Refactoring: split in two the SCH_BUS_ENTRY class

eeschema/busentry.cpp

@@ -43,28 +43,36 @@
 static int     s_LastShape = '\\';
 
 
-SCH_BUS_ENTRY* SCH_EDIT_FRAME::CreateBusEntry( wxDC* aDC, int aType )
+SCH_BUS_BUS_ENTRY* SCH_EDIT_FRAME::CreateBusBusEntry( wxDC* aDC )
 {
     SCH_SCREEN* screen = GetScreen();
 
     // Create and place a new bus entry at cursor position
-    SCH_BUS_ENTRY* busEntry = new SCH_BUS_ENTRY( screen->GetCrossHairPosition(), s_LastShape,
-                                                 aType );
+    SCH_BUS_BUS_ENTRY* busEntry = new SCH_BUS_BUS_ENTRY( screen->GetCrossHairPosition(), s_LastShape );
     busEntry->SetFlags( IS_NEW );
     GetScreen()->SetCurItem( busEntry );
     addCurrentItemToList( aDC );
     return busEntry;
 }
 
+SCH_BUS_WIRE_ENTRY* SCH_EDIT_FRAME::CreateBusWireEntry( wxDC* aDC )
+{
+    SCH_SCREEN* screen = GetScreen();
+
+    // Create and place a new bus entry at cursor position
+    SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( screen->GetCrossHairPosition(), s_LastShape );
+    busEntry->SetFlags( IS_NEW );
+    GetScreen()->SetCurItem( busEntry );
+    addCurrentItemToList( aDC );
+    return busEntry;
+}
 
 /* set the shape of BusEntry (shape = / or \ )
  */
-void SCH_EDIT_FRAME::SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY* BusEntry, int entry_shape )
+void SCH_EDIT_FRAME::SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY_BASE* BusEntry, char entry_shape )
 {
     if( BusEntry == NULL )
         return;
-
-    if( BusEntry->Type() != SCH_BUS_ENTRY_T )
     {
         DisplayError( this, wxT( "SetBusEntryType: Bad StructType" ) );
         return;

eeschema/load_one_schematic_file.cpp

@@ -147,6 +147,7 @@ again." );
 
     while( reader.ReadLine() )
     {
+        itemLoaded = false;
         line = reader.Line();
 
         item = NULL;
@@ -167,6 +168,8 @@ again." );
                 itemLoaded = ReadSchemaDescr( &reader, msgDiag, aScreen );
             else if( line[1] == 'B' )
                 item = new SCH_BITMAP();
+            else if( line[1] == 'E' )
+                itemLoaded = true; // The EOF marker
             break;
 
         case 'L':        // Its a library item.
@@ -178,7 +181,9 @@ again." );
             break;
 
         case 'E':        // Its a WIRE or BUS item.
-            item = new SCH_BUS_ENTRY();
+            /* The bus entry can be represented by two different
+             * classes, so we need a factory function */
+            itemLoaded = SCH_BUS_ENTRY_BASE::Load( reader, msgDiag, &item );
             break;
 
         case 'C':        // It is a connection item.
@@ -220,6 +225,8 @@ again." );
 
         if( item )
         {
+            // Load it if it wasn't by a factory
+            if( !itemLoaded )
             itemLoaded = item->Load( reader, msgDiag );
 
             if( !itemLoaded )

eeschema/onleftclick.cpp

@@ -70,7 +70,8 @@ void SCH_EDIT_FRAME::OnLeftClick( wxDC* aDC, const wxPoint& aPosition )
             case SCH_TEXT_T:
             case SCH_SHEET_PIN_T:
             case SCH_SHEET_T:
-            case SCH_BUS_ENTRY_T:
+            case SCH_BUS_WIRE_ENTRY_T:
+            case SCH_BUS_BUS_ENTRY_T:
             case SCH_JUNCTION_T:
             case SCH_COMPONENT_T:
             case SCH_FIELD_T:
@@ -157,11 +158,20 @@ void SCH_EDIT_FRAME::OnLeftClick( wxDC* aDC, const wxPoint& aPosition )
         break;
 
     case ID_WIRETOBUS_ENTRY_BUTT:
+        if( ( item == NULL ) || ( item->GetFlags() == 0 ) )
+        {
+            CreateBusWireEntry( aDC );
+            m_canvas->SetAutoPanRequest( true );
+        }
+        else
+        {
+            addCurrentItemToList( aDC );
+        }
+        break;
     case ID_BUSTOBUS_ENTRY_BUTT:
         if( ( item == NULL ) || ( item->GetFlags() == 0 ) )
         {
-            CreateBusEntry( aDC, ( GetToolId() == ID_WIRETOBUS_ENTRY_BUTT ) ?
-                            WIRE_TO_BUS : BUS_TO_BUS );
+            CreateBusBusEntry( aDC );
             m_canvas->SetAutoPanRequest( true );
         }
         else

eeschema/onrightclick.cpp

@@ -64,7 +64,7 @@ static void AddMenusForComponent( wxMenu* PopMenu, SCH_COMPONENT* Component );
 static void AddMenusForComponentField( wxMenu* PopMenu, SCH_FIELD* Field );
 static void AddMenusForMarkers( wxMenu* aPopMenu, SCH_MARKER* aMarker, SCH_EDIT_FRAME* aFrame );
 static void AddMenusForBitmap( wxMenu* aPopMenu, SCH_BITMAP * aBitmap );
-static void AddMenusForBusEntry( wxMenu* aPopMenu, SCH_BUS_ENTRY * aBusEntry );
+static void AddMenusForBusEntry( wxMenu* aPopMenu, SCH_BUS_ENTRY_BASE * aBusEntry );
 
 
 
@@ -219,8 +219,9 @@ bool SCH_EDIT_FRAME::OnRightClick( const wxPoint& aPosition, wxMenu* PopMenu )
         addJunctionMenuEntries( PopMenu, (SCH_JUNCTION*) item );
         break;
 
-    case SCH_BUS_ENTRY_T:
-        AddMenusForBusEntry( PopMenu, (SCH_BUS_ENTRY*) item );
+    case SCH_BUS_BUS_ENTRY_T:
+    case SCH_BUS_WIRE_ENTRY_T:
+        AddMenusForBusEntry( PopMenu, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ) );
         break;
 
     case SCH_MARKER_T:
@@ -873,7 +874,7 @@ void AddMenusForBitmap( wxMenu* aPopMenu, SCH_BITMAP * aBitmap )
     }
 }
 
-void AddMenusForBusEntry( wxMenu* aPopMenu, SCH_BUS_ENTRY * aBusEntry )
+void AddMenusForBusEntry( wxMenu* aPopMenu, SCH_BUS_ENTRY_BASE* aBusEntry )
 {
     wxString msg;
     if( !aBusEntry->GetFlags() )

eeschema/operations_on_items_lists.cpp

@@ -31,7 +31,8 @@ void SetSchItemParent( SCH_ITEM* Struct, SCH_SCREEN* Screen )
     case SCH_HIERARCHICAL_LABEL_T:
     case SCH_COMPONENT_T:
     case SCH_LINE_T:
-    case SCH_BUS_ENTRY_T:
+    case SCH_BUS_BUS_ENTRY_T:
+    case SCH_BUS_WIRE_ENTRY_T:
     case SCH_SHEET_T:
     case SCH_MARKER_T:
     case SCH_NO_CONNECT_T:
@@ -185,7 +186,8 @@ void DuplicateItemsInList( SCH_SCREEN* screen, PICKED_ITEMS_LIST& aItemsList,
             {
             case SCH_JUNCTION_T:
             case SCH_LINE_T:
-            case SCH_BUS_ENTRY_T:
+            case SCH_BUS_BUS_ENTRY_T:
+            case SCH_BUS_WIRE_ENTRY_T:
             case SCH_TEXT_T:
             case SCH_LABEL_T:
             case SCH_GLOBAL_LABEL_T:

eeschema/sch_bus_entry.cpp

@@ -42,80 +42,81 @@
 #include <sch_bus_entry.h>
 
 
-SCH_BUS_ENTRY::SCH_BUS_ENTRY( const wxPoint& pos, int shape, int id ) :
-    SCH_ITEM( NULL, SCH_BUS_ENTRY_T )
+SCH_BUS_ENTRY_BASE::SCH_BUS_ENTRY_BASE( KICAD_T aType, const wxPoint& pos, char shape ) :
+    SCH_ITEM( NULL, aType )
 {
     m_pos    = pos;
     m_size.x = 100;
     m_size.y = 100;
-    m_Layer  = LAYER_WIRE;
-    m_width  = 0;
-
-    if( id == BUS_TO_BUS )
-    {
-        m_Layer = LAYER_BUS;
-    }
 
     if( shape == '/' )
         m_size.y = -100;
 }
 
+SCH_BUS_WIRE_ENTRY::SCH_BUS_WIRE_ENTRY( const wxPoint& pos, char shape ) :
+    SCH_BUS_ENTRY_BASE( SCH_BUS_WIRE_ENTRY_T, pos, shape )
+{
+    m_Layer  = LAYER_WIRE;
+}
 
-EDA_ITEM* SCH_BUS_ENTRY::Clone() const
+SCH_BUS_BUS_ENTRY::SCH_BUS_BUS_ENTRY( const wxPoint& pos, char shape ) :
+    SCH_BUS_ENTRY_BASE( SCH_BUS_BUS_ENTRY_T, pos, shape )
 {
-    return new SCH_BUS_ENTRY( *this );
+        m_Layer = LAYER_BUS;
 }
 
+EDA_ITEM* SCH_BUS_WIRE_ENTRY::Clone() const
+{
+    return new SCH_BUS_WIRE_ENTRY( *this );
+}
 
-wxPoint SCH_BUS_ENTRY::m_End() const
+EDA_ITEM* SCH_BUS_BUS_ENTRY::Clone() const
+{
+    return new SCH_BUS_BUS_ENTRY( *this );
+}
+
+
+wxPoint SCH_BUS_ENTRY_BASE::m_End() const
 {
     return wxPoint( m_pos.x + m_size.x, m_pos.y + m_size.y );
 }
 
 
-void SCH_BUS_ENTRY::SwapData( SCH_ITEM* aItem )
+void SCH_BUS_ENTRY_BASE::SwapData( SCH_ITEM* aItem )
 {
-    wxCHECK_RET( (aItem != NULL) && (aItem->Type() == SCH_BUS_ENTRY_T),
-                 wxT( "Cannot swap bus entry data with invalid item." ) );
+    SCH_BUS_ENTRY_BASE* item = dynamic_cast<SCH_BUS_ENTRY_BASE*>( aItem );
+    wxCHECK_RET( item, wxT( "Cannot swap bus entry data with invalid item." ) );
 
-    SCH_BUS_ENTRY* item = (SCH_BUS_ENTRY*)aItem;
     EXCHG( m_pos, item->m_pos );
     EXCHG( m_size, item->m_size );
-    EXCHG( m_width, item->m_width );
 }
 
 
-bool SCH_BUS_ENTRY::Save( FILE* aFile ) const
+bool SCH_BUS_WIRE_ENTRY::Save( FILE* aFile ) const
 {
-    bool        success = true;
-
-    const char* layer = "Wire";
-    const char* width = "Line";
+    if( fprintf( aFile, "Entry Wire Line\n\t%-4d %-4d %-4d %-4d\n",
+                 m_pos.x, m_pos.y, m_End().x, m_End().y ) == EOF )
+        return false;
+    return true;
+}
 
-    if( GetLayer() == LAYER_BUS )
-    {
-        layer = "Bus"; width = "Bus";
-    }
 
-    if( fprintf( aFile, "Entry %s %s\n", layer, width ) == EOF )
-    {
-        success = false;
-    }
-    if( fprintf( aFile, "\t%-4d %-4d %-4d %-4d\n",
+bool SCH_BUS_BUS_ENTRY::Save( FILE* aFile ) const
+{
+    if( fprintf( aFile, "Entry Bus Bus\n\t%-4d %-4d %-4d %-4d\n",
                  m_pos.x, m_pos.y, m_End().x, m_End().y ) == EOF )
-    {
-        success = false;
-    }
-
-    return success;
+        return false;
+    return true;
 }
 
 
-bool SCH_BUS_ENTRY::Load( LINE_READER& aLine, wxString& aErrorMsg )
+bool SCH_BUS_ENTRY_BASE::Load( LINE_READER& aLine, wxString& aErrorMsg, 
+                               SCH_ITEM **out )
 {
     char Name1[256];
     char Name2[256];
     char* line = (char*) aLine;
+    *out = NULL;
 
     while( (*line != ' ' ) && *line )
         line++;
@@ -128,13 +129,16 @@ bool SCH_BUS_ENTRY::Load( LINE_READER& aLine, wxString& aErrorMsg )
         return false;
     }
 
-    m_Layer = LAYER_WIRE;
-
+    SCH_BUS_ENTRY_BASE *this_new;
     if( Name1[0] == 'B' )
-        m_Layer = LAYER_BUS;
+        this_new = new SCH_BUS_BUS_ENTRY;
+    else
+        this_new = new SCH_BUS_WIRE_ENTRY;
+    *out = this_new;
 
-    if( !aLine.ReadLine() || sscanf( (char*) aLine, "%d %d %d %d ", &m_pos.x, &m_pos.y,
-                                      &m_size.x, &m_size.y ) != 4 )
+    if( !aLine.ReadLine() || sscanf( (char*) aLine, "%d %d %d %d ", 
+                &this_new->m_pos.x, &this_new->m_pos.y,
+                &this_new->m_size.x, &this_new->m_size.y ) != 4 )
     {
         aErrorMsg.Printf( wxT( "Eeschema file bus entry load error at line %d" ),
                           aLine.LineNumber() );
@@ -142,14 +146,14 @@ bool SCH_BUS_ENTRY::Load( LINE_READER& aLine, wxString& aErrorMsg )
         return false;
     }
 
-    m_size.x -= m_pos.x;
-    m_size.y -= m_pos.y;
+    this_new->m_size.x -= this_new->m_pos.x;
+    this_new->m_size.y -= this_new->m_pos.y;
 
     return true;
 }
 
 
-EDA_RECT SCH_BUS_ENTRY::GetBoundingBox() const
+EDA_RECT SCH_BUS_ENTRY_BASE::GetBoundingBox() const
 {
     EDA_RECT box;
 
@@ -157,27 +161,25 @@ EDA_RECT SCH_BUS_ENTRY::GetBoundingBox() const
     box.SetEnd( m_End() );
 
     box.Normalize();
-    int width = ( m_width == 0 ) ? GetDefaultLineThickness() : m_width;
-    box.Inflate( width / 2 );
+    box.Inflate( GetPenSize() / 2 );
 
     return box;
 }
 
 
-int SCH_BUS_ENTRY::GetPenSize() const
+int SCH_BUS_WIRE_ENTRY::GetPenSize() const
 {
-    int pensize = ( m_width == 0 ) ? GetDefaultLineThickness() : m_width;
+    return GetDefaultLineThickness();
+}
 
-    if( m_Layer == LAYER_BUS )
-    {
-        pensize = ( m_width == 0 ) ? GetDefaultBusThickness() : m_width;
-    }
 
-    return pensize;
+int SCH_BUS_BUS_ENTRY::GetPenSize() const
+{
+    return GetDefaultBusThickness();
 }
 
 
-void SCH_BUS_ENTRY::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
+void SCH_BUS_ENTRY_BASE::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
                           GR_DRAWMODE aDrawMode, EDA_COLOR_T aColor )
 {
     EDA_COLOR_T color;
@@ -194,7 +196,7 @@ void SCH_BUS_ENTRY::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOff
 }
 
 
-void SCH_BUS_ENTRY::MirrorX( int aXaxis_position )
+void SCH_BUS_ENTRY_BASE::MirrorX( int aXaxis_position )
 {
     m_pos.y -= aXaxis_position;
     NEGATE(  m_pos.y );
@@ -203,7 +205,7 @@ void SCH_BUS_ENTRY::MirrorX( int aXaxis_position )
 }
 
 
-void SCH_BUS_ENTRY::MirrorY( int aYaxis_position )
+void SCH_BUS_ENTRY_BASE::MirrorY( int aYaxis_position )
 {
     m_pos.x -= aYaxis_position;
     NEGATE(  m_pos.x );
@@ -212,14 +214,14 @@ void SCH_BUS_ENTRY::MirrorY( int aYaxis_position )
 }
 
 
-void SCH_BUS_ENTRY::Rotate( wxPoint aPosition )
+void SCH_BUS_ENTRY_BASE::Rotate( wxPoint aPosition )
 {
     RotatePoint( &m_pos, aPosition, 900 );
     RotatePoint( &m_size.x, &m_size.y, 900 );
 }
 
 
-void SCH_BUS_ENTRY::GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList )
+void SCH_BUS_ENTRY_BASE::GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList )
 {
     DANGLING_END_ITEM item( ENTRY_END, this, m_pos );
     aItemList.push_back( item );
@@ -229,44 +231,47 @@ void SCH_BUS_ENTRY::GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList )
 }
 
 
-bool SCH_BUS_ENTRY::IsSelectStateChanged( const wxRect& aRect )
+bool SCH_BUS_ENTRY_BASE::IsSelectStateChanged( const wxRect& aRect )
 {
     bool previousState = IsSelected();
 
     // If either end of the bus entry is inside the selection rectangle, the entire
     // bus entry is selected.  Bus entries have a fixed length and angle.
     if( aRect.Contains( m_pos ) || aRect.Contains( m_End() ) )
-        m_Flags |= SELECTED;
+        SetFlags( SELECTED );
     else
-        m_Flags &= ~SELECTED;
+        ClearFlags( SELECTED );
 
     return previousState != IsSelected();
 }
 
 
-void SCH_BUS_ENTRY::GetConnectionPoints( vector< wxPoint >& aPoints ) const
+void SCH_BUS_ENTRY_BASE::GetConnectionPoints( vector< wxPoint >& aPoints ) const
 {
     aPoints.push_back( m_pos );
     aPoints.push_back( m_End() );
 }
 
 
-wxString SCH_BUS_ENTRY::GetSelectMenuText() const
+wxString SCH_BUS_WIRE_ENTRY::GetSelectMenuText() const
 {
-    if( m_Layer == LAYER_WIRE )
         return wxString( _( "Bus to Wire Entry" ) );
+}
+
 
+wxString SCH_BUS_BUS_ENTRY::GetSelectMenuText() const
+{
     return wxString( _( "Bus to Bus Entry" ) );
 }
 
 
-bool SCH_BUS_ENTRY::HitTest( const wxPoint& aPosition, int aAccuracy ) const
+bool SCH_BUS_ENTRY_BASE::HitTest( const wxPoint& aPosition, int aAccuracy ) const
 {
     return TestSegmentHit( aPosition, m_pos, m_End(), aAccuracy );
 }
 
 
-bool SCH_BUS_ENTRY::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
+bool SCH_BUS_ENTRY_BASE::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
 {
     EDA_RECT rect = aRect;
 
@@ -279,7 +284,7 @@ bool SCH_BUS_ENTRY::HitTest( const EDA_RECT& aRect, bool aContained, int aAccura
 }
 
 
-void SCH_BUS_ENTRY::Plot( PLOTTER* aPlotter )
+void SCH_BUS_ENTRY_BASE::Plot( PLOTTER* aPlotter )
 {
     aPlotter->SetCurrentLineWidth( GetPenSize() );
     aPlotter->SetColor( ReturnLayerColor( GetLayer() ) );
@@ -291,7 +296,7 @@ void SCH_BUS_ENTRY::Plot( PLOTTER* aPlotter )
  * Set the shape of the bus entry.
  * aShape = ascii code '/' or '\'
  */
-void SCH_BUS_ENTRY::SetBusEntryShape( int aShape )
+void SCH_BUS_ENTRY_BASE::SetBusEntryShape( char aShape )
 {
     switch( aShape )
     {
@@ -311,12 +316,11 @@ void SCH_BUS_ENTRY::SetBusEntryShape( int aShape )
 /* GetBusEntryShape:
  * return the shape of the bus entry, as an ascii code '/' or '\'
  */
-int SCH_BUS_ENTRY::GetBusEntryShape() const
+char SCH_BUS_ENTRY_BASE::GetBusEntryShape() const
 {
-    int shape = '\\';
-
     if( GetSize().y < 0 )
-        shape = '/';
-
-    return shape;
+        return '/';
+    else
+        return '\\';
 }
+

eeschema/sch_bus_entry.h

@@ -33,33 +33,23 @@
 #include <sch_item_struct.h>
 
 
-/* Flags for BUS ENTRY (bus to bus or wire to bus */
-#define WIRE_TO_BUS 0
-#define BUS_TO_BUS  1
-
-
 /**
- * Class SCH_BUS_ENTRY
+ * Class SCH_BUS_ENTRY_BASE
  *
- * Defines a bus or wire entry.
+ * Base class for a bus or wire entry.
  */
-class SCH_BUS_ENTRY : public SCH_ITEM
+class SCH_BUS_ENTRY_BASE : public SCH_ITEM
 {
+protected:
     wxPoint m_pos;
-    int     m_width;
     wxSize  m_size;
 
 public:
-    SCH_BUS_ENTRY( const wxPoint& pos = wxPoint( 0, 0 ), int shape = '\\', int id = WIRE_TO_BUS );
+    SCH_BUS_ENTRY_BASE( KICAD_T aType, const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
 
     // Do not create a copy constructor.  The one generated by the compiler is adequate.
 
-    ~SCH_BUS_ENTRY() { }
-
-    wxString GetClass() const
-    {
-        return wxT( "SCH_BUS_ENTRY" );
-    }
+    ~SCH_BUS_ENTRY_BASE() { }
 
     wxPoint m_End() const;
 
@@ -67,17 +57,13 @@ public:
      * function GetBusEntryShape
      * @return the shape of the bus entry, as an ascii code '/' or '\'
      */
-    int GetBusEntryShape() const;
+    char GetBusEntryShape() const;
 
     /**
      * function SetBusEntryShape
      * @param aShape = the shape of the bus entry, as an ascii code '/' or '\'
      */
-    void SetBusEntryShape( int aShape );
-
-    int GetWidth() const { return m_width; }
-
-    void SetWidth( int aWidth ) { m_width = aWidth; }
+    void SetBusEntryShape( char aShape );
 
     wxSize GetSize() const { return m_size; }
 
@@ -88,14 +74,10 @@ public:
     void Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
                GR_DRAWMODE aDrawMode, EDA_COLOR_T aColor = UNSPECIFIED_COLOR );
 
-    bool Save( FILE* aFile ) const;
-
-    bool Load( LINE_READER& aLine, wxString& aErrorMsg );
+    static bool Load( LINE_READER& aLine, wxString& aErrorMsg, SCH_ITEM **out );
 
     EDA_RECT GetBoundingBox() const;
 
-    int GetPenSize() const;
-
     void Move( const wxPoint& aMoveVector )
     {
         m_pos += aMoveVector;
@@ -116,8 +98,6 @@ public:
 
     void GetConnectionPoints( vector< wxPoint >& aPoints ) const;
 
-    wxString GetSelectMenuText() const;
-
     BITMAP_DEF GetMenuImage() const { return  add_entry_xpm; }
 
     wxPoint GetPosition() const { return m_pos; }
@@ -130,12 +110,61 @@ public:
 
     void Plot( PLOTTER* aPlotter );
 
-    EDA_ITEM* Clone() const;
-
 #if defined(DEBUG)
     void Show( int nestLevel, std::ostream& os ) const { ShowDummy( os ); } // override
 #endif
 };
 
+/**
+ * Class SCH_BUS_WIRE_ENTRY
+ *
+ * Class for a wire to bus entry.
+ */
+class SCH_BUS_WIRE_ENTRY : public SCH_BUS_ENTRY_BASE
+{
+public:
+    SCH_BUS_WIRE_ENTRY( const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
+
+    ~SCH_BUS_WIRE_ENTRY() { }
+
+    wxString GetClass() const
+    {
+        return wxT( "SCH_BUS_WIRE_ENTRY" );
+    }
+
+    bool Save( FILE* aFile ) const;
+
+    int GetPenSize() const;
+
+    wxString GetSelectMenuText() const;
+
+    EDA_ITEM* Clone() const;
+};
+
+/**
+ * Class SCH_BUS_WIRE_ENTRY
+ *
+ * Class for a bus to bus entry.
+ */
+class SCH_BUS_BUS_ENTRY : public SCH_BUS_ENTRY_BASE
+{
+public:
+    SCH_BUS_BUS_ENTRY( const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
+
+    ~SCH_BUS_BUS_ENTRY() { }
+
+    wxString GetClass() const
+    {
+        return wxT( "SCH_BUS_BUS_ENTRY" );
+    }
+
+    bool Save( FILE* aFile ) const;
+
+    int GetPenSize() const;
+
+    wxString GetSelectMenuText() const;
+
+    EDA_ITEM* Clone() const;
+};
 
 #endif    // _SCH_BUS_ENTRY_H_

eeschema/sch_collectors.cpp

@@ -33,13 +33,15 @@
 #include <sch_collectors.h>
 #include <sch_component.h>
 #include <sch_line.h>
+#include <sch_bus_entry.h>
 
 
 const KICAD_T SCH_COLLECTOR::AllItems[] = {
     SCH_MARKER_T,
     SCH_JUNCTION_T,
     SCH_NO_CONNECT_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
     SCH_LINE_T,
     SCH_BITMAP_T,
     SCH_TEXT_T,
@@ -59,7 +61,8 @@ const KICAD_T SCH_COLLECTOR::AllItemsButPins[] = {
     SCH_MARKER_T,
     SCH_JUNCTION_T,
     SCH_NO_CONNECT_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
     SCH_LINE_T,
     SCH_BITMAP_T,
     SCH_TEXT_T,
@@ -107,7 +110,8 @@ const KICAD_T SCH_COLLECTOR::MovableItems[] = {
     SCH_MARKER_T,
     SCH_JUNCTION_T,
     SCH_NO_CONNECT_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
 //    SCH_LINE_T,
     SCH_BITMAP_T,
     SCH_TEXT_T,
@@ -124,7 +128,8 @@ const KICAD_T SCH_COLLECTOR::MovableItems[] = {
 
 const KICAD_T SCH_COLLECTOR::DraggableItems[] = {
     SCH_JUNCTION_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
     SCH_LINE_T,
     SCH_LABEL_T,
     SCH_GLOBAL_LABEL_T,
@@ -152,7 +157,8 @@ const KICAD_T SCH_COLLECTOR::ParentItems[] = {
     SCH_MARKER_T,
     SCH_JUNCTION_T,
     SCH_NO_CONNECT_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
     SCH_LINE_T,
     SCH_TEXT_T,
     SCH_LABEL_T,
@@ -241,13 +247,16 @@ bool SCH_COLLECTOR::IsCorner() const
     if( GetCount() != 2 )
         return false;
 
+    bool is_busentry0 = dynamic_cast<SCH_BUS_ENTRY_BASE*>( m_List[0] );
+    bool is_busentry1 = dynamic_cast<SCH_BUS_ENTRY_BASE*>( m_List[1] );
+
     if( (m_List[0]->Type() == SCH_LINE_T) && (m_List[1]->Type() == SCH_LINE_T) )
         return true;
 
-    if( (m_List[0]->Type() == SCH_LINE_T) && (m_List[1]->Type() == SCH_BUS_ENTRY_T) )
+    if( (m_List[0]->Type() == SCH_LINE_T) && is_busentry1 )
         return true;
 
-    if( (m_List[0]->Type() == SCH_BUS_ENTRY_T) && (m_List[1]->Type() == SCH_LINE_T) )
+    if( is_busentry0 && (m_List[1]->Type() == SCH_LINE_T) )
         return true;
 
     return false;

eeschema/sch_screen.cpp

@@ -394,7 +394,10 @@ bool SCH_SCREEN::IsTerminalPoint( const wxPoint& aPosition, int aLayer )
         break;
 
     case LAYER_WIRE:
-        if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_BUS_ENTRY_T ) )
+        if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_BUS_WIRE_ENTRY_T) )
+            return true;
+
+        if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_BUS_BUS_ENTRY_T) )
             return true;
 
         if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_JUNCTION_T ) )
@@ -958,15 +961,17 @@ bool SCH_SCREEN::BreakSegmentsOnJunctions()
             if( BreakSegment( junction->GetPosition() ) )
                 brokenSegments = true;
         }
-        else if( item->Type() == SCH_BUS_ENTRY_T )
+        else 
+        {
+            SCH_BUS_ENTRY_BASE* busEntry = dynamic_cast<SCH_BUS_ENTRY_BASE*>( item );
+            if( busEntry )
         {
-            SCH_BUS_ENTRY* busEntry = ( SCH_BUS_ENTRY* ) item;
-
             if( BreakSegment( busEntry->GetPosition() )
                 || BreakSegment( busEntry->m_End() ) )
                 brokenSegments = true;
             }
         }
+    }
 
     return brokenSegments;
 }

eeschema/schedit.cpp

@@ -137,12 +137,12 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
     case ID_POPUP_SCH_ENTRY_SELECT_SLASH:
         m_canvas->MoveCursorToCrossHair();
-        SetBusEntryShape( &dc, (SCH_BUS_ENTRY*) item, '/' );
+        SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '/' );
         break;
 
     case ID_POPUP_SCH_ENTRY_SELECT_ANTISLASH:
         m_canvas->MoveCursorToCrossHair();
-        SetBusEntryShape( &dc, (SCH_BUS_ENTRY*) item, '\\' );
+        SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '\\' );
         break;
 
     case ID_POPUP_CANCEL_CURRENT_COMMAND:
@@ -417,7 +417,8 @@ void SCH_EDIT_FRAME::OnMoveItem( wxCommandEvent& aEvent )
 
     case SCH_JUNCTION_T:
     case SCH_NO_CONNECT_T:
-    case SCH_BUS_ENTRY_T:
+    case SCH_BUS_BUS_ENTRY_T:
+    case SCH_BUS_WIRE_ENTRY_T:
     case SCH_LABEL_T:
     case SCH_GLOBAL_LABEL_T:
     case SCH_HIERARCHICAL_LABEL_T:
@@ -939,7 +940,8 @@ void SCH_EDIT_FRAME::OnDragItem( wxCommandEvent& aEvent )
 
     switch( item->Type() )
     {
-    case SCH_BUS_ENTRY_T:
+    case SCH_BUS_BUS_ENTRY_T:
+    case SCH_BUS_WIRE_ENTRY_T:
     case SCH_LINE_T:
     case SCH_JUNCTION_T:
         if( item->GetLayer() == LAYER_BUS )

include/base_struct.h

@@ -82,7 +82,8 @@ enum KICAD_T {
     SCH_MARKER_T,
     SCH_JUNCTION_T,
     SCH_NO_CONNECT_T,
-    SCH_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
+    SCH_BUS_BUS_ENTRY_T,
     SCH_LINE_T,
     SCH_BITMAP_T,
     SCH_TEXT_T,

include/wxEeschemaStruct.h

@@ -48,7 +48,9 @@ class CMP_LIBRARY;
 class LIB_COMPONENT;
 class LIB_DRAW_ITEM;
 class EDA_ITEM;
-class SCH_BUS_ENTRY;
+class SCH_BUS_ENTRY_BASE;
+class SCH_BUS_WIRE_ENTRY;
+class SCH_BUS_BUS_ENTRY;
 class SCH_GLOBALLABEL;
 class SCH_TEXT;
 class SCH_BITMAP;
@@ -811,8 +813,9 @@ private:
     void UpdateTitle();
 
     // Bus Entry
-    SCH_BUS_ENTRY* CreateBusEntry( wxDC* DC, int entry_type );
-    void SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY* BusEntry, int entry_type );
+    SCH_BUS_WIRE_ENTRY* CreateBusWireEntry( wxDC* DC );
+    SCH_BUS_BUS_ENTRY* CreateBusBusEntry( wxDC* DC );
+    void SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY_BASE* BusEntry, char entry_shape );
 
     /**
      * Function AddNoConnect