From 6e0394b7dc1a502edf557b3312bff056c4087531 Mon Sep 17 00:00:00 2001
From: David Capello <david@igara.com>
Date: Thu, 7 Jul 2022 16:33:39 -0300
Subject: [PATCH] Fix using MoveMask command without visible selection

Issue found testing #2796 without selection/without calling SelectTile
command.
---
 src/app/commands/cmd_move_mask.cpp | 5 ++++-
 src/app/ui/editor/editor.cpp       | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/app/commands/cmd_move_mask.cpp b/src/app/commands/cmd_move_mask.cpp
index efc101f59..a100e3b0f 100644
--- a/src/app/commands/cmd_move_mask.cpp
+++ b/src/app/commands/cmd_move_mask.cpp
@@ -66,7 +66,10 @@ bool MoveMaskCommand::onEnabled(Context* context)
                                    ContextFlags::HasActiveImage |
                                    ContextFlags::ActiveLayerIsEditable);
       else
-        return (current_editor ? true: false);
+        return (current_editor != nullptr) &&
+          context->checkFlags(ContextFlags::HasActiveDocument |
+                              ContextFlags::HasVisibleMask |
+                              ContextFlags::HasActiveImage);
 
   }
 
diff --git a/src/app/ui/editor/editor.cpp b/src/app/ui/editor/editor.cpp
index 7b2523ab4..5c915d78a 100644
--- a/src/app/ui/editor/editor.cpp
+++ b/src/app/ui/editor/editor.cpp
@@ -2556,6 +2556,7 @@ void Editor::startSelectionTransformation(const gfx::Point& move, double angle)
       movingPixels->rotate(angle);
   }
   else if (StandbyState* standby = dynamic_cast<StandbyState*>(m_state.get())) {
+    ASSERT(m_document->isMaskVisible());
     standby->startSelectionTransformation(this, move, angle);
   }
 }