Implement untented vias for kicad

Also fix tracks sometimes overlapping via holes

Issue #416

Author: qu1ck

InteractiveHtmlBom/ecad/kicad.py

@@ -573,6 +573,7 @@ def parse_footprints(self):
         return footprints
 
     def parse_tracks(self, tracks):
+        tent_vias = self.board.GetTentVias()
         result = {pcbnew.F_Cu: [], pcbnew.B_Cu: []}
         for track in tracks:
             if track.GetClass() in ["VIA", "PCB_VIA"]:
@@ -582,6 +583,8 @@ def parse_tracks(self, tracks):
                     "width": track.GetWidth() * 1e-6,
                     "net": track.GetNetname(),
                 }
+                if not tent_vias:
+                    track_dict["drillsize"] = track.GetDrillValue() * 1e-6
                 for layer in [pcbnew.F_Cu, pcbnew.B_Cu]:
                     if track.IsOnLayer(layer):
                         result[layer].append(track_dict)

InteractiveHtmlBom/ecad/schema/genericjsonpcbdata_v1.schema

@@ -519,6 +519,7 @@
                         "start": { "$ref": "#/definitions/Coordinates" },
                         "end": { "$ref": "#/definitions/Coordinates" },
                         "width": { "type": "number" },
+                        "drillsize": { "type": "number" },
                         "net": { "type": "string" }
                     },
                     "required": [

InteractiveHtmlBom/web/render.js

@@ -417,21 +417,16 @@ function drawBgLayer(layername, canvas, layer, scalefactor, edgeColor, polygonCo
 function drawTracks(canvas, layer, defaultColor, highlight) {
   ctx = canvas.getContext("2d");
   ctx.lineCap = "round";
+
+  var hasHole = (track) => (
+    'drillsize' in track &&
+    track.start[0] == track.end[0] &&
+    track.start[1] == track.end[1]);
+
+  // First draw tracks and tented vias
   for (var track of pcbdata.tracks[layer]) {
     if (highlight && highlightedNet != track.net) continue;
-    if ('drillsize' in track && track.start[0] == track.end[0] && track.start[1] == track.end[1]) {
-      var style = getComputedStyle(topmostdiv);
-      ctx.strokeStyle = highlight ? defaultColor : settings.netColors[track.net] || defaultColor;
-      ctx.lineWidth = track.width;
-      ctx.beginPath();
-      ctx.moveTo(...track.start);
-      ctx.lineTo(...track.end);
-      ctx.stroke();
-      ctx.strokeStyle = style.getPropertyValue('--pad-hole-color');
-      ctx.lineWidth = track.drillsize;
-      ctx.lineTo(...track.end);
-      ctx.stroke();
-    } else {
+    if (!hasHole(track)) {
       ctx.strokeStyle = highlight ? defaultColor : settings.netColors[track.net] || defaultColor;
       ctx.lineWidth = track.width;
       ctx.beginPath();
@@ -448,6 +443,25 @@ function drawTracks(canvas, layer, defaultColor, highlight) {
       ctx.stroke();
     }
   }
+  // Second pass to draw untented vias
+  var style = getComputedStyle(topmostdiv);
+  var holeColor = style.getPropertyValue('--pad-hole-color')
+
+  for (var track of pcbdata.tracks[layer]) {
+    if (highlight && highlightedNet != track.net) continue;
+    if (hasHole(track)) {
+      ctx.strokeStyle = highlight ? defaultColor : settings.netColors[track.net] || defaultColor;
+      ctx.lineWidth = track.width;
+      ctx.beginPath();
+      ctx.moveTo(...track.start);
+      ctx.lineTo(...track.end);
+      ctx.stroke();
+      ctx.strokeStyle = holeColor;
+      ctx.lineWidth = track.drillsize;
+      ctx.lineTo(...track.end);
+      ctx.stroke();
+    }
+  }
 }
 
 function drawZones(canvas, layer, defaultColor, highlight) {