슬라이드 이펙트01

슬라이드 이펙트01

트랜지션 효과

원본 소스 보기

원본 페이지 보기

---

HTML

&ltmain id="main"&gt
    &ltsection id="sliderType01"&gt
        &ltdiv class="slider__wrap"&gt
            &ltdiv class="slider__img"&gt
                &ltdiv class="slider"&gt&ltimg src="../assets/img3/effect_bg11-min.jpg" alt="이미지"&gt&lt/div&gt
                &ltdiv class="slider"&gt&ltimg src="../assets/img3/effect_bg12-min.jpg" alt="이미지"&gt&lt/div&gt
                &ltdiv class="slider"&gt&ltimg src="../assets/img3/effect_bg13-min.jpg" alt="이미지"&gt&lt/div&gt
                &ltdiv class="slider"&gt&ltimg src="../assets/img3/effect_bg14-min.jpg" alt="이미지"&gt&lt/div&gt
                &ltdiv class="slider"&gt&ltimg src="../assets/img3/effect_bg15-min.jpg" alt="이미지"&gt&lt/div&gt
            &lt/div&gt
        &lt/div&gt
    &lt/section&gt
&lt/main&gt

---

CSS

.slider__wrap {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.slider__img {
    position: relative;
    width: 800px;
    height: 450px;
}
.slider {
    position: absolute;
    left: 0;
    top: 0;
}
.slider::before {
    position: absolute;
    left: 5px;
    top: 5px;
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    padding: 5px 10px;
}
.slider:nth-child(1)::before {content: '이미지1';}
.slider:nth-child(2)::before {content: '이미지2';}
.slider:nth-child(3)::before {content: '이미지3';}
.slider:nth-child(4)::before {content: '이미지4';}
.slider:nth-child(5)::before {content: '이미지5';}
.slider:nth-child(1) {z-index: 5;}
.slider:nth-child(2) {z-index: 4;}
.slider:nth-child(3) {z-index: 3;}
.slider:nth-child(4) {z-index: 2;}
.slider:nth-child(5) {z-index: 1;}

@media (max-width : 800px){
    .slider__img {
    width: 400px;
    height: 225px;
}
}

---

script 소스

const sliderWrap = document.querySelector(".slider__wrap");
const sliderImg = sliderWrap.querySelector(".slider__img");
const slider = sliderWrap.querySelectorAll(".slider");

let currentIndex = 0;                           //현재 보이는 이미지
let sliderCount = slider.length;                //이미지 갯수

setInterval(() => {
    let nextIndex = (currentIndex + 1) % sliderCount ;     //다음 이미지
    // 1, 2, 3, 4, 5, 6, 7, 8, 9, ....
    // 1 % 5 = 1, 2, 3, 4, 0, 1, 2, 3, 4, 0 ....

    slider[currentIndex].style.opacity = "0";   //첫번째 이미지를 안보이게
    slider[nextIndex].style.opacity = "1";      //두번째 이미지를 보이게

    currentIndex = nextIndex;
    //0 1 2 3 4 0 1 2 3 4...
},3000);