✨ slider_custom

thdbsgh3443·2021년 6월 7일
0

slider_custom

안녕하세요 TriplexLab 입니다.
오늘은 제가 slider를 응용해서 만든 slider custom에 관해서 살펴보도록 하겠습니다 :)

저도 이 슬라이스 애니메이션은 웹써칭을 하다가 우연히 발견한 애니메이션 입니다.

✍️ slider_custom 코드

<div class="content">
  <section class="about-slide">
    <div class="about-slide-wrap">
      <ul class="bg-slide">
        <li class="slide-item" style="z-index: 12;">
          <img src="./img/img_slide_01.jpg" alt="" />
        </li>
        <li class="slide-item" style="z-index: 11;">
          <img src="./img/img_slide_02.jpg" alt="" />
        </li>
        <li class="slide-item" style="z-index: 10;">
          <img src="./img/img_slide_03.jpg" alt="" />
        </li>
      </ul>

      <ul class="icon-slide">
        <li class="icon-item" style="z-index: 12;">
          <img src="./img/img_slide_01.jpg" alt="" />
          <p class="tit_inner">
            <span class="tit">TriplexLab</span>
            <img src="./img/logo.svg" alt="logo" />
          </p>
        </li>
        <li class="icon-item" style="z-index: 11;">
          <img src="./img/img_slide_02.jpg" alt="" />
          <p class="tit_inner">
            <span class="tit">Front Developer</span>
            <img src="./img/logo.svg" alt="logo" />
          </p>
        </li>
        <li class="icon-item" style="z-index: 10;">
          <img src="./img/img_slide_03.jpg" alt="" />
          <p class="tit_inner">
            <span class="tit">Blog</span>
            <img src="./img/logo.svg" alt="logo" />
          </p>
        </li>
      </ul>
    </div>
  </section>
</div>
* {
  margin: 0;
  padding: 0;
  list-style: none;
}
@keyframes slidein {
  0% {
    left: 45%;
    opacity: 0;
  }
  100% {
    left: 50%;
    opacity: 1;
  }
}

@keyframes slidein2 {
  0% {
    right: 45%;
    opacity: 0;
  }
  100% {
    right: 50%;
    opacity: 1;
  }
}

.content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.about-slide {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 580px;
}
.about-slide .about-slide-wrap {
  position: relative;
  width: 100%;
}
.about-slide ul.bg-slide {
  width: 100%;
  height: 580px;
}
.about-slide ul.bg-slide li {
  position: absolute;
  width: 100%;
  height: 580px;
}
.about-slide ul.bg-slide img {
  height: 580px;
  width: auto;
  position: absolute;
  left: 50%;
  top: 0;
  margin-left: -720px;
}

.about-slide .icon-slide {
  position: absolute;
  left: 50%;
  top: 50%;
  margin: -240px 0 0 -240px;
  width: 480px;
  height: 480px;
}
.about-slide .icon-slide li {
  overflow: hidden;
  position: absolute;
  left: 0;
  top: 0;
  width: 480px;
  height: 480px;
  border-radius: 50%;
}
.about-slide .icon-slide li > img {
  position: absolute;
  right: 50%;
  top: 50%;
  transform: translate(50%, -50%);
}

.about-slide .icon-slide li .tit_inner {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  text-align: center;
  color: #fff;
}
.about-slide .icon-slide li .tit_inner .tit {
  position: absolute;
  left: 50%;
  top: 50%;
  font-size: 22px;
  font-weight: 600;
  transform: translate(-50%, 140px);
}
.about-slide .icon-slide li .tit_inner img {
  width: 140px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.about-slide .bg-slide .slide-item {
  opacity: 0;
}
.about-slide .bg-slide .slide-item.active {
  opacity: 1;
}
.about-slide .bg-slide .slide-item.active > img {
  animation: slidein 1.5s ease;
}

.about-slide .icon-slide .icon-item {
  opacity: 0;
}
.about-slide .icon-slide .icon-item.active {
  opacity: 1;
}
.about-slide .icon-slide .icon-item.active > img {
  animation: slidein2 1s ease;
}
(function () {
  const bg = document.querySelector(".bg-slide");
  const icon_slide = document.querySelector(".icon-slide");
  const items = Array.from(document.querySelectorAll(".slide-item"));
  const icon_item = Array.from(document.querySelectorAll(".icon-item"));
  let current;
  let n = 0;

  const add = function (el) {
    el.classList.add("active");
    current = el;
  };

  const remove = function (el) {
    current && el.classList.remove("active");
  };

  const addHander = function () {
    remove(items[n]);
    remove(icon_item[n]);
    n += 1;
    if (items.length === n) n = 0;
    add(items[n]);
    add(icon_item[n]);
  };
  add(items[0]);
  add(icon_item[0]);
  setInterval(addHander, 2500);
})();

📗 slider_custom 설명

2.5초마 마다 자동으로 마크업에 있는 li 태그의 항목에 active 클래스를 추가 합니다.
active의 속성을 css에서 컨트롤 합니다.
그리고 img 태그에 animation keyframe를 사용하여 방향을 컨트롤 합니다.

👇 slider_custom 결과

더 많은 컨텐츠를 보고 싶은 분들은 방문해서 구경오세요:)
TriplexLab Blog

profile
javascript ES6+를 사랑하는 FE개발자 입니다.

0개의 댓글