From b8dbbf77fe291613c6327afb85a0b948e7cb9833 Mon Sep 17 00:00:00 2001
From: Philip Linde <philipli@axis.com>
Date: Thu, 31 May 2018 11:15:55 +0200
Subject: [PATCH] Disallow panning mid-operation

This fixes issue #78
---
 src/engine.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/engine.c b/src/engine.c
index 3774a222..5b265fde 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -733,7 +733,7 @@ void Main_handler(void)
         Button_Quit(BUTTON_QUIT);
       }
       
-      if (Pan_shortcut_pressed && Current_operation!=OPERATION_PAN_VIEW)
+      if (Pan_shortcut_pressed && Current_operation!=OPERATION_PAN_VIEW && Operation_stack_size==0)
       {
         Hide_cursor();
         Start_operation_stack(OPERATION_PAN_VIEW);