Only add ref & value to boundingBox if they're visible.

Fixes: lp:1746911
* https://bugs.launchpad.net/kicad/+bug/1746911

pcbnew/class_board.cpp

@@ -51,7 +51,7 @@
 #include <class_drawsegment.h>
 #include <class_pcb_target.h>
 #include <connectivity/connectivity_data.h>
-
+#include <pgm_base.h>
 
 /**
  * A singleton item of this class is returned for a weak reference that no longer exists.
@@ -779,7 +779,8 @@ unsigned BOARD::GetUnconnectedNetCount() const
 EDA_RECT BOARD::ComputeBoundingBox( bool aBoardEdgesOnly ) const
 {
     EDA_RECT area;
-    LSET visible = GetVisibleLayers();
+    LSET     visible = GetVisibleLayers();
+    bool     showInvisibleText = IsElementVisible( LAYER_MOD_TEXT_INVISIBLE ) && !Pgm().m_Printing;
 
     // Check segments, dimensions, texts, and fiducials
     for( auto item : m_drawings )
@@ -807,7 +808,7 @@ EDA_RECT BOARD::ComputeBoundingBox( bool aBoardEdgesOnly ) const
         }
         else
         {
-            area.Merge( module->GetBoundingBox() );
+            area.Merge( module->GetBoundingBox( showInvisibleText ) );
         }
     }
 

pcbnew/class_module.cpp

@@ -407,6 +407,27 @@ const EDA_RECT MODULE::GetBoundingBox() const
 }
 
 
+const EDA_RECT MODULE::GetBoundingBox( bool aIncludeInvisibleText ) const
+{
+    EDA_RECT area = GetFootprintRect();
+
+    // Add in items not collected by GetFootprintRect():
+    for( auto item : m_drawings )
+    {
+        if( item->Type() != PCB_MODULE_EDGE_T )
+            area.Merge( item->GetBoundingBox() );
+    }
+
+    if( m_Value->IsVisible() || aIncludeInvisibleText )
+        area.Merge( m_Value->GetBoundingBox() );
+
+    if( m_Reference->IsVisible() || aIncludeInvisibleText  )
+        area.Merge( m_Reference->GetBoundingBox() );
+
+    return area;
+}
+
+
 /**
  * This is a bit hacky right now for performance reasons.
  *

pcbnew/class_module.h

@@ -160,6 +160,8 @@ public:
     // Virtual function
     const EDA_RECT GetBoundingBox() const override;
 
+    const EDA_RECT GetBoundingBox( bool aIncludeInvisibleText ) const;
+
     PADS& Pads()
     {
          return m_pads;