digital-theory/js/animations_custom.js

// animation

/**
 * gsap lib https://greensock.com/get-started-2#controllingYourAnimations
 */
const development_debug = false

let enable_animations = false
enable_animations = true

const rotateYCard = '180deg'
const offsetCard = '-100px'

function animateCard (id , side) {

	const fromObject = {
		rotateY: rotateYCard,
		side: offsetCard
	}

	const toObject = {
		rotateY: 0,
		duration: 0.2,
		ease: 'easeInOut',
		side,
		scrollTrigger: {
			trigger: '#content-' + id + ' .flip-handle',
			scrub: 1,
			markers: development_debug,
		}
	}

	gsap.fromTo('#content-' + id, fromObject,
		toObject)
}

if (enable_animations) {
console.log('start animations')

	gsap.fromTo('#main_title', {
		opacity: 0,
		top: 200
	}, {
		opacity: 1,
		top: 100,
		scale: 0.8,
		duration: 1.5,
		ease: 'sine',
		scrollTrigger: {
			trigger: '#cover',
			scrub: 1,
			markers: development_debug,
		}
	})

	gsap.to('#hand', {
		top: 300,
		duration: 1,
		scrollTrigger: {
			trigger: '#cover',
			scrub: 1,
			markers: development_debug,
		}
	})
	gsap.to('#main_title', {
		top: 150,

		duration: 1,
		scrollTrigger: {
			trigger: '#main_title',
			scrub: 1,
			markers: development_debug,
		}
	})

	gsap.to('#phone-watches-1',
		{
			left: 500,
			top: (531 - 400),
			scale: 0.8,
			duration: 1.5,
			ease: 'sine',
			scrollTrigger: {
				trigger: '#welcome',
				scrub: 1,
				markers: development_debug,
			}
		})
	gsap.to('#phone-watches-2',
		{
			left: '50vw',
			top: 100,
			scale: 0.7,
			duration: 1.25,
			ease: 'sine',
			scrollTrigger: {
				trigger: '#welcome',
				scrub: 1,
				markers: development_debug,
			}
		})
	gsap.to('#phone-watches-3',
		{
			left: '50vw',
			top: 0,
			scale: 0.8,
			duration: 1.25,
			ease: 'sine',
			scrollTrigger: {
				trigger: '#welcome',
				scrub: 2,
				markers: development_debug,
			}
		})
	gsap.to('#phone-watches-4',
		{
			left: '50vw',
			top: -10,
			scale: 0.5,
			duration: 3,
			ease: 'sine',
			scrollTrigger: {
				trigger: '#welcome',
				scrub: 2,
				markers: development_debug,
			}
		})

	gsap.to('#phone-watches-4',
		{
			left: '50vw',
			top: -10,
			scale: 0.5,
			duration: 3,
			ease: 'sine',
			scrollTrigger: {
				trigger: '#welcome',
				scrub: 2,
				markers: development_debug,
			}
		})

	gsap.fromTo('#content_first',
		{
			scale: 0.5,
			opacity: 0.5,
		},
		{
			opacity: 1,
			scale: 0.6,
			ease: 'easeInOut',
			scrollTrigger: {
				trigger: '#content',
				scrub: 1,
				markers: development_debug,
			}
		})

	gsap.fromTo('#content_second',
		{
			scale: 0.8,
			left: -50,
			opacity: 0.5,
			top: -20,
		},
		{
			left: -40,
			top: -50,
			opacity: 1,
			duration: 2,
			scale: 0.9,
			ease: 'spline',
			scrollTrigger: {
				trigger: '#content',
				scrub: 0.5,
				markers: development_debug,
			}
		})

// le background coloré grandit légèrement
	gsap.fromTo('#content_all_img',
		{
			scale: 1,
			left: -100
		},
		{
			scale: 1.1,
			left: 0,
			ease: 'linear',
			scrollTrigger: {
				trigger: '#content_all .columns',
				scrub: 1,
				markers: development_debug,
			}
		})

// TODO faire devenir fixe le background une fois que l'on est passé
	gsap.fromTo('#open img',
		{
			opacity: 0.5,
			bottom: '-100vh'
		},
		{
			opacity: 1,
			bottom: '50vh',
			scale: 1.5,
			ease: 'spline',
			scrollTrigger: {
				trigger: '#open-handle',
				scrub: 2,
				markers: development_debug,
			}
		})

// flip from right
	gsap.fromTo('#content-2', {
			rotateY: rotateYCard,
			right: offsetCard,
		},
		{
			rotateY: 0,
			right: 0,
			duration: 0.2,
			ease: 'easeInOut',
			scrollTrigger: {
				trigger: '#content-2 .flip-handle',
				scrub: 1,
				markers: development_debug,
			}
		})

	animateCard(2, 'right')
	animateCard(3, 'left')
	animateCard(4, 'right')
	animateCard(5, 'left')
}