From fd92710cf8f95b67857f42bbbd03a6779f5fa24f Mon Sep 17 00:00:00 2001
From: Leonardo Zide <leozide@gmail.com>
Date: Sun, 13 Dec 2020 17:05:27 -0800
Subject: [PATCH] Compile fix.

---
 common/camera.cpp | 4 ++++
 common/light.cpp  | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/common/camera.cpp b/common/camera.cpp
index cc22fef2..05e4b8ea 100644
--- a/common/camera.cpp
+++ b/common/camera.cpp
@@ -104,7 +104,11 @@ void lcCamera::CreateName(const lcArray<lcCamera*>& Cameras)
 		if (CameraName.startsWith(Prefix))
 		{
 			bool Ok = false;
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
 			int CameraNumber = CameraName.midRef(Prefix.size()).toInt(&Ok);
+#else
+			int CameraNumber = CameraName.midRef((int)strlen(Prefix.latin1())).toInt(&Ok);
+#endif
 
 			if (Ok && CameraNumber > MaxCameraNumber)
 				MaxCameraNumber = CameraNumber;
diff --git a/common/light.cpp b/common/light.cpp
index 2422403b..66c7b012 100644
--- a/common/light.cpp
+++ b/common/light.cpp
@@ -81,7 +81,11 @@ void lcLight::CreateName(const lcArray<lcLight*>& Lights)
 		if (LightName.startsWith(Prefix))
 		{
 			bool Ok = false;
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
 			int LightNumber = LightName.midRef(Prefix.size()).toInt(&Ok);
+#else
+			int LightNumber = LightName.midRef((int)strlen(Prefix.latin1())).toInt(&Ok);
+#endif
 
 			if (Ok && LightNumber > MaxLightNumber)
 				MaxLightNumber = LightNumber;