From 8695368e290d993466d3c226bf58eb39c53eddaa Mon Sep 17 00:00:00 2001
From: Abdelrazak Younes <younes@lyx.org>
Date: Sun, 2 Sep 2007 10:23:28 +0000
Subject: [PATCH] Fix crash when selection begins or ends outside the visible
 screen.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19992 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/TextMetrics.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/TextMetrics.cpp b/src/TextMetrics.cpp
index 061b07fbb1..e1c9c845b1 100644
--- a/src/TextMetrics.cpp
+++ b/src/TextMetrics.cpp
@@ -1703,6 +1703,11 @@ void TextMetrics::drawSelection(PainterInfo & pi, int x, int) const
 	    || bv_funcs::status(bv_, end) == bv_funcs::CUR_ABOVE)
 		return;
 
+	if (beg.pit() < par_metrics_.begin()->first)
+		beg.pit() = par_metrics_.begin()->first;
+	if (end.pit() > par_metrics_.rbegin()->first)
+		end.pit() = par_metrics_.rbegin()->first;
+
 	ParagraphMetrics const & pm1 = par_metrics_[beg.pit()];
 	ParagraphMetrics const & pm2 = par_metrics_[end.pit()];
 	Row const & row1 = pm1.getRow(beg.pos(), beg.boundary());