () => {
globe.destroy();
window.removeEventListener("resize", onResize);
};
}, [rs, config]);
return (
<div
className={`absolute inset-0 mx-auto aspect-[1/1] w-full max-w-[600px] ${className}`}
>
<canvas
className="size-full opacity-0 transition-opacity duration-500 [contain:layout_paint_size]"
ref={canvasRef}
onPointerDown={(e) => {
pointerInteracting.current = e.clientX;
updatePointerInteraction(e.clientX);
}}
onPointerUp={() => updatePointerInteraction(null)}
onPointerOut={() => updatePointerInteraction(null)}
onMouseMove={(e) => updateMovement(e.clientX)}
onTouchMove={(e) =>
e.touches[0] && updateMovement(e.touches[0].clientX)
}
/>
</div>
);
}