Use polylines to draw cable fanouts

netbox/dcim/svg/cables.py

@@ -1,6 +1,6 @@
 import svgwrite
 from svgwrite.container import Group, Hyperlink
-from svgwrite.shapes import Line, Rect
+from svgwrite.shapes import Line, Polyline, Rect
 from svgwrite.text import Text
 
 from django.conf import settings
@@ -16,7 +16,8 @@ __all__ = (
 OFFSET = 0.5
 PADDING = 10
 LINE_HEIGHT = 20
-FANOUT_HEIGHT = 25
+FANOUT_HEIGHT = 35
+FANOUT_LEG_HEIGHT = 15
 TERMINATION_WIDTH = 100
 
 
@@ -213,15 +214,25 @@ class CableTraceSVG:
         return nodes
 
     def draw_fanin(self, node, connector):
+        points = (
+            node.bottom_center,
+            (node.bottom_center[0], node.bottom_center[1] + FANOUT_LEG_HEIGHT),
+            connector.start,
+        )
         self.connectors.extend((
-            Line(start=node.bottom_center, end=connector.start, class_='cable-shadow'),
-            Line(start=node.bottom_center, end=connector.start, style=f'stroke: #{connector.color}'),
+            Polyline(points=points, class_='cable-shadow'),
+            Polyline(points=points, style=f'stroke: #{connector.color}'),
         ))
 
     def draw_fanout(self, node, connector):
+        points = (
+            connector.end,
+            (node.top_center[0], node.top_center[1] - FANOUT_LEG_HEIGHT),
+            node.top_center,
+        )
         self.connectors.extend((
-            Line(start=connector.end, end=node.top_center, class_='cable-shadow'),
-            Line(start=connector.end, end=node.top_center, style=f'stroke: #{connector.color}')
+            Polyline(points=points, class_='cable-shadow'),
+            Polyline(points=points, style=f'stroke: #{connector.color}'),
         ))
 
     def draw_cable(self, cable):

netbox/project-static/dist/cable_trace.css

@@ -1 +1 @@
-:root{--nbx-trace-color: #000;--nbx-trace-node-bg: #e9ecef;--nbx-trace-termination-bg: #f8f9fa;--nbx-trace-cable-shadow: #343a40;--nbx-trace-attachment: #ced4da}:root[data-netbox-color-mode=dark]{--nbx-trace-color: #fff;--nbx-trace-node-bg: #212529;--nbx-trace-termination-bg: #343a40;--nbx-trace-cable-shadow: #e9ecef;--nbx-trace-attachment: #6c757d}*{font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:.875rem}text{text-anchor:middle;dominant-baseline:middle}text:not([fill]){fill:var(--nbx-trace-color)}text.bold{font-weight:700}svg rect{fill:var(--nbx-trace-node-bg);stroke:#606060;stroke-width:1}svg rect .termination{fill:var(--nbx-trace-termination-bg)}svg .connector text{text-anchor:start}svg line{stroke-width:5px}svg line.cable-shadow{stroke:var(--nbx-trace-cable-shadow);stroke-width:7px}svg line.wireless-link{stroke:var(--nbx-trace-attachment);stroke-dasharray:4px 12px;stroke-linecap:round}svg line.attachment{stroke:var(--nbx-trace-attachment);stroke-dasharray:5px}
+:root{--nbx-trace-color: #000;--nbx-trace-node-bg: #e9ecef;--nbx-trace-termination-bg: #f8f9fa;--nbx-trace-cable-shadow: #343a40;--nbx-trace-attachment: #ced4da}:root[data-netbox-color-mode=dark]{--nbx-trace-color: #fff;--nbx-trace-node-bg: #212529;--nbx-trace-termination-bg: #343a40;--nbx-trace-cable-shadow: #e9ecef;--nbx-trace-attachment: #6c757d}*{font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:.875rem}text{text-anchor:middle;dominant-baseline:middle}text:not([fill]){fill:var(--nbx-trace-color)}text.bold{font-weight:700}svg rect{fill:var(--nbx-trace-node-bg);stroke:#606060;stroke-width:1}svg rect .termination{fill:var(--nbx-trace-termination-bg)}svg .connector text{text-anchor:start}svg line{stroke-width:5px}svg polyline{fill:none;stroke-width:5px}svg .cable-shadow{stroke:var(--nbx-trace-cable-shadow);stroke-width:7px}svg line.wireless-link{stroke:var(--nbx-trace-attachment);stroke-dasharray:4px 12px;stroke-linecap:round}svg line.attachment{stroke:var(--nbx-trace-attachment);stroke-dasharray:5px}

netbox/project-static/styles/cable-trace.scss

@@ -55,7 +55,11 @@ svg {
   line {
     stroke-width: 5px;
   }
-  line.cable-shadow {
+  polyline {
+    fill: none;
+    stroke-width: 5px;
+  }
+  .cable-shadow {
     stroke: var(--nbx-trace-cable-shadow);
     stroke-width: 7px;
   }