HTML / CSS / JavaScript
November 17, 2018
Слайдер с parallax эффектом
Полноэкранный слайдер с возможностью перетаскивания слайдов (drag) и parallax эффектом.
HTML код:
<div class="slider-container"> <div class="slider-control left inactive"></div> <div class="slider-control right"></div> <ul class="slider-pagi"></ul> <div class="slider"> <div class="slide slide-0 active"> <div class="slide__bg"></div> <div class="slide__content"> <svg class="slide__overlay" viewBox="0 0 720 405" preserveAspectRatio="xMaxYMax slice"> <path class="slide__overlay-path" d="M0,0 150,0 500,405 0,405" /> </svg> <div class="slide__text"> <h2 class="slide__text-heading">Проект 1</h2> <p class="slide__text-desc">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Distinctio veniam minus illo debitis nihil animi facere, doloremque voluptate tempore quia. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Distinctio veniam minus illo debitis nihil animi facere, doloremque voluptate tempore quia.</p> <a class="slide__text-link">Ссылка на проект</a> </div> </div> </div> <div class="slide slide-1 "> <div class="slide__bg"></div> <div class="slide__content"> <svg class="slide__overlay" viewBox="0 0 720 405" preserveAspectRatio="xMaxYMax slice"> <path class="slide__overlay-path" d="M0,0 150,0 500,405 0,405" /> </svg> <div class="slide__text"> <h2 class="slide__text-heading">Проект 2</h2> <p class="slide__text-desc">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Distinctio veniam minus illo debitis nihil animi facere, doloremque voluptate tempore quia. Lorem ipsum dolor sit amet, consectetur adipisicing elit. Distinctio veniam minus illo debitis nihil animi facere, doloremque voluptate tempore quia.</p> <a class="slide__text-link">Ссылка на проект</a> </div> </div> </div> </div> </div>
CSS код:
.slider-container {
position: relative;
height: 100%;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
cursor: all-scroll;
}
.slider-control {
z-index: 2;
position: absolute;
top: 0;
width: 12%;
height: 100%;
-webkit-transition: opacity 0.3s;
transition: opacity 0.3s;
will-change: opacity;
opacity: 0;
}
.slider-control.inactive:hover {
cursor: auto;
}
.slider-control:not(.inactive):hover {
opacity: 1;
cursor: pointer;
}
.slider-control.left {
left: 0;
background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0) 100%);
background: linear-gradient(to right, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0) 100%);
}
.slider-control.right {
right: 0;
background: -webkit-linear-gradient(left, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.18) 100%);
background: linear-gradient(to right, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.18) 100%);
}
.slider-pagi {
position: absolute;
z-index: 3;
left: 50%;
bottom: 2rem;
-webkit-transform: translateX(-50%);
transform: translateX(-50%);
font-size: 0;
list-style-type: none;
}
.slider-pagi__elem {
position: relative;
display: inline-block;
vertical-align: top;
width: 2rem;
height: 2rem;
margin: 0 0.5rem;
border-radius: 50%;
border: 2px solid #fff;
cursor: pointer;
}
.slider-pagi__elem:before {
content: "";
position: absolute;
left: 50%;
top: 50%;
width: 1.2rem;
height: 1.2rem;
background: #fff;
border-radius: 50%;
-webkit-transition: -webkit-transform 0.3s;
transition: -webkit-transform 0.3s;
transition: transform 0.3s;
transition: transform 0.3s, -webkit-transform 0.3s;
-webkit-transform: translate(-50%, -50%) scale(0);
transform: translate(-50%, -50%) scale(0);
}
.slider-pagi__elem.active:before, .slider-pagi__elem:hover:before {
-webkit-transform: translate(-50%, -50%) scale(1);
transform: translate(-50%, -50%) scale(1);
}
.slider {
z-index: 1;
position: relative;
height: 100%;
}
.slider.animating {
-webkit-transition: -webkit-transform 0.5s;
transition: -webkit-transform 0.5s;
transition: transform 0.5s;
transition: transform 0.5s, -webkit-transform 0.5s;
will-change: transform;
}
.slider.animating .slide__bg {
-webkit-transition: -webkit-transform 0.5s;
transition: -webkit-transform 0.5s;
transition: transform 0.5s;
transition: transform 0.5s, -webkit-transform 0.5s;
will-change: transform;
}
.slide {
position: absolute;
top: 0;
width: 100%;
height: 100%;
overflow: hidden;
}
.slide.active .slide__overlay,
.slide.active .slide__text {
opacity: 1;
-webkit-transform: translateX(0);
transform: translateX(0);
}
.slide__bg {
position: absolute;
top: 0;
left: -50%;
width: 100%;
height: 100%;
background-size: cover;
will-change: transform;
}
.slide:nth-child(1) {
left: 0;
}
.slide:nth-child(1) .slide__bg {
left: 0;
background-image: url("slider-3.jpg");
}
.slide:nth-child(1) .slide__overlay-path {
fill: #e99c7e;
}
@media (max-width: 991px) {
.slide:nth-child(1) .slide__text {
background-color: rgba(233, 156, 126, 0.8);
}
}
.slide:nth-child(2) {
left: 100%;
}
.slide:nth-child(2) .slide__bg {
left: -50%;
background-image: url("slider-2.jpg");
}
.slide:nth-child(2) .slide__overlay-path {
fill: #e1ccae;
}
@media (max-width: 991px) {
.slide:nth-child(2) .slide__text {
background-color: rgba(225, 204, 174, 0.8);
}
}
.slide:nth-child(3) {
left: 200%;
}
.slide:nth-child(3) .slide__bg {
left: -100%;
background-image: url("slider-1.jpg");
}
.slide:nth-child(3) .slide__overlay-path {
fill: #adc5cd;
}
@media (max-width: 991px) {
.slide:nth-child(3) .slide__text {
background-color: rgba(173, 197, 205, 0.8);
}
}
.slide:nth-child(4) {
left: 300%;
}
.slide:nth-child(4) .slide__bg {
left: -150%;
background-image: url("slider-4.jpg");
}
.slide:nth-child(4) .slide__overlay-path {
fill: #cbc6c3;
}
@media (max-width: 991px) {
.slide:nth-child(4) .slide__text {
background-color: rgba(203, 198, 195, 0.8);
}
}
.slide__content {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.slide__overlay {
position: absolute;
bottom: 0;
left: 0;
height: 100%;
min-height: 810px;
-webkit-transition: opacity 0.2s 0.5s, -webkit-transform 0.5s 0.5s;
transition: opacity 0.2s 0.5s, -webkit-transform 0.5s 0.5s;
transition: transform 0.5s 0.5s, opacity 0.2s 0.5s;
transition: transform 0.5s 0.5s, opacity 0.2s 0.5s, -webkit-transform 0.5s 0.5s;
will-change: transform, opacity;
-webkit-transform: translate3d(-20%, 0, 0);
transform: translate3d(-20%, 0, 0);
opacity: 0;
}
@media (max-width: 991px) {
.slide__overlay {
display: none;
}
}
.slide__overlay path {
opacity: 0.8;
}
.slide__text {
position: absolute;
width: 25%;
bottom: 15%;
left: 12%;
color: #fff;
-webkit-transition: opacity 0.5s 0.8s, -webkit-transform 0.5s 0.8s;
transition: opacity 0.5s 0.8s, -webkit-transform 0.5s 0.8s;
transition: transform 0.5s 0.8s, opacity 0.5s 0.8s;
transition: transform 0.5s 0.8s, opacity 0.5s 0.8s, -webkit-transform 0.5s 0.8s;
will-change: transform, opacity;
-webkit-transform: translateY(-50%);
transform: translateY(-50%);
opacity: 0;
}
@media (max-width: 991px) {
.slide__text {
left: 0;
bottom: 0;
width: 100%;
height: 20rem;
text-align: center;
-webkit-transform: translateY(50%);
transform: translateY(50%);
-webkit-transition: opacity 0.5s 0.5s, -webkit-transform 0.5s 0.5s;
transition: opacity 0.5s 0.5s, -webkit-transform 0.5s 0.5s;
transition: transform 0.5s 0.5s, opacity 0.5s 0.5s;
transition: transform 0.5s 0.5s, opacity 0.5s 0.5s, -webkit-transform 0.5s 0.5s;
padding: 0 1rem;
}
}
.slide__text-heading {
font-family: 'Exo 2', Helvetica, Arial, sans-serif;
font-size: 5rem;
margin-bottom: 2rem;
}
@media (max-width: 991px) {
.slide__text-heading {
line-height: 20rem;
font-size: 3.5rem;
}
}
.slide__text-desc {
font-family: "Open Sans", Helvetica, Arial, sans-serif;
font-size: 1.8rem;
margin-bottom: 1.5rem;
}
@media (max-width: 991px) {
.slide__text-desc {
display: none;
}
}
.slide__text-link {
z-index: 5;
display: inline-block;
position: relative;
padding: 0.5rem;
cursor: pointer;
font-family: "Open Sans", Helvetica, Arial, sans-serif;
font-size: 2.3rem;
-webkit-perspective: 1000px;
perspective: 1000px;
}
@media (max-width: 991px) {
.slide__text-link {
display: none;
}
}
.slide__text-link:before {
z-index: -1;
content: "";
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: #000;
-webkit-transform-origin: 50% 100%;
transform-origin: 50% 100%;
-webkit-transform: rotateX(-85deg);
transform: rotateX(-85deg);
-webkit-transition: -webkit-transform 0.3s;
transition: -webkit-transform 0.3s;
transition: transform 0.3s;
transition: transform 0.3s, -webkit-transform 0.3s;
will-change: transform;
}
.slide__text-link:hover:before {
-webkit-transform: rotateX(0);
transform: rotateX(0);
}
JS срипт:
$(document).ready(function() {
var $slider = $(".slider"),
$slideBGs = $(".slide__bg"),
diff = 0,
curSlide = 0,
numOfSlides = $(".slide").length-1,
animating = false,
animTime = 500,
autoSlideTimeout,
autoSlideDelay = 6000,
$pagination = $(".slider-pagi");
function createBullets() {
for (var i = 0; i < numOfSlides+1; i++) {
var $li = $("<li class='slider-pagi__elem'></li>");
$li.addClass("slider-pagi__elem-"+i).data("page", i);
if (!i) $li.addClass("active");
$pagination.append($li);
}
};
createBullets();
function manageControls() {
$(".slider-control").removeClass("inactive");
if (!curSlide) $(".slider-control.left").addClass("inactive");
if (curSlide === numOfSlides) $(".slider-control.right").addClass("inactive");
};
function autoSlide() {
autoSlideTimeout = setTimeout(function() {
curSlide++;
if (curSlide > numOfSlides) curSlide = 0;
changeSlides();
}, autoSlideDelay);
};
autoSlide();
function changeSlides(instant) {
if (!instant) {
animating = true;
manageControls();
$slider.addClass("animating");
$slider.css("top");
$(".slide").removeClass("active");
$(".slide-"+curSlide).addClass("active");
setTimeout(function() {
$slider.removeClass("animating");
animating = false;
}, animTime);
}
window.clearTimeout(autoSlideTimeout);
$(".slider-pagi__elem").removeClass("active");
$(".slider-pagi__elem-"+curSlide).addClass("active");
$slider.css("transform", "translate3d("+ -curSlide*100 +"%,0,0)");
$slideBGs.css("transform", "translate3d("+ curSlide*50 +"%,0,0)");
diff = 0;
autoSlide();
}
function navigateLeft() {
if (animating) return;
if (curSlide > 0) curSlide--;
changeSlides();
}
function navigateRight() {
if (animating) return;
if (curSlide < numOfSlides) curSlide++;
changeSlides();
}
$(document).on("mousedown touchstart", ".slider", function(e) {
if (animating) return;
window.clearTimeout(autoSlideTimeout);
var startX = e.pageX || e.originalEvent.touches[0].pageX,
winW = $(window).width();
diff = 0;
$(document).on("mousemove touchmove", function(e) {
var x = e.pageX || e.originalEvent.touches[0].pageX;
diff = (startX - x) / winW * 70;
if ((!curSlide && diff < 0) || (curSlide === numOfSlides && diff > 0)) diff /= 2;
$slider.css("transform", "translate3d("+ (-curSlide*100 - diff) +"%,0,0)");
$slideBGs.css("transform", "translate3d("+ (curSlide*50 + diff/2) +"%,0,0)");
});
});
$(document).on("mouseup touchend", function(e) {
$(document).off("mousemove touchmove");
if (animating) return;
if (!diff) {
changeSlides(true);
return;
}
if (diff > -8 && diff < 8) {
changeSlides();
return;
}
if (diff <= -8) {
navigateLeft();
}
if (diff >= 8) {
navigateRight();
}
});
$(document).on("click", ".slider-control", function() {
if ($(this).hasClass("left")) {
navigateLeft();
} else {
navigateRight();
}
});
$(document).on("click", ".slider-pagi__elem", function() {
curSlide = $(this).data("page");
changeSlides();
});
});