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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| import React, { useEffect, useRef } from 'react'; | ||
| import mapboxgl from 'mapbox-gl'; | ||
| import { lineString } from '@turf/helpers'; | ||
| import along from '@turf/along'; | ||
| import length from '@turf/length'; | ||
| import bearing from '@turf/bearing'; // Importing bearing from the correct module | ||
| import 'mapbox-gl/dist/mapbox-gl.css'; | ||
| import pinRouteGeojson from './pinRouteGeojson.json'; | ||
| import carro from './images/carro.png'; | ||
|
|
||
| mapboxgl.accessToken = 'pk.eyJ1IjoiZXNjcml0b3Jpb2RlZGFkb3MiLCJhIjoiY2t3bWdmcHpjMmJ2cTJucWJ4MGQ1Mm1kbiJ9.4hHJX-1pSevYoBbja7Pq4w'; | ||
|
|
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| const MapboxElevationApp = () => { | ||
| const mapContainerRef = useRef(null); | ||
| const animationFrameRef = useRef(null); | ||
| const containerRef = useRef(null); | ||
|
|
||
| useEffect(() => { | ||
| (async () => { | ||
| const map = new mapboxgl.Map({ | ||
| container: mapContainerRef.current, | ||
| zoom: 14, | ||
| center: [-43.36105513587367, -22.864784742263154], | ||
| pitch: 50, | ||
| bearing: 150, | ||
| style: 'mapbox://styles/escritoriodedados/clzu707th00ro01pc69du960f', | ||
| interactive: false, | ||
| hash: false, | ||
| }); | ||
|
|
||
| await map.once('style.load'); | ||
|
|
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| map.setFog({}); | ||
|
|
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| const pinRoute = pinRouteGeojson.features[0].geometry.coordinates; | ||
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| const markerElement = document.createElement('div'); | ||
| markerElement.style.backgroundImage = `url(${carro})`; | ||
| markerElement.style.width = '20px'; | ||
| markerElement.style.height = '50px'; | ||
| markerElement.style.backgroundSize = 'contain'; | ||
| markerElement.style.backgroundRepeat = 'no-repeat'; | ||
|
|
||
| const marker = new mapboxgl.Marker({ | ||
| element: markerElement, | ||
| draggable: false, | ||
| pitchAlignment: '90', | ||
| rotationAlignment: 'map', | ||
| }) | ||
| .setLngLat(pinRoute[0]) | ||
| .addTo(map); | ||
|
|
||
| map.addSource('line', { | ||
| type: 'geojson', | ||
| lineMetrics: true, | ||
| data: pinRouteGeojson, | ||
| }); | ||
|
|
||
| map.addLayer({ | ||
| type: 'line', | ||
| source: 'line', | ||
| id: 'line', | ||
| paint: { | ||
| 'line-color': 'rgba(0,0,0,0)', | ||
| 'line-width': 5, | ||
| }, | ||
| layout: { | ||
| 'line-cap': 'round', | ||
| 'line-join': 'round', | ||
| }, | ||
| }); | ||
|
|
||
| await map.once('idle'); | ||
| const path = lineString(pinRoute); | ||
| const pathDistance = length(path); | ||
|
|
||
| const updateAnimation = () => { | ||
| const containerTop = containerRef.current.getBoundingClientRect().top; | ||
| const containerHeight = containerRef.current.offsetHeight; | ||
| const scrollProgress = (window.innerHeight - 500 - containerTop) / containerHeight; | ||
|
|
||
| const alongPath = along(path, pathDistance * scrollProgress).geometry.coordinates; | ||
| const nextAlongPath = along(path, pathDistance * (scrollProgress + 0.0001)).geometry.coordinates; | ||
|
|
||
| const lngLat = { | ||
| lng: alongPath[0], | ||
| lat: alongPath[1], | ||
| }; | ||
|
|
||
| const elevation = Math.floor( | ||
| map.queryTerrainElevation(lngLat, { exaggerated: false }) | ||
| ); | ||
|
|
||
| // Calculate the bearing between the current position and the next position | ||
| const markerBearing = bearing(alongPath, nextAlongPath); // Adjusted bearing | ||
|
|
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| marker.setLngLat(lngLat); | ||
| marker.setRotation(markerBearing); | ||
|
|
||
| map.setPaintProperty('line', 'line-gradient', [ | ||
| 'step', | ||
| ['line-progress'], | ||
| '#00BFFF', | ||
| scrollProgress, | ||
| 'rgba(255, 0, 0, 0)', | ||
| ]); | ||
|
|
||
| const rotation = 150 - scrollProgress * 40.0; | ||
| map.setBearing(rotation % 360); | ||
|
|
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| map.easeTo({ | ||
| center: lngLat, | ||
| bearing: 108.625, | ||
| duration: 0, | ||
| pitch: 50, | ||
| }); | ||
|
|
||
| animationFrameRef.current = requestAnimationFrame(updateAnimation); | ||
| }; | ||
|
|
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| window.addEventListener('scroll', updateAnimation); | ||
|
|
||
| return () => { | ||
| window.removeEventListener('scroll', updateAnimation); | ||
| if (animationFrameRef.current) { | ||
| cancelAnimationFrame(animationFrameRef.current); | ||
| } | ||
| }; | ||
| })(); | ||
| }, []); | ||
|
|
||
| return ( | ||
| <div ref={containerRef}> | ||
| <div ref={mapContainerRef} style={{ position: 'fixed', top: 0, bottom: 0, width: '100%' }} /> | ||
| <div style={{ height: '1000vh' }}> | ||
| {/* animation on scroll */} | ||
| </div> | ||
| </div> | ||
| ); | ||
| }; | ||
|
|
||
| export default MapboxElevationApp; |
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