From 380be722ba991c203b92260e98548e1c3673816d Mon Sep 17 00:00:00 2001
From: Jurgen <jurgen@ivory.web.za>
Date: Wed, 10 Feb 2021 17:12:26 +0200
Subject: [PATCH] Updated visibleParToAllParIndex

---
 .../main/java/org/fxmisc/richtext/GenericStyledArea.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/richtextfx/src/main/java/org/fxmisc/richtext/GenericStyledArea.java b/richtextfx/src/main/java/org/fxmisc/richtext/GenericStyledArea.java
index 50572096f..61a213b6f 100644
--- a/richtextfx/src/main/java/org/fxmisc/richtext/GenericStyledArea.java
+++ b/richtextfx/src/main/java/org/fxmisc/richtext/GenericStyledArea.java
@@ -984,7 +984,14 @@ public final int visibleParToAllParIndex(int visibleParIndex) {
                     getVisibleParagraphs().size() - 1, visibleParIndex)
             );
         }
-        return virtualFlow.visibleCells().get( visibleParIndex ).getNode().getIndex();
+
+        Cell<Paragraph<PS,SEG,S>, ParagraphBox<PS,SEG,S>> visibleCell = null;
+
+        if ( visibleParIndex > 0 ) visibleCell = virtualFlow.visibleCells().get( visibleParIndex );
+        else visibleCell = virtualFlow.getCellIfVisible( virtualFlow.getFirstVisibleIndex() )
+            .orElseGet( () -> virtualFlow.visibleCells().get( visibleParIndex ) );
+
+        return visibleCell.getNode().getIndex();
     }
 
     @Override