Fix Bug #1527446 (Flipping a block in pcbnew doesn't flip inner layers nor their connected microvias).

Also fix a few typos and remove dead code.

common/kiway_player.cpp

@@ -101,14 +101,14 @@ bool KIWAY_PLAYER::ShowModal( wxString* aResult, wxWindow* aResultantFocusWindow
     m_modal_resultant_parent = aResultantFocusWindow;
 
     Show( true );
-    Raise();    // Needed on sole Window managers to always display the frame
+    Raise();    // Needed on some Window managers to always display the frame
 
     SetFocus();
 
     {
         // We have to disable all frames but the the modal one.
-        // wxWindowDisabler does that, but remember it disables all top level windows
-        // We do not want to disable top level windows which are child off the modal one,
+        // wxWindowDisabler does that, but it also disables all top level windows
+        // We do not want to disable top level windows which are child of the modal one,
         // if they are enabled.
         // An example is an aui toolbar which was moved
         // or a dialog or an other frame or miniframe opened by the modal one.
@@ -121,16 +121,16 @@ bool KIWAY_PLAYER::ShowModal( wxString* aResult, wxWindow* aResultantFocusWindow
 
         // exception safe way to disable all top level windows except the modal one,
         // re-enables only those that were disabled on exit
-        wxWindowDisabler    toggle( this );
+        wxWindowDisabler toggle( this );
 
         for( unsigned ii = 0; ii < enabledTopLevelWindows.size(); ii++ )
-               enabledTopLevelWindows[ii]->Enable( true );
+            enabledTopLevelWindows[ii]->Enable( true );
 
         WX_EVENT_LOOP event_loop;
         m_modal_loop = &event_loop;
         event_loop.Run();
 
-    }   // End of scop for some variables.
+    }   // End of scope for some variables.
         // End nesting before setting focus below.
 
     if( aResult )

common/lset.cpp

@@ -441,7 +441,7 @@ LSEQ LSET::SeqStackupBottom2Top() const
 }
 
 
-LAYER_ID FlipLayer( LAYER_ID aLayerId )
+LAYER_ID FlipLayer( LAYER_ID aLayerId, int aCopperLayersCount )
 {
     switch( aLayerId )
     {
@@ -466,14 +466,28 @@ LAYER_ID FlipLayer( LAYER_ID aLayerId )
     case B_Fab:             return F_Fab;
     case F_Fab:             return B_Fab;
 
-    // No change for the other layers
-    default:
+    default:    // change internal layer if aCopperLayersCount is >= 4
+        if( IsCopperLayer( aLayerId ) && aCopperLayersCount >= 4 )
+        {
+            // internal copper layers count is aCopperLayersCount-2
+            LAYER_ID fliplayer = LAYER_ID(aCopperLayersCount - 2 - ( aLayerId - In1_Cu ) );
+            // Ensure fliplayer has a value which does not crash pcbnew:
+            if( fliplayer < F_Cu )
+                fliplayer = F_Cu;
+
+            if( fliplayer > B_Cu )
+                fliplayer = B_Cu;
+
+            return fliplayer;
+        }
+
+        // No change for the other layers
         return aLayerId;
     }
 }
 
 
-LSET FlipLayerMask( LSET aMask )
+LSET FlipLayerMask( LSET aMask, int aCopperLayersCount )
 {
     // layers on physical outside of a board:
     const static LSET and_mask( 16,     // !! update count
@@ -537,6 +551,25 @@ LSET FlipLayerMask( LSET aMask )
     if( aMask[F_Fab] )
         newMask.set( B_Fab );
 
+    if( aCopperLayersCount >= 4 )   // Internal layers exist
+    {
+        LSET internalMask = aMask & ~LSET::InternalCuMask();
+
+        if( internalMask != LSET::InternalCuMask() )
+        {   // the mask does not include all internal layers. Therefore
+            // the flipped mask for internal copper layers must be built
+            int innerLayerCnt = aCopperLayersCount -2;
+
+            for( int ii = 0; ii < innerLayerCnt; ii++ )
+            {
+                if( internalMask[innerLayerCnt - ii + In1_Cu] )
+                    newMask.set( ii + In1_Cu );
+                else
+                    newMask.reset( ii + In1_Cu );
+            }
+        }
+    }
+
     return newMask;
 }
 

eeschema/sch_sheet_path.cpp

@@ -878,8 +878,6 @@ bool SCH_SHEET_LIST::TestForRecursion( const SCH_SHEET_LIST& aSrcSheetHierarchy,
 
 SCH_SHEET* SCH_SHEET_LIST::FindSheetByName( const wxString& aSheetName )
 {
-    SCH_SHEET* sheet = NULL;
-
     for( int i = 0; i < m_count; i++ )
     {
         SCH_SHEET* sheet = m_list[i].FindSheetByName( aSheetName );

include/layers_id_colors_and_visibility.h

@@ -616,16 +616,24 @@ inline bool IsBackLayer( LAYER_ID aLayerId )
 /**
  * Function FlippedLayerNumber
  * @return the layer number after flipping an item
- * some (not all) layers: external copper, Mask, Paste, and solder
+ * some (not all) layers: external copper, and paired layers( Mask, Paste, solder ... )
  * are swapped between front and back sides
+ * internal layers are flipped only if the copper layers count is known
+ * @param aLayer = the LAYER_ID to flip
+ * @param aCopperLayersCount = the number of copper layers. if 0 (in fact if < 4 )
+ *  internal layers will be not flipped because the layer count is not known
  */
-LAYER_ID FlipLayer( LAYER_ID oldlayer );
+LAYER_ID FlipLayer( LAYER_ID aLayerId, int aCopperLayersCount = 0 );
 
 /**
  * Calculate the mask layer when flipping a footprint
  * BACK and FRONT copper layers, mask, paste, solder layers are swapped
+ * internal layers are flipped only if the copper layers count is known
+ * @param aMask = the LSET to flip
+ * @param aCopperLayersCount = the number of copper layers. if 0 (in fact if < 4 )
+ *  internal layers will be not flipped because the layer count is not known
  */
-LSET FlipLayerMask( LSET aMask );
+LSET FlipLayerMask( LSET aMask, int aCopperLayersCount = 0 );
 
 /**
  * Return a string (to be shown to the user) describing a layer mask.

pcbnew/block.cpp

@@ -752,6 +752,7 @@ void PCB_EDIT_FRAME::Block_Flip()
         itemsList->SetPickedItemStatus( UR_FLIPPED, ii );
         item->Flip( center );
 
+        // If a connected item is flipped, the ratsnest is no more OK
         switch( item->Type() )
         {
         case PCB_MODULE_T:
@@ -759,9 +760,8 @@ void PCB_EDIT_FRAME::Block_Flip()
             m_Pcb->m_Status_Pcb = 0;
             break;
 
-        // Move and rotate the track segments
-        case PCB_TRACE_T:       // a track segment (segment on a copper layer)
-        case PCB_VIA_T:         // a via (like track segment on a copper layer)
+        case PCB_TRACE_T:
+        case PCB_VIA_T:
             m_Pcb->m_Status_Pcb = 0;
             break;
 

pcbnew/class_dimension.cpp

@@ -161,6 +161,9 @@ void DIMENSION::Rotate( const wxPoint& aRotCentre, double aAngle )
 void DIMENSION::Flip( const wxPoint& aCentre )
 {
     Mirror( aCentre );
+
+    // DIMENSION items are not usually on copper layers, so
+    // copper layers count is not taken in accoun in Flip transform
     SetLayer( FlipLayer( GetLayer() ) );
 }
 

pcbnew/class_drawsegment.cpp

@@ -138,6 +138,8 @@ void DRAWSEGMENT::Flip( const wxPoint& aCentre )
     if( m_Shape == S_ARC )
         m_Angle = -m_Angle;
 
+    // DRAWSEGMENT items are not allowed on copper layers, so
+    // copper layers count is not taken in accoun in Flip transform
     SetLayer( FlipLayer( GetLayer() ) );
 }
 

pcbnew/class_edge_mod.cpp

@@ -318,6 +318,10 @@ void EDGE_MODULE::Flip( const wxPoint& aCentre )
             MIRROR( m_PolyPoints[ii].y, 0 );
     }
 
+    // DRAWSEGMENT items are not usually on copper layers, but
+    // it can happen in microwave apps.
+    // However, currently, only on Front or Back layers.
+    // So the copper layers count is not taken in account
     SetLayer( FlipLayer( GetLayer() ) );
 }
 

pcbnew/class_pad.cpp

@@ -292,6 +292,9 @@ void D_PAD::Flip( const wxPoint& aCentre )
     SetOrientation( -GetOrientation() );
 
     // flip pads layers
+    // PADS items are currently on all copper layers, or
+    // currently, only on Front or Back layers.
+    // So the copper layers count is not taken in account
     SetLayerSet( FlipLayerMask( m_layerMask ) );
 
     // m_boundingRadius = -1;  the shape has not been changed
@@ -335,16 +338,11 @@ const wxPoint D_PAD::ShapePos() const
     if( m_Offset.x == 0 && m_Offset.y == 0 )
         return m_Pos;
 
-    wxPoint shape_pos;
-    int     dX, dY;
+    wxPoint loc_offset = m_Offset;
 
-    dX = m_Offset.x;
-    dY = m_Offset.y;
+    RotatePoint( &loc_offset, m_Orient );
 
-    RotatePoint( &dX, &dY, m_Orient );
-
-    shape_pos.x = m_Pos.x + dX;
-    shape_pos.y = m_Pos.y + dY;
+    wxPoint shape_pos = m_Pos + loc_offset;
 
     return shape_pos;
 }
@@ -352,26 +350,10 @@ const wxPoint D_PAD::ShapePos() const
 
 const wxString D_PAD::GetPadName() const
 {
-#if 0   // m_Padname is not ASCII and not UTF8, it is LATIN1 basically, whatever
-        // 8 bit font is supported in KiCad plotting and drawing.
-
-    // Return pad name as wxString, assume it starts as a non-terminated
-    // utf8 character sequence
-
-    char    temp[sizeof(m_Padname)+1];      // a place to terminate with '\0'
-
-    strncpy( temp, m_Padname, sizeof(m_Padname) );
-
-    temp[sizeof(m_Padname)] = 0;
-
-    return FROM_UTF8( temp );
-#else
-
     wxString name;
 
     StringPadName( name );
     return name;
-#endif
 }
 
 
@@ -988,7 +970,7 @@ unsigned int D_PAD::ViewGetLOD( int aLayer ) const
         if( ( m_Size.x == 0 ) && ( m_Size.y == 0 ) )
             return UINT_MAX;
 
-        return ( 100000000 / std::max( m_Size.x, m_Size.y ) );
+        return ( Millimeter2iu( 100 ) / std::max( m_Size.x, m_Size.y ) );
     }
 
     // Other layers are shown without any conditions

pcbnew/class_pcb_text.cpp

@@ -179,7 +179,8 @@ void TEXTE_PCB::Rotate( const wxPoint& aRotCentre, double aAngle )
 void TEXTE_PCB::Flip(const wxPoint& aCentre )
 {
     m_Pos.y  = aCentre.y - ( m_Pos.y - aCentre.y );
-    SetLayer( FlipLayer( GetLayer() ) );
+    int copperLayerCount = GetBoard()->GetCopperLayerCount();
+    SetLayer( FlipLayer( GetLayer(), copperLayerCount ) );
     m_Mirror = !m_Mirror;
 }
 

pcbnew/class_track.cpp

@@ -339,7 +339,8 @@ void TRACK::Flip( const wxPoint& aCentre )
 {
     m_Start.y = aCentre.y - (m_Start.y - aCentre.y);
     m_End.y   = aCentre.y - (m_End.y - aCentre.y);
-    SetLayer( FlipLayer( GetLayer() ) );
+    int copperLayerCount = GetBoard()->GetCopperLayerCount();
+    SetLayer( FlipLayer( GetLayer(), copperLayerCount ) );
 }
 
 
@@ -347,6 +348,17 @@ void VIA::Flip( const wxPoint& aCentre )
 {
     m_Start.y = aCentre.y - (m_Start.y - aCentre.y);
     m_End.y   = aCentre.y - (m_End.y - aCentre.y);
+
+    if( GetViaType() != VIA_THROUGH )
+    {
+        int copperLayerCount = GetBoard()->GetCopperLayerCount();
+        LAYER_ID top_layer;
+        LAYER_ID bottom_layer;
+        LayerPair( &top_layer, &bottom_layer );
+        top_layer = FlipLayer( top_layer, copperLayerCount );
+        bottom_layer = FlipLayer( bottom_layer, copperLayerCount );
+        SetLayerPair( top_layer, bottom_layer );
+    }
 }
 
 

pcbnew/class_zone.cpp

@@ -722,7 +722,8 @@ void ZONE_CONTAINER::Rotate( const wxPoint& centre, double angle )
 void ZONE_CONTAINER::Flip( const wxPoint& aCentre )
 {
     Mirror( aCentre );
-    SetLayer( FlipLayer( GetLayer() ) );
+    int copperLayerCount = GetBoard()->GetCopperLayerCount();
+    SetLayer( FlipLayer( GetLayer(), copperLayerCount ) );
 }
 
 

pcbnew/dialogs/dialog_pad_properties.cpp

@@ -275,7 +275,7 @@ void DIALOG_PAD_PROPERTIES::OnPaintShowPanel( wxPaintEvent& event )
     {
         dim = m_dummyPad->GetDrillSize().y;
         if( dim == 0 )
-            dim = 1000000;
+            dim = Millimeter2iu( 0.1 );
     }
 
     if( m_dummyPad->GetLocalClearance() > 0 )
@@ -731,6 +731,7 @@ void DIALOG_PAD_PROPERTIES::OnSetLayers( wxCommandEvent& event )
 bool DIALOG_PAD_PROPERTIES::padValuesOK()
 {
     bool error = transferDataToPad( m_dummyPad );
+    bool skip_tstoffset = false;    // the offset prm is not always tested
 
     wxArrayString error_msgs;
     wxString msg;
@@ -746,6 +747,8 @@ bool DIALOG_PAD_PROPERTIES::padValuesOK()
         (m_dummyPad->GetSize().y < m_dummyPad->GetDrillSize().y) )
     {
         error_msgs.Add(  _( "Incorrect value for pad drill: pad drill bigger than pad size" ) );
+        skip_tstoffset = true;  // offset prm will be not tested because if the drill value
+                                // is incorrect the offset prm is always seen as incorrect, even if it is 0
     }
 
     LSET padlayers_mask = m_dummyPad->GetLayerSet();
@@ -772,16 +775,19 @@ bool DIALOG_PAD_PROPERTIES::padValuesOK()
         }
     }
 
-    wxPoint max_size;
-    max_size.x = std::abs( m_dummyPad->GetOffset().x );
-    max_size.y = std::abs( m_dummyPad->GetOffset().y );
-    max_size.x += m_dummyPad->GetDrillSize().x / 2;
-    max_size.y += m_dummyPad->GetDrillSize().y / 2;
-
-    if( ( m_dummyPad->GetSize().x / 2 < max_size.x ) ||
-        ( m_dummyPad->GetSize().y / 2 < max_size.y ) )
+    if( !skip_tstoffset )
     {
-        error_msgs.Add( _( "Incorrect value for pad offset" ) );
+        wxPoint max_size;
+        max_size.x = std::abs( m_dummyPad->GetOffset().x );
+        max_size.y = std::abs( m_dummyPad->GetOffset().y );
+        max_size.x += m_dummyPad->GetDrillSize().x / 2;
+        max_size.y += m_dummyPad->GetDrillSize().y / 2;
+
+        if( ( m_dummyPad->GetSize().x / 2 < max_size.x ) ||
+            ( m_dummyPad->GetSize().y / 2 < max_size.y ) )
+        {
+            error_msgs.Add( _( "Incorrect value for pad offset" ) );
+        }
     }
 
     if( error )

pcbnew/menubar_modedit.cpp

@@ -244,7 +244,7 @@ void FOOTPRINT_EDIT_FRAME::ReCreateMenuBar()
                           HK_CANVAS_LEGACY );
 
     AddMenuItem( viewMenu, ID_MENU_CANVAS_LEGACY,
-                 text, _( "Switch the canvas implementation to legacy" ),
+                 text, _( "Switch the canvas implementation to Legacy" ),
                  KiBitmap( tools_xpm ) );
 
     text = AddHotkeyName( _( "Switch Canvas to Open&GL" ), m_hotkeysDescrList,