From 1548c75a3d9ca950bf1fdd880d097e9ba07efeaa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=A6=86=E6=9F=B3=E6=9D=BE?= <wzhengsen@gmail.com>
Date: Thu, 2 Sep 2021 17:12:12 +0800
Subject: [PATCH] [fix]The problem of inaccurate maximum width limit when using
 system fonts.

---
 cocos/2d/CCLabel.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cocos/2d/CCLabel.cpp b/cocos/2d/CCLabel.cpp
index f343284854..b501d4ff0a 100644
--- a/cocos/2d/CCLabel.cpp
+++ b/cocos/2d/CCLabel.cpp
@@ -2391,7 +2391,7 @@ FontDefinition Label::_getFontDefinition() const
     systemFontDef._fontSize = _systemFontSize;
     systemFontDef._alignment = _hAlignment;
     systemFontDef._vertAlignment = _vAlignment;
-    systemFontDef._dimensions.width = _labelWidth;
+    systemFontDef._dimensions.width = _labelWidth == 0.f ? _maxLineWidth : _labelWidth;
     systemFontDef._dimensions.height = _labelHeight;
     systemFontDef._fontFillColor.r = _textColor.r;
     systemFontDef._fontFillColor.g = _textColor.g;