From 94c890088355ac3ea71b4e23f0a1616ee690c7fa Mon Sep 17 00:00:00 2001
From: Luis Camacho <luis.camacho@iqgeo.com>
Date: Sun, 22 May 2022 17:41:52 +0100
Subject: [PATCH] ensure single-line label when rendering across segments

---
 src/ol/geom/flat/textpath.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ol/geom/flat/textpath.js b/src/ol/geom/flat/textpath.js
index 18eff716a4..4124320b3d 100644
--- a/src/ol/geom/flat/textpath.js
+++ b/src/ol/geom/flat/textpath.js
@@ -104,6 +104,9 @@ export function drawTextOnPath(
     return result;
   }
 
+  // rendering across line segments
+  text = text.replace(/\n/g, ' '); // ensure rendering in single-line as all calculations below don't handle multi-lines
+
   for (let i = 0, ii = text.length; i < ii; ) {
     advance();
     let angle = Math.atan2(y2 - y1, x2 - x1);