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Marc Mintel
2026-01-29 23:10:46 +01:00
parent 1543d8cc46
commit eba4905706
1 changed files with 217 additions and 86 deletions
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303
src/components/Landing/FlowingPath.tsx
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@@ -1,8 +1,8 @@
'use client'; 'use client';
import * as React from 'react'; import * as React from 'react';
import { useEffect, useRef, useState, useCallback } from 'react'; import { useEffect, useRef, useState, useCallback, useMemo } from 'react';
import { motion, useScroll, useTransform, useSpring } from 'framer-motion'; import { motion, useScroll, useTransform, useSpring, useAnimationFrame } from 'framer-motion';
interface FlowingPathProps { interface FlowingPathProps {
className?: string; className?: string;
@@ -22,66 +22,82 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
const pathRef = useRef<SVGPathElement>(null); const pathRef = useRef<SVGPathElement>(null);
const { scrollYProgress } = useScroll(); const { scrollYProgress } = useScroll();
const [vh, setVh] = useState(0);
useEffect(() => {
setVh(window.innerHeight);
const handleResize = () => setVh(window.innerHeight);
window.addEventListener('resize', handleResize);
return () => window.removeEventListener('resize', handleResize);
}, []);
// Calculate the progress needed to keep the dot at the center of the viewport
const centeredProgress = useTransform(
scrollYProgress,
(latest) => {
if (dimensions.height === 0 || vh === 0) return latest;
const scrollRange = dimensions.height - vh;
const currentScrollY = latest * scrollRange;
const targetY = currentScrollY + vh / 2;
return Math.max(0, Math.min(1, targetY / dimensions.height));
}
);
// Smooth spring animation for the path drawing // Smooth spring animation for the path drawing
const smoothProgress = useSpring(scrollYProgress, { const smoothProgress = useSpring(centeredProgress, {
stiffness: 50, stiffness: 40,
damping: 20, damping: 25,
restDelta: 0.001, restDelta: 0.0001,
}); });
// Transform scroll progress to path drawing // Transform scroll progress to path drawing
const pathDrawn = useTransform(smoothProgress, [0, 1], [0, 1]); const pathDrawn = useTransform(smoothProgress, [0, 1], [0, 1]);
// Accent path transform // Accent path transform
const accentPathDrawn = useTransform(smoothProgress, [0, 1], [0, 0.95]); const accentPathDrawn = useTransform(smoothProgress, [0, 1], [0, 0.98]);
// Dot transforms // Dot transforms
const dot1Distance = useTransform(smoothProgress, [0, 1], ['0%', '100%']); const dot1Distance = useTransform(smoothProgress, [0, 1], ['0%', '100%']);
const dot2Distance = useTransform(smoothProgress, [0, 1], ['0%', '95%']); const dot2Distance = useTransform(smoothProgress, [0, 1], ['0%', '98%']);
// Generate a flowing path that wraps around content sections // Generate a flowing path that wraps around content sections
const generatePath = useCallback((width: number, height: number): string => { const generatePath = useCallback((width: number, height: number): string => {
const margin = 60; const margin = width < 768 ? 20 : 80;
const contentWidth = Math.min(width * 0.85, 900); const contentWidth = Math.min(width * 0.9, 1200);
const leftEdge = (width - contentWidth) / 2 - margin; const leftEdge = (width - contentWidth) / 2 - margin;
const rightEdge = (width + contentWidth) / 2 + margin; const rightEdge = (width + contentWidth) / 2 + margin;
const centerX = width / 2; const centerX = width / 2;
// Define key vertical positions (approximate section boundaries) const sectionHeight = height / 8;
const sectionHeight = height / 6;
const nodes: PathNode[] = [ const nodes: PathNode[] = [
// Start from top left, flowing down { x: centerX - 100, y: 0, type: 'line' },
{ x: leftEdge, y: 0, type: 'line' }, { x: centerX - 100, y: sectionHeight * 0.2, type: 'curve' },
{ x: leftEdge, y: sectionHeight * 0.3, type: 'curve' },
// Curve around hero section (right side) // Hero section - wide sweep
{ x: rightEdge, y: sectionHeight * 0.6, type: 'curve' }, { x: rightEdge, y: sectionHeight * 0.8, type: 'curve' },
{ x: rightEdge, y: sectionHeight * 1.2, type: 'curve' }, { x: rightEdge - 50, y: sectionHeight * 1.5, type: 'curve' },
// Flow to left for section 02 // Section 2 - tight curve to left
{ x: leftEdge, y: sectionHeight * 1.5, type: 'curve' }, { x: leftEdge + 50, y: sectionHeight * 2.2, type: 'curve' },
{ x: leftEdge, y: sectionHeight * 2, type: 'curve' }, { x: leftEdge, y: sectionHeight * 3.0, type: 'curve' },
// Cross to right for section 03 // Section 3 - middle flow
{ x: rightEdge, y: sectionHeight * 2.3, type: 'curve' }, { x: centerX + 150, y: sectionHeight * 3.8, type: 'curve' },
{ x: rightEdge, y: sectionHeight * 2.8, type: 'curve' }, { x: centerX - 150, y: sectionHeight * 4.6, type: 'curve' },
// Back to left for section 04 // Section 4 - right side
{ x: leftEdge, y: sectionHeight * 3.2, type: 'curve' }, { x: rightEdge - 20, y: sectionHeight * 5.4, type: 'curve' },
{ x: leftEdge, y: sectionHeight * 3.8, type: 'curve' }, { x: rightEdge - 100, y: sectionHeight * 6.2, type: 'curve' },
// Right side for section 05 // Section 5 - back to left
{ x: rightEdge, y: sectionHeight * 4.2, type: 'curve' }, { x: leftEdge + 100, y: sectionHeight * 7.0, type: 'curve' },
{ x: rightEdge, y: sectionHeight * 4.8, type: 'curve' },
// Final section - converge to center // Final - center
{ x: centerX, y: sectionHeight * 5.5, type: 'curve' }, { x: centerX, y: sectionHeight * 7.6, type: 'curve' },
{ x: centerX, y: height, type: 'line' }, { x: centerX, y: height, type: 'line' },
]; ];
// Build SVG path with smooth bezier curves
let path = `M ${nodes[0].x} ${nodes[0].y}`; let path = `M ${nodes[0].x} ${nodes[0].y}`;
for (let i = 1; i < nodes.length; i++) { for (let i = 1; i < nodes.length; i++) {
@@ -89,14 +105,9 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
const curr = nodes[i]; const curr = nodes[i];
if (curr.type === 'curve') { if (curr.type === 'curve') {
// Calculate control points for smooth S-curves const cp1y = prev.y + (curr.y - prev.y) * 0.5;
const midY = (prev.y + curr.y) / 2; const cp2y = prev.y + (curr.y - prev.y) * 0.5;
const controlX1 = prev.x; path += ` C ${prev.x} ${cp1y}, ${curr.x} ${cp2y}, ${curr.x} ${curr.y}`;
const controlY1 = midY;
const controlX2 = curr.x;
const controlY2 = midY;
path += ` C ${controlX1} ${controlY1}, ${controlX2} ${controlY2}, ${curr.x} ${curr.y}`;
} else { } else {
path += ` L ${curr.x} ${curr.y}`; path += ` L ${curr.x} ${curr.y}`;
} }
@@ -107,31 +118,29 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
// Generate secondary decorative paths // Generate secondary decorative paths
const generateSecondaryPath = useCallback((width: number, height: number, offset: number): string => { const generateSecondaryPath = useCallback((width: number, height: number, offset: number): string => {
const margin = 40 + offset; const margin = width < 768 ? 10 : 40 + offset;
const contentWidth = Math.min(width * 0.85, 900); const contentWidth = Math.min(width * 0.85, 1000);
const leftEdge = (width - contentWidth) / 2 - margin; const leftEdge = (width - contentWidth) / 2 - margin;
const rightEdge = (width + contentWidth) / 2 + margin; const rightEdge = (width + contentWidth) / 2 + margin;
const sectionHeight = height / 6; const sectionHeight = height / 8;
let path = `M ${leftEdge + offset * 2} ${-50}`; let path = `M ${width / 2 + offset} ${-100}`;
// Simpler parallel path
const points = [ const points = [
{ x: leftEdge, y: sectionHeight * 0.5 }, { x: leftEdge + offset, y: sectionHeight * 1.2 },
{ x: rightEdge, y: sectionHeight * 1.0 }, { x: rightEdge - offset, y: sectionHeight * 2.5 },
{ x: leftEdge, y: sectionHeight * 1.8 }, { x: leftEdge - offset, y: sectionHeight * 4.0 },
{ x: rightEdge, y: sectionHeight * 2.5 }, { x: rightEdge + offset, y: sectionHeight * 5.5 },
{ x: leftEdge, y: sectionHeight * 3.5 }, { x: width / 2 + offset, y: height + 100 },
{ x: rightEdge, y: sectionHeight * 4.5 },
{ x: width / 2, y: height + 50 },
]; ];
for (let i = 0; i < points.length; i++) { for (let i = 0; i < points.length; i++) {
const curr = points[i]; const curr = points[i];
const prev = i > 0 ? points[i - 1] : { x: leftEdge + offset * 2, y: -50 }; const prev = i > 0 ? points[i - 1] : { x: width / 2 + offset, y: -100 };
const midY = (prev.y + curr.y) / 2; const cp1y = prev.y + (curr.y - prev.y) * 0.5;
path += ` C ${prev.x} ${midY}, ${curr.x} ${midY}, ${curr.x} ${curr.y}`; const cp2y = prev.y + (curr.y - prev.y) * 0.5;
path += ` C ${prev.x} ${cp1y}, ${curr.x} ${cp2y}, ${curr.x} ${curr.y}`;
} }
return path; return path;
@@ -206,28 +215,39 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
style={{ position: 'absolute', top: 0, left: 0 }} style={{ position: 'absolute', top: 0, left: 0 }}
> >
<defs> <defs>
<filter id="glow" x="-20%" y="-20%" width="140%" height="140%"> <filter id="glow" x="-50%" y="-50%" width="200%" height="200%">
<feGaussianBlur stdDeviation="2" result="blur" /> <feGaussianBlur stdDeviation="4" result="blur" />
<feComposite in="SourceGraphic" in2="blur" operator="over" /> <feComposite in="SourceGraphic" in2="blur" operator="over" />
</filter> </filter>
<filter id="dotGlow" x="-100%" y="-100%" width="300%" height="300%">
<feGaussianBlur stdDeviation="3" result="blur" />
<feColorMatrix type="matrix" values="0 0 0 0 0.58 0 0 0 0 0.64 0 0 0 0 0.72 0 0 0 1 0" />
<feMerge>
<feMergeNode in="blur" />
<feMergeNode in="SourceGraphic" />
</feMerge>
</filter>
<linearGradient id="lineGradient" x1="0%" y1="0%" x2="0%" y2="100%"> <linearGradient id="lineGradient" x1="0%" y1="0%" x2="0%" y2="100%">
<stop offset="0%" stopColor="rgba(148, 163, 184, 0.1)" /> <stop offset="0%" stopColor="rgba(148, 163, 184, 0.05)" />
<stop offset="50%" stopColor="rgba(148, 163, 184, 0.5)" /> <stop offset="20%" stopColor="rgba(148, 163, 184, 0.3)" />
<stop offset="100%" stopColor="rgba(148, 163, 184, 0.1)" /> <stop offset="50%" stopColor="rgba(148, 163, 184, 0.6)" />
<stop offset="80%" stopColor="rgba(148, 163, 184, 0.3)" />
<stop offset="100%" stopColor="rgba(148, 163, 184, 0.05)" />
</linearGradient> </linearGradient>
</defs> </defs>
{/* Background decorative paths - static, very subtle */} {/* Background decorative paths - static, very subtle */}
<path <path
d={generateSecondaryPath(dimensions.width, dimensions.height, 20)} d={generateSecondaryPath(dimensions.width, dimensions.height, 40)}
stroke="rgba(226, 232, 240, 0.4)" stroke="rgba(148, 163, 184, 0.15)"
strokeWidth="1" strokeWidth="1"
fill="none" fill="none"
strokeLinecap="round" strokeLinecap="round"
strokeDasharray="5,10"
/> />
<path <path
d={generateSecondaryPath(dimensions.width, dimensions.height, -15)} d={generateSecondaryPath(dimensions.width, dimensions.height, -30)}
stroke="rgba(226, 232, 240, 0.3)" stroke="rgba(148, 163, 184, 0.1)"
strokeWidth="0.5" strokeWidth="0.5"
fill="none" fill="none"
strokeLinecap="round" strokeLinecap="round"
@@ -261,10 +281,18 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
}} }}
/> />
{/* Particle System */}
<ParticleSystem
pathRef={pathRef}
progress={smoothProgress}
pathLength={pathLength}
/>
{/* Animated dot that travels along the path */} {/* Animated dot that travels along the path */}
<motion.circle <motion.circle
r="3" r="4"
fill="rgba(15, 23, 42, 0.8)" fill="rgba(30, 41, 59, 1)"
filter="url(#dotGlow)"
style={{ style={{
offsetPath: `path("${pathData}")`, offsetPath: `path("${pathData}")`,
offsetDistance: dot1Distance, offsetDistance: dot1Distance,
@@ -273,8 +301,8 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
{/* Secondary traveling dot */} {/* Secondary traveling dot */}
<motion.circle <motion.circle
r="1.5" r="2"
fill="rgba(148, 163, 184, 0.4)" fill="rgba(148, 163, 184, 0.6)"
style={{ style={{
offsetPath: `path("${pathData}")`, offsetPath: `path("${pathData}")`,
offsetDistance: dot2Distance, offsetDistance: dot2Distance,
@@ -282,7 +310,7 @@ export const FlowingPath: React.FC<FlowingPathProps> = ({ className = '' }) => {
/> />
{/* Node markers at key positions */} {/* Node markers at key positions */}
{[0.15, 0.33, 0.5, 0.67, 0.85].map((pos, i) => ( {[0.12, 0.28, 0.45, 0.62, 0.82].map((pos, i) => (
<NodeMarker <NodeMarker
key={i} key={i}
pos={pos} pos={pos}
@@ -302,31 +330,134 @@ interface NodeMarkerProps {
} }
const NodeMarker: React.FC<NodeMarkerProps> = ({ pos, pathData, progress }) => { const NodeMarker: React.FC<NodeMarkerProps> = ({ pos, pathData, progress }) => {
const opacity = useTransform( const isActive = useTransform(
progress, progress,
[pos - 0.1, pos, pos + 0.05], [pos - 0.05, pos, pos + 0.05],
[0, 1, 1] [0, 1, 1]
); );
const scale = useTransform( const scale = useTransform(
progress, progress,
[pos - 0.05, pos, pos + 0.1], [pos - 0.05, pos, pos + 0.05],
[0.5, 1.2, 1] [0.8, 1.4, 1]
);
const glowOpacity = useTransform(
progress,
[pos - 0.02, pos, pos + 0.02],
[0, 0.6, 0]
); );
return ( return (
<motion.circle <g>
r="6" <motion.circle
fill="white" r="12"
stroke="rgba(148, 163, 184, 0.5)" fill="rgba(148, 163, 184, 0.2)"
strokeWidth="2" style={{
style={{ offsetPath: `path("${pathData}")`,
offsetPath: `path("${pathData}")`, offsetDistance: `${pos * 100}%`,
offsetDistance: `${pos * 100}%`, opacity: glowOpacity,
opacity, scale: 2,
scale, }}
}} />
/> <motion.circle
r="6"
fill="white"
stroke="rgba(148, 163, 184, 0.8)"
strokeWidth="2"
style={{
offsetPath: `path("${pathData}")`,
offsetDistance: `${pos * 100}%`,
opacity: isActive,
scale,
}}
/>
<motion.circle
r="2"
fill="rgba(148, 163, 184, 1)"
style={{
offsetPath: `path("${pathData}")`,
offsetDistance: `${pos * 100}%`,
opacity: isActive,
}}
/>
</g>
);
};
interface Particle {
id: number;
x: number;
y: number;
vx: number;
vy: number;
life: number;
size: number;
}
const ParticleSystem: React.FC<{
pathRef: React.RefObject<SVGPathElement>;
progress: any;
pathLength: number;
}> = ({ pathRef, progress, pathLength }) => {
const [particles, setParticles] = useState<Particle[]>([]);
const lastPos = useRef({ x: 0, y: 0 });
const particleId = useRef(0);
useAnimationFrame((time, delta) => {
if (!pathRef.current || pathLength === 0) return;
// Get current position of the dot
const currentProgress = progress.get();
const point = pathRef.current.getPointAtLength(currentProgress * pathLength);
// Update and emit particles in one go
setParticles(prev => {
const updated = prev
.map(p => ({
...p,
x: p.x + p.vx,
y: p.y + p.vy,
life: p.life - 0.02,
}))
.filter(p => p.life > 0);
const dist = Math.hypot(point.x - lastPos.current.x, point.y - lastPos.current.y);
if (dist > 1) {
const newParticles: Particle[] = [];
const count = Math.min(3, Math.floor(dist / 2));
for (let i = 0; i < count; i++) {
newParticles.push({
id: particleId.current++,
x: point.x,
y: point.y,
vx: (Math.random() - 0.5) * 2,
vy: (Math.random() - 0.5) * 2,
life: 1.0,
size: Math.random() * 3 + 1,
});
}
lastPos.current = { x: point.x, y: point.y };
return [...updated, ...newParticles].slice(-60);
}
return updated;
});
});
return (
<g>
{particles.map(p => (
<circle
key={p.id}
cx={p.x}
cy={p.y}
r={p.size}
fill={`rgba(148, 163, 184, ${p.life * 0.5})`}
/>
))}
</g>
); );
}; };