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Ray nuc505ds13y: viewers 7ae9c86 26d ago
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<div class=bar><span class=h>PCB footprint</span><span class=sp></span><button class="lyrtog on" data-lyr="copper"><span class="d" style="background:#e35d5d"></span>Copper</button><button class="lyrtog on" data-lyr="silk"><span class="d" style="background:#e6edf3"></span>Silkscreen</button><button class="lyrtog" data-lyr="fab"><span class="d" style="background:#8b949e"></span>Fab</button><button class="lyrtog" data-lyr="courtyard"><span class="d" style="background:#bc8cff"></span>Courtyard</button></div>
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var byNum={}; PINS.forEach(function(p){byNum[String(p.number)]=p;});
var stage=document.getElementById('stage'), svg=stage.querySelector('svg'), tip=document.getElementById('tip');
// ---- pan/zoom ----
var vb=(svg.getAttribute('viewBox')||'0 0 100 100').split(/\s+/).map(Number), base=vb.slice();
function setVB(){svg.setAttribute('viewBox',vb.join(' '));}
stage.addEventListener('wheel',function(e){e.preventDefault();var r=stage.getBoundingClientRect();var mx=(e.clientX-r.left)/r.width,my=(e.clientY-r.top)/r.height;var f=e.deltaY<0?0.88:1.14;var nw=vb[2]*f,nh=vb[3]*f;vb[0]+=(vb[2]-nw)*mx;vb[1]+=(vb[3]-nh)*my;vb[2]=nw;vb[3]=nh;setVB();},{passive:false});
var pan=null;
stage.addEventListener('pointerdown',function(e){pan={x:e.clientX,y:e.clientY};stage.classList.add('drag');stage.setPointerCapture(e.pointerId);});
stage.addEventListener('pointermove',function(e){if(!pan)return;var r=stage.getBoundingClientRect();vb[0]-=(e.clientX-pan.x)/r.width*vb[2];vb[1]-=(e.clientY-pan.y)/r.height*vb[3];pan={x:e.clientX,y:e.clientY};setVB();});
function endPan(){pan=null;stage.classList.remove('drag');}
stage.addEventListener('pointerup',endPan);stage.addEventListener('pointerleave',endPan);
stage.addEventListener('dblclick',function(){vb=base.slice();setVB();});
// ---- cross-highlight bus ----
function els(n){return [].slice.call(document.querySelectorAll('[data-num="'+n+'"]'));}
function clearHi(){[].slice.call(document.querySelectorAll('.hi')).forEach(function(e){e.classList.remove('hi');});}
function hi(n){els(n).forEach(function(e){e.classList.add('hi');});}
function post(n){try{parent.postMessage({type:'lbr-hover',pin:n===null?null:String(n),mpn:MPN},'*');}catch(_){}}
function showTip(n,x,y){var p=byNum[String(n)];if(!p)return;tip.innerHTML='<span class=tn></span><div class=tt></div><div class=td></div>';tip.querySelector('.tn').textContent=n+'  '+(p.name||'');tip.querySelector('.tt').textContent=p.type||'';var d=p.desc||'';if(d)tip.querySelector('.td').textContent=d;else tip.querySelector('.td').style.display='none';tip.style.display='block';tip.style.left=(x+14)+'px';tip.style.top=(y+12)+'px';}
[].slice.call(document.querySelectorAll('.pingroup,.pad')).forEach(function(g){
  var n=g.getAttribute('data-num');
  g.addEventListener('mouseenter',function(e){clearHi();hi(n);post(n);showTip(n,e.clientX,e.clientY);});
  g.addEventListener('mousemove',function(e){tip.style.left=(e.clientX+14)+'px';tip.style.top=(e.clientY+12)+'px';});
  g.addEventListener('mouseleave',function(){clearHi();post(null);tip.style.display='none';});
});
window.addEventListener('message',function(e){var d=e.data||{};if(d.type!=='lbr-hover')return;clearHi();if(d.pin!=null)hi(d.pin);});
// ---- footprint layer toggles ----
[].slice.call(document.querySelectorAll('.lyrtog')).forEach(function(b){
  function apply(on){[].slice.call(document.querySelectorAll('.ly-'+b.getAttribute('data-lyr'))).forEach(function(el){el.classList.toggle('lyr-off',!on);});}
  apply(b.classList.contains('on'));
  b.addEventListener('click',function(){apply(b.classList.toggle('on'));});
});
// ---- auto-grow the host readme iframe ----
function ph(){var h=Math.max(360,Math.min(16000,document.body.scrollHeight||420));parent.postMessage({type:'readme-height',height:h},'*');}
window.addEventListener('load',ph);setTimeout(ph,300);
</script>
</body></html>