Spaces:
Running
Running
File size: 2,636 Bytes
eb7e870 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 |
class ParallaxSection extends HTMLElement {
connectedCallback() {
this.attachShadow({ mode: 'open' });
this.shadowRoot.innerHTML = `
<style>
:host {
display: block;
position: relative;
height: 100vh;
overflow: hidden;
perspective: 1000px;
}
.parallax-container {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
transform-style: preserve-3d;
}
.parallax-layer {
position: absolute;
inset: 0;
background-size: cover;
background-position: center;
will-change: transform;
}
.content-layer {
position: relative;
z-index: 10;
height: 100%;
display: flex;
align-items: center;
justify-content: center;
}
</style>
<div class="parallax-container">
<div class="parallax-layer layer-1"></div>
<div class="parallax-layer layer-2"></div>
<div class="parallax-layer layer-3"></div>
<div class="content-layer">
<slot></slot>
</div>
</div>
`;
this.layers = [
this.shadowRoot.querySelector('.layer-1'),
this.shadowRoot.querySelector('.layer-2'),
this.shadowRoot.querySelector('.layer-3')
];
// Set background images from attributes
if (this.hasAttribute('layer1')) {
this.layers[0].style.backgroundImage = `url('${this.getAttribute('layer1')}')`;
}
if (this.hasAttribute('layer2')) {
this.layers[1].style.backgroundImage = `url('${this.getAttribute('layer2')}')`;
}
if (this.hasAttribute('layer3')) {
this.layers[2].style.backgroundImage = `url('${this.getAttribute('layer3')}')`;
}
// Parallax effect
window.addEventListener('scroll', () => {
const scrollY = window.scrollY;
const rect = this.getBoundingClientRect();
const offsetTop = rect.top + window.scrollY;
const viewportHeight = window.innerHeight;
// Only animate when section is in view
if (scrollY + viewportHeight > offsetTop && scrollY < offsetTop + rect.height) {
const progress = (scrollY - offsetTop + viewportHeight) / (viewportHeight + rect.height);
this.layers.forEach((layer, index) => {
const depth = (index + 1) * 0.2;
const translateY = progress * 100 * depth;
layer.style.transform = `translate3d(0, ${translateY}px, 0)`;
});
}
});
}
}
customElements.define('parallax-section', ParallaxSection); |