Air Quality Scatter Plot
Complete the scatter plot for the air-quality scenario: include real content, interactive controls, clear status feedback, and responsive layout across screen sizes.
With JavaScript enabled, you can edit, run, and save this example. The fixed source is as follows:
<!doctype html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Air Quality Scatter Plot</title>
<style>
:root { --ink:#17241d; --paper:#f3f0e7; --accent:#af4f45; --secondary:#9eb49f; --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:Optima,"Songti SC",serif; background:radial-gradient(ellipse at top left,color-mix(in srgb,var(--secondary) 32%,transparent),transparent 42%),radial-gradient(ellipse at bottom right,color-mix(in srgb,var(--accent) 18%,transparent),transparent 45%),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; } }
.page{width:min(1100px,calc(100% - 34px));margin:auto;padding:68px 0}.mast{display:grid;grid-template-columns:1fr auto;align-items:center;gap:40px;margin:0 4vw 36px}.mast h1{font-family:Optima,"Songti SC",serif;font-weight:700;font-size:clamp(40px,8vw,86px);letter-spacing:-.025em;margin:0;line-height:1.02}.eyebrow{display:block;margin-bottom:12px;color:var(--accent);font-size:12px;letter-spacing:.2em}.intro{max-width:60ch;line-height:1.9}.scenario{display:grid;width:108px;height:108px;place-items:center;padding:12px;border:1px solid var(--line);border-radius:50%;text-align:center}.demo{border-radius:72px 18px 72px 18px;box-shadow:0 28px 80px color-mix(in srgb,var(--ink) 14%,transparent);position:relative;min-height:430px;overflow:hidden;padding:clamp(28px,5vw,58px);background:color-mix(in srgb,var(--paper) 84%,transparent)}@media(max-width:700px){.page{width:calc(100% - 18px);padding:24px 0}.mast{grid-template-columns:1fr;margin-inline:12px}.scenario{width:auto;height:auto;border-radius:999px}.demo{padding:18px}}
.panel{padding:30px;border:0;border-radius:42px 12px;background:color-mix(in srgb,var(--secondary) 18%,var(--paper))}.row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.stack{display:flex;flex-direction:column;gap:20px}.action{min-height:48px;padding:12px 22px;border:0;border-radius:50% 50% 18px 18px;background:color-mix(in srgb,var(--secondary) 42%,transparent);font-weight:800}.action.primary,.action.is-active{color:var(--paper);background:var(--accent)}.muted{color:color-mix(in srgb,var(--ink) 64%,transparent);line-height:1.7}.status{min-height:25px;margin-top:16px;color:var(--accent)}.metric{font-size:clamp(32px,7vw,66px);font-weight:800}.meter{height:11px;border-radius:50%;background:color-mix(in srgb,var(--ink) 10%,transparent)}.meter>i{display:block;height:100%;border-radius:inherit;background:var(--accent)}.chip{padding:8px 12px;border-radius:50%;background:var(--paper)}
.composition-index{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px}.index-mark{display:grid;align-content:space-between;width:76px;padding:16px 10px;border:1px solid var(--line);color:var(--accent);background:color-mix(in srgb,var(--paper) 82%,transparent);text-align:center}.index-mark strong{font:900 34px/1 ui-monospace,monospace}.index-mark span{writing-mode:vertical-rl;font:800 10px/1.2 ui-monospace,monospace;letter-spacing:.18em}.composition-index .demo{grid-column:1;grid-row:1}.composition-index::before{content:"";position:absolute;left:-12px;top:38px;width:5px;height:45%;background:linear-gradient(var(--accent),var(--secondary))}@media(max-width:700px){.composition-index{grid-template-columns:1fr}.index-mark{grid-row:1;width:auto;grid-template-columns:auto 1fr}.index-mark span{writing-mode:horizontal-tb}.composition-index .demo{grid-row:2}}
.canvas-shell{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(230px,.6fr);gap:16px}.canvas-shell canvas{width:100%;height:440px;border:1px solid var(--line);border-radius:18px;background:var(--ink)}.canvas-tools{display:grid;align-content:center;gap:16px}.canvas-tools label{display:grid;gap:8px;font-weight:800}@media(max-width:900px){.canvas-shell{grid-template-columns:1fr}.canvas-shell canvas{height:300px}}.drawing-pattern{display:grid;gap:14px}.scatter-controller{display:grid;grid-template-columns:1fr 180px 180px auto minmax(180px,.5fr);gap:14px;align-items:end;padding:18px;border-left:12px solid var(--accent);background:var(--paper)}.scatter-controller h3{margin:.2em 0}.scatter-controller label{display:grid;grid-template-columns:1fr auto;gap:6px}.scatter-controller label select,.scatter-controller label input{grid-column:1/-1}.scatter-controller dl{display:flex;gap:14px;margin:0}.scatter-controller dl div{display:grid}.scatter-controller dd{margin:0;font-weight:900}@media(max-width:900px){.scatter-controller{grid-template-columns:1fr 1fr}.scatter-controller header,.scatter-controller dl{grid-column:1/-1}}.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="organic" data-composition="field-index">
<main class="page">
<header class="mast"><div><span class="eyebrow">organic / scatter plot / INTERMEDIATE</span><h1>Air Quality Scatter Plot</h1><p class="intro">Complete the scatter plot for the air-quality scenario: include real content, interactive controls, clear status feedback, and responsive layout across screen sizes.</p></div><span class="scenario">Air Quality</span></header>
<div class="composition-index"><section class="demo" aria-label="Air Quality Scatter Plot Interaction Area"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Air Quality DISPATCH</span><h2>Air Station Control Desk</h2><form id="workflowDispatchForm"><label>Task Type<select id="workflowDispatchKind"><option>Roadside Station</option><option>Park Station</option><option>Community Station</option></select></label><label>AQI threshold<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="33"><span>AQI</span></label><fieldset><legend>Processing priority</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Regular</label><label><input type="radio" name="workflowPriority" value="urgent">Urgent</label></fieldset><button class="action primary" type="submit">Start monitoring</button></form><label>Current task<select id="workflowDispatchActive" aria-label="Switch current task"><option value="1">Roadside Station</option><option value="2">Park Station</option></select></label><output id="workflowDispatchSummary">Waiting for Dispatch</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:drawing-data-viz-scatter-plot --><div class="drawing-pattern drawing-pattern-5"><div class="canvas-shell"><canvas id="artboard" width="900" height="440" aria-label="Scatter Plot Canvas" aria-describedby="canvasDescription"></canvas><div class="canvas-tools panel"><span class="eyebrow">CANVAS MODE 6</span><h2>Scatter Plot</h2><label>Complexity <input id="canvasAmount" type="range" min="4" max="28" value="25"></label><button id="redrawCanvas" class="action primary" type="button">Redraw</button><p id="canvasDescription" class="muted">A dark canvas draws a scatter plot using two high-contrast colors, and a complexity slider determines the number of shapes; the entire scene is generated locally in the browser.</p></div></div><section class="drawing-controller scatter-controller"><header><span class="eyebrow">CLUSTER LAB</span><h3>Air quality scatter clustering</h3></header><label>Clustering Algorithm<select id="scatterClusterMode"><option value="density">Density grouping</option><option value="distance">distance grouping</option><option value="manual">Manual grouping</option></select></label><label>Jitter amplitude<input id="scatterJitter" type="range" min="0" max="30" value="12" data-core-bridge="drawing-data-viz-scatter-plot"><output id="scatterJitterValue">12</output></label><button id="scatterResample" class="action" type="button">Resample</button><dl><div><dt>Sample Batch</dt><dd id="scatterBatch">1</dd></div><div><dt>Number of clusters</dt><dd id="scatterClusters">3</dd></div></dl></section></div><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section><aside class="index-mark" aria-hidden="true"><strong>05</strong><span>Air Quality FIELD INDEX</span></aside></div>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:drawing-data-viz-scatter-plot */
const canvas = document.querySelector('#artboard'); const context = canvas.getContext('2d'); const amount = document.querySelector('#canvasAmount'); let drawSeed = 1046044980;
function random(){ drawSeed = (drawSeed * 1664525 + 1013904223) >>> 0; return drawSeed / 4294967296; }
function drawCanvas(){ const rect = canvas.getBoundingClientRect(); const ratio = Math.min(2,window.devicePixelRatio || 1); canvas.width = Math.max(320,Math.round(rect.width * ratio)); canvas.height = Math.max(240,Math.round(rect.height * ratio)); context.setTransform(ratio,0,0,ratio,0,0); const width = rect.width; const height = rect.height; context.clearRect(0,0,width,height); context.fillStyle = '#17241d'; context.fillRect(0,0,width,height); const drawingFactor=Number(canvas.dataset.drawingFactor||1); const count=Math.max(1,Math.round(Number(amount.value)*drawingFactor)); drawSeed += 1+Number(canvas.dataset.drawingShift||0); context.globalCompositeOperation=canvas.dataset.drawingBlend||'source-over';
for(let index=0; index<count; index+=1){ const x=random()*width; const y=random()*height; const size=(10+random()*70)*Math.max(.45,drawingFactor); context.beginPath(); context.strokeStyle=index%2?'#af4f45':'#9eb49f'; context.fillStyle=context.strokeStyle+'88'; context.lineWidth=(2+random()*4)*Math.max(.6,drawingFactor);
context.arc(x,y,3+random()*7,0,Math.PI*2); context.fill();
} context.globalCompositeOperation='source-over'; announce('Canvas generated ' + count + ' graphic elements'); }
document.querySelector('#redrawCanvas').addEventListener('click',drawCanvas); amount.addEventListener('input',drawCanvas); addEventListener('resize',drawCanvas,{passive:true}); drawCanvas();
const scatterMode=document.querySelector('#scatterClusterMode');const scatterJitter=document.querySelector('#scatterJitter');const scatterModel=new Map([['batch',1],['clusters',3],['jitter',12]]);function renderScatterModel(){scatterModel.set('jitter',Number(scatterJitter.value));scatterModel.set('clusters',{density:3,distance:4,manual:2}[scatterMode.value]);document.querySelector('#scatterJitterValue').textContent=scatterModel.get('jitter');document.querySelector('#scatterBatch').textContent=scatterModel.get('batch');document.querySelector('#scatterClusters').textContent=scatterModel.get('clusters');canvas.dataset.drawingFactor=String(.65+scatterModel.get('clusters')*.15);canvas.dataset.drawingShift=String(scatterModel.get('batch')*19+scatterModel.get('jitter'));drawCanvas();}scatterMode.addEventListener('change',renderScatterModel);scatterJitter.addEventListener('input',renderScatterModel);document.querySelector('#scatterResample').addEventListener('click',()=>{scatterModel.set('batch',scatterModel.get('batch')+1);renderScatterModel();announce('Scatter samples have been re-collected and clustered');});renderScatterModel();
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"drawing-data-viz-scatter-plot","selector":"[data-core-bridge=\"drawing-data-viz-scatter-plot\"]","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+' · Core Version '+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":"Roadside Station","amount":12,"priority":"normal","touches":0}],["2",{"label":"Park Station","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+' AQI · '+bridge.summary;announce('Current tasks at the air quality station:'+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'?' · Urgent':'');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+' AQI · '+workflowBridgeSummary();});workflowDispatchRender('1',false);
workflowBridgeReset();
</script>
</body>
</html>