마우스 이펙트 01

mousePageX : 0px
mousePageY : 0px
centerPageX : 0px
centerPageY : 0px

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JAVASCRIPT

HTML

CSS

const cursor = document.querySelector(".mouse__cursor");
const cursorRect = cursor.getBoundingClientRect();
document.querySelector(".mouse__wrap figure").addEventListener("mousemove", (e) => {
    //커서
    gsap.to(cursor, {
        duration: 0.2,
        left: e.pageX - cursorRect.width / 2,
        top: e.pageY - cursorRect.height / 2,
    });
    //마우스 좌표 값
    let mousePageX = e.pageX;
    let mousePageY = e.pageY;
    //전체 가로
    //window.innerWidth //1920 : 브라우저 크기
    //window.outerWidth //1920 : 브라우저 크기 (스크롤바 포함)
    //window.screen.width //1920 : 화면 크기
    //마우스 좌표 값 가운데로 초기화
    // 전체 길이 /2 - mouse 좌표값 == 0
    let centerPageX = window.innerWidth / 2 - mousePageX;
    let centerPageY = window.innerHeight / 2 - mousePageY;
    //이미지 움직이기
    const imgMove = document.querySelector(".mouse__wrap figure img");
    imgMove.style.transform = "translate(" + centerPageX + "px," + centerPageY + "px)";

    gsap.to(imgMove, {
        duration: 0.3,
        x: centerPageX / 20,
        y: centerPageY / 20,
    });
    //출력
    document.querySelector(".mousePageX").textContent = mousePageX;
    document.querySelector(".mousePageY").textContent = mousePageY;
    document.querySelector(".centerPageX").textContent = centerPageX;
    document.querySelector(".centerPageY").textContent = centerPageY;
});

<!-- header start -->
<header id="header" class="header">
    <h1>JAVASCRIPT Mouse Effect No. 04</h1>
    <p>마우스 이펙트 | 이미지 효과</p>
    <ul>
        <li><a href="mouseEffect01.html">1</a></li>
        <li><a href="mouseEffect02.html">2</a></li>
        <li><a href="mouseEffect03.html">3</a></li>
        <li class="active"><a href="mouseEffect04.html">4</a></li>
        <li><a href="mouseEffect05.html">5</a></li>
        <li><a href="mouseEffect06.html">6</a></li>
        <li><a href="mouseEffect07.html">7</a></li>
    </ul>
</header>
<!-- header end -->

<!-- main start -->
<main id="main">
    <section id="mouseType01">
        <div class="mouse__cursor"></div>
        <div class="mouse__wrap">
            <figure>
                <img src="../assets/img/sliderEffect01_bg11@2x-min.jpg" alt="이미지" />
                <figcaption>
                    <p>Don't dream, Be it</p>
                    <p>꿈만 꾸지말고 되어라</p>
                </figcaption>
            </figure>
        </div>
    </section>
</main>
<!-- main end -->

<!-- mouse_info start -->
<div class="mouse__info">
    <ul>
        <li>mousePageX : <span class="mousePageX">0</span>px</li>
        <li>mousePageY : <span class="mousePageY">0</span>px</li>
        <li>centerPageX : <span class="centerPageX">0</span>px</li>
        <li>centerPageY : <span class="centerPageY">0</span>px</li>
    </ul>
</div>
<!-- mouse_info end -->

/* mouse Type */
.mouse__wrap {
    text-align: center;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    overflow: hidden;
}

.mouse__wrap figure {
    width: 50vw;
    height: 50vh;
    position: relative;
    overflow: hidden;
    transition: transform 500ms ease;
    cursor: none;
}

.mouse__wrap figure:hover {
    transform: scale(1.025);
}

.mouse__wrap figure img {
    position: absolute;
    left: -5%;
    top: -5%;
    width: 110%;
    height: 110%;
    object-fit: cover; /* 일반 이미지에 속성값을 줄 수 있다. */
}

.mouse__wrap figure figcaption {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-size: 16px;
    white-space: nowrap;
    line-height: 1.4;
    font-weight: 300;
}

/* 마우스 커서 */
.mouse__cursor {
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    background-color: #fff;
    border-radius: 50%;
    z-index: 1000;
    user-select: none;
    pointer-events: none;
}

/* 마우스 좌표값 */
.mouse__info {
    position: absolute;
    left: 20px;
    bottom: 10px;
    font-size: 14px;
    line-height: 1.6;
    color: #fff;
}