From 03b8b2eb5eb1e72523c7edbf6daf48f9f5e74839 Mon Sep 17 00:00:00 2001
From: Benedikt Stebner <Gillibald@users.noreply.github.com>
Date: Fri, 22 Jul 2022 19:45:25 +0200
Subject: [PATCH] Show ellipsis when MaxLines are reached

---
 samples/Sandbox/MainWindow.axaml                     | 1 -
 src/Avalonia.Base/Media/TextFormatting/TextLayout.cs | 5 +++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/samples/Sandbox/MainWindow.axaml b/samples/Sandbox/MainWindow.axaml
index c305c57efb..6929f192c7 100644
--- a/samples/Sandbox/MainWindow.axaml
+++ b/samples/Sandbox/MainWindow.axaml
@@ -1,5 +1,4 @@
 <Window xmlns="https://github.com/avaloniaui"
         xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
         x:Class="Sandbox.MainWindow">
-  <TextBlock TextDecorations="Underline" Text="Underline "/>
 </Window>
diff --git a/src/Avalonia.Base/Media/TextFormatting/TextLayout.cs b/src/Avalonia.Base/Media/TextFormatting/TextLayout.cs
index 8ab9591faf..f3e8b5969c 100644
--- a/src/Avalonia.Base/Media/TextFormatting/TextLayout.cs
+++ b/src/Avalonia.Base/Media/TextFormatting/TextLayout.cs
@@ -479,6 +479,11 @@ namespace Avalonia.Media.TextFormatting
                 //Fulfill max lines constraint
                 if (MaxLines > 0 && textLines.Count >= MaxLines)
                 {
+                    if(textLine.TextLineBreak is TextLineBreak lineBreak && lineBreak.RemainingRuns != null)
+                    {
+                        textLines[textLines.Count - 1] = textLine.Collapse(GetCollapsingProperties(width));
+                    }
+
                     break;
                 }
             }