component
0402B471J500CT
Public Unreviewedby AravK
Walsin Technology Corporation · Multilayer Ceramic Capacitor (MLCC) · General Purpose
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>0402B471J500CT</title>
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
background: #0d1117;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
overflow: hidden;
height: 100vh;
display: flex;
flex-direction: column;
color: #e6edf3;
}
.toolbar {
display: flex;
align-items: center;
gap: 6px;
padding: 8px 14px;
background: #161b22;
border-bottom: 1px solid #21262d;
flex-shrink: 0;
font-size: 13px;
}
.toolbar .title {
font-weight: 600;
color: #00b8b0;
font-size: 15px;
letter-spacing: 0.02em;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
min-width: 0;
}
.toolbar .badge {
font-size: 10px;
padding: 2px 6px;
border-radius: 4px;
background: rgba(0, 184, 176, 0.12);
color: #00b8b0;
border: 1px solid rgba(0, 184, 176, 0.25);
margin-left: 6px;
}
.toolbar .spacer { flex: 1; }
.toolbar .sep {
width: 1px;
height: 22px;
background: #21262d;
margin: 0 4px;
flex-shrink: 0;
}
.toolbar .btn-group {
display: flex;
align-items: center;
gap: 2px;
flex-shrink: 0;
}
.toolbar button {
background: rgba(0, 184, 176, 0.12);
border: 1px solid rgba(0, 184, 176, 0.25);
border-radius: 4px;
padding: 4px 10px;
cursor: pointer;
font-size: 12px;
color: #8b949e;
transition: all 0.15s;
}
.toolbar button:hover { background: rgba(0,184,176,0.18); color: #e6edf3; border-color: rgba(0,184,176,0.4); }
.toolbar button:active { background: rgba(0,184,176,0.28); }
.toolbar button.active { background: rgba(0,184,176,0.2); color: #00b8b0; border-color: rgba(0,184,176,0.4); }
.toolbar .zoom-level {
font-size: 11px;
color: #8b949e;
min-width: 44px;
text-align: center;
font-variant-numeric: tabular-nums;
}
.canvas-wrap {
flex: 1;
overflow: hidden;
position: relative;
cursor: grab;
background-color: #0d1117;
background-image:
linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
background-size: 20px 20px;
}
.canvas-wrap.dragging { cursor: grabbing; }
.canvas-wrap.no-grid { background-image: none; }
.canvas {
position: absolute;
transform-origin: 0 0;
}
.canvas svg { display: block; }
.tooltip {
display: none;
position: fixed;
background: #21262d;
backdrop-filter: blur(12px);
color: #e6edf3;
padding: 10px 14px;
border-radius: 8px;
border: 1px solid rgba(0, 184, 176, 0.25);
font-size: 12px;
line-height: 1.6;
pointer-events: none;
z-index: 100;
max-width: 280px;
box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.tooltip.visible { display: block; }
.tooltip .tt-pad { font-weight: 700; font-size: 15px; color: #00e6dc; }
.tooltip .tt-signal { color: #f0c040; font-size: 13px; margin-left: 6px; font-weight: 600; }
.tooltip .tt-dims {
display: inline-block;
margin-top: 4px;
padding: 2px 8px;
border-radius: 4px;
font-size: 11px;
font-weight: 500;
background: rgba(200,52,52,0.15);
color: #C83434;
border: 1px solid rgba(200,52,52,0.3);
}
.tooltip .tt-desc {
margin-top: 6px;
padding-top: 6px;
border-top: 1px solid #21262d;
color: #8b949e;
font-size: 11px;
line-height: 1.5;
}
.tooltip.sticky {
pointer-events: auto;
user-select: text;
border-color: #00e6dc;
}
.tooltip .tt-hint {
margin-top: 6px;
font-size: 9px;
color: #484f58;
text-align: center;
}
.tooltip .tt-source {
margin-top: 6px;
padding-top: 4px;
border-top: 1px solid #21262d;
font-size: 9px;
}
.tooltip .tt-source-label { color: #8C6BF7; }
.tooltip .tt-source a { color: #58a6ff; text-decoration: none; }
.tooltip .tt-source a:hover { text-decoration: underline; }
.edit-btn {
position: absolute; top: 10px; right: 10px; z-index: 100;
display: flex; align-items: center; gap: 6px;
padding: 5px 10px;
background: rgba(22,27,34,0.75);
backdrop-filter: blur(8px);
border: 1px solid rgba(140,107,247,0.2);
border-radius: 6px;
color: #8b949e; font-size: 11px;
cursor: pointer; text-decoration: none;
transition: all 0.2s; opacity: 0.7;
}
.edit-btn:hover {
opacity: 1;
background: rgba(140,107,247,0.12);
border-color: rgba(140,107,247,0.4);
color: #C5B3FF;
}
.edit-btn svg { width: 12px; height: 12px; }
/* Regen prompt modal */
.regen-overlay {
display: none;
position: fixed; inset: 0;
background: rgba(0,0,0,0.6);
z-index: 2000;
align-items: center; justify-content: center;
}
.regen-overlay.visible { display: flex; }
.regen-modal {
background: #161b22;
border: 1px solid #21262d;
border-radius: 10px;
padding: 20px 24px;
max-width: 520px;
width: 90%;
box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.regen-modal h3 {
margin: 0 0 12px;
font-size: 14px;
font-weight: 600;
color: #00b8b0;
}
.regen-modal .prompt-text {
background: undefined;
border: 1px solid #21262d;
border-radius: 6px;
padding: 12px 14px;
font-size: 13px;
line-height: 1.5;
color: undefined;
white-space: pre-wrap;
word-break: break-word;
user-select: all;
}
.regen-modal .modal-footer {
display: flex;
align-items: center;
justify-content: space-between;
margin-top: 14px;
}
.regen-modal .copy-status {
font-size: 11px;
color: #484f58;
}
.regen-modal .copy-status.copied { color: #00b8b0; }
.regen-modal .modal-btns { display: flex; gap: 8px; }
.regen-modal .modal-btns button {
padding: 6px 14px;
border-radius: 6px;
border: 1px solid #21262d;
background: #161b22;
color: #8b949e;
font-size: 12px;
cursor: pointer;
}
.regen-modal .modal-btns button:hover { background: rgba(255,255,255,0.06); }
.regen-modal .modal-btns .copy-btn {
background: rgba(0,184,176,0.12);
border-color: rgba(0,184,176,0.3);
color: #00b8b0;
}
.regen-modal .modal-btns .copy-btn:hover { background: rgba(0,184,176,0.22); }
/* Pad highlight */
.pad-highlight {
stroke: #00b8b0 !important;
stroke-width: 0.15 !important;
fill-opacity: 0.6 !important;
}
.bottom-panel {
background: #161b22;
border-top: 1px solid #21262d;
flex-shrink: 0;
}
.info-row {
display: flex;
align-items: baseline;
flex-wrap: wrap;
gap: 1px 0;
padding: 5px 8px;
font-size: 10px;
}
.info-item {
display: inline-flex;
align-items: baseline;
gap: 5px;
padding: 1px 0;
margin-right: 8px;
}
.info-item::after {
content: '';
display: inline-block;
width: 1px;
height: 10px;
background: #21262d;
margin-left: 8px;
vertical-align: middle;
}
.info-item:last-child::after { display: none; }
.info-item:last-child { margin-right: 0; }
.info-label {
color: #484f58;
text-transform: uppercase;
letter-spacing: 0.04em;
font-size: 9px;
}
.info-value { color: #8b949e; }
.info-value a { color: #00b8b0; text-decoration: none; }
.info-value a:hover { text-decoration: underline; }
.info-divider {
height: 1px;
background: #21262d;
margin: 0 8px;
}
.coord-row {
display: flex;
align-items: center;
justify-content: space-between;
padding: 4px 8px;
font-size: 10px;
color: #8b949e;
font-variant-numeric: tabular-nums;
}
</style>
</head>
<body>
<div class="toolbar">
<span class="title">0402B471J500CT</span>
<span class="badge">Footprint</span>
<span class="badge" style="background:rgba(248,81,73,0.15);color:#f85149;border-color:rgba(248,81,73,0.3);">Local Render</span>
<div class="spacer"></div>
<div class="btn-group">
<button onclick="zoomOut()">−</button>
<span class="zoom-level" id="zoom-level">100%</span>
<button onclick="zoomIn()">+</button>
</div>
<div class="sep"></div>
<button onclick="zoomFit()">Fit</button>
<button onclick="zoomReset()">1:1</button>
<button onclick="toggleGrid()" id="grid-btn" class="active">Grid</button>
<button onclick="toggleSolder()" id="solder-btn" class="active" title="250µm solder jet blobs for Adom InstaPCB paste jetting. Adom uses this placement data for its jetting sequence. Blob count, position, and size (250–600µm) are adjustable. Placement accuracy: ±50µm.">Solder</button>
<button onclick="toggleLabels()" id="labels-btn">Labels</button>
<div class="sep"></div>
<button onclick="showRegenPrompt()" id="regen-btn" title="Show regeneration prompt to paste into Claude Code">Regen</button>
</div>
<div class="regen-overlay" id="regen-overlay" onclick="if(event.target===this)closeRegenPrompt()">
<div class="regen-modal">
<h3>Regeneration Prompt</h3>
<div class="prompt-text" id="regen-prompt-text"></div>
<div class="modal-footer">
<span class="copy-status" id="regen-copy-status">Copied to clipboard</span>
<div class="modal-btns">
<button onclick="closeRegenPrompt()">Close</button>
<button class="copy-btn" onclick="copyRegenText()">Copy</button>
</div>
</div>
</div>
</div>
<div class="canvas-wrap" id="canvas-wrap">
<div class="canvas" id="canvas">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="-1.95 -1.55 3.9 3.1">
<rect x="-1.95" y="-1.55" width="3.9" height="3.1" fill="#0d1117"/>
<rect x="-0.95" y="-0.55" width="1.9" height="1.1" fill="none" stroke="#FF26E2" stroke-width="0.05" stroke-dasharray="0.2,0.1"/>
<rect x="-0.5" y="-0.25" width="1.0" height="0.5" fill="none" stroke="#6e7681" stroke-width="0.1"/>
<rect x="-0.62" y="-0.37" width="1.24" height="0.74" fill="none" stroke="#00cccc" stroke-width="0.12"/>
<line x1="-0.7" y1="-0.5" x2="-0.2" y2="-0.5" stroke="#00cccc" stroke-width="0.12"/>
<rect x="-0.8" y="-0.25" width="0.6" height="0.5" fill="#C83434" stroke="#ef5350" stroke-width="0.04"/>
<text x="-0.5" y="0.0" text-anchor="middle" dominant-baseline="central" font-size="0.225" fill="#fff" font-family="sans-serif">1</text>
<rect x="0.2" y="-0.25" width="0.6" height="0.5" fill="#C83434" stroke="#ef5350" stroke-width="0.04"/>
<text x="0.5" y="0.0" text-anchor="middle" dominant-baseline="central" font-size="0.225" fill="#fff" font-family="sans-serif">2</text>
<text x="1.65" y="1.25" text-anchor="end" font-size="0.250" fill="#484f58" font-family="sans-serif" font-style="italic">Local render — KiCad service unavailable</text>
</svg>
</div>
<a class="edit-btn" href="https://coder.john-service-wiki-a054078430ce38e4.containers.adom.inc/proxy/8785/wiki/components/0402b471j500ct/edit?field=content" target="_blank" title="Suggest corrections on Adom Wiki">
<svg viewBox="0 0 16 16" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round">
<path d="M11.5 1.5l3 3L5 14H2v-3L11.5 1.5z"/>
<path d="M9.5 3.5l3 3"/>
</svg>
Suggest edit
</a>
</div>
<div class="tooltip" id="tooltip"></div>
<div class="bottom-panel">
<div class="info-row">
<div class="info-item"><span class="info-label">Desc</span><span class="info-value">Walsin Technology Corporation · Multilayer Ceramic Capacitor (MLCC) · General Purpose</span></div><div class="info-item"><span class="info-label">Pads</span><span class="info-value">2</span></div><div class="info-item"><span class="info-label">Body</span><span class="info-value">1.0 × 0.5 mm</span></div><div class="info-item"><span class="info-label">Courtyard</span><span class="info-value">1.9 × 1.1 mm</span></div>
</div>
<div class="info-divider"></div>
<div class="coord-row">
<span id="cursor-pos">X: 0.00 Y: 0.00 mm</span>
</div>
</div>
<script>
const pads = [{"number": "1", "signal": "", "x": -0.5, "y": 0.0, "width": 0.6, "height": 0.5, "shape": "roundrect", "mountType": "smd", "rotation": 0, "desc": ""}, {"number": "2", "signal": "", "x": 0.5, "y": 0.0, "width": 0.6, "height": 0.5, "shape": "roundrect", "mountType": "smd", "rotation": 0, "desc": ""}];
const svgW = 3.9;
const svgH = 3.1;
const svgVbX = -1.95;
const svgVbY = -1.55;
const offsetX = 1.95;
const offsetY = 1.55;
const datasheetUrl = "";
const _partName = "";
const _fpName = "0402B471J500CT";
const _kicadModPath = "/home/adom/project/project-content/schematics/footprints/0402B471J500CT/0402B471J500CT.kicad_mod";
const wrap = document.getElementById('canvas-wrap');
const canvas = document.getElementById('canvas');
const tooltip = document.getElementById('tooltip');
const zoomLabel = document.getElementById('zoom-level');
const cursorPos = document.getElementById('cursor-pos');
let scale = 1, panX = 0, panY = 0;
let isDragging = false;
let dragStartX, dragStartY, panStartX, panStartY;
let gridVisible = true;
const MM_TO_PX = 3.78;
const svgPxW = svgW * MM_TO_PX;
const svgPxH = svgH * MM_TO_PX;
const svgEl = canvas.querySelector('svg');
if (svgEl) {
svgEl.setAttribute('width', svgPxW + 'px');
svgEl.setAttribute('height', svgPxH + 'px');
}
function updateTransform() {
canvas.style.transform = 'translate(' + panX + 'px,' + panY + 'px) scale(' + scale + ')';
zoomLabel.textContent = Math.round(scale * 100) + '%';
}
function zoomFit() {
const ww = wrap.clientWidth, wh = wrap.clientHeight;
if (ww === 0 || wh === 0) return; // iframe not laid out yet — ResizeObserver will retry
const margin = 24;
// Use getBBox() to fit to visible content only (excludes hidden labels)
let fitW = svgPxW, fitH = svgPxH, fitX = 0, fitY = 0;
if (svgEl) {
try {
const bb = svgEl.getBBox();
if (bb.width > 0 && bb.height > 0) {
fitW = bb.width * MM_TO_PX;
fitH = bb.height * MM_TO_PX;
fitX = (bb.x - svgVbX) * MM_TO_PX;
fitY = (bb.y - svgVbY) * MM_TO_PX;
}
} catch {}
}
scale = Math.min((ww - margin * 2) / fitW, (wh - margin * 2) / fitH, 100);
panX = (ww - fitW * scale) / 2 - fitX * scale;
panY = (wh - fitH * scale) / 2 - fitY * scale;
updateTransform();
}
function zoomReset() {
scale = 1;
panX = (wrap.clientWidth - svgPxW) / 2;
panY = (wrap.clientHeight - svgPxH) / 2;
updateTransform();
}
function zoomIn() { zoomAt(wrap.clientWidth / 2, wrap.clientHeight / 2, 1.25); }
function zoomOut() { zoomAt(wrap.clientWidth / 2, wrap.clientHeight / 2, 0.8); }
function zoomAt(cx, cy, factor) {
const ns = Math.max(0.1, Math.min(scale * factor, 40));
const r = ns / scale;
panX = cx - (cx - panX) * r;
panY = cy - (cy - panY) * r;
scale = ns;
updateTransform();
}
function toggleGrid() {
gridVisible = !gridVisible;
wrap.classList.toggle('no-grid', !gridVisible);
document.getElementById('grid-btn').classList.toggle('active', gridVisible);
}
// ── Solder blob jetting layer ──
let solderVisible = true;
let solderGroup = null;
function setupSolderBlobs() {
if (!svgEl) return;
solderGroup = document.createElementNS('http://www.w3.org/2000/svg', 'g');
solderGroup.setAttribute('id', 'solder-layer');
solderGroup.style.display = '';
solderGroup.style.pointerEvents = 'none';
const BLOB_RADIUS = 0.125; // 250µm diameter / 2
const BLOB_SPACING = 0.25; // center-to-center (blobs touching — fills the pad)
pads.forEach(pad => {
if (pad.mountType !== 'smd') return;
const cx = pad.x + offsetX;
const cy = pad.y + offsetY;
const rot = (pad.rotation || 0) * Math.PI / 180;
// Each axis computed independently: if pad is wide enough, grid; otherwise single centered blob
const inset = BLOB_RADIUS; // blob edges align with pad edges — no overhang
const availW = pad.width - 2 * inset;
const availH = pad.height - 2 * inset;
// At minimum 1 blob per axis — even narrow pads get a centered row/column
const nCols = availW > 0 ? Math.max(1, Math.floor(availW / BLOB_SPACING) + 1) : 1;
const nRows = availH > 0 ? Math.max(1, Math.floor(availH / BLOB_SPACING) + 1) : 1;
const spanW = availW > 0 ? availW : 0;
const spanH = availH > 0 ? availH : 0;
const stepX = nCols > 1 ? spanW / (nCols - 1) : 0;
const stepY = nRows > 1 ? spanH / (nRows - 1) : 0;
const startX = -spanW / 2;
const startY = -spanH / 2;
const cosR = Math.cos(rot);
const sinR = Math.sin(rot);
for (let row = 0; row < nRows; row++) {
for (let col = 0; col < nCols; col++) {
const lx = startX + col * stepX;
const ly = startY + row * stepY;
const rx = lx * cosR - ly * sinR;
const ry = lx * sinR + ly * cosR;
const circle = document.createElementNS('http://www.w3.org/2000/svg', 'circle');
circle.setAttribute('cx', (cx + rx).toFixed(4));
circle.setAttribute('cy', (cy + ry).toFixed(4));
circle.setAttribute('r', BLOB_RADIUS.toFixed(4));
circle.setAttribute('fill', '#D4AA70');
circle.setAttribute('fill-opacity', '0.75');
circle.setAttribute('stroke', '#B8860B');
circle.setAttribute('stroke-width', '0.015');
solderGroup.appendChild(circle);
}
}
});
svgEl.appendChild(solderGroup);
}
function toggleSolder() {
solderVisible = !solderVisible;
if (solderGroup) solderGroup.style.display = solderVisible ? '' : 'none';
document.getElementById('solder-btn').classList.toggle('active', solderVisible);
}
// ── Label visibility toggle ──
let labelsVisible = false;
let labelGroups = [];
function setupLabelToggle() {
if (!svgEl) return;
// KiCad SVGs render labels as <g> containing <text> + <g class="stroked-text">
// Find all <text> elements and collect their parent <g> groups
svgEl.querySelectorAll('text').forEach(txt => {
const parent = txt.parentElement;
if (parent && parent.tagName === 'g' && !labelGroups.includes(parent)) {
labelGroups.push(parent);
parent.style.display = 'none'; // hidden by default
}
});
}
function toggleLabels() {
labelsVisible = !labelsVisible;
labelGroups.forEach(g => g.style.display = labelsVisible ? '' : 'none');
document.getElementById('labels-btn').classList.toggle('active', labelsVisible);
}
// ── Regen prompt modal ──
let _regenPrompt = '';
function buildRegenPrompt() {
const name = _partName || _fpName;
const folder = _kicadModPath.replace(/\/[^/]+$/, '');
return 'Regenerate the FpView for ' + name + '.\n\n'
+ 'Footprint: ' + _kicadModPath + '\n'
+ 'Metadata: ' + folder + '/\n\n'
+ 'Re-export the SVG via the KiCad service, regenerate the FpView HTML at the same path, '
+ 'and re-display it.';
}
function showRegenPrompt() {
_regenPrompt = buildRegenPrompt();
document.getElementById('regen-prompt-text').textContent = _regenPrompt;
document.getElementById('regen-overlay').classList.add('visible');
const status = document.getElementById('regen-copy-status');
navigator.clipboard.writeText(_regenPrompt).then(() => {
status.textContent = 'Copied to clipboard';
status.classList.add('copied');
}).catch(() => {
status.textContent = 'Click Copy to copy';
status.classList.remove('copied');
});
}
function closeRegenPrompt() {
document.getElementById('regen-overlay').classList.remove('visible');
}
function copyRegenText() {
navigator.clipboard.writeText(_regenPrompt).then(() => {
const status = document.getElementById('regen-copy-status');
status.textContent = 'Copied to clipboard';
status.classList.add('copied');
});
}
wrap.addEventListener('wheel', (e) => {
e.preventDefault();
const r = wrap.getBoundingClientRect();
zoomAt(e.clientX - r.left, e.clientY - r.top, e.deltaY < 0 ? 1.12 : 0.89);
}, { passive: false });
wrap.addEventListener('mousedown', (e) => {
if (e.button !== 0) return;
isDragging = true;
dragStartX = e.clientX; dragStartY = e.clientY;
panStartX = panX; panStartY = panY;
wrap.classList.add('dragging');
});
window.addEventListener('mousemove', (e) => {
const r = wrap.getBoundingClientRect();
// Convert screen coords to kicad_mod coords
const svgX = (e.clientX - r.left - panX) / scale / MM_TO_PX;
const svgY = (e.clientY - r.top - panY) / scale / MM_TO_PX;
const kicadX = svgX - offsetX;
const kicadY = svgY - offsetY;
cursorPos.innerHTML = 'X: ' + kicadX.toFixed(2) + ' Y: ' + kicadY.toFixed(2) + ' mm';
if (!isDragging) return;
panX = panStartX + (e.clientX - dragStartX);
panY = panStartY + (e.clientY - dragStartY);
updateTransform();
});
window.addEventListener('mouseup', () => { isDragging = false; wrap.classList.remove('dragging'); });
// ── Pad hit zones ──
let highlightedRects = [];
let stickyPad = null;
function setupPadHitZones() {
if (!svgEl) return;
pads.forEach(pad => {
const cx = pad.x + offsetX;
const cy = pad.y + offsetY;
const rx = cx - pad.width / 2;
const ry = cy - pad.height / 2;
const rect = document.createElementNS('http://www.w3.org/2000/svg', 'rect');
rect.setAttribute('x', rx);
rect.setAttribute('y', ry);
rect.setAttribute('width', pad.width);
rect.setAttribute('height', pad.height);
rect.setAttribute('fill', 'transparent');
rect.setAttribute('stroke', 'none');
rect.setAttribute('data-pad', pad.number);
rect.style.cursor = 'pointer';
rect.style.pointerEvents = 'all';
svgEl.appendChild(rect);
rect.addEventListener('mouseenter', (ev) => showPadTooltip(ev.clientX, ev.clientY, pad, rect));
rect.addEventListener('mousemove', (ev) => showPadTooltip(ev.clientX, ev.clientY, pad, rect));
rect.addEventListener('mouseleave', () => hidePadTooltip(rect));
rect.addEventListener('click', (ev) => { ev.stopPropagation(); handlePadClick(pad, rect); });
});
}
function buildTooltipHtml(pad) {
let html = '<div><span class="tt-pad">Pad ' + pad.number + '</span>';
if (pad.signal) html += '<span class="tt-signal">' + pad.signal + '</span>';
html += '</div>';
html += '<div><span class="tt-dims">' + pad.width.toFixed(3) + ' × ' + pad.height.toFixed(3) + ' mm · ' + pad.shape + ' · ' + pad.mountType + '</span></div>';
if (pad.desc) {
html += '<div class="tt-desc">' + pad.desc + '</div>';
}
if (datasheetUrl) {
html += '<div class="tt-source"><span class="tt-source-label">Source:</span> <a href="' + datasheetUrl + '" target="_blank">Datasheet</a></div>';
}
html += '<div class="tt-hint">click to pin · select text</div>';
return html;
}
function positionTooltip(x, y) {
// Render first to measure
tooltip.style.left = '0px';
tooltip.style.top = '0px';
const ttRect = tooltip.getBoundingClientRect();
const ttW = ttRect.width, ttH = ttRect.height;
const pad = 14;
let tx = x + 14, ty = y + 14;
if (tx + ttW > window.innerWidth - pad) tx = x - ttW - 14;
if (ty + ttH > window.innerHeight - pad) ty = y - ttH - 14;
tx = Math.max(pad, Math.min(tx, window.innerWidth - ttW - pad));
ty = Math.max(pad, Math.min(ty, window.innerHeight - ttH - pad));
tooltip.style.left = tx + 'px';
tooltip.style.top = ty + 'px';
}
function showPadTooltip(x, y, pad, rect) {
if (stickyPad !== null) return; // suppress hover while sticky
clearHighlight();
rect.setAttribute('stroke', '#00b8b1');
rect.setAttribute('stroke-width', '0.12');
rect.setAttribute('fill', 'rgba(0,184,177,0.2)');
highlightedRects.push(rect);
tooltip.innerHTML = buildTooltipHtml(pad);
tooltip.classList.add('visible');
tooltip.classList.remove('sticky');
positionTooltip(x, y);
}
function hidePadTooltip(rect) {
if (stickyPad !== null) return; // don't hide while sticky
tooltip.classList.remove('visible');
clearHighlight();
}
function handlePadClick(pad, rect) {
if (stickyPad === pad.number) {
// Unpin
stickyPad = null;
tooltip.classList.remove('sticky', 'visible');
clearHighlight();
} else {
// Pin this pad
stickyPad = pad.number;
clearHighlight();
rect.setAttribute('stroke', '#00b8b1');
rect.setAttribute('stroke-width', '0.12');
rect.setAttribute('fill', 'rgba(0,184,177,0.2)');
highlightedRects.push(rect);
tooltip.innerHTML = buildTooltipHtml(pad);
tooltip.classList.add('visible', 'sticky');
// Remove hint when sticky
const hint = tooltip.querySelector('.tt-hint');
if (hint) hint.style.display = 'none';
}
}
// Dismiss sticky tooltip on click outside
document.addEventListener('click', (e) => {
if (stickyPad !== null && !tooltip.contains(e.target)) {
stickyPad = null;
tooltip.classList.remove('sticky', 'visible');
clearHighlight();
}
});
function clearHighlight() {
highlightedRects.forEach(r => {
r.setAttribute('fill', 'transparent');
r.setAttribute('stroke', 'none');
});
highlightedRects = [];
}
wrap.addEventListener('mouseleave', () => {
if (stickyPad !== null) return;
tooltip.classList.remove('visible');
clearHighlight();
});
// Keyboard
window.addEventListener('keydown', (e) => {
if (e.key === 'Escape') closeRegenPrompt();
else if (e.key === 'f' || e.key === 'F') zoomFit();
else if (e.key === '1') zoomReset();
else if (e.key === '+' || e.key === '=') zoomIn();
else if (e.key === '-') zoomOut();
else if (e.key === 'g' || e.key === 'G') toggleGrid();
else if (e.key === 's' || e.key === 'S') toggleSolder();
else if (e.key === 'l' || e.key === 'L') toggleLabels();
});
// Screenshot capture via postMessage (parent viewer sends mgmt_capture_request)
window.addEventListener('message', (e) => {
if (e.data?.type === 'mgmt_capture_request' && svgEl) {
const xml = new XMLSerializer().serializeToString(svgEl);
parent.postMessage({
type: 'mgmt_canvas_capture',
_reqId: e.data._reqId,
svgXml: xml,
svgWidth: svgW,
svgHeight: svgH,
bgColor: 'undefined',
}, '*');
}
});
// Auto-fit on window/container resize
new ResizeObserver(() => zoomFit()).observe(wrap);
window.addEventListener('resize', () => requestAnimationFrame(zoomFit));
// Init — set up layers then fit. Use multiple retries because srcdoc iframes
// may not have layout dimensions during the first requestAnimationFrame.
let inited = false;
function init() {
if (inited) return;
setupLabelToggle();
setupSolderBlobs();
setupPadHitZones();
inited = true;
}
function initAndFit() {
init();
zoomFit();
}
requestAnimationFrame(initAndFit);
setTimeout(initAndFit, 100);
setTimeout(initAndFit, 500);
</script>
</body>
</html>