From 49d426eef3cb791be5825d8286dc3b26caab1ab6 Mon Sep 17 00:00:00 2001
From: igurielidze <ilia.gurielidze@autstand.com>
Date: Mon, 30 Mar 2026 21:36:10 +0400
Subject: [PATCH] Spur label: center at midpoint between w2 and w (right half)
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Text centered at x = (w2 + w) / 2 — the middle of the wide right
portion of the trapezoid where there's the most space.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 svelte-app/src/lib/canvas/renderer.ts | 4 ++--
 svelte-app/src/lib/export.ts          | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/svelte-app/src/lib/canvas/renderer.ts b/svelte-app/src/lib/canvas/renderer.ts
index 4989ee5..cdbedfc 100644
--- a/svelte-app/src/lib/canvas/renderer.ts
+++ b/svelte-app/src/lib/canvas/renderer.ts
@@ -556,8 +556,8 @@ function drawConveyanceLabel(ctx: CanvasRenderingContext2D, sym: PlacedSymbol) {
   let cx: number, cy: number, availW: number, availH: number;
   if (isSpurType(sym.symbolId)) {
     const w2 = sym.w2 ?? sym.w;
-    // Place text at the wide end corner — no horizontal padding needed
-    cx = sym.x + sym.w / 2;
+    // Center text in the right half (wide area) of the trapezoid
+    cx = sym.x + (w2 + sym.w) / 2;
     cy = sym.y + sym.h / 2;
     availW = sym.w;
     availH = sym.h;
diff --git a/svelte-app/src/lib/export.ts b/svelte-app/src/lib/export.ts
index 2595fb1..c6d788d 100644
--- a/svelte-app/src/lib/export.ts
+++ b/svelte-app/src/lib/export.ts
@@ -43,7 +43,8 @@ function emitConveyanceLabelInner(lines: string[], sym: PlacedSymbol) {
     // Mirror: label follows the mirrored shape naturally
     textRotDeg = (textRotRad * 180) / Math.PI;
   } else if (isSpurType(sym.symbolId)) {
-    labelCx = sym.x + sym.w / 2;
+    const w2 = sym.w2 ?? sym.w;
+    labelCx = sym.x + (w2 + sym.w) / 2;
     labelCy = sym.y + sym.h / 2;
     availH = sym.h - 4;
   } else if (isInductionType(sym.symbolId)) {