设备实验室指针能力检测
在设备实验室场景中完成指针能力检测：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。
启用 JavaScript 后可编辑、运行和保存此案例。固定源码如下：
<!doctype html>
<html lang="zh-Hans" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>设备实验室指针能力检测</title>
<style>
:root { --ink:#102c44; --paper:#eef6f8; --accent:#e05263; --secondary:#79b7c7; --line:color-mix(in srgb, var(--ink) 18%, transparent); --shadow:0 24px 60px color-mix(in srgb, var(--ink) 16%, transparent); color-scheme:light; }
* { box-sizing:border-box; }
html { min-width:320px; background:var(--paper); }
body { min-height:100vh; margin:0; overflow-x:hidden; color:var(--ink); font-family:"DIN Alternate","Arial Narrow",sans-serif; background:repeating-linear-gradient(135deg,color-mix(in srgb,var(--ink) 5%,transparent) 0 1px,transparent 1px 18px),var(--paper); }
button,input,select,textarea { color:inherit; font:inherit; }
button,[role="button"],input,select,textarea { accent-color:var(--accent); }
button { cursor:pointer; }
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
[hidden] { display:none !important; }
@media (max-width:700px) { .mast h1 { line-height:1.08 !important; letter-spacing:-.035em !important; overflow-wrap:anywhere; } }
@media (prefers-reduced-motion:reduce) { *,*::before,*::after { scroll-behavior:auto !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; } }
.mast{display:flex;justify-content:space-between;border-bottom:6px solid var(--ink);padding-bottom:18px;gap:20px;align-items:flex-end;margin:0 0 22px}.page{width:min(1240px,calc(100% - 28px));margin:auto;padding:34px 0 70px}.scenario{padding:8px 12px;border:2px solid var(--ink);font:900 12px/1 ui-monospace,monospace}.mast h1{font-family:"DIN Condensed","Arial Narrow",sans-serif;font-weight:900;text-transform:uppercase;font-size:clamp(44px,10vw,104px);letter-spacing:-.02em;max-width:1000px;margin:0;line-height:.82}.intro{max-width:720px;font-family:"Arial Narrow",sans-serif;line-height:1.5}.eyebrow{display:inline-block;padding:6px 9px;color:var(--paper);background:var(--accent);font:900 10px/1 ui-monospace,monospace;letter-spacing:.12em}.demo{border-radius:3px;box-shadow:10px 10px 0 var(--accent);position:relative;min-height:400px;overflow:hidden;padding:32px;background:var(--paper)}@media(max-width:700px){.mast{display:grid;grid-template-columns:1fr}.page{width:calc(100% - 16px);padding-top:16px}.demo{padding:14px}}
.panel{padding:20px;border:1px solid color-mix(in srgb,var(--accent) 50%,transparent);border-radius:18px;background:color-mix(in srgb,var(--paper) 88%,transparent);box-shadow:inset 0 0 24px color-mix(in srgb,var(--accent) 7%,transparent)}.stack{display:grid;gap:16px}.row{display:flex;flex-wrap:wrap;gap:9px}.action{padding:11px 16px;border:1px solid var(--accent);border-radius:6px;color:var(--accent);background:transparent;box-shadow:0 0 14px color-mix(in srgb,var(--accent) 10%,transparent)}.action.primary,.action.is-active{color:var(--paper);background:var(--accent)}.status{min-height:24px;color:var(--secondary);text-shadow:0 0 10px currentColor}.metric{font-size:clamp(30px,7vw,64px);font-weight:900;text-shadow:0 0 18px color-mix(in srgb,var(--accent) 40%,transparent)}.muted{opacity:.7}.chip{padding:6px 9px;border:1px solid var(--secondary);border-radius:4px}.meter{height:7px;background:color-mix(in srgb,var(--accent) 15%,transparent)}.meter>i{display:block;height:100%;box-shadow:0 0 12px var(--accent);background:var(--accent)}
.composition-split{display:grid;grid-template-columns:150px minmax(0,1fr);gap:18px;align-items:start}.split-note{position:sticky;top:20px;display:grid;gap:14px;padding:18px 12px;border-block:3px double var(--accent);font-size:13px;line-height:1.65}.split-note b{font:900 12px/1 ui-monospace,monospace;letter-spacing:.12em}.split-note span{writing-mode:vertical-rl;min-height:120px;color:color-mix(in srgb,var(--ink) 60%,transparent)}.composition-split .demo{min-width:0}@media(max-width:900px){.composition-split{grid-template-columns:1fr}.split-note{position:static;grid-template-columns:auto 1fr}.split-note span{writing-mode:horizontal-tb;min-height:0}}
.pointer-profiler{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(190px,.65fr);gap:14px}.pointer-profiler>header{grid-column:1/-1;display:grid;grid-template-columns:1fr auto;gap:16px;padding:18px;border-block:3px solid var(--ink)}.pointer-profiler h2{margin:.2em 0}.pointer-profiler header dl{display:flex;gap:8px;margin:0}.pointer-profiler header dl div{min-width:100px;padding:8px;border-left:1px solid var(--line)}.pointer-profiler header dd{margin:5px 0 0;font-weight:900}#pointerPad{position:relative;min-height:330px;overflow:hidden;border:1px solid var(--line);background:radial-gradient(circle at center,color-mix(in srgb,var(--secondary) 24%,var(--paper)),var(--paper));touch-action:none}#pointerPad>i{position:absolute;left:50%;top:50%;width:24px;aspect-ratio:1;border:3px solid var(--paper);border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px var(--accent);transform:translate(-50%,-50%)}#pointerPad output{position:absolute;right:14px;top:14px;padding:7px;background:var(--ink);color:var(--paper)}#pointerPad p{position:absolute;left:18px;bottom:12px;max-width:330px}.pointer-profiler>aside{display:grid;align-content:start;gap:14px;padding:20px;border:1px solid var(--line)}.pointer-profiler>aside label{display:grid;grid-template-columns:1fr auto;gap:7px}.pointer-profiler>aside input{grid-column:1/-1}.pointer-profiler ol{display:grid;gap:5px;padding-left:18px;font-size:11px}@media(max-width:680px){.pointer-profiler{grid-template-columns:1fr}.pointer-profiler>header{grid-template-columns:1fr}.pointer-profiler header dl{flex-wrap:wrap}}.workflow-dispatch{display:grid;grid-template-columns:minmax(210px,.48fr) minmax(0,1.52fr);gap:18px}.dispatch-console{display:grid;align-content:start;gap:16px;padding:22px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--secondary) 12%,var(--paper))}.dispatch-console h2{margin:.2em 0}.dispatch-console form,.dispatch-console label{display:grid;gap:7px}.dispatch-console input,.dispatch-console select{min-width:0;width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}.dispatch-console fieldset{display:flex;gap:12px;border:1px solid var(--line);border-radius:10px}.dispatch-console fieldset label{display:flex;align-items:center}.dispatch-workbench{--dispatch-load:.22;min-width:0;padding:14px;border-left:8px solid color-mix(in srgb,var(--accent) calc(var(--dispatch-load)*100%),var(--line));background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 8%,transparent),transparent 28%)}.dispatch-workbench[data-dispatch-priority="urgent"]{box-shadow:inset 0 0 0 2px var(--accent)}@media(max-width:900px){.workflow-dispatch{grid-template-columns:1fr}.dispatch-console{order:2}}
</style>
</head>
<body data-aesthetic="industrial" data-composition="split-note">
<main class="page">
<header class="mast"><div><span class="eyebrow">industrial / 指针能力检测 / BEGINNER</span><h1>设备实验室指针能力检测</h1><p class="intro">在设备实验室场景中完成指针能力检测：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。</p></div><span class="scenario">设备实验室</span></header>
<div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>掌握指针能力检测的语义结构、响应式编排、键盘操作与状态同步。</span></aside><section class="demo" aria-label="设备实验室指针能力检测交互区域"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">设备实验室 DISPATCH</span><h2>设备检查调度台</h2><form id="workflowDispatchForm"><label>任务类型<select id="workflowDispatchKind"><option>屏幕能力</option><option>输入能力</option><option>存储能力</option></select></label><label>检查项目<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="39"><span>项</span></label><fieldset><legend>处理优先级</legend><label><input type="radio" name="workflowPriority" value="normal" checked>常规</label><label><input type="radio" name="workflowPriority" value="urgent">紧急</label></fieldset><button class="action primary" type="submit">开始检查</button></form><label>当前任务<select id="workflowDispatchActive" aria-label="切换当前任务"><option value="1">屏幕能力</option><option value="2">输入能力</option></select></label><output id="workflowDispatchSummary">等待调度</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:browser-media-device-pointer-profile --><div class="pointer-profiler"><header><span class="eyebrow">POINTER PROFILER</span><h2>设备实验室指针轨迹板</h2><dl><div><dt>主要指针</dt><dd id="pointerPrimary">—</dd></div><div><dt>悬停能力</dt><dd id="pointerHover">—</dd></div><div><dt>活动触点</dt><dd id="pointerActive">0</dd></div></dl></header><section id="pointerPad" tabindex="0" aria-label="移动鼠标、触控笔或手指以采样指针"><i id="pointerDot"></i><output id="pointerCoordinates">x 0 · y 0</output><p>在此区域移动指针，键盘用户可用方向键移动采样点。</p></section><aside><label>轨迹保留<input id="pointerTrailLength" type="range" min="3" max="20" value="8" data-core-bridge="browser-media-device-pointer-profile"><output>8</output></label><button id="pointerClear" class="action" type="button">清空轨迹</button><ol id="pointerSamples"></ol></aside></div><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:browser-media-device-pointer-profile */
const pointerPad=document.querySelector('#pointerPad');const pointerDot=document.querySelector('#pointerDot');const pointerSamples=[];const activePointers=new Map();let pointerPosition={x:50,y:50};function describePointers(){document.querySelector('#pointerPrimary').textContent=matchMedia('(pointer:fine)').matches?'精细':'粗略或无';document.querySelector('#pointerHover').textContent=matchMedia('(hover:hover)').matches?'支持':'不支持';document.querySelector('#pointerActive').textContent=String(activePointers.size);}function samplePointer(type,pressure){const limit=Number(document.querySelector('#pointerTrailLength').value);pointerSamples.unshift({type,x:Math.round(pointerPosition.x),y:Math.round(pointerPosition.y),pressure:Math.round((pressure||0)*100)});pointerSamples.splice(limit);document.querySelector('#pointerSamples').replaceChildren(...pointerSamples.map(sample=>{const item=document.createElement('li');item.textContent=sample.type+' · '+sample.x+','+sample.y+' · '+sample.pressure+'%';return item;}));}function movePointer(clientX,clientY,type='keyboard',pressure=0){const rect=pointerPad.getBoundingClientRect();pointerPosition={x:Math.max(0,Math.min(100,(clientX-rect.left)/rect.width*100)),y:Math.max(0,Math.min(100,(clientY-rect.top)/rect.height*100))};pointerDot.style.left=pointerPosition.x+'%';pointerDot.style.top=pointerPosition.y+'%';document.querySelector('#pointerCoordinates').textContent='x '+Math.round(pointerPosition.x)+' · y '+Math.round(pointerPosition.y);samplePointer(type,pressure);}pointerPad.addEventListener('pointerdown',event=>{activePointers.set(event.pointerId,event.pointerType);pointerPad.setPointerCapture(event.pointerId);movePointer(event.clientX,event.clientY,event.pointerType,event.pressure);describePointers();});pointerPad.addEventListener('pointermove',event=>movePointer(event.clientX,event.clientY,event.pointerType,event.pressure));pointerPad.addEventListener('pointerup',event=>{activePointers.delete(event.pointerId);describePointers();});pointerPad.addEventListener('keydown',event=>{if(!['ArrowLeft','ArrowRight','ArrowUp','ArrowDown'].includes(event.key))return;event.preventDefault();const rect=pointerPad.getBoundingClientRect();const x=rect.left+rect.width*(pointerPosition.x+(event.key==='ArrowRight'?4:event.key==='ArrowLeft'?-4:0))/100;const y=rect.top+rect.height*(pointerPosition.y+(event.key==='ArrowDown'?4:event.key==='ArrowUp'?-4:0))/100;movePointer(x,y);});document.querySelector('#pointerTrailLength').addEventListener('input',event=>{event.currentTarget.nextElementSibling.textContent=event.currentTarget.value;});document.querySelector('#pointerClear').addEventListener('click',()=>{pointerSamples.length=0;document.querySelector('#pointerSamples').replaceChildren();announce('指针轨迹已清空');});describePointers();
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"browser-media-device-pointer-profile","selector":"[data-core-bridge=\"browser-media-device-pointer-profile\"]","mode":"range","key":"ArrowRight"};const workflowBridgeCore=document.querySelector('#workflowCore');const workflowBridgeControl=workflowBridgeCore.querySelector(workflowBridgeSpec.selector);if(!workflowBridgeControl)throw new Error('Missing core bridge: '+workflowBridgeSpec.name);const workflowBridgeControlledId=workflowBridgeControl.getAttribute('aria-controls');const workflowBridgeControlled=workflowBridgeControlledId?document.getElementById(workflowBridgeControlledId):null;workflowBridgeCore.dataset.workflowBridge=workflowBridgeSpec.name;workflowBridgeCore.dataset.workflowVersion='0';function workflowBridgeSerialize(){const visualNode=workflowBridgeCore.firstElementChild||workflowBridgeCore;const visual=getComputedStyle(visualNode);const outputs=[...workflowBridgeCore.querySelectorAll('output,[role="status"],[aria-live],meter,progress')].map(node=>node.textContent.trim()+'|'+node.getAttribute('aria-valuenow')+'|'+node.getAttribute('value'));const canvas=[...workflowBridgeCore.querySelectorAll('canvas')].map(node=>{try{return node.toDataURL().slice(-160);}catch{return 'canvas-unavailable';}});return JSON.stringify({html:workflowBridgeCore.innerHTML,status:statusOutput.textContent,outputs,canvas,visual:[visual.display,visual.visibility,visual.opacity,visual.transform,visual.filter,visual.backgroundColor,visual.width,visual.height],scroll:workflowBridgeSpec.mode==='scroll'?workflowBridgeControl.scrollTop:null});}let workflowBridgeLastEffect=workflowBridgeSerialize();function workflowBridgeSummary(){const label=(workflowBridgeControl.getAttribute('aria-label')||workflowBridgeControl.textContent||workflowBridgeControl.value||workflowBridgeSpec.name).trim().replace(/\s+/g,' ').slice(0,72);return label+' · 核心版本 '+workflowBridgeCore.dataset.workflowVersion;}function workflowBridgeCommit(){const effect=workflowBridgeSerialize();if(effect===workflowBridgeLastEffect)return {changed:false,summary:workflowBridgeSummary()};workflowBridgeLastEffect=effect;workflowBridgeCore.dataset.workflowVersion=String(Number(workflowBridgeCore.dataset.workflowVersion||0)+1);return {changed:true,summary:workflowBridgeSummary()};}function workflowBridgeScheduleCommit(){queueMicrotask(workflowBridgeCommit);setTimeout(workflowBridgeCommit,0);}workflowBridgeControl.addEventListener("input",workflowBridgeScheduleCommit);workflowBridgeControl.addEventListener('change',workflowBridgeScheduleCommit);const workflowBridgeStateTargets=new Set(workflowBridgeCore.querySelectorAll('dialog'));if(workflowBridgeControlled&&workflowBridgeCore.contains(workflowBridgeControlled))workflowBridgeStateTargets.add(workflowBridgeControlled);workflowBridgeStateTargets.forEach(target=>['close','cancel','toggle'].forEach(eventName=>target.addEventListener(eventName,workflowBridgeScheduleCommit)));function workflowBridgeActivate(){workflowBridgeControl.focus();const step=Number(workflowBridgeControl.step)||1;const min=workflowBridgeControl.min===''?-Infinity:Number(workflowBridgeControl.min);const max=workflowBridgeControl.max===''?Infinity:Number(workflowBridgeControl.max);let next=Math.min(max,Math.max(min,(Number(workflowBridgeControl.value)||0)+step));if(next===Number(workflowBridgeControl.value))next=Math.max(min,Number(workflowBridgeControl.value)-step);workflowBridgeControl.value=String(next);workflowBridgeControl.dispatchEvent(new Event('input',{bubbles:true}));workflowBridgeControl.dispatchEvent(new Event('change',{bubbles:true}));const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowDispatchCore=document.querySelector('#workflowCore');const workflowDispatchForm=document.querySelector('#workflowDispatchForm');const workflowDispatchSelect=document.querySelector('#workflowDispatchActive');const workflowDispatchJobs=new Map([["1",{"label":"屏幕能力","amount":12,"priority":"normal","touches":0}],["2",{"label":"输入能力","amount":21,"priority":"urgent","touches":0}]]);let workflowDispatchSerial=workflowDispatchJobs.size;function workflowDispatchDrive(job,activate=false){workflowDispatchCore.dataset.dispatchPriority=job.priority;workflowDispatchCore.style.setProperty('--dispatch-load',Math.min(.95,.16+job.amount/120));const bridge=activate?workflowBridgeActivate():{changed:false,summary:workflowBridgeSummary()};document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' 项 · '+bridge.summary;announce('设备检查当前任务：'+job.label);}function workflowDispatchRender(activeId,activate=false){workflowDispatchSelect.replaceChildren(...[...workflowDispatchJobs].map(([id,job])=>{const option=document.createElement('option');option.value=id;option.textContent=job.label+(job.priority==='urgent'?' · 紧急':'');return option;}));workflowDispatchSelect.value=activeId;workflowDispatchDrive(workflowDispatchJobs.get(activeId),activate);}workflowDispatchForm.addEventListener('submit',event=>{event.preventDefault();const data=new FormData(workflowDispatchForm);const id=String(++workflowDispatchSerial);workflowDispatchJobs.set(id,{label:document.querySelector('#workflowDispatchKind').value,amount:Math.max(1,Number(document.querySelector('#workflowDispatchAmount').value)||1),priority:data.get('workflowPriority'),touches:0});workflowDispatchRender(id,true);});workflowDispatchSelect.addEventListener('change',()=>workflowDispatchDrive(workflowDispatchJobs.get(workflowDispatchSelect.value),true));workflowDispatchCore.addEventListener('focusin',()=>{const job=workflowDispatchJobs.get(workflowDispatchSelect.value);if(!job)return;job.touches+=1;document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' 项 · '+workflowBridgeSummary();});workflowDispatchRender('1',false);
workflowBridgeReset();
</script>
</body>
</html>