From 47056e78d3d963272e449e8f917ae3208b7aa940 Mon Sep 17 00:00:00 2001
From: Konstantin Ritt <ritt.ks@gmail.com>
Date: Fri, 4 Apr 2014 07:30:20 +0300
Subject: Optimize QTextEngine::insertionPointsForLine() a bit

Reserve the insertionPoints vector capacity prior to multiple append()-s.

Change-Id: I97ab5b2a1add9f2e87c04ad0707bf516c13ff4d7
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
---
 src/gui/text/qtextengine.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src')

diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp
index a95adc75de..53fd37abba 100644
--- a/src/gui/text/qtextengine.cpp
+++ b/src/gui/text/qtextengine.cpp
@@ -3181,6 +3181,9 @@ int QTextEngine::lineNumberForTextPosition(int pos)
 void QTextEngine::insertionPointsForLine(int lineNum, QVector<int> &insertionPoints)
 {
     QTextLineItemIterator iterator(this, lineNum);
+
+    insertionPoints.reserve(iterator.line.length);
+
     bool lastLine = lineNum >= lines.size() - 1;
 
     while (!iterator.atEnd()) {
-- 
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