From 363d05679b4bcb6d555199b7dc8f54a581e71c25 Mon Sep 17 00:00:00 2001
From: Krisjanis Rijnieks <krisjanis.rijnieks@gmail.com>
Date: Tue, 17 Jan 2017 12:02:29 +0100
Subject: [PATCH] Fix crash on trying to get scale of non-selected surface

---
 src/Application/Modes/ProjectionMappingMode.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Application/Modes/ProjectionMappingMode.cpp b/src/Application/Modes/ProjectionMappingMode.cpp
index 7dd55e8..af5a0f7 100644
--- a/src/Application/Modes/ProjectionMappingMode.cpp
+++ b/src/Application/Modes/ProjectionMappingMode.cpp
@@ -382,6 +382,10 @@ void ProjectionMappingMode::onGuiEvent(Application * app, GuiEvent & e){
 	// Scale widget now. More widgets later.
 	if(e.widget == &Gui::instance()->getScaleWidget()){
 		if(e.args.type == e.args.Pressed){
+			if(app->getSurfaceManager()->getSelectedSurface() == 0){
+				return;
+			}
+			
 			_surfaceScaleBeforeTransform =
 				app->getSurfaceManager()->getSelectedSurface()->getScale();
 		}else if(e.args.type == e.args.Released){