From 13919391515c6eea6ae27c23f88bee179bd54b3f Mon Sep 17 00:00:00 2001
From: Dario Manesku <dariomanesku@gmail.com>
Date: Wed, 6 Aug 2014 08:23:54 +0100
Subject: [PATCH] Fixed drawText() to handle NULL or empty string.

---
 examples/common/imgui/imgui.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/examples/common/imgui/imgui.cpp b/examples/common/imgui/imgui.cpp
index ac7cf986..5577a708 100644
--- a/examples/common/imgui/imgui.cpp
+++ b/examples/common/imgui/imgui.cpp
@@ -1635,6 +1635,12 @@ struct Imgui
 
 	void drawText(float _x, float _y, const char* _text, ImguiTextAlign::Enum _align, uint32_t _abgr)
 	{
+		if (NULL == _text
+		||  '\0' == _text[0])
+		{
+			return;
+		}
+
 #if USE_NANOVG_FONT
 		static uint32_t textAlign[ImguiTextAlign::Count] =
 		{