JavaScript Mouse Effect05

<main>
    <section id="mouseType03">
        <div class="cursor"></div>
        <div class="mouse__wrap">
            <div class="mouse__img">
                <figure>
                    <img src="img/img9.jpg" alt="이미지">
                </figure>
                <figcaption>
                    <p>Success is walking from failure to failure with no loss of enthusiasm.</p>
                    <p>성공이란 열정을 잃지 않고 실패에서 실패로 걸어가는 것이다.</p>
                </figcaption>
            </div>
        </div>
    </section>
</main>

body::before {
    background: rgba(5, 36, 70, 0.87)
}

.mouse__wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: #fff;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    cursor: none;
}

.mouse__img {
    position: relative;
    text-align: center;
    transform: perspective(600px) rotateX(0deg) rotateY(0deg);
    transform-style: preserve-3d; /* 3d 효과(공간의 깊이:perspective)를 표현하기 위한 지정*/
    will-change: transform; /*값이 변경될 속성에 대한 힌트를 미리 지정해주는 것, 더 부드러운 이벤트를 구사*/
    transition: all 0.1s;
}

.mouse__img figure {
    width: 50vw;
    position: relative;
}

.mouse__img figure::before { /*그림자 효과*/
    content: '';
    position: absolute;
    left: 5%;
    bottom: -30px;
    width: 90%;
    height: 40px;
    background: url(img/img9.jpg) center center no-repeat;
    background-size: 100% 40px;
    filter: blur(15px) grayscale(50%);
    opacity: 0.6;
    z-index: -1;
}

.mouse__img figcaption {
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 1vw;
    white-space: nowrap;
    line-height: 1.6;
    background: rgba(0, 0, 0, 0.5);
    padding: 1vw 2vw;
    transform: translate3d(-50%, -50%, 150px);
}

.cursor {
    position: absolute;
    left: 0;
    top: 0;
    width: 100px;
    height: 100px;
    background: #fff;
    border-radius: 50%;
    z-index: 1000;
    user-select: none;
    pointer-events: none;
    mix-blend-mode: difference;
}

const circle = document.querySelector(".cursor").getBoundingClientRect();

function mouseMove(e) {


    //마우스 좌표 값
    let mousePageX = e.pageX;
    let mousePageY = e.pageY;

    //마우스 좌표 기준점을 가운데로 변경
    let centerPageX = window.innerWidth / 2 - mousePageX;
    let centerPageY = window.innerHeight / 2 - mousePageY;

    //X: 최솟값은 -800 최댓값은 800, Y: 최솟값은 -300, 최댓값은 300
    let maxPageX = Math.max(-800, Math.min(800, centerPageX));
    let maxPageY = Math.max(-300, Math.min(300, centerPageY));

    //각도 줄이는 설정
    let anlexpageX = maxPageX * 0.12;
    let anlexpageY = maxPageY * 0.12;

    //부드럽게 설정 
    let softPageX = 0,
        softPageY = 0;

    softPageX += (anlexpageX - softPageX) * 0.4;
    softPageY += (anlexpageY - softPageY) * 0.4;

    //부드럽게 설정     10-->30
    // let softPageX = 0,
    //     softPageY = 0;
    // softPageX = anlexpageX * 0.4;
    // softPageY = anlexpageY * 0.4;

    //div.cursor가 이동할 좌표 구하기(div.cursor가 마우스 좌표값 정 가운데에 오도록)
    let circleWidth = mousePageX - circle.width / 2;
    let circleHeight = mousePageY - circle.height / 2;

    //이미지움직이기
    //transform: rotateX(0deg) rotateY(0deg);
    //.mouse__img의 transform을 바꿈 rotate값에 커서값을 반영.
    const imgMove = document.querySelector(".mouse__img");
    imgMove.style.transform = "perspective(600px) rotateX(" + softPageY + "deg) rotateY(" + -softPageX +
    "deg)"; //속성값에 ;들어가면 안됨

    //커서의 움직임을 부드럽게 해준다.
    gsap.to(".cursor", {
        duration: .3,
        left: circleWidth,
        top: circleHeight
    });

    //출력
    document.querySelector(".mousePageX").textContent = mousePageX;
    document.querySelector(".mousePageY").textContent = mousePageY;
    document.querySelector(".centerPageX").textContent = centerPageX;
    document.querySelector(".centerPageY").textContent = centerPageY;

}

document.addEventListener("mousemove", mouseMove);