【GSAP】GSAP Practice【#１４ GSAP ScrollTrigger２】

【#１４ GSAP ScrollTrigger２】

YouTube: https://youtu.be/8uU7bjnadvg
https://youtu.be/8uU7bjnadvg

今回はScrollTriggerのオブジェクトで設定できる値について
詳しく見ていきます。

https://gsap.com/docs/v3/Plugins/ScrollTrigger/

js/main.js

// use a script tag or an external JS file
document.addEventListener("DOMContentLoaded", (event) => {
  gsap.registerPlugin(ScrollTrigger);
  new App();
});

class App {
  constructor() {
    this._initialize();
    this._renderLenis();
  }

  _initialize() {
    this._createLenis();
    this._sec1Anime();
    this._sec2Anime();
    this._sec3Anime();
  }

  _createLenis() {
    this.lenis = new Lenis();
  }

  _renderLenis(time) {
    this.lenis.raf(time);
    requestAnimationFrame(this._renderLenis.bind(this));
  }

  _sec1Anime() {
    const loadingEl = document.querySelector("#loading");
    const loadingTexts = loadingEl.textContent.split("");
    let innerText = "";

    loadingTexts.forEach((text) => {
      innerText += `<span>${text}</span>`;
    });

    // console.log(loadingTexts);
    // console.log(innerText);

    loadingEl.innerHTML = innerText;

    const tl = gsap.timeline({ repeat: -1 });

    tl.to("#loading span", {
      duration: 1,
      y: -50,
      stagger: {
        each: 0.2,
        from: "left",
      },
    }).to("#loading span", {
      duration: 1,
      y: 0,
      stagger: {
        each: 0.2,
        from: "left",
      },
      ease: "bounce.out",
    });
  }

  _sec2Anime() {
    gsap.to(".box-1", {
      x: 500,
      scrollTrigger: {
        trigger: ".box-1",
        markers: true,
        start: "top center",
        end: "bottom 60%",
        scrub: true,
        // pin: true,
        // onEnter: () => {
        //   console.log("onEnter");
        // },
        // onLeave: () => {
        //   console.log("onLeave");
        // },
        // onEnterBack: () => {
        //   console.log("onEnterBack");
        // },
        // onLeaveBack: () => {
        //   console.log("onLeaveBack");
        // },
        onUpdate: (self) => {
          console.log(self.progress);
        },
      },
    });
    gsap.to(".box-2", {
      x: 500,
      scrollTrigger: {
        trigger: ".box-2",
      },
    });
    gsap.to(".box-3", {
      x: 500,
      scrollTrigger: {
        trigger: ".box-3",
      },
    });
  }
  _sec3Anime() {
    const menuOpen = document.querySelector("#menu-open");
    const menuClose = document.querySelector("#menu-close");
    const menuBg = document.querySelector(".menu-bg");

    const tl = gsap.timeline();

    tl.to(".menu-wrapper", {
      right: 0,
      duration: 0.7,
      ease: "power3.out",
    });

    tl.to(
      ".menu-bg",
      {
        right: 0,
        duration: 0.7,
        ease: "power3.out",
      },
      0.5
    );

    tl.from(
      ".menu-list",
      {
        x: 150,
        opacity: 0,
        duration: 0.2,
        stagger: {
          each: 0.2,
        },
      },
      0.5
    );

    tl.pause();

    menuOpen.addEventListener("click", () => {
      tl.play();
    });
    menuClose.addEventListener("click", () => {
      tl.reverse();
    });
    menuBg.addEventListener("click", () => {
      tl.reverse();
    });
  }
}