From f1efaeac8c31646f3ead0212c61428d8626db1dc Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Thu, 4 Sep 2008 13:05:55 +0000
Subject: Bug #2087470 fix. Avoid very long searches for a non-blank line to
 determine indentation guides.

---
 src/Editor.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Editor.cxx b/src/Editor.cxx
index 1c08b7cc9..ffc2dee22 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -2566,7 +2566,7 @@ void Editor::DrawLine(Surface *surface, ViewStyle &vsDraw, int line, int lineVis
 		// Find the most recent line with some text
 
 		int lineLastWithText = line;
-		while (lineLastWithText > 0 && pdoc->IsWhiteLine(lineLastWithText)) {
+		while (lineLastWithText > Platform::Maximum(line-20, 0) && pdoc->IsWhiteLine(lineLastWithText)) {
 			lineLastWithText--;
 		}
 		if (lineLastWithText < line) {
@@ -2588,7 +2588,7 @@ void Editor::DrawLine(Surface *surface, ViewStyle &vsDraw, int line, int lineVis
 		}
 
 		int lineNextWithText = line;
-		while (lineNextWithText < pdoc->LinesTotal() && pdoc->IsWhiteLine(lineNextWithText)) {
+		while (lineNextWithText < Platform::Minimum(line+20, pdoc->LinesTotal()) && pdoc->IsWhiteLine(lineNextWithText)) {
 			lineNextWithText++;
 		}
 		if (lineNextWithText > line) {
-- 
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