Text-Animation/TextAnimation.html at main · whyitworks0415/Text-Animation · GitHub

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<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <title>TextFX: 15 Text Animations</title>
  <style>
    :root{
      --fg:#0f172a; /* slate-900 */
      --muted:#64748b; /* slate-500 */
      --bg:#fafafa;
      --card:#ffffff;
      --accent:#2563eb; /* blue-600 */
    }
    html,body{height:100%}
    body{
      margin:0; font-family:ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Noto Sans, "Apple SD Gothic Neo", "Malgun Gothic", Arial, "Segoe UI Emoji";
      background:var(--bg); color:var(--fg); -webkit-font-smoothing:antialiased;
    }
    header{ max-width:1000px; margin:32px auto 0; padding:0 16px; }
    h1{ margin:0 0 8px; font-size:28px; }
    p.sub{ margin:0; color:var(--muted) }
    .container{ max-width:1000px; margin:24px auto 40px; padding:0 16px; display:grid; grid-template-columns:1fr; gap:16px; }
    @media(min-width:960px){ .container{ grid-template-columns: 1.1fr 0.9fr; } }

    .card{ background:var(--card); border:1px solid #e5e7eb; border-radius:16px; box-shadow:0 1px 2px rgba(0,0,0,.04); }
    .pad{ padding:16px 18px; }
    .demo-row{ display:grid; grid-template-columns: 1fr auto; gap:12px; align-items:center; padding:12px 0; border-top:1px dashed #e5e7eb; }
    .demo-row:first-child{ border-top:none }
    .label{ font-weight:600 }
    .btn{ cursor:pointer; border:1px solid #e5e7eb; background:#fff; padding:8px 12px; border-radius:10px; font-weight:600; }
    .btn:hover{ border-color:#cbd5e1 }
    .btn.primary{ background:var(--accent); border-color:var(--accent); color:#fff }

    .stage{ display:flex; align-items:center; gap:16px; flex-wrap:wrap; }
    .box{ min-height:54px; display:flex; align-items:center; }
    .sample{ font-size:28px; font-weight:700; letter-spacing:0.3px; }
    .small{ font-size:16px; color:var(--muted) }

    /* Reusable keyframes */
    @keyframes tfx-fade-in { from { opacity:0 } to { opacity:1 } }
    @keyframes tfx-fade-out { from { opacity:1 } to { opacity:0 } }
    @keyframes tfx-up-in { from { transform:translateY(16px); opacity:0 } to { transform:translateY(0); opacity:1 } }
    @keyframes tfx-down-in { from { transform:translateY(-16px); opacity:0 } to { transform:translateY(0); opacity:1 } }
    @keyframes tfx-left-in { from { transform:translateX(16px); opacity:0 } to { transform:translateX(0); opacity:1 } }
    @keyframes tfx-right-in { from { transform:translateX(-16px); opacity:0 } to { transform:translateX(0); opacity:1 } }
    @keyframes tfx-zoom-in { from { transform:scale(.9); opacity:0 } to { transform:scale(1); opacity:1 } }
    @keyframes tfx-zoom-out { from { transform:scale(1.1); opacity:0 } to { transform:scale(1); opacity:1 } }
    @keyframes tfx-rotate-in { from { transform:rotate(-6deg) scale(.96); opacity:0 } to { transform:rotate(0) scale(1); opacity:1 } }
    @keyframes tfx-blur-in { from { filter:blur(8px); opacity:0 } to { filter:blur(0); opacity:1 } }
    @keyframes tfx-wipe-in { from { clip-path:inset(0 100% 0 0); opacity:0 } to { clip-path:inset(0 0 0 0); opacity:1 } }

    /* per-char slide up */
    .tfx-char{ display:inline-block; will-change:transform, opacity; }
    @keyframes tfx-char-up { from { transform:translateY(1em); opacity:0 } to { transform:translateY(0); opacity:1 } }

    /* typewriter caret */
    .tfx-caret{ display:inline-block; width:1px; background:currentColor; margin-left:2px; animation:tfx-caret 1s steps(1,end) infinite; vertical-align:baseline; height:1em; transform:translateY(2px); }
    @keyframes tfx-caret { 0%,49%{opacity:1} 50%,100%{opacity:0} }

    /* utility: hidden for prep */
    .tfx-hidden{ opacity:0 }

    code{ background:#0f172a; color:#e2e8f0; padding:12px; border-radius:10px; display:block; overflow:auto; font-size:13px }
  </style>
</head>
<body>
  <header>
    <h1>TextFX: 15 HTML Text Animations</h1>
    <p class="sub">모든 애니메이션은 <strong>TextFX</strong> 전역 객체의 함수로 제공. 그대로 복사해서 원하는 프로젝트에 붙여넣어 사용.</p>
  </header>

  <div class="container">
    <!-- Left: Playground / Demo -->
    <section class="card pad">
      <div class="stage">
        <div class="box"><div id="demoText" class="sample">Make text move</div></div>
        <button class="btn" id="btnReset">Reset</button>
      </div>

      <div id="rows"></div>
    </section>

    <!-- Right: Quick usage -->
    <aside class="card pad">
      <h3 style="margin-top:4px">빠른 사용법</h3>
      <ol style="line-height:1.6">
        <li>이 파일을 그대로 복사해 저장하거나, <em>\<script>...</script></em> 부분만 가져간다.</li>
        <li><code>TextFX.함수명(element, 옵션)</code>으로 호출한다.</li>
      </ol>
      <div class="small">예시</div>
      <code>
const el = document.querySelector('#title');
TextFX.typewriter(el, { text: 'Hello, world!', speed: 40 });
await TextFX.splitSlideUp(el, { stagger: 30, duration: 500 });
await TextFX.fadeIn(el, { duration: 400 });
      </code>
      <p class="small">모든 함수는 Promise를 반환한다. <code>await</code>로 체이닝 가능.</p>
    </aside>
  </div>

  <script>
/*
  TextFX: 15 reusable text animations
  API: All functions return a Promise that resolves on animation end.
  - typewriter(el, { text, speed=35, caret=true, loop=false, keep=true })
  - splitSlideUp(el, { text, duration=500, easing='ease', stagger=20 })
  - fadeIn(el, { duration=400, easing='ease', delay=0 })
  - fadeOut(el, { duration=400, easing='ease', delay=0 })
  - fadeInOut(el, { inDuration=300, outDuration=300, hold=300 })
  - slideUpIn(el, { duration=450, easing='ease' })
  - slideDownIn(el, { duration=450, easing='ease' })
  - slideLeftIn(el, { duration=450, easing='ease' })
  - slideRightIn(el, { duration=450, easing='ease' })
  - zoomIn(el, { duration=400, easing='ease' })
  - zoomOut(el, { duration=400, easing='ease' })
  - rotateIn(el, { duration=450, easing='cubic-bezier(.2,.7,.2,1)' })
  - blurIn(el, { duration=450, easing='ease' })
  - wipeIn(el, { duration=500, easing='ease' })
  - scrambleIn(el, { text, duration=900, alphabet })
*/
(function(){
  const raf = fn => new Promise(r => requestAnimationFrame(()=>{ fn(); r(); }));
  const once = (el, evt) => new Promise(res => { const h = () => { el.removeEventListener(evt, h); res(); }; el.addEventListener(evt, h); });
  const setAnim = (el, spec) => { el.style.animation = spec; el.style.webkitAnimation = spec; };
  const reflow = el => el.offsetHeight; // restart animation
  const px = v => typeof v === 'number' ? v+'px' : v;

  function play(el, name, {duration=400, easing='ease', delay=0, fill='forwards'}){
    return raf(()=>{
      reflow(el);
      setAnim(el, `${name} ${duration}ms ${easing} ${delay}ms 1 ${fill}`);
    }).then(()=>once(el, 'animationend')).then(()=>{
      setAnim(el, '');
    });
  }

  function wrapChars(el, text){
    const content = text != null ? String(text) : el.textContent;
    el.innerHTML = '';
    const frag = document.createDocumentFragment();
    for(const ch of content){
      const span = document.createElement('span');
      span.textContent = ch;
      span.className = 'tfx-char tfx-hidden';
      frag.appendChild(span);
    }
    el.appendChild(frag);
    return el.querySelectorAll('.tfx-char');
  }

  const TextFX = {
    async typewriter(el, opts={}){
      const { text = el.textContent, speed = 35, caret = true, loop = false, keep = true } = opts;
      const src = String(text);
      el.textContent = '';
      let caretEl;
      if(caret){ caretEl = document.createElement('span'); caretEl.className='tfx-caret'; }
      const write = async () => {
        for(let i=0;i<src.length;i++){
          el.textContent = src.slice(0, i+1);
          if(caret){ el.appendChild(caretEl); }
          await new Promise(r=>setTimeout(r, speed));
        }
      };
      await write();
      if(!keep) el.textContent = src;
      if(loop){ el.textContent=''; return TextFX.typewriter(el, opts); }
    },

    async splitSlideUp(el, opts={}){
      const { text, duration=500, easing='ease', stagger=20 } = opts;
      const chars = wrapChars(el, text);
      let i=0;
      for(const span of chars){
        span.style.opacity=0; span.style.display='inline-block';
        setTimeout(()=>{
          span.classList.remove('tfx-hidden');
          setAnim(span, `tfx-char-up ${duration}ms ${easing} 0ms 1 forwards`);
        }, i*stagger);
        i++;
      }
      await new Promise(r=>setTimeout(r, duration + i*stagger));
      for(const span of chars){ setAnim(span, ''); }
    },

    fadeIn(el, opts={}){ return play(el, 'tfx-fade-in', opts); },
    fadeOut(el, opts={}){ return play(el, 'tfx-fade-out', opts); },

    async fadeInOut(el, opts={}){
      const { inDuration=300, outDuration=300, hold=300, easing='ease' } = opts;
      await play(el, 'tfx-fade-in', { duration: inDuration, easing });
      await new Promise(r=>setTimeout(r, hold));
      await play(el, 'tfx-fade-out', { duration: outDuration, easing });
    },

    slideUpIn(el, opts={}){ return play(el, 'tfx-up-in', opts); },
    slideDownIn(el, opts={}){ return play(el, 'tfx-down-in', opts); },
    slideLeftIn(el, opts={}){ return play(el, 'tfx-left-in', opts); },
    slideRightIn(el, opts={}){ return play(el, 'tfx-right-in', opts); },

    zoomIn(el, opts={}){ return play(el, 'tfx-zoom-in', opts); },
    zoomOut(el, opts={}){ return play(el, 'tfx-zoom-out', opts); },

    rotateIn(el, opts={}){ return play(el, 'tfx-rotate-in', opts); },
    blurIn(el, opts={}){ return play(el, 'tfx-blur-in', opts); },
    wipeIn(el, opts={}){ return play(el, 'tfx-wipe-in', opts); },

    async scrambleIn(el, opts={}){
      const letters = opts.alphabet || 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*()';
      const src = String(opts.text != null ? opts.text : el.textContent);
      let out = Array(src.length).fill('');
      const duration = opts.duration || 900;
      const steps = Math.max(20, Math.floor(duration / 20));
      const fixedAt = Array(src.length).fill(false);
      const t0 = performance.now();
      return new Promise(resolve=>{
        const tick = (now)=>{
          const t = Math.min(1, (now - t0) / duration);
          const fixCount = Math.floor(t * src.length);
          for(let i=0;i<src.length;i++){
            if(i < fixCount){ fixedAt[i] = true; out[i] = src[i]; }
            else{
              const ch = src[i];
              out[i] = ch === ' ' ? ' ' : letters[(Math.random()*letters.length)|0];
            }
          }
          el.textContent = out.join('');
          if(t < 1) requestAnimationFrame(tick); else { el.textContent = src; resolve(); }
        };
        requestAnimationFrame(tick);
      });
    },
  };

  // expose
  window.TextFX = TextFX;
})();
  </script>

  <script>
    // Demo wiring
    const demoText = document.getElementById('demoText');
    const btnReset = document.getElementById('btnReset');

    function resetText(){
      demoText.textContent = 'Make text move';
      demoText.style.opacity = '';
      demoText.style.transform = '';
      demoText.style.animation = '';
      demoText.innerHTML = demoText.textContent;
    }
    btnReset.addEventListener('click', resetText);

    const actions = [
      { name:'typewriter', run:()=>TextFX.typewriter(demoText, { text:'Typed text example', speed:35 }) },
      { name:'splitSlideUp', run:()=>TextFX.splitSlideUp(demoText, { text:'Split letters slide up', stagger:25, duration:480 }) },
      { name:'fadeIn', run:()=>TextFX.fadeIn(demoText, { duration:420 }) },
      { name:'fadeOut', run:()=>TextFX.fadeOut(demoText, { duration:420 }) },
      { name:'fadeInOut', run:()=>TextFX.fadeInOut(demoText, { inDuration:300, hold:300, outDuration:300 }) },
      { name:'slideUpIn', run:()=>TextFX.slideUpIn(demoText, { duration:460 }) },
      { name:'slideDownIn', run:()=>TextFX.slideDownIn(demoText, { duration:460 }) },
      { name:'slideLeftIn', run:()=>TextFX.slideLeftIn(demoText, { duration:460 }) },
      { name:'slideRightIn', run:()=>TextFX.slideRightIn(demoText, { duration:460 }) },
      { name:'zoomIn', run:()=>TextFX.zoomIn(demoText, { duration:420 }) },
      { name:'zoomOut', run:()=>TextFX.zoomOut(demoText, { duration:420 }) },
      { name:'rotateIn', run:()=>TextFX.rotateIn(demoText, { duration:500 }) },
      { name:'blurIn', run:()=>TextFX.blurIn(demoText, { duration:480 }) },
      { name:'wipeIn', run:()=>TextFX.wipeIn(demoText, { duration:520 }) },
      { name:'scrambleIn', run:()=>TextFX.scrambleIn(demoText, { text:'Scrambled to clear', duration:900 }) },
    ];

    const rows = document.getElementById('rows');
    actions.forEach(a=>{
      const row = document.createElement('div');
      row.className = 'demo-row';
      row.innerHTML = `<div class="label">${a.name}</div>`;
      const btn = document.createElement('button');
      btn.className = 'btn primary';
      btn.textContent = 'Run';
      btn.addEventListener('click', async ()=>{ resetText(); await a.run(); });
      row.appendChild(btn);
      rows.appendChild(row);
    });
  </script>
</body>
</html>