177 lines
6.0 KiB
HTML
177 lines
6.0 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Aurora Admin · Slider (H5)</title>
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<link rel="stylesheet" href="../.design_library/aurora-admin/colors_and_type.css">
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<link rel="stylesheet" href="./Slider.css">
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<style>
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.demo { padding: 24px; background: #F5F7FA; font-family: var(--font-family); }
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h1 { font-size: 20px; margin: 0 0 4px; color: #1F2329; }
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.sub { color: #8C8C8C; margin: 0 0 24px; font-size: 12px; }
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.demo-block { background: #fff; border-radius: 8px; padding: 20px 24px; margin-bottom: 20px; }
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.demo-block > .hint { color: #8C8C8C; font-size: 12px; margin: 0 0 12px; }
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.slider-row { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
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.slider-row .lab { width: 72px; font-size: 13px; color: #262626; }
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</style>
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</head>
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<body>
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<div class="demo">
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<h1>Aurora Admin · Slider 组件（纯 H5）</h1>
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<p class="sub">对齐 SliderInput 规范：单/双滑块、刻度、输入框联动</p>
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<div class="demo-block">
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<p class="hint">单滑块 + 数值联动</p>
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<div class="slider-row">
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<span class="lab">音量</span>
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<div class="aa-slider" data-slider data-min="0" data-max="100" data-value="30" data-input></div>
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</div>
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</div>
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<div class="demo-block">
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<p class="hint">带刻度</p>
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<div class="aa-slider" data-slider data-min="0" data-max="100" data-step="10" data-value="50" data-ticks></div>
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</div>
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<div class="demo-block">
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<p class="hint">双滑块范围</p>
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<div class="aa-slider" data-slider data-range data-min="0" data-max="100" data-value="20,60"></div>
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</div>
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<div class="demo-block">
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<p class="hint">禁用</p>
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<div class="aa-slider is-disabled" data-slider data-min="0" data-max="100" data-value="40"></div>
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</div>
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</div>
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<script>
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function initSlider(root) {
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const min = +root.dataset.min || 0, max = +root.dataset.max || 100, step = +root.dataset.step || 1;
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const range = root.hasAttribute('data-range');
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const showTicks = root.hasAttribute('data-ticks');
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const showInput = root.hasAttribute('data-input');
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let value = range
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? root.dataset.value.split(',').map(Number)
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: (+root.dataset.value || 0);
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const track = document.createElement('div');
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track.className = 'aa-slider-track';
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track.innerHTML = '<div class="aa-slider-rail"></div><div class="aa-slider-fill"></div><div class="aa-slider-ticks"></div>';
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if (range) {
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track.insertAdjacentHTML('beforeend', '<div class="aa-slider-handle" data-i="0"></div><div class="aa-slider-handle" data-i="1"></div>');
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} else {
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track.insertAdjacentHTML('beforeend', '<div class="aa-slider-handle" data-i="0"></div>');
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}
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root.appendChild(track);
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const valueWrap = document.createElement('div');
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valueWrap.className = 'aa-slider-value';
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if (showInput) {
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if (range) {
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valueWrap.innerHTML = '<input type="number"><span>—</span><input type="number">';
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} else {
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valueWrap.innerHTML = '<input type="number">';
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}
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root.appendChild(valueWrap);
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valueWrap.querySelectorAll('input').forEach(inp => {
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inp.addEventListener('change', () => {
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if (range) {
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const a = +valueWrap.querySelectorAll('input')[0].value;
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const b = +valueWrap.querySelectorAll('input')[1].value;
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value = [Math.min(a, b), Math.max(a, b)];
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} else {
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value = +inp.value;
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}
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paint();
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});
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});
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}
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const rail = track.querySelector('.aa-slider-rail');
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const fill = track.querySelector('.aa-slider-fill');
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const ticks = track.querySelector('.aa-slider-ticks');
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const handles = [...track.querySelectorAll('.aa-slider-handle')];
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if (showTicks) {
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const n = Math.floor((max - min) / step);
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for (let i = 0; i <= n; i++) {
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const v = min + i * step;
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const t = document.createElement('div');
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t.className = 'aa-slider-tick';
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t.style.left = ((v - min) / (max - min) * 100) + '%';
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ticks.appendChild(t);
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}
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}
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function clamp(v) { v = Math.round((v - min) / step) * step + min; return Math.max(min, Math.min(max, v)); }
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function pct(v) { return (v - min) / (max - min) * 100; }
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function fromClientX(x) {
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const rect = track.getBoundingClientRect();
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return clamp(min + (x - rect.left) / rect.width * (max - min));
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}
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function paint() {
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if (range) {
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const [lo, hi] = value;
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fill.style.left = pct(lo) + '%';
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fill.style.width = (pct(hi) - pct(lo)) + '%';
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handles[0].style.left = pct(lo) + '%';
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handles[1].style.left = pct(hi) + '%';
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if (showInput) {
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valueWrap.querySelectorAll('input')[0].value = lo;
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valueWrap.querySelectorAll('input')[1].value = hi;
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}
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} else {
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fill.style.left = '0%';
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fill.style.width = pct(value) + '%';
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handles[0].style.left = pct(value) + '%';
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if (showInput) valueWrap.querySelector('input').value = value;
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}
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}
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function startDrag(i, e) {
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e.preventDefault();
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const move = (ev) => {
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const x = (ev.touches ? ev.touches[0].clientX : ev.clientX);
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const nv = fromClientX(x);
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if (range) {
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value[i] = nv;
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value.sort((a, b) => a - b); // 保持顺序
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} else {
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value = nv;
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}
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paint();
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};
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const up = () => {
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document.removeEventListener('pointermove', move);
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document.removeEventListener('pointerup', up);
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};
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document.addEventListener('pointermove', move);
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document.addEventListener('pointerup', up);
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}
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handles.forEach((h, i) => {
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h.addEventListener('pointerdown', (e) => startDrag(i, e));
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});
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// 点击轨道定位最近的手柄
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track.addEventListener('pointerdown', (e) => {
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if (e.target.classList.contains('aa-slider-handle')) return;
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const nv = fromClientX(e.clientX);
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if (range) {
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const i = Math.abs(nv - value[0]) <= Math.abs(nv - value[1]) ? 0 : 1;
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value[i] = nv; value.sort((a, b) => a - b);
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} else {
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value = nv;
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}
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paint();
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});
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paint();
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}
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document.querySelectorAll('[data-slider]').forEach(initSlider);
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</script>
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</body>
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</html>
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